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Posted to commits@atlas.apache.org by sa...@apache.org on 2019/03/13 08:43:09 UTC

[atlas] branch master updated: ATLAS-2987: Update component versions of Atlas to use Hadoop3, HBase2 and Solr7

This is an automated email from the ASF dual-hosted git repository.

sarath pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/atlas.git


The following commit(s) were added to refs/heads/master by this push:
     new 2e1c563  ATLAS-2987: Update component versions of Atlas to use Hadoop3, HBase2 and Solr7
2e1c563 is described below

commit 2e1c563418afbe4c1ac61b44b18d02c02c17235d
Author: Sarath Subramanian <ss...@hortonworks.com>
AuthorDate: Wed Mar 13 01:41:28 2019 -0700

    ATLAS-2987: Update component versions of Atlas to use Hadoop3, HBase2 and Solr7
---
 LICENSE                                            |    3 +
 NOTICE                                             |   18 +-
 addons/falcon-bridge-shim/pom.xml                  |    4 -
 addons/falcon-bridge/pom.xml                       |    4 -
 .../org/apache/atlas/falcon/hook/FalconHookIT.java |    2 +-
 addons/hbase-bridge-shim/pom.xml                   |    4 +
 .../atlas/hbase/hook/HBaseAtlasCoprocessor.java    | 3458 +-------------------
 addons/hbase-bridge/pom.xml                        |   93 +-
 .../apache/atlas/hbase/bridge/HBaseAtlasHook.java  |  184 +-
 .../org/apache/atlas/hbase/bridge/HBaseBridge.java |   62 +-
 .../atlas/hbase/hook/HBaseAtlasCoprocessor.java    |  117 +-
 .../hbase/hook/HBaseAtlasCoprocessorBase.java      |  991 ------
 .../atlas/hbase/model/HBaseOperationContext.java   |   68 +-
 .../org/apache/atlas/hbase/HBaseAtlasHookIT.java   |   15 +-
 .../src/test/resources/atlas-log4j.xml             |   20 +-
 addons/hbase-testing-util/pom.xml                  |  203 ++
 .../atlas/hbase/TestHBaseTestingUtilSpinup.java    |   59 +
 .../src/test/resources/atlas-log4j.xml             |    7 -
 addons/hive-bridge-shim/pom.xml                    |    5 -
 addons/hive-bridge/pom.xml                         |   54 +-
 .../java/org/apache/atlas/hive/HiveITBase.java     |    1 -
 .../org/apache/atlas/hive/hook/HiveHookIT.java     |   66 +-
 .../hive-bridge/src/test/resources/hive-site.xml   |   23 +-
 addons/kafka-bridge/pom.xml                        |    2 +-
 ...ble_column_family_add_additional_attribute.json |   48 +
 addons/sqoop-bridge-shim/pom.xml                   |    4 -
 addons/sqoop-bridge/pom.xml                        |   10 +-
 addons/storm-bridge-shim/pom.xml                   |    4 -
 addons/storm-bridge/pom.xml                        |    9 +-
 .../test/resources/atlas-application.properties    |    2 +-
 .../src/main/resources/checkstyle-suppressions.xml |    3 +
 common/pom.xml                                     |    7 +-
 distro/pom.xml                                     |    5 +-
 distro/src/bin/atlas_config.py                     |   21 +-
 distro/src/conf/atlas-env.sh                       |    2 +-
 distro/src/conf/solr/schema.xml                    |    1 +
 distro/src/conf/solr/solrconfig.xml                |    1 +
 distro/src/main/assemblies/standalone-package.xml  |   15 +
 graphdb/janus-hbase2/pom.xml                       |   75 +
 .../janusgraph/diskstorage/hbase2/AdminMask.java   |   74 +
 .../diskstorage/hbase2/ConnectionMask.java         |   55 +
 .../diskstorage/hbase2/HBaseAdmin2_0.java          |  167 +
 .../janusgraph/diskstorage/hbase2/HBaseCompat.java |   58 +
 .../diskstorage/hbase2/HBaseCompat2_0.java         |   61 +
 .../diskstorage/hbase2/HBaseCompatLoader.java      |   90 +
 .../hbase2/HBaseKeyColumnValueStore.java           |  384 +++
 .../diskstorage/hbase2/HBaseStoreManager.java      |  986 ++++++
 .../diskstorage/hbase2/HBaseTransaction.java       |   31 +
 .../diskstorage/hbase2/HConnection2_0.java         |   58 +
 .../janusgraph/diskstorage/hbase2/HTable2_0.java   |   60 +
 .../janusgraph/diskstorage/hbase2/TableMask.java   |   45 +
 graphdb/janus/pom.xml                              |    6 +
 .../graphdb/janus/AtlasJanusGraphDatabase.java     |   23 +
 .../janus/graphson/AtlasElementPropertyConfig.java |    2 -
 .../graphdb/janus/graphson/AtlasGraphSONMode.java  |    2 -
 .../janus/graphson/AtlasGraphSONTokens.java        |    3 -
 .../janus/graphson/AtlasGraphSONUtility.java       |    2 -
 .../janusgraph/diskstorage/solr/Solr6Index.java    |   79 +-
 graphdb/pom.xml                                    |    1 +
 intg/pom.xml                                       |   10 +
 .../org/apache/atlas/ApplicationProperties.java    |   71 +
 pom.xml                                            |   62 +-
 repository/pom.xml                                 |   26 +-
 .../audit/HBaseBasedAuditRepository.java           |  239 +-
 .../repository/graph/GraphBackedSearchIndexer.java |    2 +
 .../store/graph/v2/EntityGraphRetriever.java       |   37 +-
 .../atlas/util/AtlasRepositoryConfiguration.java   |   40 +-
 server-api/pom.xml                                 |    4 +
 shaded/hbase-client-shaded/pom.xml                 |   86 -
 shaded/hbase-server-shaded/pom.xml                 |  112 -
 test-tools/src/main/resources/solr/solr.xml        |    4 -
 tools/atlas-migration-exporter/README              |   54 +
 .../{src/main/resources => }/atlas-log4j.xml       |    0
 .../main/resources => }/atlas_migration_export.py  |    2 +-
 tools/atlas-migration-exporter/pom.xml             |   65 -
 .../java/org/apache/atlas/migration/Exporter.java  |  180 -
 .../apache/atlas/migration/NoOpNotification.java   |   54 -
 .../migration/NoOpNotificationChangeListener.java  |   71 -
 .../src/main/resources/README                      |   37 -
 .../src/main/resources/migrationContext.xml        |   40 -
 webapp/pom.xml                                     |   34 +-
 .../atlas/classification/InterfaceAudience.java    |   48 -
 .../web/filters/AtlasAuthenticationFilter.java     |    4 +-
 .../service/AtlasZookeeperSecurityProperties.java  |    2 +-
 .../filters/AtlasAuthenticationSimpleFilterIT.java |    4 +-
 .../web/security/NegativeSSLAndKerberosTest.java   |    2 +-
 86 files changed, 3418 insertions(+), 5729 deletions(-)

