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Posted to commits@hugegraph.apache.org by vg...@apache.org on 2024/02/06 10:42:14 UTC
(incubator-hugegraph) branch correct-listen-header created (now 2cc39d36a)
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at 2cc39d36a double check and fix
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new 2cc39d36a double check and fix
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(incubator-hugegraph) 01/01: double check and fix
Posted by vg...@apache.org.
This is an automated email from the ASF dual-hosted git repository.
vgalaxies pushed a commit to branch correct-listen-header
in repository https://gitbox.apache.org/repos/asf/incubator-hugegraph.git
commit 2cc39d36a204599fab6a27ab64235d43ccb9096a
Author: VGalaxies <vg...@apache.org>
AuthorDate: Tue Feb 6 18:41:47 2024 +0800
double check and fix
---
.github/configs/settings.xml | 17 -----------------
hugegraph-server/hugegraph-api/pom.xml | 2 +-
.../src/main/java/org/apache/hugegraph/api/API.java | 2 +-
.../org/apache/hugegraph/api/arthas/ArthasAPI.java | 2 +-
.../java/org/apache/hugegraph/api/auth/AccessAPI.java | 2 +-
.../java/org/apache/hugegraph/api/auth/BelongAPI.java | 2 +-
.../java/org/apache/hugegraph/api/auth/GroupAPI.java | 2 +-
.../java/org/apache/hugegraph/api/auth/LoginAPI.java | 2 +-
.../java/org/apache/hugegraph/api/auth/ProjectAPI.java | 2 +-
.../java/org/apache/hugegraph/api/auth/TargetAPI.java | 2 +-
.../java/org/apache/hugegraph/api/auth/UserAPI.java | 2 +-
.../org/apache/hugegraph/api/cypher/CypherAPI.java | 2 +-
.../org/apache/hugegraph/api/cypher/CypherClient.java | 2 +-
.../org/apache/hugegraph/api/cypher/CypherManager.java | 2 +-
.../org/apache/hugegraph/api/cypher/CypherModel.java | 2 +-
.../apache/hugegraph/api/filter/AccessLogFilter.java | 2 +-
.../hugegraph/api/filter/AuthenticationFilter.java | 2 +-
.../hugegraph/api/filter/CompressInterceptor.java | 2 +-
.../hugegraph/api/filter/DecompressInterceptor.java | 2 +-
.../apache/hugegraph/api/filter/ExceptionFilter.java | 2 +-
.../apache/hugegraph/api/filter/LoadDetectFilter.java | 2 +-
.../apache/hugegraph/api/filter/LoadReleaseFilter.java | 2 +-
.../org/apache/hugegraph/api/filter/PathFilter.java | 2 +-
.../apache/hugegraph/api/filter/RedirectFilter.java | 2 +-
.../api/filter/RedirectFilterDynamicFeature.java | 2 +-
.../org/apache/hugegraph/api/filter/StatusFilter.java | 2 +-
.../java/org/apache/hugegraph/api/graph/BatchAPI.java | 2 +-
.../java/org/apache/hugegraph/api/graph/EdgeAPI.java | 2 +-
.../java/org/apache/hugegraph/api/graph/VertexAPI.java | 2 +-
.../api/gremlin/AbstractJerseyRestClient.java | 2 +-
.../org/apache/hugegraph/api/gremlin/GremlinAPI.java | 2 +-
.../apache/hugegraph/api/gremlin/GremlinClient.java | 2 +-
.../apache/hugegraph/api/gremlin/GremlinQueryAPI.java | 2 +-
.../org/apache/hugegraph/api/job/AlgorithmAPI.java | 2 +-
.../java/org/apache/hugegraph/api/job/ComputerAPI.java | 2 +-
.../java/org/apache/hugegraph/api/job/GremlinAPI.java | 2 +-
.../java/org/apache/hugegraph/api/job/RebuildAPI.java | 2 +-
.../java/org/apache/hugegraph/api/job/TaskAPI.java | 2 +-
.../org/apache/hugegraph/api/metrics/MetricsAPI.java | 2 +-
.../org/apache/hugegraph/api/profile/GraphsAPI.java | 2 +-
.../org/apache/hugegraph/api/profile/ProfileAPI.java | 2 +-
.../org/apache/hugegraph/api/profile/VersionAPI.java | 2 +-
.../apache/hugegraph/api/profile/WhiteIpListAPI.java | 2 +-
.../java/org/apache/hugegraph/api/raft/RaftAPI.java | 2 +-
.../org/apache/hugegraph/api/schema/EdgeLabelAPI.java | 2 +-
.../org/apache/hugegraph/api/schema/IndexLabelAPI.java | 2 +-
.../apache/hugegraph/api/schema/PropertyKeyAPI.java | 2 +-
.../org/apache/hugegraph/api/schema/SchemaAPI.java | 2 +-
.../apache/hugegraph/api/schema/VertexLabelAPI.java | 2 +-
.../apache/hugegraph/api/traversers/AdamicAdarAPI.java | 2 +-
.../hugegraph/api/traversers/AllShortestPathsAPI.java | 2 +-
.../org/apache/hugegraph/api/traversers/CountAPI.java | 2 +-
.../hugegraph/api/traversers/CrosspointsAPI.java | 2 +-
.../api/traversers/CustomizedCrosspointsAPI.java | 2 +-
.../hugegraph/api/traversers/CustomizedPathsAPI.java | 2 +-
.../hugegraph/api/traversers/EdgeExistenceAPI.java | 2 +-
.../org/apache/hugegraph/api/traversers/EdgesAPI.java | 2 +-
.../api/traversers/FusiformSimilarityAPI.java | 2 +-
.../hugegraph/api/traversers/JaccardSimilarityAPI.java | 2 +-
.../apache/hugegraph/api/traversers/KneighborAPI.java | 2 +-
.../org/apache/hugegraph/api/traversers/KoutAPI.java | 2 +-
.../api/traversers/MultiNodeShortestPathAPI.java | 2 +-
.../hugegraph/api/traversers/NeighborRankAPI.java | 2 +-
.../org/apache/hugegraph/api/traversers/PathsAPI.java | 2 +-
.../hugegraph/api/traversers/PersonalRankAPI.java | 2 +-
.../org/apache/hugegraph/api/traversers/RaysAPI.java | 2 +-
.../api/traversers/ResourceAllocationAPI.java | 2 +-
.../org/apache/hugegraph/api/traversers/RingsAPI.java | 2 +-
.../hugegraph/api/traversers/SameNeighborsAPI.java | 2 +-
.../hugegraph/api/traversers/ShortestPathAPI.java | 2 +-
.../api/traversers/SingleSourceShortestPathAPI.java | 2 +-
.../hugegraph/api/traversers/TemplatePathsAPI.java | 2 +-
.../apache/hugegraph/api/traversers/TraverserAPI.java | 2 +-
.../org/apache/hugegraph/api/traversers/Vertices.java | 2 +-
.../apache/hugegraph/api/traversers/VerticesAPI.java | 2 +-
.../api/traversers/WeightedShortestPathAPI.java | 2 +-
.../apache/hugegraph/api/variables/VariablesAPI.java | 2 +-
.../org/apache/hugegraph/auth/ConfigAuthenticator.java | 2 +-
.../apache/hugegraph/auth/ContextGremlinServer.java | 2 +-
.../org/apache/hugegraph/auth/HugeAuthenticator.java | 2 +-
.../apache/hugegraph/auth/HugeFactoryAuthProxy.java | 2 +-
.../org/apache/hugegraph/auth/HugeGraphAuthProxy.java | 2 +-
.../apache/hugegraph/auth/StandardAuthenticator.java | 2 +-
.../hugegraph/auth/WsAndHttpBasicAuthHandler.java | 2 +-
.../org/apache/hugegraph/config/ServerOptions.java | 2 +-
.../java/org/apache/hugegraph/core/GraphManager.java | 2 +-
.../java/org/apache/hugegraph/define/Checkable.java | 2 +-
.../org/apache/hugegraph/define/UpdateStrategy.java | 2 +-
.../java/org/apache/hugegraph/define/WorkLoad.java | 2 +-
.../java/org/apache/hugegraph/metrics/MetricsKeys.java | 2 +-
.../org/apache/hugegraph/metrics/MetricsModule.java | 2 +-
.../java/org/apache/hugegraph/metrics/MetricsUtil.java | 2 +-
.../org/apache/hugegraph/metrics/ServerReporter.java | 2 +-
.../org/apache/hugegraph/metrics/SlowQueryLog.java | 2 +-
.../org/apache/hugegraph/metrics/SystemMetrics.java | 2 +-
.../hugegraph/rpc/RpcClientProviderWithAuth.java | 2 +-
.../apache/hugegraph/serializer/JsonSerializer.java | 2 +-
.../org/apache/hugegraph/serializer/Serializer.java | 2 +-
.../org/apache/hugegraph/server/ApplicationConfig.java | 2 +-
.../java/org/apache/hugegraph/server/RestServer.java | 2 +-
.../java/org/apache/hugegraph/version/ApiVersion.java | 2 +-
hugegraph-server/hugegraph-cassandra/pom.xml | 2 +-
.../com/datastax/driver/core/querybuilder/Clauses.java | 2 +-
.../backend/store/cassandra/CassandraBackendEntry.java | 2 +-
.../store/cassandra/CassandraEntryIterator.java | 2 +-
.../backend/store/cassandra/CassandraFeatures.java | 2 +-
.../backend/store/cassandra/CassandraMetrics.java | 2 +-
.../backend/store/cassandra/CassandraOptions.java | 2 +-
.../backend/store/cassandra/CassandraSerializer.java | 2 +-
.../backend/store/cassandra/CassandraSessionPool.java | 2 +-
.../backend/store/cassandra/CassandraShard.java | 2 +-
.../backend/store/cassandra/CassandraStore.java | 2 +-
.../store/cassandra/CassandraStoreProvider.java | 2 +-
.../backend/store/cassandra/CassandraTable.java | 2 +-
.../backend/store/cassandra/CassandraTables.java | 2 +-
hugegraph-server/hugegraph-core/pom.xml | 2 +-
.../main/java/org/apache/hugegraph/HugeException.java | 2 +-
.../main/java/org/apache/hugegraph/HugeFactory.java | 2 +-
.../src/main/java/org/apache/hugegraph/HugeGraph.java | 2 +-
.../java/org/apache/hugegraph/HugeGraphParams.java | 2 +-
.../java/org/apache/hugegraph/StandardHugeGraph.java | 2 +-
.../java/org/apache/hugegraph/analyzer/Analyzer.java | 2 +-
.../org/apache/hugegraph/analyzer/AnalyzerFactory.java | 2 +-
.../org/apache/hugegraph/analyzer/AnsjAnalyzer.java | 2 +-
.../org/apache/hugegraph/analyzer/HanLPAnalyzer.java | 2 +-
.../java/org/apache/hugegraph/analyzer/IKAnalyzer.java | 2 +-
.../org/apache/hugegraph/analyzer/JcsegAnalyzer.java | 2 +-
.../org/apache/hugegraph/analyzer/JiebaAnalyzer.java | 2 +-
.../org/apache/hugegraph/analyzer/MMSeg4JAnalyzer.java | 2 +-
.../org/apache/hugegraph/analyzer/SmartCNAnalyzer.java | 2 +-
.../java/org/apache/hugegraph/auth/AuthConstant.java | 2 +-
.../java/org/apache/hugegraph/auth/AuthManager.java | 2 +-
.../java/org/apache/hugegraph/auth/EntityManager.java | 2 +-
.../java/org/apache/hugegraph/auth/HugeAccess.java | 2 +-
.../java/org/apache/hugegraph/auth/HugeBelong.java | 2 +-
.../main/java/org/apache/hugegraph/auth/HugeGroup.java | 2 +-
.../java/org/apache/hugegraph/auth/HugePermission.java | 2 +-
.../java/org/apache/hugegraph/auth/HugeProject.java | 2 +-
.../java/org/apache/hugegraph/auth/HugeResource.java | 2 +-
.../java/org/apache/hugegraph/auth/HugeTarget.java | 2 +-
.../main/java/org/apache/hugegraph/auth/HugeUser.java | 2 +-
.../org/apache/hugegraph/auth/RelationshipManager.java | 2 +-
.../java/org/apache/hugegraph/auth/ResourceObject.java | 2 +-
.../java/org/apache/hugegraph/auth/ResourceType.java | 2 +-
.../java/org/apache/hugegraph/auth/RolePermission.java | 2 +-
.../java/org/apache/hugegraph/auth/SchemaDefine.java | 2 +-
.../org/apache/hugegraph/auth/StandardAuthManager.java | 2 +-
.../java/org/apache/hugegraph/auth/TokenGenerator.java | 2 +-
.../java/org/apache/hugegraph/auth/UserWithRole.java | 2 +-
.../org/apache/hugegraph/backend/BackendException.java | 2 +-
.../org/apache/hugegraph/backend/LocalCounter.java | 2 +-
.../java/org/apache/hugegraph/backend/Transaction.java | 2 +-
.../apache/hugegraph/backend/cache/AbstractCache.java | 2 +-
.../java/org/apache/hugegraph/backend/cache/Cache.java | 2 +-
.../apache/hugegraph/backend/cache/CacheManager.java | 2 +-
.../apache/hugegraph/backend/cache/CacheNotifier.java | 2 +-
.../hugegraph/backend/cache/CachedBackendStore.java | 2 +-
.../backend/cache/CachedGraphTransaction.java | 2 +-
.../backend/cache/CachedSchemaTransaction.java | 2 +-
.../org/apache/hugegraph/backend/cache/LevelCache.java | 2 +-
.../apache/hugegraph/backend/cache/OffheapCache.java | 2 +-
.../org/apache/hugegraph/backend/cache/RamCache.java | 2 +-
.../java/org/apache/hugegraph/backend/id/EdgeId.java | 2 +-
.../main/java/org/apache/hugegraph/backend/id/Id.java | 2 +-
.../org/apache/hugegraph/backend/id/IdGenerator.java | 2 +-
.../java/org/apache/hugegraph/backend/id/IdUtil.java | 2 +-
.../hugegraph/backend/id/SplicingIdGenerator.java | 2 +-
.../org/apache/hugegraph/backend/page/IdHolder.java | 2 +-
.../apache/hugegraph/backend/page/IdHolderList.java | 2 +-
.../hugegraph/backend/page/PageEntryIterator.java | 2 +-
.../org/apache/hugegraph/backend/page/PageIds.java | 2 +-
.../org/apache/hugegraph/backend/page/PageInfo.java | 2 +-
.../org/apache/hugegraph/backend/page/PageState.java | 2 +-
.../org/apache/hugegraph/backend/page/QueryList.java | 2 +-
.../backend/page/SortByCountIdHolderList.java | 2 +-
.../org/apache/hugegraph/backend/query/Aggregate.java | 2 +-
.../hugegraph/backend/query/BatchConditionQuery.java | 2 +-
.../org/apache/hugegraph/backend/query/Condition.java | 2 +-
.../apache/hugegraph/backend/query/ConditionQuery.java | 2 +-
.../hugegraph/backend/query/ConditionQueryFlatten.java | 2 +-
.../hugegraph/backend/query/EdgesQueryIterator.java | 2 +-
.../apache/hugegraph/backend/query/IdPrefixQuery.java | 2 +-
.../org/apache/hugegraph/backend/query/IdQuery.java | 2 +-
.../apache/hugegraph/backend/query/IdRangeQuery.java | 2 +-
.../java/org/apache/hugegraph/backend/query/Query.java | 2 +-
.../apache/hugegraph/backend/query/QueryResults.java | 2 +-
.../backend/serializer/AbstractSerializer.java | 2 +-
.../backend/serializer/BinaryBackendEntry.java | 2 +-
.../backend/serializer/BinaryEntryIterator.java | 2 +-
.../backend/serializer/BinaryScatterSerializer.java | 2 +-
.../hugegraph/backend/serializer/BinarySerializer.java | 2 +-
.../hugegraph/backend/serializer/BytesBuffer.java | 2 +-
.../hugegraph/backend/serializer/GraphSerializer.java | 2 +-
.../hugegraph/backend/serializer/MergeIterator.java | 2 +-
.../hugegraph/backend/serializer/SchemaSerializer.java | 2 +-
.../backend/serializer/SerializerFactory.java | 2 +-
.../backend/serializer/TableBackendEntry.java | 2 +-
.../hugegraph/backend/serializer/TableSerializer.java | 2 +-
.../hugegraph/backend/serializer/TextBackendEntry.java | 2 +-
.../hugegraph/backend/serializer/TextSerializer.java | 2 +-
.../hugegraph/backend/store/AbstractBackendStore.java | 2 +-
.../backend/store/AbstractBackendStoreProvider.java | 2 +-
.../apache/hugegraph/backend/store/BackendAction.java | 2 +-
.../apache/hugegraph/backend/store/BackendEntry.java | 2 +-
.../hugegraph/backend/store/BackendEntryIterator.java | 2 +-
.../hugegraph/backend/store/BackendFeatures.java | 2 +-
.../apache/hugegraph/backend/store/BackendMetrics.java | 2 +-
.../hugegraph/backend/store/BackendMutation.java | 2 +-
.../backend/store/BackendProviderFactory.java | 2 +-
.../apache/hugegraph/backend/store/BackendSession.java | 2 +-
.../hugegraph/backend/store/BackendSessionPool.java | 2 +-
.../apache/hugegraph/backend/store/BackendStore.java | 2 +-
.../hugegraph/backend/store/BackendStoreInfo.java | 2 +-
.../hugegraph/backend/store/BackendStoreProvider.java | 2 +-
.../apache/hugegraph/backend/store/BackendTable.java | 2 +-
.../apache/hugegraph/backend/store/MetaDispatcher.java | 2 +-
.../apache/hugegraph/backend/store/MetaHandler.java | 2 +-
.../java/org/apache/hugegraph/backend/store/Shard.java | 2 +-
.../hugegraph/backend/store/SystemSchemaStore.java | 2 +-
.../apache/hugegraph/backend/store/TableDefine.java | 2 +-
.../backend/store/memory/InMemoryDBStore.java | 2 +-
.../backend/store/memory/InMemoryDBStoreProvider.java | 2 +-
.../backend/store/memory/InMemoryDBTable.java | 2 +-
.../backend/store/memory/InMemoryDBTables.java | 2 +-
.../backend/store/memory/InMemoryMetrics.java | 2 +-
.../hugegraph/backend/store/raft/RaftAddPeerJob.java | 2 +-
.../hugegraph/backend/store/raft/RaftBackendStore.java | 2 +-
.../backend/store/raft/RaftBackendStoreProvider.java | 2 +-
.../hugegraph/backend/store/raft/RaftClosure.java | 2 +-
.../hugegraph/backend/store/raft/RaftContext.java | 2 +-
.../hugegraph/backend/store/raft/RaftException.java | 2 +-
.../hugegraph/backend/store/raft/RaftGroupManager.java | 2 +-
.../backend/store/raft/RaftGroupManagerImpl.java | 2 +-
.../apache/hugegraph/backend/store/raft/RaftNode.java | 2 +-
.../backend/store/raft/RaftRemovePeerJob.java | 2 +-
.../hugegraph/backend/store/raft/RaftResult.java | 2 +-
.../hugegraph/backend/store/raft/RaftStoreClosure.java | 2 +-
.../hugegraph/backend/store/raft/StoreCommand.java | 2 +-
.../hugegraph/backend/store/raft/StoreSerializer.java | 2 +-
.../backend/store/raft/StoreSnapshotFile.java | 2 +-
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.../backend/store/raft/compress/CompressStrategy.java | 2 +-
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.../store/raft/compress/ParallelCompressStrategy.java | 2 +-
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.../backend/store/raft/rpc/AddPeerProcessor.java | 2 +-
.../backend/store/raft/rpc/ListPeersProcessor.java | 2 +-
.../backend/store/raft/rpc/RemovePeerProcessor.java | 2 +-
.../hugegraph/backend/store/raft/rpc/RpcForwarder.java | 2 +-
.../backend/store/raft/rpc/SetLeaderProcessor.java | 2 +-
.../backend/store/raft/rpc/StoreCommandProcessor.java | 2 +-
.../apache/hugegraph/backend/store/ram/IntIntMap.java | 2 +-
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.../apache/hugegraph/backend/store/ram/RamTable.java | 2 +-
.../hugegraph/backend/tx/AbstractTransaction.java | 2 +-
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.../apache/hugegraph/backend/tx/GraphTransaction.java | 2 +-
.../hugegraph/backend/tx/IndexableTransaction.java | 2 +-
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hugegraph-server/hugegraph-rocksdb/pom.xml | 2 +-
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hugegraph-server/hugegraph-scylladb/pom.xml | 2 +-
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hugegraph-server/hugegraph-test/pom.xml | 2 +-
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.../apache/hugegraph/unit/core/RolePermissionTest.java | 2 +-
.../org/apache/hugegraph/unit/core/RowLockTest.java | 2 +-
.../hugegraph/unit/core/SecurityManagerTest.java | 2 +-
.../org/apache/hugegraph/unit/core/SerialEnumTest.java | 2 +-
.../hugegraph/unit/core/SystemSchemaStoreTest.java | 2 +-
.../apache/hugegraph/unit/core/TraversalUtilTest.java | 2 +-
.../java/org/apache/hugegraph/unit/id/EdgeIdTest.java | 2 +-
.../main/java/org/apache/hugegraph/unit/id/IdTest.java | 2 +-
.../java/org/apache/hugegraph/unit/id/IdUtilTest.java | 2 +-
.../hugegraph/unit/id/SplicingIdGeneratorTest.java | 2 +-
.../org/apache/hugegraph/unit/mysql/MysqlUtilTest.java | 2 +-
.../apache/hugegraph/unit/mysql/WhereBuilderTest.java | 2 +-
.../hugegraph/unit/rocksdb/BaseRocksDBUnitTest.java | 2 +-
.../hugegraph/unit/rocksdb/RocksDBCountersTest.java | 2 +-
.../apache/hugegraph/unit/rocksdb/RocksDBPerfTest.java | 2 +-
.../hugegraph/unit/rocksdb/RocksDBSessionTest.java | 2 +-
.../hugegraph/unit/rocksdb/RocksDBSessionsTest.java | 2 +-
.../unit/serializer/BinaryBackendEntryTest.java | 2 +-
.../unit/serializer/BinaryScatterSerializerTest.java | 2 +-
.../unit/serializer/BinarySerializerTest.java | 2 +-
.../hugegraph/unit/serializer/BytesBufferTest.java | 2 +-
.../unit/serializer/SerializerFactoryTest.java | 2 +-
.../hugegraph/unit/serializer/StoreSerializerTest.java | 2 +-
.../unit/serializer/TableBackendEntryTest.java | 2 +-
.../unit/serializer/TextBackendEntryTest.java | 2 +-
.../hugegraph/unit/store/RamIntObjectMapTest.java | 2 +-
.../apache/hugegraph/unit/util/CompressUtilTest.java | 2 +-
.../org/apache/hugegraph/unit/util/JsonUtilTest.java | 2 +-
.../apache/hugegraph/unit/util/RateLimiterTest.java | 2 +-
.../apache/hugegraph/unit/util/StringEncodingTest.java | 2 +-
.../org/apache/hugegraph/unit/util/VersionTest.java | 2 +-
.../unit/util/collection/CollectionFactoryTest.java | 2 +-
.../hugegraph/unit/util/collection/IdSetTest.java | 2 +-
.../unit/util/collection/Int2IntsMapTest.java | 2 +-
.../hugegraph/unit/util/collection/IntMapTest.java | 2 +-
.../hugegraph/unit/util/collection/IntSetTest.java | 2 +-
.../unit/util/collection/ObjectIntMappingTest.java | 2 +-
.../src/main/resources/hugegraph.properties | 2 +-
.../hugegraph-test/src/main/resources/log4j2.xml | 2 +-
.../apache/hugegraph/benchmark/BenchmarkConstants.java | 2 +-
.../org/apache/hugegraph/benchmark/SimpleRandom.java | 2 +-
.../benchmark/map/MapRandomGetPutThroughputTest.java | 2 +-
hugegraph-server/pom.xml | 18 +++++++++---------
hugegraph-style.xml | 18 +++++++++---------
pom.xml | 18 +++++++++---------
style/checkstyle.xml | 18 +++++++++---------
730 files changed, 769 insertions(+), 786 deletions(-)
diff --git a/.github/configs/settings.xml b/.github/configs/settings.xml
index 294ded1cb..45c87139a 100644
--- a/.github/configs/settings.xml
+++ b/.github/configs/settings.xml
@@ -1,20 +1,3 @@
-<!--
- Licensed to the Apache Software Foundation (ASF) under one or more
- contributor license agreements. See the NOTICE file distributed with
- this work for additional information regarding copyright ownership.