diff --git a/LICENSE b/LICENSE
index 0480ae4..cdd4b9e 100755
--- a/LICENSE
+++ b/LICENSE
@@ -218,6 +218,9 @@ Apache License.  For details, see 3party-licenses/janusgraph-LICENSE
 This product bundles pnotify, which is available under
 Apache License.  For details, see 3party-licenses/pnotify-LICENSE
 
+This product bundles hppc, which is available under
+Apache License.  For details, see 3party-licenses/pnotify-LICENSE
+
 This product bundles mock(for python tests) 1.0.1, which is available under
 BSD License.  For details, see 3party-licenses/mock-LICENSE
 
diff --git a/NOTICE b/NOTICE
index 3937b11..93104f7 100755
--- a/NOTICE
+++ b/NOTICE
@@ -1,22 +1,6 @@
-Apache Atlas (incubating)
+Apache Atlas
 
 Copyright [2015-2017] The Apache Software Foundation
 
 This product includes software developed at
 The Apache Software Foundation (http://www.apache.org/).
-
-==============================================================
-
-This product bundles titan 0.5.4(https://github.com/thinkaurelius/titan/blob/titan05):
-
-==============================================================
- Titan: Distributed Graph Database
- Copyright 2012 and onwards Aurelius
-==============================================================
-Titan includes software developed by Aurelius (http://thinkaurelius.com/) and the following individuals:
-
- * Matthias Broecheler
- * Dan LaRocque
- * Marko A. Rodriguez
- * Stephen Mallette
- * Pavel Yaskevich
diff --git a/addons/falcon-bridge-shim/pom.xml b/addons/falcon-bridge-shim/pom.xml
index 4ea5df9..649e29d 100755
--- a/addons/falcon-bridge-shim/pom.xml
+++ b/addons/falcon-bridge-shim/pom.xml
@@ -30,10 +30,6 @@
     <name>Apache Atlas Falcon Bridge Shim</name>
     <packaging>jar</packaging>
 