- The ASF licenses this file to You under the Apache License, Version 2.0
- (the "License"); you may not use this file except in compliance with
- the License. You may obtain a copy of the License at
-
- http://www.apache.org/licenses/LICENSE-2.0
-
- Unless required by applicable law or agreed to in writing, software
- distributed under the License is distributed on an "AS IS" BASIS,
- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- See the License for the specific language governing permissions and
- limitations under the License.
- -->
-
<settings xmlns="http://maven.apache.org/SETTINGS/1.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/SETTINGS/1.0.0 https://maven.apache.org/xsd/settings-1.0.0.xsd">
diff --git a/hugegraph-server/hugegraph-api/pom.xml b/hugegraph-server/hugegraph-api/pom.xml
index 17fd091ab..ce18f8d35 100644
--- a/hugegraph-server/hugegraph-api/pom.xml
+++ b/hugegraph-server/hugegraph-api/pom.xml
@@ -7,7 +7,7 @@
(the "License"); you may not use this file except in compliance with
the License. You may obtain a copy of the License at
- http://www.apache.org/licenses/LICENSE-2.0
+ http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/API.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/API.java
index 021d94322..444549a80 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/API.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/API.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/arthas/ArthasAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/arthas/ArthasAPI.java
index 406752efd..cb819057c 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/arthas/ArthasAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/arthas/ArthasAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/auth/AccessAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/auth/AccessAPI.java
index 30c38a738..75dbad7fb 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/auth/AccessAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/auth/AccessAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/auth/BelongAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/auth/BelongAPI.java
index 5a84f8059..7880e434e 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/auth/BelongAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/auth/BelongAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/auth/GroupAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/auth/GroupAPI.java
index 03fb0ff6f..e70c88d31 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/auth/GroupAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/auth/GroupAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/auth/LoginAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/auth/LoginAPI.java
index 435952e7e..ba2ab3f4f 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/auth/LoginAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/auth/LoginAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/auth/ProjectAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/auth/ProjectAPI.java
index 180ebfd70..1f048e9a0 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/auth/ProjectAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/auth/ProjectAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/auth/TargetAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/auth/TargetAPI.java
index 199d2c5b7..c13fff151 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/auth/TargetAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/auth/TargetAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/auth/UserAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/auth/UserAPI.java
index bc1adbc75..25d812104 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/auth/UserAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/auth/UserAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/cypher/CypherAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/cypher/CypherAPI.java
index a200197fb..c8cc3929f 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/cypher/CypherAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/cypher/CypherAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/cypher/CypherClient.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/cypher/CypherClient.java
index a3cabdf15..eb3a86ff6 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/cypher/CypherClient.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/cypher/CypherClient.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/cypher/CypherManager.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/cypher/CypherManager.java
index 5b3db18be..95f72d2e4 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/cypher/CypherManager.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/cypher/CypherManager.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/cypher/CypherModel.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/cypher/CypherModel.java
index b3fb44c7d..c85a0aff0 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/cypher/CypherModel.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/cypher/CypherModel.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/AccessLogFilter.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/AccessLogFilter.java
index 7d5cbf6fe..7a4a9b97d 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/AccessLogFilter.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/AccessLogFilter.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/AuthenticationFilter.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/AuthenticationFilter.java
index 865aef442..ba69fd9c0 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/AuthenticationFilter.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/AuthenticationFilter.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/CompressInterceptor.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/CompressInterceptor.java
index 0a9831121..a5cf78aa4 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/CompressInterceptor.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/CompressInterceptor.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/DecompressInterceptor.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/DecompressInterceptor.java
index 928f18fae..d8de56090 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/DecompressInterceptor.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/DecompressInterceptor.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/ExceptionFilter.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/ExceptionFilter.java
index f6244a368..894f38c66 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/ExceptionFilter.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/ExceptionFilter.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/LoadDetectFilter.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/LoadDetectFilter.java
index 62d44d627..42344e613 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/LoadDetectFilter.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/LoadDetectFilter.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/LoadReleaseFilter.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/LoadReleaseFilter.java
index 76755fad3..04f2fada5 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/LoadReleaseFilter.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/LoadReleaseFilter.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/PathFilter.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/PathFilter.java
index 36ddf7d25..dda43b3fb 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/PathFilter.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/PathFilter.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/RedirectFilter.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/RedirectFilter.java
index cb5c9fc7a..35dc3793d 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/RedirectFilter.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/RedirectFilter.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/RedirectFilterDynamicFeature.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/RedirectFilterDynamicFeature.java
index e848a6486..894274761 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/RedirectFilterDynamicFeature.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/RedirectFilterDynamicFeature.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/StatusFilter.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/StatusFilter.java
index 3a0dfcc57..70f6cb16d 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/StatusFilter.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/filter/StatusFilter.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/graph/BatchAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/graph/BatchAPI.java
index db3478fc0..c533a7d99 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/graph/BatchAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/graph/BatchAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/graph/EdgeAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/graph/EdgeAPI.java
index 3ad2608b4..c0a8577e5 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/graph/EdgeAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/graph/EdgeAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/graph/VertexAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/graph/VertexAPI.java
index 157369900..98032d2ad 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/graph/VertexAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/graph/VertexAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/gremlin/AbstractJerseyRestClient.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/gremlin/AbstractJerseyRestClient.java
index 3930f1749..37963a371 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/gremlin/AbstractJerseyRestClient.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/gremlin/AbstractJerseyRestClient.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/gremlin/GremlinAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/gremlin/GremlinAPI.java
index 8ae1e24e9..09459ca4c 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/gremlin/GremlinAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/gremlin/GremlinAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/gremlin/GremlinClient.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/gremlin/GremlinClient.java
index e61ef5055..d1c448a4b 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/gremlin/GremlinClient.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/gremlin/GremlinClient.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/gremlin/GremlinQueryAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/gremlin/GremlinQueryAPI.java
index fe4bf54e4..009f44dbd 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/gremlin/GremlinQueryAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/gremlin/GremlinQueryAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/job/AlgorithmAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/job/AlgorithmAPI.java
index ae1e6534a..408d27a39 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/job/AlgorithmAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/job/AlgorithmAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/job/ComputerAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/job/ComputerAPI.java
index c553bac90..83fc4f8ad 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/job/ComputerAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/job/ComputerAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/job/GremlinAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/job/GremlinAPI.java
index 56a967fa5..5bb8274b7 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/job/GremlinAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/job/GremlinAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/job/RebuildAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/job/RebuildAPI.java
index 983b52072..a9461e321 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/job/RebuildAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/job/RebuildAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/job/TaskAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/job/TaskAPI.java
index de5e83547..4705df54b 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/job/TaskAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/job/TaskAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/metrics/MetricsAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/metrics/MetricsAPI.java
index 736026eb5..605abef1d 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/metrics/MetricsAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/metrics/MetricsAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/profile/GraphsAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/profile/GraphsAPI.java
index 22f362f5b..8bcc9311d 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/profile/GraphsAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/profile/GraphsAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/profile/ProfileAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/profile/ProfileAPI.java
index 97c6ec514..26a7873e4 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/profile/ProfileAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/profile/ProfileAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/profile/VersionAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/profile/VersionAPI.java
index 3f5decdc5..b6a095c9e 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/profile/VersionAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/profile/VersionAPI.java
@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/profile/WhiteIpListAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/profile/WhiteIpListAPI.java
index 7ad8b8c96..f765ff46a 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/profile/WhiteIpListAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/profile/WhiteIpListAPI.java
@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
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diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/raft/RaftAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/raft/RaftAPI.java
index 42917fa30..2c2d893b6 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/raft/RaftAPI.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/schema/EdgeLabelAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/schema/EdgeLabelAPI.java
index fdb7ff754..97bad8c77 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/schema/EdgeLabelAPI.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/schema/IndexLabelAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/schema/IndexLabelAPI.java
index f195abb89..156c1e845 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/schema/IndexLabelAPI.java
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@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/schema/PropertyKeyAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/schema/PropertyKeyAPI.java
index 9ec79f15e..889df803c 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/schema/PropertyKeyAPI.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/schema/SchemaAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/schema/SchemaAPI.java
index ba242557f..3b78fc231 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/schema/SchemaAPI.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/schema/VertexLabelAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/schema/VertexLabelAPI.java
index 942d37560..01e318e9a 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/schema/VertexLabelAPI.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/AdamicAdarAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/AdamicAdarAPI.java
index 7abf6f9f1..1154d7144 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/AdamicAdarAPI.java
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@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
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*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/AllShortestPathsAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/AllShortestPathsAPI.java
index 473e9a31d..34cd20960 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/AllShortestPathsAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/AllShortestPathsAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/CountAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/CountAPI.java
index 960046711..f2e3f0c9a 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/CountAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/CountAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/CrosspointsAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/CrosspointsAPI.java
index 4a385e92d..c1651d289 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/CrosspointsAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/CrosspointsAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/CustomizedCrosspointsAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/CustomizedCrosspointsAPI.java
index 8ae966e22..03ebb8218 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/CustomizedCrosspointsAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/CustomizedCrosspointsAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/CustomizedPathsAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/CustomizedPathsAPI.java
index 82511ef88..eb93eae74 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/CustomizedPathsAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/CustomizedPathsAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/EdgeExistenceAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/EdgeExistenceAPI.java
index 03f33ed6f..5237fdcdb 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/EdgeExistenceAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/EdgeExistenceAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/EdgesAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/EdgesAPI.java
index b15a8206e..ccd9f369c 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/EdgesAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/EdgesAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/FusiformSimilarityAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/FusiformSimilarityAPI.java
index c48c514b2..7db63525d 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/FusiformSimilarityAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/FusiformSimilarityAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/JaccardSimilarityAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/JaccardSimilarityAPI.java
index 04b5bbff7..4863fee4a 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/JaccardSimilarityAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/JaccardSimilarityAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/KneighborAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/KneighborAPI.java
index 7d142c0a2..212de2c88 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/KneighborAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/KneighborAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/KoutAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/KoutAPI.java
index e043b09bc..e15cc174e 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/KoutAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/KoutAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/MultiNodeShortestPathAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/MultiNodeShortestPathAPI.java
index 618c9a077..63f0973e8 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/MultiNodeShortestPathAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/MultiNodeShortestPathAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/NeighborRankAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/NeighborRankAPI.java
index 0dcd153e1..9c1fda3be 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/NeighborRankAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/NeighborRankAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/PathsAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/PathsAPI.java
index c43a04577..f4a24f8e3 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/PathsAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/PathsAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/PersonalRankAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/PersonalRankAPI.java
index 270beabeb..8619fb171 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/PersonalRankAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/PersonalRankAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/RaysAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/RaysAPI.java
index cefde88f5..2028ba5f2 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/RaysAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/RaysAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/ResourceAllocationAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/ResourceAllocationAPI.java
index a18ebab2c..881138bbf 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/ResourceAllocationAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/ResourceAllocationAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/RingsAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/RingsAPI.java
index 5f5470179..453339a81 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/RingsAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/RingsAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/SameNeighborsAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/SameNeighborsAPI.java
index f8d2da6f2..4c8fbcfeb 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/SameNeighborsAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/SameNeighborsAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/ShortestPathAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/ShortestPathAPI.java
index ae013cb85..ee4d5e19a 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/ShortestPathAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/ShortestPathAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/SingleSourceShortestPathAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/SingleSourceShortestPathAPI.java
index 364618dce..909ec7200 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/SingleSourceShortestPathAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/SingleSourceShortestPathAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/TemplatePathsAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/TemplatePathsAPI.java
index 5d25d5fc0..8899bc457 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/TemplatePathsAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/TemplatePathsAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/TraverserAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/TraverserAPI.java
index d1023c6c7..923b3d43f 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/TraverserAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/TraverserAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/Vertices.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/Vertices.java
index 0db465508..183c27d87 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/Vertices.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/Vertices.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/VerticesAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/VerticesAPI.java
index 66e38094f..d81c9be58 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/VerticesAPI.java
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@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/WeightedShortestPathAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/WeightedShortestPathAPI.java
index c14757151..f1c1947ed 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/WeightedShortestPathAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/traversers/WeightedShortestPathAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/variables/VariablesAPI.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/variables/VariablesAPI.java
index feafd53c1..89272fb8f 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/variables/VariablesAPI.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/api/variables/VariablesAPI.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/auth/ConfigAuthenticator.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/auth/ConfigAuthenticator.java
index 1e5b7c91a..2106d54dc 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/auth/ConfigAuthenticator.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/auth/ConfigAuthenticator.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/auth/ContextGremlinServer.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/auth/ContextGremlinServer.java
index e7e458838..f753fc2ca 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/auth/ContextGremlinServer.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/auth/ContextGremlinServer.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/auth/HugeAuthenticator.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/auth/HugeAuthenticator.java
index 39f695b44..e1077d946 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/auth/HugeAuthenticator.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/auth/HugeAuthenticator.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/auth/HugeFactoryAuthProxy.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/auth/HugeFactoryAuthProxy.java
index 7b7fc11f9..0c748445a 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/auth/HugeFactoryAuthProxy.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/auth/HugeFactoryAuthProxy.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/auth/HugeGraphAuthProxy.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/auth/HugeGraphAuthProxy.java
index ca7f70d68..a038ef67f 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/auth/HugeGraphAuthProxy.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/auth/HugeGraphAuthProxy.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/auth/StandardAuthenticator.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/auth/StandardAuthenticator.java
index 1fb5d2ef1..492253376 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/auth/StandardAuthenticator.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/auth/StandardAuthenticator.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/auth/WsAndHttpBasicAuthHandler.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/auth/WsAndHttpBasicAuthHandler.java
index 83b36b8f8..205074ae7 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/auth/WsAndHttpBasicAuthHandler.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/auth/WsAndHttpBasicAuthHandler.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/config/ServerOptions.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/config/ServerOptions.java
index f60f31494..e18d5139a 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/config/ServerOptions.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/config/ServerOptions.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/core/GraphManager.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/core/GraphManager.java
index 977446509..9b3c3a10a 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/core/GraphManager.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/core/GraphManager.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/define/Checkable.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/define/Checkable.java
index 907055601..21e1de9a9 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/define/Checkable.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/define/Checkable.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/define/UpdateStrategy.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/define/UpdateStrategy.java
index d411e1e2b..c910dc8c2 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/define/UpdateStrategy.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/define/UpdateStrategy.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/define/WorkLoad.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/define/WorkLoad.java
index 811e85a9a..702b967e3 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/define/WorkLoad.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/define/WorkLoad.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/metrics/MetricsKeys.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/metrics/MetricsKeys.java
index 196e17d5f..e0e16aa60 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/metrics/MetricsKeys.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/metrics/MetricsKeys.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/metrics/MetricsModule.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/metrics/MetricsModule.java
index f3e95fc39..5107b4611 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/metrics/MetricsModule.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/metrics/MetricsModule.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/metrics/MetricsUtil.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/metrics/MetricsUtil.java
index 89f232689..82f502e82 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/metrics/MetricsUtil.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/metrics/MetricsUtil.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/metrics/ServerReporter.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/metrics/ServerReporter.java
index cdf8dfa08..d3cd6855b 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/metrics/ServerReporter.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/metrics/ServerReporter.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/metrics/SlowQueryLog.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/metrics/SlowQueryLog.java
index 9280a9334..8ed3ce3fe 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/metrics/SlowQueryLog.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/metrics/SlowQueryLog.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/metrics/SystemMetrics.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/metrics/SystemMetrics.java
index f6ddec3ea..903ac6103 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/metrics/SystemMetrics.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/metrics/SystemMetrics.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/rpc/RpcClientProviderWithAuth.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/rpc/RpcClientProviderWithAuth.java
index 4f500cd7a..1311e3e32 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/rpc/RpcClientProviderWithAuth.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/rpc/RpcClientProviderWithAuth.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/serializer/JsonSerializer.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/serializer/JsonSerializer.java
index 5bea70ac2..b90a34e9d 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/serializer/JsonSerializer.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/serializer/JsonSerializer.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/serializer/Serializer.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/serializer/Serializer.java
index 0a5450478..14a5090a5 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/serializer/Serializer.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/serializer/Serializer.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/server/ApplicationConfig.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/server/ApplicationConfig.java
index 04908b1f9..e477fce1d 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/server/ApplicationConfig.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/server/ApplicationConfig.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/server/RestServer.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/server/RestServer.java
index 6d13f314e..01ce8da94 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/server/RestServer.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/server/RestServer.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/version/ApiVersion.java b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/version/ApiVersion.java
index d24dfa66f..87c3d4357 100644
--- a/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/version/ApiVersion.java
+++ b/hugegraph-server/hugegraph-api/src/main/java/org/apache/hugegraph/version/ApiVersion.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-cassandra/pom.xml b/hugegraph-server/hugegraph-cassandra/pom.xml
index 6f25eecc1..a99dbf4a6 100644
--- a/hugegraph-server/hugegraph-cassandra/pom.xml
+++ b/hugegraph-server/hugegraph-cassandra/pom.xml
@@ -7,7 +7,7 @@
(the "License"); you may not use this file except in compliance with
the License. You may obtain a copy of the License at
- http://www.apache.org/licenses/LICENSE-2.0