-    <properties>
-        <falcon.version>0.8</falcon.version>
-    </properties>
-
     <dependencies>
         <!-- Logging -->
         <dependency>
diff --git a/addons/falcon-bridge/pom.xml b/addons/falcon-bridge/pom.xml
index c399383..eeef506 100644
--- a/addons/falcon-bridge/pom.xml
+++ b/addons/falcon-bridge/pom.xml
@@ -30,10 +30,6 @@
     <name>Apache Atlas Falcon Bridge</name>
     <packaging>jar</packaging>
 
-    <properties>
-        <falcon.version>0.8</falcon.version>
-    </properties>
-
     <dependencies>
         <!-- Logging -->
         <dependency>
diff --git a/addons/falcon-bridge/src/test/java/org/apache/atlas/falcon/hook/FalconHookIT.java b/addons/falcon-bridge/src/test/java/org/apache/atlas/falcon/hook/FalconHookIT.java
index 05214e5..24f3616 100644
--- a/addons/falcon-bridge/src/test/java/org/apache/atlas/falcon/hook/FalconHookIT.java
+++ b/addons/falcon-bridge/src/test/java/org/apache/atlas/falcon/hook/FalconHookIT.java
@@ -109,7 +109,7 @@ public class FalconHookIT {
                 break;
 
             case PROCESS:
-                ((org.apache.falcon.entity.v0.process.Process) entity).setName(name);
+                ((Process) entity).setName(name);
                 break;
         }
         return (T)entity;
diff --git a/addons/hbase-bridge-shim/pom.xml b/addons/hbase-bridge-shim/pom.xml
index d45b6a5..280dc4c 100644
--- a/addons/hbase-bridge-shim/pom.xml
+++ b/addons/hbase-bridge-shim/pom.xml
@@ -46,6 +46,10 @@
                     <groupId>javax.servlet</groupId>
                     <artifactId>servlet-api</artifactId>
                 </exclusion>
+                <exclusion>
+                    <groupId>javax.ws.rs</groupId>
+                    <artifactId>*</artifactId>
+                </exclusion>
             </exclusions>
         </dependency>
     </dependencies>
diff --git a/addons/hbase-bridge-shim/src/main/java/org/apache/atlas/hbase/hook/HBaseAtlasCoprocessor.java b/addons/hbase-bridge-shim/src/main/java/org/apache/atlas/hbase/hook/HBaseAtlasCoprocessor.java
index e8cb20b..0b69104 100755
--- a/addons/hbase-bridge-shim/src/main/java/org/apache/atlas/hbase/hook/HBaseAtlasCoprocessor.java
+++ b/addons/hbase-bridge-shim/src/main/java/org/apache/atlas/hbase/hook/HBaseAtlasCoprocessor.java
@@ -18,86 +18,39 @@
  */
 package org.apache.atlas.hbase.hook;
 
-import java.io.IOException;
-import java.util.List;
-import java.util.NavigableSet;
 
 import org.apache.atlas.plugin.classloader.AtlasPluginClassLoader;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
-import org.apache.hadoop.fs.FileSystem;
-import org.apache.hadoop.fs.Path;
-import org.apache.hadoop.hbase.Cell;
-import org.apache.hadoop.hbase.CellScanner;
-import org.apache.hadoop.hbase.CoprocessorEnvironment;
-import org.apache.hadoop.hbase.HColumnDescriptor;
-import org.apache.hadoop.hbase.HRegionInfo;
-import org.apache.hadoop.hbase.HTableDescriptor;
 import org.apache.hadoop.hbase.NamespaceDescriptor;
-import org.apache.hadoop.hbase.ServerName;
 import org.apache.hadoop.hbase.TableName;
-import org.apache.hadoop.hbase.client.Append;
-import org.apache.hadoop.hbase.client.Delete;
-import org.apache.hadoop.hbase.client.Durability;
-import org.apache.hadoop.hbase.client.Get;
-import org.apache.hadoop.hbase.client.Increment;
-import org.apache.hadoop.hbase.client.Mutation;
-import org.apache.hadoop.hbase.client.Put;
-import org.apache.hadoop.hbase.client.Result;
-import org.apache.hadoop.hbase.client.Scan;
-import org.apache.hadoop.hbase.coprocessor.BulkLoadObserver;
+import org.apache.hadoop.hbase.client.RegionInfo;
+import org.apache.hadoop.hbase.CoprocessorEnvironment;
+import org.apache.hadoop.hbase.client.SnapshotDescription;
+import org.apache.hadoop.hbase.client.TableDescriptor;
+import org.apache.hadoop.hbase.coprocessor.MasterCoprocessor;
 import org.apache.hadoop.hbase.coprocessor.MasterCoprocessorEnvironment;
 import org.apache.hadoop.hbase.coprocessor.MasterObserver;
 import org.apache.hadoop.hbase.coprocessor.ObserverContext;
-import org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment;
 import org.apache.hadoop.hbase.coprocessor.RegionObserver;
-import org.apache.hadoop.hbase.coprocessor.RegionServerCoprocessorEnvironment;
 import org.apache.hadoop.hbase.coprocessor.RegionServerObserver;
-import org.apache.hadoop.hbase.filter.ByteArrayComparable;
-import org.apache.hadoop.hbase.filter.CompareFilter.CompareOp;
-import org.apache.hadoop.hbase.io.FSDataInputStreamWrapper;
-import org.apache.hadoop.hbase.io.Reference;
-import org.apache.hadoop.hbase.io.hfile.CacheConfig;
-import org.apache.hadoop.hbase.master.RegionPlan;
-import org.apache.hadoop.hbase.protobuf.generated.AdminProtos.WALEntry;
-import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.SnapshotDescription;
-import org.apache.hadoop.hbase.protobuf.generated.QuotaProtos.Quotas;
-import org.apache.hadoop.hbase.protobuf.generated.SecureBulkLoadProtos.CleanupBulkLoadRequest;
-import org.apache.hadoop.hbase.protobuf.generated.SecureBulkLoadProtos.PrepareBulkLoadRequest;
-import org.apache.hadoop.hbase.regionserver.DeleteTracker;
-import org.apache.hadoop.hbase.regionserver.InternalScanner;
-import org.apache.hadoop.hbase.regionserver.KeyValueScanner;
-import org.apache.hadoop.hbase.regionserver.MiniBatchOperationInProgress;
-import org.apache.hadoop.hbase.regionserver.Region;
-import org.apache.hadoop.hbase.regionserver.Region.Operation;
-import org.apache.hadoop.hbase.regionserver.RegionScanner;
-import org.apache.hadoop.hbase.regionserver.ScanType;
-import org.apache.hadoop.hbase.regionserver.Store;
-import org.apache.hadoop.hbase.regionserver.StoreFile;
-import org.apache.hadoop.hbase.regionserver.StoreFile.Reader;
-import org.apache.hadoop.hbase.regionserver.compactions.CompactionRequest;
-import org.apache.hadoop.hbase.regionserver.wal.HLogKey;
-import org.apache.hadoop.hbase.regionserver.wal.WALEdit;
-import org.apache.hadoop.hbase.replication.ReplicationEndpoint;
-import org.apache.hadoop.hbase.util.Pair;
-import org.apache.hadoop.hbase.wal.WALKey;
-import com.google.common.collect.ImmutableList;
-import java.util.Set;
-import com.google.common.net.HostAndPort;
+
+import java.io.IOException;
+import java.util.Optional;
 
 
-public class HBaseAtlasCoprocessor implements MasterObserver, RegionObserver, RegionServerObserver, BulkLoadObserver {
+public class HBaseAtlasCoprocessor implements MasterCoprocessor, MasterObserver, RegionObserver, RegionServerObserver {
     public static final Log LOG = LogFactory.getLog(HBaseAtlasCoprocessor.class);
 
     private static final String ATLAS_PLUGIN_TYPE               = "hbase";
     private static final String ATLAS_HBASE_HOOK_IMPL_CLASSNAME = "org.apache.atlas.hbase.hook.HBaseAtlasCoprocessor";
 