+ http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-cassandra/src/main/java/com/datastax/driver/core/querybuilder/Clauses.java b/hugegraph-server/hugegraph-cassandra/src/main/java/com/datastax/driver/core/querybuilder/Clauses.java
index 87dea6328..502fb152b 100644
--- a/hugegraph-server/hugegraph-cassandra/src/main/java/com/datastax/driver/core/querybuilder/Clauses.java
+++ b/hugegraph-server/hugegraph-cassandra/src/main/java/com/datastax/driver/core/querybuilder/Clauses.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraBackendEntry.java b/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraBackendEntry.java
index fc3cdd3fa..18a923b10 100644
--- a/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraBackendEntry.java
+++ b/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraBackendEntry.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraEntryIterator.java b/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraEntryIterator.java
index b2fa3cf92..8cb0bc78b 100644
--- a/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraEntryIterator.java
+++ b/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraEntryIterator.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraFeatures.java b/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraFeatures.java
index 98abcc38c..3ca43050d 100644
--- a/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraFeatures.java
+++ b/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraFeatures.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraMetrics.java b/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraMetrics.java
index d9f69eb55..e3e3eb51a 100644
--- a/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraMetrics.java
+++ b/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraMetrics.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraOptions.java b/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraOptions.java
index c221a4850..a9ccf9776 100644
--- a/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraOptions.java
+++ b/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraOptions.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraSerializer.java b/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraSerializer.java
index 865207bc5..0901a0231 100644
--- a/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraSerializer.java
+++ b/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraSerializer.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraSessionPool.java b/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraSessionPool.java
index 296a28beb..a50cc3099 100644
--- a/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraSessionPool.java
+++ b/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraSessionPool.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraShard.java b/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraShard.java
index eec5e3fec..30bd14834 100644
--- a/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraShard.java
+++ b/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraShard.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraStore.java b/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraStore.java
index 345a0870f..4c9ef8334 100644
--- a/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraStore.java
+++ b/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraStore.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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*
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diff --git a/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraStoreProvider.java b/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraStoreProvider.java
index efa4dbc67..adf2d9f3f 100644
--- a/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraStoreProvider.java
+++ b/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraStoreProvider.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraTable.java b/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraTable.java
index 08fe39a4e..633c98bc8 100644
--- a/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraTable.java
+++ b/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraTable.java
@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraTables.java b/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraTables.java
index 144f812b1..1b9b8509c 100644
--- a/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraTables.java
+++ b/hugegraph-server/hugegraph-cassandra/src/main/java/org/apache/hugegraph/backend/store/cassandra/CassandraTables.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/pom.xml b/hugegraph-server/hugegraph-core/pom.xml
index 1bd979667..dad67853e 100644
--- a/hugegraph-server/hugegraph-core/pom.xml
+++ b/hugegraph-server/hugegraph-core/pom.xml
@@ -6,7 +6,7 @@
(the "License"); you may not use this file except in compliance with
the License. You may obtain a copy of the License at
- http://www.apache.org/licenses/LICENSE-2.0
+ http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/HugeException.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/HugeException.java
index b3f1e48bd..fec7bc144 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/HugeException.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/HugeException.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/HugeFactory.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/HugeFactory.java
index 685d567a2..8c2c09faa 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/HugeFactory.java
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@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/HugeGraph.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/HugeGraph.java
index 808372b31..4566bf2cb 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/HugeGraph.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/HugeGraph.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/HugeGraphParams.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/HugeGraphParams.java
index 68783df19..6ef55d018 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/HugeGraphParams.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/HugeGraphParams.java
@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/StandardHugeGraph.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/StandardHugeGraph.java
index a45c39ff2..4ce843787 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/StandardHugeGraph.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/StandardHugeGraph.java
@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/analyzer/Analyzer.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/analyzer/Analyzer.java
index d37d40d69..8e7537e07 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/analyzer/Analyzer.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/analyzer/Analyzer.java
@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/analyzer/AnalyzerFactory.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/analyzer/AnalyzerFactory.java
index af86376a7..463b96227 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/analyzer/AnalyzerFactory.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/analyzer/AnsjAnalyzer.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/analyzer/AnsjAnalyzer.java
index dba0a80ee..f32303518 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/analyzer/AnsjAnalyzer.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/analyzer/HanLPAnalyzer.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/analyzer/HanLPAnalyzer.java
index d085106f2..baf6c6884 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/analyzer/HanLPAnalyzer.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/analyzer/IKAnalyzer.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/analyzer/IKAnalyzer.java
index 052275a5e..2c25c2f41 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/analyzer/IKAnalyzer.java
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/analyzer/JcsegAnalyzer.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/analyzer/JcsegAnalyzer.java
index f2da8bc1e..ad00ea476 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/analyzer/JcsegAnalyzer.java
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/analyzer/JiebaAnalyzer.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/analyzer/JiebaAnalyzer.java
index e09fa888d..b79973c9b 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/analyzer/JiebaAnalyzer.java
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- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/analyzer/MMSeg4JAnalyzer.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/analyzer/MMSeg4JAnalyzer.java
index 5f2afd2b3..62264014b 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/analyzer/MMSeg4JAnalyzer.java
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@@ -6,7 +6,7 @@
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- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/analyzer/SmartCNAnalyzer.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/analyzer/SmartCNAnalyzer.java
index 72e726748..0776c8a79 100644
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/AuthConstant.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/AuthConstant.java
index 32000fe87..3c7c53936 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/AuthConstant.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/AuthConstant.java
@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/AuthManager.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/AuthManager.java
index f3b653069..3236c2fe7 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/AuthManager.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/EntityManager.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/EntityManager.java
index 74d520dd0..e6beffda4 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/EntityManager.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/EntityManager.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugeAccess.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugeAccess.java
index 2150eb8f8..7ebc8df01 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugeAccess.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugeAccess.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugeBelong.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugeBelong.java
index 820bbcbdf..8df3f2e11 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugeBelong.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugeBelong.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugeGroup.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugeGroup.java
index 24a25d1e4..e25c0825c 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugeGroup.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugeGroup.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugePermission.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugePermission.java
index 712d4fc1a..bf80e4548 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugePermission.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugePermission.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugeProject.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugeProject.java
index 69e06e48b..7283a3133 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugeProject.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugeProject.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugeResource.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugeResource.java
index a2f3bf4c4..3911a5845 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugeResource.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugeResource.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugeTarget.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugeTarget.java
index fd8fb2914..8b0aec358 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugeTarget.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugeTarget.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugeUser.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugeUser.java
index 207c1a8f0..1145662fb 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugeUser.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/HugeUser.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/RelationshipManager.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/RelationshipManager.java
index fd0666ee0..2fe226027 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/RelationshipManager.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/RelationshipManager.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/ResourceObject.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/ResourceObject.java
index 74cb8a75c..40e5c0ec9 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/ResourceObject.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/ResourceObject.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/ResourceType.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/ResourceType.java
index 743aa5165..c5ab9b96d 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/ResourceType.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/ResourceType.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/RolePermission.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/RolePermission.java
index b7b729ca1..033ffa22b 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/RolePermission.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/RolePermission.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/SchemaDefine.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/SchemaDefine.java
index 95a0b1c35..7a30fe9c4 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/SchemaDefine.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/SchemaDefine.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/StandardAuthManager.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/StandardAuthManager.java
index 347455053..d79840380 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/StandardAuthManager.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/StandardAuthManager.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/TokenGenerator.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/TokenGenerator.java
index 58d7cc9bb..e8ee77e8f 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/TokenGenerator.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/TokenGenerator.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/UserWithRole.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/UserWithRole.java
index fc32bbf6a..a32517bfd 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/UserWithRole.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/auth/UserWithRole.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/BackendException.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/BackendException.java
index 489db8bff..95f271b79 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/BackendException.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/BackendException.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/LocalCounter.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/LocalCounter.java
index 1aa223336..148703c07 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/LocalCounter.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/LocalCounter.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/Transaction.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/Transaction.java
index 4d2cc59d1..1c7e18424 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/Transaction.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/Transaction.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/AbstractCache.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/AbstractCache.java
index 58a72bb8a..dff48f509 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/AbstractCache.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/AbstractCache.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/Cache.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/Cache.java
index d1827ecd0..f58a9ce45 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/Cache.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/Cache.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/CacheManager.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/CacheManager.java
index 2a4258d5d..397d74d37 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/CacheManager.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/CacheManager.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/CacheNotifier.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/CacheNotifier.java
index 8376cf718..a6ecebb11 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/CacheNotifier.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/CacheNotifier.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/CachedBackendStore.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/CachedBackendStore.java
index ec5503def..a6a2bdc71 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/CachedBackendStore.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/CachedBackendStore.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/CachedGraphTransaction.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/CachedGraphTransaction.java
index 4f4f8c737..bb14444d9 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/CachedGraphTransaction.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/CachedGraphTransaction.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/CachedSchemaTransaction.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/CachedSchemaTransaction.java
index dae68717a..9de996e18 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/CachedSchemaTransaction.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/CachedSchemaTransaction.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/LevelCache.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/LevelCache.java
index 67ad125a4..7f3e97131 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/LevelCache.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/LevelCache.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/OffheapCache.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/OffheapCache.java
index 53e063fc3..a97898f2b 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/OffheapCache.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/OffheapCache.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/RamCache.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/RamCache.java
index 5dca8017d..05366f9af 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/RamCache.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/RamCache.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/id/EdgeId.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/id/EdgeId.java
index 3f5f9a8e9..711ee0d87 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/id/EdgeId.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/id/EdgeId.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/id/Id.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/id/Id.java
index 2088339ce..4d615565a 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/id/Id.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/id/Id.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/id/IdGenerator.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/id/IdGenerator.java
index 6af825672..99bb1ad58 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/id/IdGenerator.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/id/IdGenerator.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/id/IdUtil.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/id/IdUtil.java
index c5e1af014..11d9378f0 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/id/IdUtil.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/id/IdUtil.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/id/SplicingIdGenerator.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/id/SplicingIdGenerator.java
index 70447b55f..7e6e29262 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/id/SplicingIdGenerator.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/id/SplicingIdGenerator.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/IdHolder.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/IdHolder.java
index f2401f85c..37fe46350 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/IdHolder.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/IdHolder.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/IdHolderList.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/IdHolderList.java
index cb3b0f529..5a537abee 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/IdHolderList.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/IdHolderList.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/PageEntryIterator.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/PageEntryIterator.java
index 72aa54803..5d8370824 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/PageEntryIterator.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/PageEntryIterator.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/PageIds.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/PageIds.java
index 20b6ed776..96b9d25cc 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/PageIds.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/PageIds.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/PageInfo.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/PageInfo.java
index 1ff943b9e..3662b6e66 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/PageInfo.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/PageInfo.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/PageState.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/PageState.java
index 4e5c5579a..d0cdf74bc 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/PageState.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/PageState.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/QueryList.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/QueryList.java
index 75256e8b9..7eb10e016 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/QueryList.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/QueryList.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/SortByCountIdHolderList.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/SortByCountIdHolderList.java
index 6e27fab6a..f2daad0d4 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/SortByCountIdHolderList.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/page/SortByCountIdHolderList.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/Aggregate.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/Aggregate.java
index 788756984..e81f0a9d7 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/Aggregate.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/Aggregate.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/BatchConditionQuery.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/BatchConditionQuery.java
index af148120c..99da61efe 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/BatchConditionQuery.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/BatchConditionQuery.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/Condition.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/Condition.java
index b12cee1c7..6d3863d85 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/Condition.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/Condition.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/ConditionQuery.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/ConditionQuery.java
index 93b743aa2..716a47c39 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/ConditionQuery.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/ConditionQuery.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/ConditionQueryFlatten.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/ConditionQueryFlatten.java
index c3eda2d26..fc488cc4b 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/ConditionQueryFlatten.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/ConditionQueryFlatten.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/EdgesQueryIterator.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/EdgesQueryIterator.java
index 03ee01b6b..3d03c84a4 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/EdgesQueryIterator.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/EdgesQueryIterator.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/IdPrefixQuery.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/IdPrefixQuery.java
index 4cc18bd7e..c14a07070 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/IdPrefixQuery.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/IdPrefixQuery.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/IdQuery.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/IdQuery.java
index 09c806705..e5e3c9a3a 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/IdQuery.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/IdQuery.java
@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/IdRangeQuery.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/IdRangeQuery.java
index 5483851d4..781dc72d0 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/IdRangeQuery.java
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@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/Query.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/Query.java
index c8bb0f31c..36776be59 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/Query.java
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@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/QueryResults.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/QueryResults.java
index c6d38844e..12440dfee 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/query/QueryResults.java
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@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/AbstractSerializer.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/AbstractSerializer.java
index c6f5e90c0..72a97a63e 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/AbstractSerializer.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/AbstractSerializer.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/BinaryBackendEntry.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/BinaryBackendEntry.java
index c276aa01b..a3b3138e2 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/BinaryBackendEntry.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/BinaryBackendEntry.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/BinaryEntryIterator.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/BinaryEntryIterator.java
index f46df89f1..0eb22f6d5 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/BinaryEntryIterator.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/BinaryEntryIterator.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/BinaryScatterSerializer.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/BinaryScatterSerializer.java
index 36b3d8532..3e0c8f2a7 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/BinaryScatterSerializer.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/BinaryScatterSerializer.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/BinarySerializer.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/BinarySerializer.java
index 60ac6cba6..453125853 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/BinarySerializer.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/BinarySerializer.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/BytesBuffer.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/BytesBuffer.java
index 21d2297f1..47aa9d36d 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/BytesBuffer.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/BytesBuffer.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/GraphSerializer.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/GraphSerializer.java
index 84b96a249..d25d9564a 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/GraphSerializer.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/GraphSerializer.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/MergeIterator.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/MergeIterator.java
index d811854bc..a88562623 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/MergeIterator.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/MergeIterator.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/SchemaSerializer.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/SchemaSerializer.java
index 89e77bf4c..74e2dcc09 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/SchemaSerializer.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/SchemaSerializer.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/SerializerFactory.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/SerializerFactory.java
index 3c9250d72..39b52c716 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/SerializerFactory.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/SerializerFactory.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/TableBackendEntry.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/TableBackendEntry.java
index e09d60ff9..c33cd97aa 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/TableBackendEntry.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/TableBackendEntry.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/TableSerializer.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/TableSerializer.java
index 46d5cd398..9d3826098 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/TableSerializer.java
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@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/TextBackendEntry.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/TextBackendEntry.java
index 63454567c..871da9989 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/TextBackendEntry.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/TextBackendEntry.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/TextSerializer.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/TextSerializer.java
index 085f17e5f..d99cf36e0 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/serializer/TextSerializer.java
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@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/AbstractBackendStore.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/AbstractBackendStore.java
index 6f6dfd719..875027f1e 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/AbstractBackendStore.java
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@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/AbstractBackendStoreProvider.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/AbstractBackendStoreProvider.java
index 249217879..bfd9031ce 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/AbstractBackendStoreProvider.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/AbstractBackendStoreProvider.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendAction.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendAction.java
index a97611388..6ebbe13f8 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendAction.java
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@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendEntry.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendEntry.java
index 73ba5a62d..b1a5f89dc 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendEntry.java
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@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendEntryIterator.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendEntryIterator.java
index c66d6bec7..4ffb3660a 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendEntryIterator.java
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@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendFeatures.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendFeatures.java
index 42f697247..22f1cbff6 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendFeatures.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendMetrics.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendMetrics.java
index 7317d0fd5..8e5305af7 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendMetrics.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendMutation.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendMutation.java
index 63ba58fb2..7b9100f0e 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendMutation.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendProviderFactory.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendProviderFactory.java
index 4762af71e..6b804b74f 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendProviderFactory.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendSession.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendSession.java
index bae7891d4..dcb24df17 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendSession.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendSessionPool.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendSessionPool.java
index f93be43df..c7e3411bd 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendSessionPool.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendStore.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendStore.java
index 951bfe3ae..aebce4be6 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendStore.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendStoreInfo.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendStoreInfo.java
index 779ff8792..382356be6 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendStoreInfo.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendStoreProvider.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendStoreProvider.java
index 7fbdfa51b..9df4bfdc3 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendStoreProvider.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendTable.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendTable.java
index b4f3bfbbd..8850272cf 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendTable.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/BackendTable.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/MetaDispatcher.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/MetaDispatcher.java
index 96a152def..63b9e6236 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/MetaDispatcher.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/MetaDispatcher.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/MetaHandler.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/MetaHandler.java
index 51283e6a3..7f095d743 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/MetaHandler.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/MetaHandler.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/Shard.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/Shard.java
index e1e27586d..57918cb66 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/Shard.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/Shard.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/SystemSchemaStore.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/SystemSchemaStore.java
index fb771bf6c..1ce7700ad 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/SystemSchemaStore.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/SystemSchemaStore.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/TableDefine.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/TableDefine.java
index 1bbd80c5c..f926119d0 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/TableDefine.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/TableDefine.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/memory/InMemoryDBStore.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/memory/InMemoryDBStore.java
index 5427b33d4..c3393ba4c 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/memory/InMemoryDBStore.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/memory/InMemoryDBStore.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/memory/InMemoryDBStoreProvider.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/memory/InMemoryDBStoreProvider.java
index 62037160e..d3460e554 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/memory/InMemoryDBStoreProvider.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/memory/InMemoryDBStoreProvider.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/memory/InMemoryDBTable.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/memory/InMemoryDBTable.java
index 41db8d2e9..1a6b3cef0 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/memory/InMemoryDBTable.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/memory/InMemoryDBTable.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/memory/InMemoryDBTables.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/memory/InMemoryDBTables.java
index 3761288c6..e3ea17179 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/memory/InMemoryDBTables.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/memory/InMemoryDBTables.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/memory/InMemoryMetrics.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/memory/InMemoryMetrics.java
index a754efff4..962545685 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/memory/InMemoryMetrics.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/memory/InMemoryMetrics.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftAddPeerJob.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftAddPeerJob.java
index f80739995..d73ca46d4 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftAddPeerJob.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftAddPeerJob.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftBackendStore.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftBackendStore.java
index 6757f64c6..1f92cdb0b 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftBackendStore.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftBackendStore.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftBackendStoreProvider.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftBackendStoreProvider.java
index cc39c9395..32688da6c 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftBackendStoreProvider.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftBackendStoreProvider.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftClosure.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftClosure.java
index 2bfdab9e4..2f9479e13 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftClosure.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftClosure.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftContext.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftContext.java
index e1aba80b5..852b56423 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftContext.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftContext.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftException.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftException.java
index 95842cee0..cce4db182 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftException.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftException.java
@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftGroupManager.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftGroupManager.java
index 8acd2e30c..aa5b4fdd6 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftGroupManager.java
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@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftGroupManagerImpl.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftGroupManagerImpl.java
index fabe5df84..ee1e32870 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftGroupManagerImpl.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftNode.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftNode.java
index ead5550b2..6f703f5c5 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftNode.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftRemovePeerJob.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftRemovePeerJob.java
index 5af63d523..b48086c1b 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftRemovePeerJob.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftResult.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftResult.java
index 0a935b173..ad9c39702 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftResult.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftStoreClosure.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftStoreClosure.java
index 172b1e322..48c4a9227 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/RaftStoreClosure.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/StoreCommand.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/StoreCommand.java
index c8e9dd3fb..f49f94348 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/StoreCommand.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/StoreSerializer.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/StoreSerializer.java
index 039219718..8c6c4fc7d 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/StoreSerializer.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/StoreSnapshotFile.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/StoreSnapshotFile.java
index a1872d460..f59899fb4 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/StoreSnapshotFile.java
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@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/StoreStateMachine.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/StoreStateMachine.java
index 340e5d157..81cb1af09 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/StoreStateMachine.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/StoreStateMachine.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/compress/CompressStrategy.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/compress/CompressStrategy.java
index fd2fe21a8..e250c3bc1 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/compress/CompressStrategy.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/compress/CompressStrategy.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/compress/CompressStrategyManager.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/compress/CompressStrategyManager.java
index f16a08bf0..640807c9d 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/compress/CompressStrategyManager.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/compress/CompressStrategyManager.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/compress/ParallelCompressStrategy.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/compress/ParallelCompressStrategy.java
index 77ff950c9..040bebb68 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/compress/ParallelCompressStrategy.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/compress/ParallelCompressStrategy.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/compress/SerialCompressStrategy.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/compress/SerialCompressStrategy.java
index 0b048f560..433a5d885 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/compress/SerialCompressStrategy.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/compress/SerialCompressStrategy.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/rpc/AddPeerProcessor.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/rpc/AddPeerProcessor.java
index e9347e4ef..d1bdbf004 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/rpc/AddPeerProcessor.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/rpc/AddPeerProcessor.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/rpc/ListPeersProcessor.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/rpc/ListPeersProcessor.java
index 86c9b78b7..807092899 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/rpc/ListPeersProcessor.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/rpc/ListPeersProcessor.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/rpc/RemovePeerProcessor.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/rpc/RemovePeerProcessor.java
index 46a6f8128..fd2ba2eac 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/rpc/RemovePeerProcessor.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/rpc/RemovePeerProcessor.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/rpc/RpcForwarder.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/rpc/RpcForwarder.java
index f9898a2ae..a9f9d8ee6 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/rpc/RpcForwarder.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/rpc/RpcForwarder.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/rpc/SetLeaderProcessor.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/rpc/SetLeaderProcessor.java
index 634040ca4..d9fa36323 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/rpc/SetLeaderProcessor.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/rpc/SetLeaderProcessor.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/rpc/StoreCommandProcessor.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/rpc/StoreCommandProcessor.java
index 7106394b5..8739c2269 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/rpc/StoreCommandProcessor.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/raft/rpc/StoreCommandProcessor.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/ram/IntIntMap.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/ram/IntIntMap.java
index 129b16096..1b2a4293e 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/ram/IntIntMap.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/ram/IntIntMap.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/ram/IntLongMap.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/ram/IntLongMap.java
index 536384c8c..bc980db5a 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/ram/IntLongMap.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/ram/IntLongMap.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/ram/IntObjectMap.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/ram/IntObjectMap.java
index 4e9bf6454..329c9b1c9 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/ram/IntObjectMap.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/ram/IntObjectMap.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/ram/RamMap.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/ram/RamMap.java
index fb9304015..5aedb0f27 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/ram/RamMap.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/ram/RamMap.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/ram/RamTable.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/ram/RamTable.java
index 5879c6430..0729f4b80 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/ram/RamTable.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/store/ram/RamTable.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/tx/AbstractTransaction.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/tx/AbstractTransaction.java
index 6af8b7f33..5611a43e1 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/tx/AbstractTransaction.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/tx/AbstractTransaction.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/tx/GraphIndexTransaction.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/tx/GraphIndexTransaction.java
index 3415d3bd0..090d4268b 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/tx/GraphIndexTransaction.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/tx/GraphIndexTransaction.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/tx/GraphTransaction.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/tx/GraphTransaction.java
index 49a3eb72b..01ccc0b24 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/tx/GraphTransaction.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/tx/GraphTransaction.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/tx/IndexableTransaction.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/tx/IndexableTransaction.java
index 289989611..e3ce7fd24 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/tx/IndexableTransaction.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/tx/IndexableTransaction.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/tx/SchemaIndexTransaction.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/tx/SchemaIndexTransaction.java
index 9254d1363..54443fa0d 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/tx/SchemaIndexTransaction.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/tx/SchemaIndexTransaction.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/tx/SchemaTransaction.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/tx/SchemaTransaction.java
index 621a55cf5..6d27ff39d 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/tx/SchemaTransaction.java
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@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/config/AuthOptions.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/config/AuthOptions.java
index 41221142a..af0493461 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/config/AuthOptions.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/config/AuthOptions.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/config/CoreOptions.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/config/CoreOptions.java
index bf25f3c05..387bab948 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/config/CoreOptions.java
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@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/ConnectionException.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/ConnectionException.java
index d4b330bef..e6dc31181 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/ConnectionException.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/ConnectionException.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/ExistedException.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/ExistedException.java
index f2b3f2779..b121588f0 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/ExistedException.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/ExistedException.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/HugeGremlinException.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/HugeGremlinException.java
index 26e9a4c95..f8b1e67f1 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/HugeGremlinException.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/HugeGremlinException.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/LimitExceedException.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/LimitExceedException.java
index b42ebe730..1c2950f11 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/LimitExceedException.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/LimitExceedException.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/NoIndexException.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/NoIndexException.java
index 4f78287d9..3c1c788ae 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/NoIndexException.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/NoIndexException.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/NotAllowException.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/NotAllowException.java
index 9b18574c5..24bb495d7 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/NotAllowException.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/NotAllowException.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/NotFoundException.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/NotFoundException.java
index 60e9e6793..7fb8c2317 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/NotFoundException.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/NotFoundException.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/NotSupportException.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/NotSupportException.java
index ae3208e36..50148f6b0 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/NotSupportException.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/exception/NotSupportException.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/io/GraphSONSchemaSerializer.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/io/GraphSONSchemaSerializer.java
index 457b80839..b92d50653 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/io/GraphSONSchemaSerializer.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/io/GraphSONSchemaSerializer.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/io/HugeGraphIoRegistry.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/io/HugeGraphIoRegistry.java
index c2c0c5953..b9154e56c 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/io/HugeGraphIoRegistry.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/io/HugeGraphIoRegistry.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/io/HugeGraphSONModule.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/io/HugeGraphSONModule.java
index 990acfd90..c641a2668 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/io/HugeGraphSONModule.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/io/HugeGraphSONModule.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/io/HugeGryoModule.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/io/HugeGryoModule.java
index e66ac492d..334eba96f 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/io/HugeGryoModule.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/io/HugeGryoModule.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/AlgorithmJob.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/AlgorithmJob.java
index 52f741b5e..453df8e7b 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/AlgorithmJob.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/AlgorithmJob.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/ComputerJob.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/ComputerJob.java
index c059971bd..6665304b6 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/ComputerJob.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/ComputerJob.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/EphemeralJob.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/EphemeralJob.java
index e88a37338..4dd56f114 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/EphemeralJob.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/EphemeralJob.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/EphemeralJobBuilder.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/EphemeralJobBuilder.java
index 0341bbb89..81e9e3d24 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/EphemeralJobBuilder.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/EphemeralJobBuilder.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/GremlinJob.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/GremlinJob.java
index 970a82be3..491fe2942 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/GremlinJob.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/GremlinJob.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/Job.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/Job.java
index d425a991a..bcee16731 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/Job.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/Job.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/JobBuilder.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/JobBuilder.java
index 3204a8891..11868a560 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/JobBuilder.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/JobBuilder.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/SysJob.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/SysJob.java
index b39527a1e..14e9b0ea1 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/SysJob.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/SysJob.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/UserJob.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/UserJob.java
index 56f684f16..78a474f01 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/UserJob.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/UserJob.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/AbstractAlgorithm.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/AbstractAlgorithm.java
index bf92e6f07..51cde31f6 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/AbstractAlgorithm.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/AbstractAlgorithm.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/Algorithm.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/Algorithm.java
index 3e081582c..3affb559e 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/Algorithm.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/Algorithm.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/AlgorithmPool.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/AlgorithmPool.java
index ed6dc0933..3644ab67b 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/AlgorithmPool.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/AlgorithmPool.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/BfsTraverser.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/BfsTraverser.java
index ae8ce1f39..b3d12f9f9 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/BfsTraverser.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/BfsTraverser.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/Consumers.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/Consumers.java
index 082541321..bc4ece38b 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/Consumers.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/Consumers.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/CountEdgeAlgorithm.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/CountEdgeAlgorithm.java
index 9c720d601..62252b7d4 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/CountEdgeAlgorithm.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/CountEdgeAlgorithm.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/CountVertexAlgorithm.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/CountVertexAlgorithm.java
index 38c01ed37..960f8fc8f 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/CountVertexAlgorithm.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/CountVertexAlgorithm.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/SubgraphStatAlgorithm.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/SubgraphStatAlgorithm.java
index 59eb9e324..2bf2d3687 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/SubgraphStatAlgorithm.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/SubgraphStatAlgorithm.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/AbstractCentAlgorithm.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/AbstractCentAlgorithm.java
index 1da8855e4..4a76b77cb 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/AbstractCentAlgorithm.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/AbstractCentAlgorithm.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/BetweennessCentralityAlgorithm.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/BetweennessCentralityAlgorithm.java
index 71932defa..b63bab404 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/BetweennessCentralityAlgorithm.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/BetweennessCentralityAlgorithm.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/BetweennessCentralityAlgorithmV2.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/BetweennessCentralityAlgorithmV2.java
index fb61e636d..63dd9210b 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/BetweennessCentralityAlgorithmV2.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/BetweennessCentralityAlgorithmV2.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/ClosenessCentralityAlgorithm.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/ClosenessCentralityAlgorithm.java
index 73ba46473..cec440615 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/ClosenessCentralityAlgorithm.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/ClosenessCentralityAlgorithm.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/ClosenessCentralityAlgorithmV2.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/ClosenessCentralityAlgorithmV2.java
index 54d5a29ad..3879f29dd 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/ClosenessCentralityAlgorithmV2.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/ClosenessCentralityAlgorithmV2.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/DegreeCentralityAlgorithm.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/DegreeCentralityAlgorithm.java
index e371125fa..4c44d2632 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/DegreeCentralityAlgorithm.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/DegreeCentralityAlgorithm.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/EigenvectorCentralityAlgorithm.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/EigenvectorCentralityAlgorithm.java
index b4896b89f..13e4a6dc9 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/EigenvectorCentralityAlgorithm.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/EigenvectorCentralityAlgorithm.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/StressCentralityAlgorithm.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/StressCentralityAlgorithm.java
index cbf70ccce..30890987b 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/StressCentralityAlgorithm.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/StressCentralityAlgorithm.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/StressCentralityAlgorithmV2.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/StressCentralityAlgorithmV2.java
index 17dd65f1f..314c2b837 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/cent/StressCentralityAlgorithmV2.java
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@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/AbstractCommAlgorithm.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/AbstractCommAlgorithm.java
index 79917710a..b34c82e99 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/AbstractCommAlgorithm.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/AbstractCommAlgorithm.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/ClusterCoefficientAlgorithm.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/ClusterCoefficientAlgorithm.java
index 29cc5e994..6399b86e6 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/ClusterCoefficientAlgorithm.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/ClusterCoefficientAlgorithm.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/KCoreAlgorithm.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/KCoreAlgorithm.java
index 0aa75fb72..58a63986c 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/KCoreAlgorithm.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/KCoreAlgorithm.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/LouvainAlgorithm.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/LouvainAlgorithm.java
index a08b44ff5..5b5a8ca5f 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/LouvainAlgorithm.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/LouvainAlgorithm.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/LouvainTraverser.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/LouvainTraverser.java
index 2e458e223..8b8158b16 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/LouvainTraverser.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/LouvainTraverser.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/LpaAlgorithm.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/LpaAlgorithm.java
index d7dcd4e5f..70d677a0f 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/LpaAlgorithm.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/LpaAlgorithm.java
@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/TriangleCountAlgorithm.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/TriangleCountAlgorithm.java
index ba31c5312..3e5c6c637 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/TriangleCountAlgorithm.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/TriangleCountAlgorithm.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/WeakConnectedComponent.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/WeakConnectedComponent.java
index b889b9d20..d26fde6e1 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/WeakConnectedComponent.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/comm/WeakConnectedComponent.java
@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/path/RingsDetectAlgorithm.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/path/RingsDetectAlgorithm.java
index f64018ae3..f4e069c25 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/path/RingsDetectAlgorithm.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/path/RingsDetectAlgorithm.java
@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/rank/PageRankAlgorithm.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/rank/PageRankAlgorithm.java
index f0a1f2e6f..f5d43bb13 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/rank/PageRankAlgorithm.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/similarity/FusiformSimilarityAlgorithm.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/similarity/FusiformSimilarityAlgorithm.java
index 55c85471b..8462e1c95 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/algorithm/similarity/FusiformSimilarityAlgorithm.java
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@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/computer/AbstractComputer.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/computer/AbstractComputer.java
index 7450cb051..73400b462 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/computer/AbstractComputer.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/computer/Computer.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/computer/Computer.java
index 5e7775326..7e2a42dd5 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/computer/Computer.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/computer/ComputerPool.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/computer/ComputerPool.java
index 2908795d9..7c5f53e6a 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/computer/ComputerPool.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/computer/LouvainComputer.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/computer/LouvainComputer.java
index 6fe991253..cbc2aa4a8 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/computer/LouvainComputer.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/computer/LpaComputer.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/computer/LpaComputer.java
index 78c1fe2bb..61c6bb8db 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/computer/LpaComputer.java
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- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/computer/PageRankComputer.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/computer/PageRankComputer.java
index 9fb9628e6..89fe1b67e 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/computer/PageRankComputer.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/computer/TriangleCountComputer.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/computer/TriangleCountComputer.java
index bcd79cbd8..e794f4ba7 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/computer/TriangleCountComputer.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/computer/WeakConnectedComponentComputer.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/computer/WeakConnectedComponentComputer.java
index cb9daed6d..60c740f2e 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/computer/WeakConnectedComponentComputer.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/EdgeLabelRemoveJob.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/EdgeLabelRemoveJob.java
index 65b6b7213..27b97f474 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/EdgeLabelRemoveJob.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/EdgeLabelRemoveJob.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/IndexLabelRebuildJob.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/IndexLabelRebuildJob.java
index e94069796..4c6959107 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/IndexLabelRebuildJob.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/IndexLabelRebuildJob.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/IndexLabelRemoveJob.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/IndexLabelRemoveJob.java
index 88c9d0673..28e7acd03 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/IndexLabelRemoveJob.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/IndexLabelRemoveJob.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/OlapPropertyKeyClearJob.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/OlapPropertyKeyClearJob.java
index 63c111665..a765ab150 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/OlapPropertyKeyClearJob.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/OlapPropertyKeyClearJob.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/OlapPropertyKeyCreateJob.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/OlapPropertyKeyCreateJob.java
index f6e8b2710..bb2314ca0 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/OlapPropertyKeyCreateJob.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/OlapPropertyKeyCreateJob.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/OlapPropertyKeyRemoveJob.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/OlapPropertyKeyRemoveJob.java
index 543ac4595..678e2249b 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/OlapPropertyKeyRemoveJob.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/OlapPropertyKeyRemoveJob.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/SchemaJob.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/SchemaJob.java
index 397753548..5b00c0a26 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/SchemaJob.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/SchemaJob.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/VertexLabelRemoveJob.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/VertexLabelRemoveJob.java
index f49916fb4..0a7660d1b 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/VertexLabelRemoveJob.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/schema/VertexLabelRemoveJob.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/system/DeleteExpiredElementJob.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/system/DeleteExpiredElementJob.java
index 5225a2e85..57dcc397e 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/system/DeleteExpiredElementJob.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/system/DeleteExpiredElementJob.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/system/DeleteExpiredIndexJob.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/system/DeleteExpiredIndexJob.java
index 1f9b62bc3..c154716de 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/system/DeleteExpiredIndexJob.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/system/DeleteExpiredIndexJob.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/system/DeleteExpiredJob.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/system/DeleteExpiredJob.java
index 74e4ec05f..ca5fed611 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/system/DeleteExpiredJob.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/system/DeleteExpiredJob.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/system/JobCounters.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/system/JobCounters.java
index 602e97e03..d117dbe6e 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/system/JobCounters.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/job/system/JobCounters.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/ClusterRole.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/ClusterRole.java
index 2f8edf827..129269362 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/ClusterRole.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/ClusterRole.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/ClusterRoleStore.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/ClusterRoleStore.java
index 9a5216cbe..f8bee5c0b 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/ClusterRoleStore.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/ClusterRoleStore.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/Config.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/Config.java
index e23b7ffad..31de004f9 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/Config.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/Config.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/GlobalMasterInfo.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/GlobalMasterInfo.java
index fe72a8032..8a36513cd 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/GlobalMasterInfo.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/GlobalMasterInfo.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/RoleElectionConfig.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/RoleElectionConfig.java
index 5aa1cb4f4..e38953094 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/RoleElectionConfig.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/RoleElectionConfig.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/RoleElectionOptions.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/RoleElectionOptions.java
index 78b364d8b..9d04d1fc0 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/RoleElectionOptions.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/RoleElectionOptions.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/RoleElectionStateMachine.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/RoleElectionStateMachine.java
index 76c21a83f..4d60300d3 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/RoleElectionStateMachine.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/RoleElectionStateMachine.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/RoleListener.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/RoleListener.java
index 21c95a2a4..eba2aa1e5 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/RoleListener.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/RoleListener.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/StandardClusterRoleStore.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/StandardClusterRoleStore.java
index afa7df5ba..a235fa1c5 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/StandardClusterRoleStore.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/StandardClusterRoleStore.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/StandardRoleElectionStateMachine.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/StandardRoleElectionStateMachine.java
index a49d0aa05..e813f9e6c 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/StandardRoleElectionStateMachine.java
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@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/StandardRoleListener.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/StandardRoleListener.java
index 36a8aeda9..716cf34e2 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/StandardRoleListener.java
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@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/StateMachineContext.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/StateMachineContext.java
index 30d7e5ee1..9c0789a41 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/masterelection/StateMachineContext.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/plugin/HugeGraphGremlinPlugin.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/plugin/HugeGraphGremlinPlugin.java
index 7ffcea099..e21b3d778 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/plugin/HugeGraphGremlinPlugin.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/plugin/HugeGraphGremlinPlugin.java
@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/plugin/HugeGraphPlugin.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/plugin/HugeGraphPlugin.java
index 9296f05c7..d77c4816b 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/plugin/HugeGraphPlugin.java
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@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/rpc/RpcServiceConfig4Client.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/rpc/RpcServiceConfig4Client.java
index 3952787c2..52c86bb7d 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/rpc/RpcServiceConfig4Client.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/rpc/RpcServiceConfig4Client.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/rpc/RpcServiceConfig4Server.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/rpc/RpcServiceConfig4Server.java
index c1591d425..464824473 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/rpc/RpcServiceConfig4Server.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/rpc/RpcServiceConfig4Server.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/EdgeLabel.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/EdgeLabel.java
index 9b3ccd740..db9d01ba0 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/EdgeLabel.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/EdgeLabel.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/IndexLabel.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/IndexLabel.java
index e0f27ee6a..e9c53e59f 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/IndexLabel.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/IndexLabel.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/PropertyKey.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/PropertyKey.java
index e633855a5..842a0d1d2 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/PropertyKey.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/PropertyKey.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/SchemaElement.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/SchemaElement.java
index 9d475f4d8..a6ae5b6c2 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/SchemaElement.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/SchemaElement.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/SchemaLabel.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/SchemaLabel.java
index 418e9f8f8..3a36be69d 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/SchemaLabel.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/SchemaLabel.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/SchemaManager.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/SchemaManager.java
index 1376342f2..16abf261a 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/SchemaManager.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/SchemaManager.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/Userdata.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/Userdata.java
index 5fbc1b4ce..a3d2f6356 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/Userdata.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/Userdata.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/VertexLabel.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/VertexLabel.java
index 927f4c111..1b00e8d5d 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/VertexLabel.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/VertexLabel.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/builder/AbstractBuilder.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/builder/AbstractBuilder.java
index 8e4f46722..6137cae2e 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/builder/AbstractBuilder.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/builder/AbstractBuilder.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/builder/EdgeLabelBuilder.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/builder/EdgeLabelBuilder.java
index e4470d913..c9f2ace0c 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/builder/EdgeLabelBuilder.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/builder/EdgeLabelBuilder.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/builder/IndexLabelBuilder.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/builder/IndexLabelBuilder.java
index e2c1515e5..d1f6052c5 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/builder/IndexLabelBuilder.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/builder/IndexLabelBuilder.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/builder/PropertyKeyBuilder.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/builder/PropertyKeyBuilder.java
index 6d6daa4be..ed00f874d 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/builder/PropertyKeyBuilder.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/builder/PropertyKeyBuilder.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/builder/SchemaBuilder.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/builder/SchemaBuilder.java
index 218759a06..28ef0c15f 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/builder/SchemaBuilder.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/builder/SchemaBuilder.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/builder/VertexLabelBuilder.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/builder/VertexLabelBuilder.java
index b026bdee0..2dfe40998 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/builder/VertexLabelBuilder.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/schema/builder/VertexLabelBuilder.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/security/HugeSecurityManager.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/security/HugeSecurityManager.java
index e7f93978f..e83959113 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/security/HugeSecurityManager.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/security/HugeSecurityManager.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/GraphType.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/GraphType.java
index e5dd8014d..174c8e7de 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/GraphType.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/GraphType.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeEdge.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeEdge.java
index 6fd54fd01..76237add2 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeEdge.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeEdge.java
@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeEdgeProperty.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeEdgeProperty.java
index 24244edaf..6f78c0da7 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeEdgeProperty.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeEdgeProperty.java
@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeElement.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeElement.java
index 8e1bff725..a7c93333f 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeElement.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeElement.java
@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeFeatures.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeFeatures.java
index 9c42631f3..ec1c216a1 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeFeatures.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeFeatures.java
@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeIndex.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeIndex.java
index a11122505..a942ae07d 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeIndex.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeProperty.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeProperty.java
index eb9dc7e6f..85990d2af 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeProperty.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeVertex.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeVertex.java
index 2c47c5c2c..b0c9e2f31 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeVertex.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeVertexProperty.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeVertexProperty.java
index 690b7cdc9..de6c1ee83 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/structure/HugeVertexProperty.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/EphemeralJobQueue.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/EphemeralJobQueue.java
index fc40e7e4d..bfb00bff9 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/EphemeralJobQueue.java
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@@ -6,7 +6,7 @@
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- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/HugeServerInfo.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/HugeServerInfo.java
index 006bafda2..c3fffecce 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/HugeServerInfo.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/HugeTask.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/HugeTask.java
index a9957ec2a..42e3d8923 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/HugeTask.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/ServerInfoManager.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/ServerInfoManager.java
index b70247e8f..bca4e46c3 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/ServerInfoManager.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/ServerInfoManager.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/StandardTaskScheduler.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/StandardTaskScheduler.java
index 2debc716c..bc50fce5b 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/StandardTaskScheduler.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/StandardTaskScheduler.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/TaskCallable.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/TaskCallable.java
index 4a7a65a39..b19fb796d 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/TaskCallable.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/TaskCallable.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/TaskManager.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/TaskManager.java
index b6c952dbc..14e91d301 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/TaskManager.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/TaskManager.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/TaskScheduler.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/TaskScheduler.java
index 0a823867a..c65008d44 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/TaskScheduler.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/TaskScheduler.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/TaskStatus.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/TaskStatus.java
index 3f6826ff9..0647f9159 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/TaskStatus.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/task/TaskStatus.java
@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/CollectionPathsTraverser.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/CollectionPathsTraverser.java
index 91cd9f467..c2a5ba4f7 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/CollectionPathsTraverser.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/CollectionPathsTraverser.java
@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/CountTraverser.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/CountTraverser.java
index bdbb76fdd..3ef81e538 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/CountTraverser.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/CountTraverser.java
@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/CustomizePathsTraverser.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/CustomizePathsTraverser.java
index 54a52e389..b639df2d4 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/CustomizePathsTraverser.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/CustomizePathsTraverser.java
@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/CustomizedCrosspointsTraverser.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/CustomizedCrosspointsTraverser.java
index 5695ba68c..be3a244eb 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/CustomizedCrosspointsTraverser.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/CustomizedCrosspointsTraverser.java
@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/EdgeExistenceTraverser.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/EdgeExistenceTraverser.java
index 87638f386..98fbfbd9d 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/EdgeExistenceTraverser.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/EdgeExistenceTraverser.java
@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/FusiformSimilarityTraverser.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/FusiformSimilarityTraverser.java
index 996af1e58..55ee91b56 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/FusiformSimilarityTraverser.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/FusiformSimilarityTraverser.java
@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/HugeTraverser.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/HugeTraverser.java
index 825b08fd9..53ced03c6 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/HugeTraverser.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/HugeTraverser.java
@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/JaccardSimilarTraverser.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/JaccardSimilarTraverser.java
index 9ee0e2556..51c81b9e1 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/JaccardSimilarTraverser.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/JaccardSimilarTraverser.java
@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/KneighborTraverser.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/KneighborTraverser.java
index 585854886..cc2a3990a 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/KneighborTraverser.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/KneighborTraverser.java
@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/KoutTraverser.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/KoutTraverser.java
index 1078961f2..61ec0a4b6 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/KoutTraverser.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/KoutTraverser.java
@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/MultiNodeShortestPathTraverser.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/MultiNodeShortestPathTraverser.java
index 332898c08..38f899c7f 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/MultiNodeShortestPathTraverser.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/NeighborRankTraverser.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/NeighborRankTraverser.java
index c6a5edbe8..e5f99b403 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/NeighborRankTraverser.java
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@@ -6,7 +6,7 @@
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- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/OltpTraverser.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/OltpTraverser.java
index 78d4cb67a..40fe914d4 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/OltpTraverser.java
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@@ -6,7 +6,7 @@
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- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/PathTraverser.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/PathTraverser.java
index 1dcbb7c5c..01a075bea 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/PathTraverser.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/PathsTraverser.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/PathsTraverser.java
index fa8523e03..76c2fa6a9 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/PathsTraverser.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/PersonalRankTraverser.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/PersonalRankTraverser.java
index c5b451ccf..1a1e82cad 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/PersonalRankTraverser.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/PredictionTraverser.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/PredictionTraverser.java
index 7b7e8ba0a..4a3df4d64 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/PredictionTraverser.java
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@@ -6,7 +6,7 @@
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- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/SameNeighborTraverser.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/SameNeighborTraverser.java
index 2b659a5dc..036ec551c 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/SameNeighborTraverser.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/ShortestPathTraverser.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/ShortestPathTraverser.java
index c3e18958e..4e9b88ec1 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/ShortestPathTraverser.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/SingleSourceShortestPathTraverser.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/SingleSourceShortestPathTraverser.java
index ea640fa05..ead4365a9 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/SingleSourceShortestPathTraverser.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/SubGraphTraverser.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/SubGraphTraverser.java
index 4e72abe88..d5c49eacd 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/SubGraphTraverser.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/SubGraphTraverser.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/TemplatePathsTraverser.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/TemplatePathsTraverser.java
index c794a3b6c..e2e99fb87 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/TemplatePathsTraverser.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/TemplatePathsTraverser.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/iterator/NestedIterator.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/iterator/NestedIterator.java
index 46eb199f2..09d206e30 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/iterator/NestedIterator.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/iterator/NestedIterator.java
@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/AbstractRecords.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/AbstractRecords.java
index 19b1b2234..7b94454cb 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/AbstractRecords.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/AbstractRecords.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/DoubleWayMultiPathsRecords.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/DoubleWayMultiPathsRecords.java
index 254509171..4600f0790 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/DoubleWayMultiPathsRecords.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/DoubleWayMultiPathsRecords.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/KneighborRecords.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/KneighborRecords.java
index 6b25bf4e2..2a4e5abb6 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/KneighborRecords.java
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@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/KoutRecords.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/KoutRecords.java
index a64ef09b3..f13bcbce6 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/KoutRecords.java
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@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/PathsRecords.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/PathsRecords.java
index 572d48404..96e04204b 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/PathsRecords.java
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@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/Records.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/Records.java
index 4603597e5..d7d4e6931 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/Records.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/Records.java
@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/ShortestPathRecords.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/ShortestPathRecords.java
index 62678ceab..61c081cd2 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/ShortestPathRecords.java
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@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/SingleWayMultiPathsRecords.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/SingleWayMultiPathsRecords.java
index fabfa1907..7c3a4fd1b 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/SingleWayMultiPathsRecords.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/record/Int2ArrayRecord.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/record/Int2ArrayRecord.java
index 1607cf5e0..f690c31a7 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/record/Int2ArrayRecord.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/record/Int2IntRecord.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/record/Int2IntRecord.java
index f34b436e3..c3cde2c82 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/record/Int2IntRecord.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/record/Int2SetRecord.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/record/Int2SetRecord.java
index cdb741dbb..3902090b5 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/record/Int2SetRecord.java
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@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/record/Record.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/record/Record.java
index 7e79eb90f..cae863fdf 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/record/Record.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/record/RecordFactory.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/record/RecordFactory.java
index 5f21d48ea..9c41a93bf 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/record/RecordFactory.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/record/RecordType.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/record/RecordType.java
index 40d43a1b7..246aa45c3 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/record/RecordType.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/record/SyncRecord.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/record/SyncRecord.java
index 05ac4460d..4a113fb4e 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/records/record/SyncRecord.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/steps/EdgeStep.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/steps/EdgeStep.java
index 110fa42c0..06cfd6606 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/steps/EdgeStep.java
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@@ -6,7 +6,7 @@
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- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/steps/RepeatEdgeStep.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/steps/RepeatEdgeStep.java
index 0e9df01e6..29a3572c1 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/steps/RepeatEdgeStep.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/steps/Steps.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/steps/Steps.java
index 0efdf129c..cc4cdfacf 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/steps/Steps.java
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@@ -6,7 +6,7 @@
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- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/steps/WeightedEdgeStep.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/steps/WeightedEdgeStep.java
index f2b146166..81b3cffd3 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/steps/WeightedEdgeStep.java
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@@ -6,7 +6,7 @@
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/strategy/ConcurrentTraverseStrategy.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/strategy/ConcurrentTraverseStrategy.java
index 1f5ca4191..2110df8f8 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/strategy/ConcurrentTraverseStrategy.java
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@@ -6,7 +6,7 @@
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/strategy/SingleTraverseStrategy.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/strategy/SingleTraverseStrategy.java
index d5ed71d0e..a3bb7ada5 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/strategy/SingleTraverseStrategy.java
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@@ -6,7 +6,7 @@
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- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/strategy/TraverseStrategy.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/algorithm/strategy/TraverseStrategy.java
index 8975d1b2a..e3c21cfa6 100644
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/ConditionP.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/ConditionP.java
index 3f917976e..e41a0df70 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/ConditionP.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugeCountStep.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugeCountStep.java
index 476abd12b..8bf2e8464 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugeCountStep.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugeCountStep.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugeCountStepStrategy.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugeCountStepStrategy.java
index de4f12052..4bb3a33c8 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugeCountStepStrategy.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugeCountStepStrategy.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugeGraphStep.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugeGraphStep.java
index b6bab5038..21e624e86 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugeGraphStep.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugeGraphStep.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugeGraphStepStrategy.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugeGraphStepStrategy.java
index 35cb80d88..af1511e15 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugeGraphStepStrategy.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugeGraphStepStrategy.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugePrimaryKeyStrategy.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugePrimaryKeyStrategy.java
index 982dee6b5..95dc187b5 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugePrimaryKeyStrategy.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugePrimaryKeyStrategy.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugeVertexStep.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugeVertexStep.java
index 8ba6068f6..1132bc83f 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugeVertexStep.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugeVertexStep.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugeVertexStepByBatch.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugeVertexStepByBatch.java
index 783c4d43c..a1bc02ca0 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugeVertexStepByBatch.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugeVertexStepByBatch.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugeVertexStepStrategy.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugeVertexStepStrategy.java
index 877e58b5d..a01b1ed23 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugeVertexStepStrategy.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/HugeVertexStepStrategy.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/QueryHolder.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/QueryHolder.java
index c8c94f0e0..322744ac2 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/QueryHolder.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/QueryHolder.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/Text.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/Text.java
index a69641c67..fc1d06cce 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/Text.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/Text.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/TraversalUtil.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/TraversalUtil.java
index 1c7241a2c..204c47807 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/TraversalUtil.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/TraversalUtil.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/HugeType.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/HugeType.java
index a23cbca08..aae2a07ae 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/HugeType.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/HugeType.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/Idfiable.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/Idfiable.java
index 9d1455215..865ad50ad 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/Idfiable.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/Idfiable.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/Indexable.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/Indexable.java
index a433b5e49..ff3330a56 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/Indexable.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/Indexable.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/Propertiable.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/Propertiable.java
index aba5f926f..e26a356bf 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/Propertiable.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/Propertiable.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/Typeable.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/Typeable.java
index 99a26376d..95a1a11d4 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/Typeable.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/Typeable.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/Action.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/Action.java
index 80d627f5a..9561d5218 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/Action.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/Action.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/AggregateType.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/AggregateType.java
index 59633d627..31c0f6212 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/AggregateType.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/AggregateType.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/CollectionType.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/CollectionType.java
index ca51603c9..52d7a3ba1 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/CollectionType.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/CollectionType.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/DataType.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/DataType.java
index 316cacf26..69ebdbb64 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/DataType.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/DataType.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/Directions.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/Directions.java
index a208b23fb..b2e18373b 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/Directions.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/Directions.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/Frequency.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/Frequency.java
index 12ebc86d0..3fd1c8233 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/Frequency.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/GraphMode.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/GraphMode.java
index c4a975022..05a8a773e 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/GraphMode.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/GraphReadMode.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/GraphReadMode.java
index b4a4fcfbd..8a651bac9 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/GraphReadMode.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/HugeKeys.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/HugeKeys.java
index 6932ad791..5ffa3997f 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/HugeKeys.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/IdStrategy.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/IdStrategy.java
index 3e6a9f077..da9f51313 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/IdStrategy.java
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@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/IndexType.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/IndexType.java
index 1b9461ced..4019a3478 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/IndexType.java
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@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/NodeRole.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/NodeRole.java
index cb215c4dd..de2b92cc4 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/NodeRole.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/NodeRole.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/SchemaStatus.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/SchemaStatus.java
index 7643fd0dc..4a80a6a68 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/SchemaStatus.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/SchemaStatus.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/SerialEnum.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/SerialEnum.java
index 02c8a7119..8a115bf05 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/SerialEnum.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/SerialEnum.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/WriteType.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/WriteType.java
index bb202af36..ea1018eab 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/WriteType.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/type/define/WriteType.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/Blob.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/Blob.java
index f15aaee68..5b5d8ec6a 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/Blob.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/Blob.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/CompressUtil.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/CompressUtil.java
index 02aec46a9..d8ff9e299 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/CompressUtil.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/CompressUtil.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/ConfigUtil.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/ConfigUtil.java
index 2ebd50363..b8cb06e24 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/ConfigUtil.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/ConfigUtil.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/Consumers.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/Consumers.java
index 59061a730..00c6655a3 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/Consumers.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/Consumers.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/CopyUtil.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/CopyUtil.java
index 4276b4941..7a043b7cd 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/CopyUtil.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/CopyUtil.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/Events.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/Events.java
index a7d0a4252..9cff8e441 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/Events.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/Events.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/FixedTimerWindowRateLimiter.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/FixedTimerWindowRateLimiter.java
index 9457747ee..5fff4b4e8 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/FixedTimerWindowRateLimiter.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/FixedTimerWindowRateLimiter.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/FixedWatchWindowRateLimiter.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/FixedWatchWindowRateLimiter.java
index 1f6c63d51..8d93abd2d 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/FixedWatchWindowRateLimiter.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/FixedWatchWindowRateLimiter.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/GZipUtil.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/GZipUtil.java
index 692b4c227..8ffef5d17 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/GZipUtil.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/GZipUtil.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/JsonUtil.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/JsonUtil.java
index de43d5b43..aa3b491c2 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/JsonUtil.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/JsonUtil.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/KryoUtil.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/KryoUtil.java
index 81de6d31d..87df7c688 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/KryoUtil.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/KryoUtil.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
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*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/LZ4Util.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/LZ4Util.java
index 1a2eb7e94..041afee7b 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/LZ4Util.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/LZ4Util.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/LockUtil.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/LockUtil.java
index ab14ef681..842b590f1 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/LockUtil.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/LockUtil.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/ParameterUtil.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/ParameterUtil.java
index 20835610d..4eb81a8b1 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/ParameterUtil.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/ParameterUtil.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/RateLimiter.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/RateLimiter.java
index f7c323de3..990a03a7e 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/RateLimiter.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/RateLimiter.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/Reflection.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/Reflection.java
index 2f4d401cd..456ec9a22 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/Reflection.java
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@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/collection/CollectionFactory.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/collection/CollectionFactory.java
index 67d9a6d6a..d60014590 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/collection/CollectionFactory.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/collection/IdSet.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/collection/IdSet.java
index d8e9e7819..d3d06c223 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/collection/IdSet.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/collection/Int2IntsMap.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/collection/Int2IntsMap.java
index bcb20a57b..654f7bbf5 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/collection/Int2IntsMap.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/collection/IntIterator.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/collection/IntIterator.java
index 039c68c28..9dd50b4c4 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/collection/IntIterator.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/collection/IntMap.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/collection/IntMap.java
index 8c6b0de85..2ce53d99c 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/collection/IntMap.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/collection/IntMapByDynamicHash.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/collection/IntMapByDynamicHash.java
index 7e4e414f0..0e761b911 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/collection/IntMapByDynamicHash.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/collection/IntSet.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/collection/IntSet.java
index 23cc374f3..3431247c4 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/collection/IntSet.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/collection/ObjectIntMapping.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/collection/ObjectIntMapping.java
index a88864e49..d9850181b 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/collection/ObjectIntMapping.java
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@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
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*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/collection/ObjectIntMappingFactory.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/collection/ObjectIntMappingFactory.java
index 8a8a83599..56e968309 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/collection/ObjectIntMappingFactory.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/util/collection/ObjectIntMappingFactory.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/variables/HugeVariables.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/variables/HugeVariables.java
index 2fe414478..9dc8515e3 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/variables/HugeVariables.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/variables/HugeVariables.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/version/CoreVersion.java b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/version/CoreVersion.java
index 4229f5dda..84dc28ded 100644
--- a/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/version/CoreVersion.java
+++ b/hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/version/CoreVersion.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/resources/META-INF/services/org.apache.tinkerpop.gremlin.jsr223.GremlinPlugin b/hugegraph-server/hugegraph-core/src/main/resources/META-INF/services/org.apache.tinkerpop.gremlin.jsr223.GremlinPlugin
index 7590051e4..e3ed40b83 100644
--- a/hugegraph-server/hugegraph-core/src/main/resources/META-INF/services/org.apache.tinkerpop.gremlin.jsr223.GremlinPlugin
+++ b/hugegraph-server/hugegraph-core/src/main/resources/META-INF/services/org.apache.tinkerpop.gremlin.jsr223.GremlinPlugin
@@ -6,7 +6,7 @@
# (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
#
-# http://www.apache.org/licenses/LICENSE-2.0
+# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-core/src/main/resources/hugegraph.properties b/hugegraph-server/hugegraph-core/src/main/resources/hugegraph.properties
index 1d98a547a..af24be7cd 100644
--- a/hugegraph-server/hugegraph-core/src/main/resources/hugegraph.properties
+++ b/hugegraph-server/hugegraph-core/src/main/resources/hugegraph.properties
@@ -6,7 +6,7 @@
# (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
#
-# http://www.apache.org/licenses/LICENSE-2.0
+# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-dist/docker/scripts/detect-storage.groovy b/hugegraph-server/hugegraph-dist/docker/scripts/detect-storage.groovy
index 90e848d2d..96571d4e1 100644
--- a/hugegraph-server/hugegraph-dist/docker/scripts/detect-storage.groovy
+++ b/hugegraph-server/hugegraph-dist/docker/scripts/detect-storage.groovy
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-dist/docker/scripts/remote-connect.groovy b/hugegraph-server/hugegraph-dist/docker/scripts/remote-connect.groovy
index f9be89e76..0475856cf 100644
--- a/hugegraph-server/hugegraph-dist/docker/scripts/remote-connect.groovy
+++ b/hugegraph-server/hugegraph-dist/docker/scripts/remote-connect.groovy
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-dist/pom.xml b/hugegraph-server/hugegraph-dist/pom.xml
index c30febe19..baba3835c 100644
--- a/hugegraph-server/hugegraph-dist/pom.xml
+++ b/hugegraph-server/hugegraph-dist/pom.xml
@@ -7,7 +7,7 @@
(the "License"); you may not use this file except in compliance with
the License. You may obtain a copy of the License at
- http://www.apache.org/licenses/LICENSE-2.0
+ http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-dist/src/assembly/descriptor/assembly.xml b/hugegraph-server/hugegraph-dist/src/assembly/descriptor/assembly.xml
index 73e59a0be..b1c293dfb 100644
--- a/hugegraph-server/hugegraph-dist/src/assembly/descriptor/assembly.xml
+++ b/hugegraph-server/hugegraph-dist/src/assembly/descriptor/assembly.xml
@@ -6,7 +6,7 @@
(the "License"); you may not use this file except in compliance with
the License. You may obtain a copy of the License at
- http://www.apache.org/licenses/LICENSE-2.0
+ http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-dist/src/assembly/static/bin/hugegraph b/hugegraph-server/hugegraph-dist/src/assembly/static/bin/hugegraph
index b3c0f9b7a..0049ae995 100644
--- a/hugegraph-server/hugegraph-dist/src/assembly/static/bin/hugegraph
+++ b/hugegraph-server/hugegraph-dist/src/assembly/static/bin/hugegraph
@@ -7,7 +7,7 @@
# (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
#
-# http://www.apache.org/licenses/LICENSE-2.0
+# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-dist/src/assembly/static/conf/log4j2.xml b/hugegraph-server/hugegraph-dist/src/assembly/static/conf/log4j2.xml
index fe139af34..0248da07d 100644
--- a/hugegraph-server/hugegraph-dist/src/assembly/static/conf/log4j2.xml
+++ b/hugegraph-server/hugegraph-dist/src/assembly/static/conf/log4j2.xml
@@ -7,7 +7,7 @@
(the "License"); you may not use this file except in compliance with
the License. You may obtain a copy of the License at
- http://www.apache.org/licenses/LICENSE-2.0
+ http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-dist/src/assembly/static/scripts/empty-sample.groovy b/hugegraph-server/hugegraph-dist/src/assembly/static/scripts/empty-sample.groovy
index 01b7d443a..85e3669dc 100644
--- a/hugegraph-server/hugegraph-dist/src/assembly/static/scripts/empty-sample.groovy
+++ b/hugegraph-server/hugegraph-dist/src/assembly/static/scripts/empty-sample.groovy
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-dist/src/assembly/static/scripts/example.groovy b/hugegraph-server/hugegraph-dist/src/assembly/static/scripts/example.groovy
index 14691a660..9c98f0014 100644
--- a/hugegraph-server/hugegraph-dist/src/assembly/static/scripts/example.groovy
+++ b/hugegraph-server/hugegraph-dist/src/assembly/static/scripts/example.groovy
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-dist/src/assembly/travis/conf-raft1/graphs/hugegraph.properties b/hugegraph-server/hugegraph-dist/src/assembly/travis/conf-raft1/graphs/hugegraph.properties
index abb6f48ed..2d315b21e 100644
--- a/hugegraph-server/hugegraph-dist/src/assembly/travis/conf-raft1/graphs/hugegraph.properties
+++ b/hugegraph-server/hugegraph-dist/src/assembly/travis/conf-raft1/graphs/hugegraph.properties
@@ -6,7 +6,7 @@
# (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
#
-# http://www.apache.org/licenses/LICENSE-2.0
+# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-dist/src/assembly/travis/conf-raft1/rest-server.properties b/hugegraph-server/hugegraph-dist/src/assembly/travis/conf-raft1/rest-server.properties
index c3c986394..6ac4da65d 100644
--- a/hugegraph-server/hugegraph-dist/src/assembly/travis/conf-raft1/rest-server.properties
+++ b/hugegraph-server/hugegraph-dist/src/assembly/travis/conf-raft1/rest-server.properties
@@ -6,7 +6,7 @@
# (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
#
-# http://www.apache.org/licenses/LICENSE-2.0
+# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-dist/src/assembly/travis/conf-raft2/graphs/hugegraph.properties b/hugegraph-server/hugegraph-dist/src/assembly/travis/conf-raft2/graphs/hugegraph.properties
index ac68f391b..772d387ad 100644
--- a/hugegraph-server/hugegraph-dist/src/assembly/travis/conf-raft2/graphs/hugegraph.properties
+++ b/hugegraph-server/hugegraph-dist/src/assembly/travis/conf-raft2/graphs/hugegraph.properties
@@ -6,7 +6,7 @@
# (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
#
-# http://www.apache.org/licenses/LICENSE-2.0
+# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-dist/src/assembly/travis/conf-raft2/rest-server.properties b/hugegraph-server/hugegraph-dist/src/assembly/travis/conf-raft2/rest-server.properties
index b52ee7cc1..710c8b2e4 100644
--- a/hugegraph-server/hugegraph-dist/src/assembly/travis/conf-raft2/rest-server.properties
+++ b/hugegraph-server/hugegraph-dist/src/assembly/travis/conf-raft2/rest-server.properties
@@ -6,7 +6,7 @@
# (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
#
-# http://www.apache.org/licenses/LICENSE-2.0
+# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-dist/src/assembly/travis/conf-raft3/graphs/hugegraph.properties b/hugegraph-server/hugegraph-dist/src/assembly/travis/conf-raft3/graphs/hugegraph.properties
index dabbe9865..fc805c3c5 100644
--- a/hugegraph-server/hugegraph-dist/src/assembly/travis/conf-raft3/graphs/hugegraph.properties
+++ b/hugegraph-server/hugegraph-dist/src/assembly/travis/conf-raft3/graphs/hugegraph.properties
@@ -6,7 +6,7 @@
# (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
#
-# http://www.apache.org/licenses/LICENSE-2.0
+# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-dist/src/assembly/travis/conf-raft3/rest-server.properties b/hugegraph-server/hugegraph-dist/src/assembly/travis/conf-raft3/rest-server.properties
index 706b60d36..17e3f3571 100644
--- a/hugegraph-server/hugegraph-dist/src/assembly/travis/conf-raft3/rest-server.properties
+++ b/hugegraph-server/hugegraph-dist/src/assembly/travis/conf-raft3/rest-server.properties
@@ -6,7 +6,7 @@
# (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
#
-# http://www.apache.org/licenses/LICENSE-2.0
+# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-dist/src/assembly/travis/hbase-site.xml b/hugegraph-server/hugegraph-dist/src/assembly/travis/hbase-site.xml
index b63addf88..d8a097818 100644
--- a/hugegraph-server/hugegraph-dist/src/assembly/travis/hbase-site.xml
+++ b/hugegraph-server/hugegraph-dist/src/assembly/travis/hbase-site.xml
@@ -7,7 +7,7 @@
(the "License"); you may not use this file except in compliance with
the License. You may obtain a copy of the License at
- http://www.apache.org/licenses/LICENSE-2.0
+ http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-dist/src/assembly/travis/maven.xml b/hugegraph-server/hugegraph-dist/src/assembly/travis/maven.xml
index 43e0f8fa9..550716769 100644
--- a/hugegraph-server/hugegraph-dist/src/assembly/travis/maven.xml
+++ b/hugegraph-server/hugegraph-dist/src/assembly/travis/maven.xml
@@ -6,7 +6,7 @@
(the "License"); you may not use this file except in compliance with
the License. You may obtain a copy of the License at
- http://www.apache.org/licenses/LICENSE-2.0
+ http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/cmd/ConfDumper.java b/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/cmd/ConfDumper.java
index 1086747ed..cdeb32140 100644
--- a/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/cmd/ConfDumper.java
+++ b/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/cmd/ConfDumper.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/cmd/InitStore.java b/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/cmd/InitStore.java
index 61bb77a0f..75199d1e7 100644
--- a/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/cmd/InitStore.java
+++ b/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/cmd/InitStore.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/cmd/StoreDumper.java b/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/cmd/StoreDumper.java
index 80e08dffe..352ea0b02 100644
--- a/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/cmd/StoreDumper.java
+++ b/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/cmd/StoreDumper.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/dist/DistOptions.java b/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/dist/DistOptions.java
index da646dbbe..6766d5f9d 100644
--- a/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/dist/DistOptions.java
+++ b/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/dist/DistOptions.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/dist/HugeGraphServer.java b/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/dist/HugeGraphServer.java
index f5c282dc4..7af1ff8b0 100644
--- a/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/dist/HugeGraphServer.java
+++ b/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/dist/HugeGraphServer.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/dist/HugeGremlinServer.java b/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/dist/HugeGremlinServer.java
index 69b868799..7d7a992a5 100644
--- a/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/dist/HugeGremlinServer.java
+++ b/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/dist/HugeGremlinServer.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/dist/HugeRestServer.java b/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/dist/HugeRestServer.java
index 903bdc2bf..395ae886d 100644
--- a/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/dist/HugeRestServer.java
+++ b/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/dist/HugeRestServer.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/dist/RegisterUtil.java b/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/dist/RegisterUtil.java
index 183233af4..a760c7c0b 100644
--- a/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/dist/RegisterUtil.java
+++ b/hugegraph-server/hugegraph-dist/src/main/java/org/apache/hugegraph/dist/RegisterUtil.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-dist/src/main/resources/backend.properties b/hugegraph-server/hugegraph-dist/src/main/resources/backend.properties
index 164982efa..af68e8082 100644
--- a/hugegraph-server/hugegraph-dist/src/main/resources/backend.properties
+++ b/hugegraph-server/hugegraph-dist/src/main/resources/backend.properties
@@ -6,7 +6,7 @@
# (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
#
-# http://www.apache.org/licenses/LICENSE-2.0
+# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-dist/src/main/resources/log4j2.xml b/hugegraph-server/hugegraph-dist/src/main/resources/log4j2.xml
index 8c4ec8c39..72bee2a80 100644
--- a/hugegraph-server/hugegraph-dist/src/main/resources/log4j2.xml
+++ b/hugegraph-server/hugegraph-dist/src/main/resources/log4j2.xml
@@ -7,7 +7,7 @@
(the "License"); you may not use this file except in compliance with
the License. You may obtain a copy of the License at
- http://www.apache.org/licenses/LICENSE-2.0
+ http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-example/pom.xml b/hugegraph-server/hugegraph-example/pom.xml
index 7b0ded8fb..cfc28735a 100644
--- a/hugegraph-server/hugegraph-example/pom.xml
+++ b/hugegraph-server/hugegraph-example/pom.xml
@@ -7,7 +7,7 @@
(the "License"); you may not use this file except in compliance with
the License. You may obtain a copy of the License at
- http://www.apache.org/licenses/LICENSE-2.0
+ http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/Example1.java b/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/Example1.java
index 760ff63ae..f0e751547 100644
--- a/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/Example1.java
+++ b/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/Example1.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/Example2.java b/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/Example2.java
index 9eacb1215..db63e37f4 100644
--- a/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/Example2.java
+++ b/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/Example2.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/Example3.java b/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/Example3.java
index 6f5459483..6dd877c35 100644
--- a/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/Example3.java
+++ b/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/Example3.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/ExampleUtil.java b/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/ExampleUtil.java
index b950a6586..06f7517bb 100644
--- a/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/ExampleUtil.java
+++ b/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/ExampleUtil.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/GraphOfTheMoviesExample.java b/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/GraphOfTheMoviesExample.java
index a76c55401..3ac67b5af 100644
--- a/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/GraphOfTheMoviesExample.java
+++ b/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/GraphOfTheMoviesExample.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/PerfExample1.java b/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/PerfExample1.java
index dbd0aff3c..943e43f6c 100644
--- a/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/PerfExample1.java
+++ b/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/PerfExample1.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/PerfExample2.java b/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/PerfExample2.java
index 2ca0b2c81..4316eaa2f 100644
--- a/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/PerfExample2.java
+++ b/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/PerfExample2.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/PerfExample3.java b/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/PerfExample3.java
index 05dc43324..8fb9e1d0c 100644
--- a/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/PerfExample3.java
+++ b/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/PerfExample3.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/PerfExample4.java b/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/PerfExample4.java
index 007fc9a22..6dda80465 100644
--- a/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/PerfExample4.java
+++ b/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/PerfExample4.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/PerfExampleBase.java b/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/PerfExampleBase.java
index 209d980f8..cf93f7bb8 100644
--- a/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/PerfExampleBase.java
+++ b/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/PerfExampleBase.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/TaskExample.java b/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/TaskExample.java
index a1f353c30..3259cc33c 100644
--- a/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/TaskExample.java
+++ b/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/TaskExample.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/ThreadRangePerfTest.java b/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/ThreadRangePerfTest.java
index 459eabbee..aa6c8dc88 100644
--- a/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/ThreadRangePerfTest.java
+++ b/hugegraph-server/hugegraph-example/src/main/java/org/apache/hugegraph/example/ThreadRangePerfTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-example/src/main/resources/hugegraph.properties b/hugegraph-server/hugegraph-example/src/main/resources/hugegraph.properties
index d45b40222..385426b6d 100644
--- a/hugegraph-server/hugegraph-example/src/main/resources/hugegraph.properties
+++ b/hugegraph-server/hugegraph-example/src/main/resources/hugegraph.properties
@@ -6,7 +6,7 @@
# (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
#
-# http://www.apache.org/licenses/LICENSE-2.0
+# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-example/src/main/resources/log4j2.xml b/hugegraph-server/hugegraph-example/src/main/resources/log4j2.xml
index 0745b1e27..fd614545e 100644
--- a/hugegraph-server/hugegraph-example/src/main/resources/log4j2.xml
+++ b/hugegraph-server/hugegraph-example/src/main/resources/log4j2.xml
@@ -7,7 +7,7 @@
(the "License"); you may not use this file except in compliance with
the License. You may obtain a copy of the License at
- http://www.apache.org/licenses/LICENSE-2.0
+ http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-hbase/pom.xml b/hugegraph-server/hugegraph-hbase/pom.xml
index 6aad5ac2e..2ce0dd0d3 100644
--- a/hugegraph-server/hugegraph-hbase/pom.xml
+++ b/hugegraph-server/hugegraph-hbase/pom.xml
@@ -7,7 +7,7 @@
(the "License"); you may not use this file except in compliance with
the License. You may obtain a copy of the License at
- http://www.apache.org/licenses/LICENSE-2.0
+ http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseFeatures.java b/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseFeatures.java
index cde250c09..d5e43c5e4 100644
--- a/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseFeatures.java
+++ b/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseFeatures.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseMetrics.java b/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseMetrics.java
index d3d06582c..d593e7075 100644
--- a/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseMetrics.java
+++ b/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseMetrics.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseOptions.java b/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseOptions.java
index 5dcf2cb44..a88322933 100644
--- a/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseOptions.java
+++ b/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseOptions.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseSerializer.java b/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseSerializer.java
index 96af514c5..9385a6130 100644
--- a/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseSerializer.java
+++ b/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseSerializer.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseSessions.java b/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseSessions.java
index d53e43c70..6570efd7d 100644
--- a/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseSessions.java
+++ b/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseSessions.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseStore.java b/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseStore.java
index 7fcddcf35..43eecf5fa 100644
--- a/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseStore.java
+++ b/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseStore.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseStoreProvider.java b/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseStoreProvider.java
index 85e900928..11efb6111 100644
--- a/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseStoreProvider.java
+++ b/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseStoreProvider.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseTable.java b/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseTable.java
index ba9ba6f9a..cb915452d 100644
--- a/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseTable.java
+++ b/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseTable.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseTables.java b/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseTables.java
index 185b5ecbd..b6df03114 100644
--- a/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseTables.java
+++ b/hugegraph-server/hugegraph-hbase/src/main/java/org/apache/hugegraph/backend/store/hbase/HbaseTables.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-mysql/pom.xml b/hugegraph-server/hugegraph-mysql/pom.xml
index ac1b4a6f9..8753f5fd5 100644
--- a/hugegraph-server/hugegraph-mysql/pom.xml
+++ b/hugegraph-server/hugegraph-mysql/pom.xml
@@ -7,7 +7,7 @@
(the "License"); you may not use this file except in compliance with
the License. You may obtain a copy of the License at
- http://www.apache.org/licenses/LICENSE-2.0
+ http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlBackendEntry.java b/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlBackendEntry.java
index 882d999cb..b86de0ed7 100644
--- a/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlBackendEntry.java
+++ b/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlBackendEntry.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlEntryIterator.java b/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlEntryIterator.java
index 6338acf66..00732a965 100644
--- a/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlEntryIterator.java
+++ b/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlEntryIterator.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlFeatures.java b/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlFeatures.java
index 015944575..55a1cfd96 100644
--- a/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlFeatures.java
+++ b/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlFeatures.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlMetrics.java b/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlMetrics.java
index 50279ecc3..a4769d2c1 100644
--- a/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlMetrics.java
+++ b/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlMetrics.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlOptions.java b/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlOptions.java
index 9037be1d7..d2449a54c 100644
--- a/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlOptions.java
+++ b/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlOptions.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlSerializer.java b/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlSerializer.java
index 68eb2783a..3a47e7ada 100644
--- a/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlSerializer.java
+++ b/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlSerializer.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlSessions.java b/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlSessions.java
index d83926193..8ea17e834 100644
--- a/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlSessions.java
+++ b/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlSessions.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlStore.java b/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlStore.java
index 4915c961c..279a285f0 100644
--- a/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlStore.java
+++ b/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlStore.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlStoreProvider.java b/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlStoreProvider.java
index 9151fc93b..ead148158 100644
--- a/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlStoreProvider.java
+++ b/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlStoreProvider.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlTable.java b/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlTable.java
index 4d39f20d9..2bc035e0b 100644
--- a/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlTable.java
+++ b/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlTable.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlTables.java b/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlTables.java
index 889b487d1..2de6e95d5 100644
--- a/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlTables.java
+++ b/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlTables.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlUtil.java b/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlUtil.java
index f30faede8..4a53b7b75 100644
--- a/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlUtil.java
+++ b/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/MysqlUtil.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/ResultSetWrapper.java b/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/ResultSetWrapper.java
index 223718409..f41a4c72e 100644
--- a/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/ResultSetWrapper.java
+++ b/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/ResultSetWrapper.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/WhereBuilder.java b/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/WhereBuilder.java
index bf2eb718f..4a559a67b 100644
--- a/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/WhereBuilder.java
+++ b/hugegraph-server/hugegraph-mysql/src/main/java/org/apache/hugegraph/backend/store/mysql/WhereBuilder.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-palo/pom.xml b/hugegraph-server/hugegraph-palo/pom.xml
index 5f49ff3e3..5b81e829d 100644
--- a/hugegraph-server/hugegraph-palo/pom.xml
+++ b/hugegraph-server/hugegraph-palo/pom.xml
@@ -7,7 +7,7 @@
(the "License"); you may not use this file except in compliance with
the License. You may obtain a copy of the License at
- http://www.apache.org/licenses/LICENSE-2.0
+ http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloFeatures.java b/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloFeatures.java
index 0a2724098..ee3d2ed20 100644
--- a/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloFeatures.java
+++ b/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloFeatures.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloFile.java b/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloFile.java
index 6a5765987..e75a4074f 100644
--- a/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloFile.java
+++ b/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloFile.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloHttpClient.java b/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloHttpClient.java
index 38fc6fc5c..c59b7d89b 100644
--- a/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloHttpClient.java
+++ b/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloHttpClient.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloLoadInfo.java b/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloLoadInfo.java
index 582d255b6..91be86991 100644
--- a/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloLoadInfo.java
+++ b/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloLoadInfo.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloOptions.java b/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloOptions.java
index 98b3aabff..f8faf7502 100644
--- a/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloOptions.java
+++ b/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloOptions.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloSerializer.java b/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloSerializer.java
index 6ebd6171d..3ab941bbd 100644
--- a/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloSerializer.java
+++ b/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloSerializer.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloSessions.java b/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloSessions.java
index dfda0aec4..e13fbb919 100644
--- a/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloSessions.java
+++ b/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloSessions.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloStore.java b/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloStore.java
index 29f3425d8..20e95639d 100644
--- a/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloStore.java
+++ b/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloStore.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloStoreProvider.java b/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloStoreProvider.java
index ee5ceb168..76451100b 100644
--- a/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloStoreProvider.java
+++ b/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloStoreProvider.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloTable.java b/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloTable.java
index 717e046f0..076865a3c 100644
--- a/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloTable.java
+++ b/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloTable.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloTables.java b/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloTables.java
index f05e19070..e82436c10 100644
--- a/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloTables.java
+++ b/hugegraph-server/hugegraph-palo/src/main/java/org/apache/hugegraph/backend/store/palo/PaloTables.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-postgresql/pom.xml b/hugegraph-server/hugegraph-postgresql/pom.xml
index 8aae72702..f907f0e3f 100644
--- a/hugegraph-server/hugegraph-postgresql/pom.xml
+++ b/hugegraph-server/hugegraph-postgresql/pom.xml
@@ -7,7 +7,7 @@
(the "License"); you may not use this file except in compliance with
the License. You may obtain a copy of the License at
- http://www.apache.org/licenses/LICENSE-2.0
+ http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-postgresql/src/main/java/org/apache/hugegraph/backend/store/postgresql/PostgresqlOptions.java b/hugegraph-server/hugegraph-postgresql/src/main/java/org/apache/hugegraph/backend/store/postgresql/PostgresqlOptions.java
index 8a0785091..86ebccefe 100644
--- a/hugegraph-server/hugegraph-postgresql/src/main/java/org/apache/hugegraph/backend/store/postgresql/PostgresqlOptions.java
+++ b/hugegraph-server/hugegraph-postgresql/src/main/java/org/apache/hugegraph/backend/store/postgresql/PostgresqlOptions.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-postgresql/src/main/java/org/apache/hugegraph/backend/store/postgresql/PostgresqlSerializer.java b/hugegraph-server/hugegraph-postgresql/src/main/java/org/apache/hugegraph/backend/store/postgresql/PostgresqlSerializer.java
index ea344541c..bdf3959a4 100644
--- a/hugegraph-server/hugegraph-postgresql/src/main/java/org/apache/hugegraph/backend/store/postgresql/PostgresqlSerializer.java
+++ b/hugegraph-server/hugegraph-postgresql/src/main/java/org/apache/hugegraph/backend/store/postgresql/PostgresqlSerializer.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-postgresql/src/main/java/org/apache/hugegraph/backend/store/postgresql/PostgresqlSessions.java b/hugegraph-server/hugegraph-postgresql/src/main/java/org/apache/hugegraph/backend/store/postgresql/PostgresqlSessions.java
index ad41b5ad4..0d1beff61 100644
--- a/hugegraph-server/hugegraph-postgresql/src/main/java/org/apache/hugegraph/backend/store/postgresql/PostgresqlSessions.java
+++ b/hugegraph-server/hugegraph-postgresql/src/main/java/org/apache/hugegraph/backend/store/postgresql/PostgresqlSessions.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-postgresql/src/main/java/org/apache/hugegraph/backend/store/postgresql/PostgresqlStore.java b/hugegraph-server/hugegraph-postgresql/src/main/java/org/apache/hugegraph/backend/store/postgresql/PostgresqlStore.java
index 0d9fe083f..797dbbe29 100644
--- a/hugegraph-server/hugegraph-postgresql/src/main/java/org/apache/hugegraph/backend/store/postgresql/PostgresqlStore.java
+++ b/hugegraph-server/hugegraph-postgresql/src/main/java/org/apache/hugegraph/backend/store/postgresql/PostgresqlStore.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-postgresql/src/main/java/org/apache/hugegraph/backend/store/postgresql/PostgresqlStoreProvider.java b/hugegraph-server/hugegraph-postgresql/src/main/java/org/apache/hugegraph/backend/store/postgresql/PostgresqlStoreProvider.java
index 60453c5af..a6124d817 100644
--- a/hugegraph-server/hugegraph-postgresql/src/main/java/org/apache/hugegraph/backend/store/postgresql/PostgresqlStoreProvider.java
+++ b/hugegraph-server/hugegraph-postgresql/src/main/java/org/apache/hugegraph/backend/store/postgresql/PostgresqlStoreProvider.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-postgresql/src/main/java/org/apache/hugegraph/backend/store/postgresql/PostgresqlTable.java b/hugegraph-server/hugegraph-postgresql/src/main/java/org/apache/hugegraph/backend/store/postgresql/PostgresqlTable.java
index 6f191ff6c..40ffb22c6 100644
--- a/hugegraph-server/hugegraph-postgresql/src/main/java/org/apache/hugegraph/backend/store/postgresql/PostgresqlTable.java
+++ b/hugegraph-server/hugegraph-postgresql/src/main/java/org/apache/hugegraph/backend/store/postgresql/PostgresqlTable.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-postgresql/src/main/java/org/apache/hugegraph/backend/store/postgresql/PostgresqlTables.java b/hugegraph-server/hugegraph-postgresql/src/main/java/org/apache/hugegraph/backend/store/postgresql/PostgresqlTables.java
index 667ad5df1..0cf6e604e 100644
--- a/hugegraph-server/hugegraph-postgresql/src/main/java/org/apache/hugegraph/backend/store/postgresql/PostgresqlTables.java
+++ b/hugegraph-server/hugegraph-postgresql/src/main/java/org/apache/hugegraph/backend/store/postgresql/PostgresqlTables.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-rocksdb/pom.xml b/hugegraph-server/hugegraph-rocksdb/pom.xml
index 04a2b1cb0..3cf448c9c 100644
--- a/hugegraph-server/hugegraph-rocksdb/pom.xml
+++ b/hugegraph-server/hugegraph-rocksdb/pom.xml
@@ -7,7 +7,7 @@
(the "License"); you may not use this file except in compliance with
the License. You may obtain a copy of the License at
- http://www.apache.org/licenses/LICENSE-2.0
+ http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/OpenedRocksDB.java b/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/OpenedRocksDB.java
index add8f8b86..2aa6d2292 100644
--- a/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/OpenedRocksDB.java
+++ b/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/OpenedRocksDB.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBFeatures.java b/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBFeatures.java
index c4b01c669..24de81d70 100644
--- a/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBFeatures.java
+++ b/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBFeatures.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBIngester.java b/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBIngester.java
index 9cb77fe45..2d379b89e 100644
--- a/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBIngester.java
+++ b/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBIngester.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBIteratorPool.java b/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBIteratorPool.java
index c7106b70c..66acdd5ec 100644
--- a/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBIteratorPool.java
+++ b/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBIteratorPool.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBMetrics.java b/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBMetrics.java
index 0a2f49310..9f1c001a1 100644
--- a/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBMetrics.java
+++ b/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBMetrics.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBOptions.java b/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBOptions.java
index 2b276aa7d..d08714ebf 100644
--- a/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBOptions.java
+++ b/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBOptions.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBSessions.java b/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBSessions.java
index eaf251f65..7d0576e36 100644
--- a/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBSessions.java
+++ b/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBSessions.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBStdSessions.java b/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBStdSessions.java
index dd980f004..d00991434 100644
--- a/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBStdSessions.java
+++ b/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBStdSessions.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBStore.java b/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBStore.java
index 858b81084..11ab0b4ff 100644
--- a/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBStore.java
+++ b/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBStore.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBStoreProvider.java b/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBStoreProvider.java
index d4399c406..82075919a 100644
--- a/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBStoreProvider.java
+++ b/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBStoreProvider.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBTable.java b/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBTable.java
index d7cefdcec..7f7bd451a 100644
--- a/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBTable.java
+++ b/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBTable.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBTables.java b/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBTables.java
index fb2cd66fd..37cc2f151 100644
--- a/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBTables.java
+++ b/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdb/RocksDBTables.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdbsst/RocksDBSstSessions.java b/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdbsst/RocksDBSstSessions.java
index 412fe1752..786d50570 100644
--- a/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdbsst/RocksDBSstSessions.java
+++ b/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdbsst/RocksDBSstSessions.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdbsst/RocksDBSstStore.java b/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdbsst/RocksDBSstStore.java
index 5e9f90fcc..230bf68a0 100644
--- a/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdbsst/RocksDBSstStore.java
+++ b/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdbsst/RocksDBSstStore.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdbsst/RocksDBSstStoreProvider.java b/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdbsst/RocksDBSstStoreProvider.java
index b0e45126b..17e1cb5df 100644
--- a/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdbsst/RocksDBSstStoreProvider.java
+++ b/hugegraph-server/hugegraph-rocksdb/src/main/java/org/apache/hugegraph/backend/store/rocksdbsst/RocksDBSstStoreProvider.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-scylladb/pom.xml b/hugegraph-server/hugegraph-scylladb/pom.xml
index e37bb5232..50573df23 100644
--- a/hugegraph-server/hugegraph-scylladb/pom.xml
+++ b/hugegraph-server/hugegraph-scylladb/pom.xml
@@ -7,7 +7,7 @@
(the "License"); you may not use this file except in compliance with
the License. You may obtain a copy of the License at
- http://www.apache.org/licenses/LICENSE-2.0
+ http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-scylladb/src/main/java/org/apache/hugegraph/backend/store/scylladb/ScyllaDBFeatures.java b/hugegraph-server/hugegraph-scylladb/src/main/java/org/apache/hugegraph/backend/store/scylladb/ScyllaDBFeatures.java
index c8ba01f60..2ff7fd0bc 100644
--- a/hugegraph-server/hugegraph-scylladb/src/main/java/org/apache/hugegraph/backend/store/scylladb/ScyllaDBFeatures.java
+++ b/hugegraph-server/hugegraph-scylladb/src/main/java/org/apache/hugegraph/backend/store/scylladb/ScyllaDBFeatures.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-scylladb/src/main/java/org/apache/hugegraph/backend/store/scylladb/ScyllaDBMetrics.java b/hugegraph-server/hugegraph-scylladb/src/main/java/org/apache/hugegraph/backend/store/scylladb/ScyllaDBMetrics.java
index 472338ec4..ba0af3630 100644
--- a/hugegraph-server/hugegraph-scylladb/src/main/java/org/apache/hugegraph/backend/store/scylladb/ScyllaDBMetrics.java
+++ b/hugegraph-server/hugegraph-scylladb/src/main/java/org/apache/hugegraph/backend/store/scylladb/ScyllaDBMetrics.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-scylladb/src/main/java/org/apache/hugegraph/backend/store/scylladb/ScyllaDBStoreProvider.java b/hugegraph-server/hugegraph-scylladb/src/main/java/org/apache/hugegraph/backend/store/scylladb/ScyllaDBStoreProvider.java
index 24fd4dea5..5ecccf2fe 100644
--- a/hugegraph-server/hugegraph-scylladb/src/main/java/org/apache/hugegraph/backend/store/scylladb/ScyllaDBStoreProvider.java
+++ b/hugegraph-server/hugegraph-scylladb/src/main/java/org/apache/hugegraph/backend/store/scylladb/ScyllaDBStoreProvider.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-scylladb/src/main/java/org/apache/hugegraph/backend/store/scylladb/ScyllaDBTablesWithMV.java b/hugegraph-server/hugegraph-scylladb/src/main/java/org/apache/hugegraph/backend/store/scylladb/ScyllaDBTablesWithMV.java
index e56e49593..b4c30c764 100644
--- a/hugegraph-server/hugegraph-scylladb/src/main/java/org/apache/hugegraph/backend/store/scylladb/ScyllaDBTablesWithMV.java
+++ b/hugegraph-server/hugegraph-scylladb/src/main/java/org/apache/hugegraph/backend/store/scylladb/ScyllaDBTablesWithMV.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/pom.xml b/hugegraph-server/hugegraph-test/pom.xml
index 5da700d3b..300518419 100644
--- a/hugegraph-server/hugegraph-test/pom.xml
+++ b/hugegraph-server/hugegraph-test/pom.xml
@@ -7,7 +7,7 @@
(the "License"); you may not use this file except in compliance with
the License. You may obtain a copy of the License at
- http://www.apache.org/licenses/LICENSE-2.0
+ http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/ApiTestSuite.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/ApiTestSuite.java
index f39afab36..0f9041c13 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/ApiTestSuite.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/ApiTestSuite.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/ArthasApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/ArthasApiTest.java
index 5696dcb70..d79fa772b 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/ArthasApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/ArthasApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/BaseApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/BaseApiTest.java
index 16ada867d..9adf3bd7d 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/BaseApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/BaseApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/CypherApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/CypherApiTest.java
index 1099ddefb..4edd6b62b 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/CypherApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/CypherApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/EdgeApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/EdgeApiTest.java
index 384966b4c..9295293f6 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/EdgeApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/EdgeApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/EdgeLabelApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/EdgeLabelApiTest.java
index 58214457a..434fae824 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/EdgeLabelApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/EdgeLabelApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/GremlinApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/GremlinApiTest.java
index 1efe640e1..e9f2c7388 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/GremlinApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/GremlinApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/IndexLabelApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/IndexLabelApiTest.java
index b3ff3600b..37a14bb91 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/IndexLabelApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/IndexLabelApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/LoginApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/LoginApiTest.java
index f916acdc8..6b4563cd5 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/LoginApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/LoginApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/MetricsApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/MetricsApiTest.java
index b2aee713b..0ff6151e3 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/MetricsApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/MetricsApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/ProjectApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/ProjectApiTest.java
index e9b0d626c..8c2b1ad89 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/ProjectApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/ProjectApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/PropertyKeyApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/PropertyKeyApiTest.java
index 6de18c6ff..0b2531866 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/PropertyKeyApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/PropertyKeyApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/SchemaApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/SchemaApiTest.java
index 032308626..93d07664c 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/SchemaApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/SchemaApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/TaskApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/TaskApiTest.java
index ff39fbeb9..322adb4db 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/TaskApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/TaskApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/UserApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/UserApiTest.java
index c7438977e..eef8395f9 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/UserApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/UserApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/VertexApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/VertexApiTest.java
index 293687af7..fe474c253 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/VertexApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/VertexApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/VertexLabelApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/VertexLabelApiTest.java
index 0dd9b7373..d058f6c38 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/VertexLabelApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/VertexLabelApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/AdamicAdarAPITest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/AdamicAdarAPITest.java
index d158cddd3..51d3b0f05 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/AdamicAdarAPITest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/AdamicAdarAPITest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/AllShortestPathsApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/AllShortestPathsApiTest.java
index 28d56cd76..e89728eb4 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/AllShortestPathsApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/AllShortestPathsApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/CountApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/CountApiTest.java
index 920ece5b7..a42ecd465 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/CountApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/CountApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/CrosspointsApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/CrosspointsApiTest.java
index 72e89dc83..028f60e67 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/CrosspointsApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/CrosspointsApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/CustomizedCrosspointsApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/CustomizedCrosspointsApiTest.java
index 8c7463390..a53e9195b 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/CustomizedCrosspointsApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/CustomizedCrosspointsApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/EdgesApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/EdgesApiTest.java
index 588cad216..4f6124f19 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/EdgesApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/EdgesApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/FusiformSimilarityApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/FusiformSimilarityApiTest.java
index f3b94613c..602bc74b8 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/FusiformSimilarityApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/FusiformSimilarityApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/JaccardSimilarityApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/JaccardSimilarityApiTest.java
index 656579cd5..031ad9c93 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/JaccardSimilarityApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/JaccardSimilarityApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/KneighborApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/KneighborApiTest.java
index 20d9cb5cb..cb5eec904 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/KneighborApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/KneighborApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/KoutApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/KoutApiTest.java
index 0e3d34f1c..a06696d05 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/KoutApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/KoutApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/MultiNodeShortestPathApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/MultiNodeShortestPathApiTest.java
index d0b63bfdd..aa1703f6f 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/MultiNodeShortestPathApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/MultiNodeShortestPathApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/NeighborRankApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/NeighborRankApiTest.java
index ae543bc79..f6d6f826d 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/NeighborRankApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/NeighborRankApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/PathsApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/PathsApiTest.java
index 80d09c76c..b332effdb 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/PathsApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/PathsApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/PersonalRankApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/PersonalRankApiTest.java
index 2fc018323..71e1a7525 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/PersonalRankApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/PersonalRankApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/RaysApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/RaysApiTest.java
index 9ccf1bf75..a87450eee 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/RaysApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/RaysApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/ResourceAllocationAPITest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/ResourceAllocationAPITest.java
index 95de68e18..bdfd0462c 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/ResourceAllocationAPITest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/ResourceAllocationAPITest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/RingsApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/RingsApiTest.java
index 9a71c25da..9cf02a309 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/RingsApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/RingsApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/SameNeighborsApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/SameNeighborsApiTest.java
index 668b56994..8a0023909 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/SameNeighborsApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/SameNeighborsApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/ShortestPathApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/ShortestPathApiTest.java
index 8a131cf05..3bd70255b 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/ShortestPathApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/ShortestPathApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/SingleSourceShortestPathApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/SingleSourceShortestPathApiTest.java
index 5275ebe2d..6bdac8b47 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/SingleSourceShortestPathApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/SingleSourceShortestPathApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/TemplatePathsApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/TemplatePathsApiTest.java
index 9786ec164..a33b15478 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/TemplatePathsApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/TemplatePathsApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/TraversersApiTestSuite.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/TraversersApiTestSuite.java
index 54efec9d9..3c6c99278 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/TraversersApiTestSuite.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/TraversersApiTestSuite.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/WeightedShortestPathApiTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/WeightedShortestPathApiTest.java
index 94a651d69..5ed76748c 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/WeightedShortestPathApiTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/api/traversers/WeightedShortestPathApiTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/AuthTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/AuthTest.java
index c09436188..457e0ab06 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/AuthTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/AuthTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/BaseCoreTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/BaseCoreTest.java
index 98b5fee9d..dea160b08 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/BaseCoreTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/BaseCoreTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/CoreTestSuite.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/CoreTestSuite.java
index 313f4fe88..686d7894b 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/CoreTestSuite.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/CoreTestSuite.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/EdgeCoreTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/EdgeCoreTest.java
index 02be8a8ec..e87289246 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/EdgeCoreTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/EdgeCoreTest.java
@@ -1,18 +1,18 @@
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed with this
- * work for additional information regarding copyright ownership. The ASF
- * licenses this file to You under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
- * License for the specific language governing permissions and limitations
- * under the License.
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
*/
package org.apache.hugegraph.core;
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/EdgeLabelCoreTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/EdgeLabelCoreTest.java
index f56cbcb2f..f4494a5d1 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/EdgeLabelCoreTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/EdgeLabelCoreTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/IndexLabelCoreTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/IndexLabelCoreTest.java
index bbaee6c8a..07b450625 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/IndexLabelCoreTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/IndexLabelCoreTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/MultiGraphsTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/MultiGraphsTest.java
index a91af55e3..85c2e33c7 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/MultiGraphsTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/MultiGraphsTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/PropertyCoreTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/PropertyCoreTest.java
index af4b80a94..7ae47faa4 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/PropertyCoreTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/PropertyCoreTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/PropertyKeyCoreTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/PropertyKeyCoreTest.java
index ae3c1c9d9..b7109646f 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/PropertyKeyCoreTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/PropertyKeyCoreTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/RamTableTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/RamTableTest.java
index 634116b0e..201df527a 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/RamTableTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/RamTableTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/RestoreCoreTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/RestoreCoreTest.java
index caf0bdca6..23b3eb65f 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/RestoreCoreTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/RestoreCoreTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/RoleElectionStateMachineTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/RoleElectionStateMachineTest.java
index e6bb1635d..e4a3c4f50 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/RoleElectionStateMachineTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/RoleElectionStateMachineTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/SchemaCoreTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/SchemaCoreTest.java
index 272bf3c7b..45980b378 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/SchemaCoreTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/SchemaCoreTest.java
@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/TaskCoreTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/TaskCoreTest.java
index 5612a58a8..d2f56c6cf 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/TaskCoreTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/TaskCoreTest.java
@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/VertexCoreTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/VertexCoreTest.java
index 7bbde41b2..b69df6e1c 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/VertexCoreTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/VertexCoreTest.java
@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/VertexLabelCoreTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/VertexLabelCoreTest.java
index fc20cced5..234edcd58 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/VertexLabelCoreTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/core/VertexLabelCoreTest.java
@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/testutil/FakeObjects.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/testutil/FakeObjects.java
index cf0d423f9..de94697e1 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/testutil/FakeObjects.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/testutil/FakeObjects.java
@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/testutil/Utils.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/testutil/Utils.java
index 44ec16b5c..77da23236 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/testutil/Utils.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/testutil/Utils.java
@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/tinkerpop/ProcessStandardTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/tinkerpop/ProcessStandardTest.java
index 2b88928a4..d157d124c 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/tinkerpop/ProcessStandardTest.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/tinkerpop/ProcessTestGraphProvider.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/tinkerpop/ProcessTestGraphProvider.java
index 1997c1c56..fae899f3c 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/tinkerpop/ProcessTestGraphProvider.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/tinkerpop/StructureBasicSuite.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/tinkerpop/StructureBasicSuite.java
index 143bd78a8..0cbaf2cd0 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/tinkerpop/StructureBasicSuite.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/tinkerpop/StructureStandardTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/tinkerpop/StructureStandardTest.java
index 94bea1539..78911364c 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/tinkerpop/StructureStandardTest.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/tinkerpop/StructureTestGraphProvider.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/tinkerpop/StructureTestGraphProvider.java
index b78354fa8..34fae584f 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/tinkerpop/StructureTestGraphProvider.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/tinkerpop/TestGraph.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/tinkerpop/TestGraph.java
index a74433a67..1823ff495 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/tinkerpop/TestGraph.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/tinkerpop/TestGraphFactory.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/tinkerpop/TestGraphFactory.java
index 8f03edc2c..74734b512 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/tinkerpop/TestGraphFactory.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/tinkerpop/TestGraphProvider.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/tinkerpop/TestGraphProvider.java
index aede02435..f69f05326 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/tinkerpop/TestGraphProvider.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/tinkerpop/tests/HugeGraphWriteTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/tinkerpop/tests/HugeGraphWriteTest.java
index 940888586..cdf7646d9 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/tinkerpop/tests/HugeGraphWriteTest.java
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@@ -6,7 +6,7 @@
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- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/BaseUnitTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/BaseUnitTest.java
index 5e9631317..aea204f81 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/BaseUnitTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/BaseUnitTest.java
@@ -6,7 +6,7 @@
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- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/FakeObjects.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/FakeObjects.java
index 98d4abd34..27fc76525 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/FakeObjects.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/UnitTestSuite.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/UnitTestSuite.java
index ed6ff6638..53973c3f5 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/UnitTestSuite.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/cache/CacheManagerTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/cache/CacheManagerTest.java
index 5e0290afe..e1e8f12f8 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/cache/CacheManagerTest.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/cache/CacheTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/cache/CacheTest.java
index 7985e112b..826697ba2 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/cache/CacheTest.java
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@@ -6,7 +6,7 @@
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- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/cache/CachedGraphTransactionTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/cache/CachedGraphTransactionTest.java
index 56ca53644..e7dc13049 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/cache/CachedGraphTransactionTest.java
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@@ -6,7 +6,7 @@
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- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/cache/CachedSchemaTransactionTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/cache/CachedSchemaTransactionTest.java
index e368e0e7e..3cad35691 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/cache/CachedSchemaTransactionTest.java
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- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/cache/RamTableTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/cache/RamTableTest.java
index 0bd4c676a..6342b206b 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/cache/RamTableTest.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/cassandra/CassandraTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/cassandra/CassandraTest.java
index 3059b7733..14bc5738d 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/cassandra/CassandraTest.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/AnalyzerTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/AnalyzerTest.java
index feb426955..3d682090b 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/AnalyzerTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/AnalyzerTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/BackendMutationTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/BackendMutationTest.java
index 86cccc5a3..a40182ba9 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/BackendMutationTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/BackendMutationTest.java
@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/BackendStoreInfoTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/BackendStoreInfoTest.java
index 393699946..a9089383c 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/BackendStoreInfoTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/BackendStoreInfoTest.java
@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/ConditionQueryFlattenTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/ConditionQueryFlattenTest.java
index d06388311..49bf761e4 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/ConditionQueryFlattenTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/ConditionQueryFlattenTest.java
@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/ConditionTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/ConditionTest.java
index 2a63a0f8d..079083f5e 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/ConditionTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/ConditionTest.java
@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/DataTypeTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/DataTypeTest.java
index 6bd6ed0cf..ab3a76741 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/DataTypeTest.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/DirectionsTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/DirectionsTest.java
index 4ef98bd2b..bd74ae02c 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/DirectionsTest.java
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@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/ExceptionTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/ExceptionTest.java
index 1dac07449..6cd3cbe70 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/ExceptionTest.java
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@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/LocksTableTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/LocksTableTest.java
index 090b75ca9..3bd261e66 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/LocksTableTest.java
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@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/PageStateTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/PageStateTest.java
index 1a1a1931a..412870f97 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/PageStateTest.java
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@@ -6,7 +6,7 @@
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* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/QueryTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/QueryTest.java
index 485b04862..a2dc27347 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/QueryTest.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/RangeTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/RangeTest.java
index 01f8915b9..816ccc1ff 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/RangeTest.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/RolePermissionTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/RolePermissionTest.java
index b8a6a72c4..e1e8ccea0 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/RolePermissionTest.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/RowLockTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/RowLockTest.java
index 458271ed4..6c462313f 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/RowLockTest.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/SecurityManagerTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/SecurityManagerTest.java
index 7f3d615b4..6fb8ad6f3 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/SecurityManagerTest.java
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@@ -6,7 +6,7 @@
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- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/SerialEnumTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/SerialEnumTest.java
index 806b6fbbf..dc2e728e4 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/SerialEnumTest.java
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@@ -6,7 +6,7 @@
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- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/SystemSchemaStoreTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/SystemSchemaStoreTest.java
index a2aeaebf4..d86d9a50c 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/SystemSchemaStoreTest.java
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@@ -6,7 +6,7 @@
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- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/TraversalUtilTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/TraversalUtilTest.java
index 9e00b50ee..bf6dcd3df 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/core/TraversalUtilTest.java
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@@ -6,7 +6,7 @@
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- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/id/EdgeIdTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/id/EdgeIdTest.java
index 976dca74c..8b3bd26ad 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/id/EdgeIdTest.java
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@@ -6,7 +6,7 @@
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- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/id/IdTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/id/IdTest.java
index 90c36df4f..d584c5a77 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/id/IdTest.java
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@@ -6,7 +6,7 @@
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/id/IdUtilTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/id/IdUtilTest.java
index 931c0b18a..aa6972e77 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/id/IdUtilTest.java
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- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/id/SplicingIdGeneratorTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/id/SplicingIdGeneratorTest.java
index 94f2179de..17c205ee3 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/id/SplicingIdGeneratorTest.java
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/mysql/MysqlUtilTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/mysql/MysqlUtilTest.java
index be850faf7..f914e4079 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/mysql/MysqlUtilTest.java
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/mysql/WhereBuilderTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/mysql/WhereBuilderTest.java
index 9b1aa8ad5..c42eae2ea 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/mysql/WhereBuilderTest.java
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- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/rocksdb/BaseRocksDBUnitTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/rocksdb/BaseRocksDBUnitTest.java
index 555f25ee3..eb25fd885 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/rocksdb/BaseRocksDBUnitTest.java
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- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/rocksdb/RocksDBCountersTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/rocksdb/RocksDBCountersTest.java
index 3f5640ff3..cd42f2bcc 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/rocksdb/RocksDBCountersTest.java
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- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/rocksdb/RocksDBPerfTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/rocksdb/RocksDBPerfTest.java
index 22faf43e9..b3fa144e1 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/rocksdb/RocksDBPerfTest.java
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*
- * http://www.apache.org/licenses/LICENSE-2.0
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diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/rocksdb/RocksDBSessionTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/rocksdb/RocksDBSessionTest.java
index 57bc7860e..ffb3fde7f 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/rocksdb/RocksDBSessionTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/rocksdb/RocksDBSessionTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/rocksdb/RocksDBSessionsTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/rocksdb/RocksDBSessionsTest.java
index a1d3fb11a..5dbc96c5c 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/rocksdb/RocksDBSessionsTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/rocksdb/RocksDBSessionsTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/BinaryBackendEntryTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/BinaryBackendEntryTest.java
index b8915d60a..7c8a50702 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/BinaryBackendEntryTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/BinaryBackendEntryTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/BinaryScatterSerializerTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/BinaryScatterSerializerTest.java
index e57f47dee..a0df54632 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/BinaryScatterSerializerTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/BinaryScatterSerializerTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/BinarySerializerTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/BinarySerializerTest.java
index 52a16bbda..7a5aa4443 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/BinarySerializerTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/BinarySerializerTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/BytesBufferTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/BytesBufferTest.java
index 0ff81954f..64e9066c6 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/BytesBufferTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/BytesBufferTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/SerializerFactoryTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/SerializerFactoryTest.java
index bac45c2bf..b798aeed9 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/SerializerFactoryTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/SerializerFactoryTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/StoreSerializerTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/StoreSerializerTest.java
index fc6e2206d..0bcd090b9 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/StoreSerializerTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/StoreSerializerTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/TableBackendEntryTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/TableBackendEntryTest.java
index 4ab3f9ab9..cc1efdfa1 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/TableBackendEntryTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/TableBackendEntryTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/TextBackendEntryTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/TextBackendEntryTest.java
index 4bd518549..2d2eb2230 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/TextBackendEntryTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/serializer/TextBackendEntryTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/store/RamIntObjectMapTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/store/RamIntObjectMapTest.java
index a5d551645..400ede6dc 100644
--- a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/store/RamIntObjectMapTest.java
+++ b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/store/RamIntObjectMapTest.java
@@ -6,7 +6,7 @@
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/util/CompressUtilTest.java b/hugegraph-server/hugegraph-test/src/main/java/org/apache/hugegraph/unit/util/CompressUtilTest.java
... 338 lines suppressed ...