-    private AtlasPluginClassLoader atlasPluginClassLoader = null;
-    private Object                 impl                     = null;
-    private MasterObserver         implMasterObserver       = null;
-    private RegionObserver         implRegionObserver       = null;
-    private RegionServerObserver   implRegionServerObserver = null;
-    private BulkLoadObserver       implBulkLoadObserver     = null;
+    private AtlasPluginClassLoader  atlasPluginClassLoader      = null;
+    private Object                  impl                        = null;
+    private MasterObserver          implMasterObserver          = null;
+    private RegionObserver          implRegionObserver          = null;
+    private RegionServerObserver    implRegionServerObserver    = null;
+    private MasterCoprocessor	    implMasterCoprocessor	    = null;
 
     public HBaseAtlasCoprocessor() {
         if(LOG.isDebugEnabled()) {
@@ -128,7 +81,7 @@ public class HBaseAtlasCoprocessor implements MasterObserver, RegionObserver, Re
             implMasterObserver       = (MasterObserver)impl;
             implRegionObserver       = (RegionObserver)impl;
             implRegionServerObserver = (RegionServerObserver)impl;
-            implBulkLoadObserver     = (BulkLoadObserver)impl;
+            implMasterCoprocessor 	 = (MasterCoprocessor)impl;
 
         } catch (Exception e) {
             // check what need to be done
@@ -142,3462 +95,183 @@ public class HBaseAtlasCoprocessor implements MasterObserver, RegionObserver, Re
         }
     }
 
-
-
-    @Override
-    public void postScannerClose(ObserverContext<RegionCoprocessorEnvironment> c, InternalScanner s) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postScannerClose()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.postScannerClose(c, s);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postScannerClose()");
-        }
-    }
-
-    @Override
-    public RegionScanner postScannerOpen(ObserverContext<RegionCoprocessorEnvironment> c, Scan scan, RegionScanner s) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postScannerOpen()");
-        }
-
-        final RegionScanner ret;
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.postScannerOpen(c, scan, s);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postScannerOpen()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public void postStartMaster(ObserverContext<MasterCoprocessorEnvironment> ctx) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postStartMaster()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postStartMaster(ctx);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postStartMaster()");
-        }
-
-    }
-
-    @Override
-    public void preAddColumn(ObserverContext<MasterCoprocessorEnvironment> c, TableName tableName, HColumnDescriptor column) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preAddColumn()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preAddColumn(c, tableName, column);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preAddColumn()");
-        }
-    }
-
-    @Override
-    public Result preAppend(ObserverContext<RegionCoprocessorEnvironment> c, Append append) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preAppend()");
-        }
-
-        final Result ret;
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.preAppend(c, append);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preAppend()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public void preAssign(ObserverContext<MasterCoprocessorEnvironment> c, HRegionInfo regionInfo) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preAssign()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preAssign(c, regionInfo);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preAssign()");
-        }
-    }
-
-    @Override
-    public void preBalance(ObserverContext<MasterCoprocessorEnvironment> c) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preBalance()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preBalance(c);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preBalance()");
-        }
-    }
-
-    @Override
-    public boolean preBalanceSwitch(ObserverContext<MasterCoprocessorEnvironment> c, boolean newValue) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preBalanceSwitch()");
-        }
-
-        final boolean ret;
-
-        try {
-            activatePluginClassLoader();
-            ret = implMasterObserver.preBalanceSwitch(c, newValue);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preBalanceSwitch()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public void preBulkLoadHFile(ObserverContext<RegionCoprocessorEnvironment> ctx, List<Pair<byte[], String>> familyPaths) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preBulkLoadHFile()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.preBulkLoadHFile(ctx, familyPaths);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preBulkLoadHFile()");
-        }
-
-    }
-
-    @Override
-    public boolean preCheckAndDelete(ObserverContext<RegionCoprocessorEnvironment> c, byte[] row, byte[] family, byte[] qualifier, CompareOp compareOp, ByteArrayComparable comparator, Delete delete, boolean result) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preCheckAndDelete()");
-        }
-
-        final boolean ret;
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.preCheckAndDelete(c, row, family, qualifier, compareOp, comparator, delete, result);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preCheckAndDelete()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public boolean preCheckAndPut(ObserverContext<RegionCoprocessorEnvironment> c, byte[] row, byte[] family, byte[] qualifier, CompareOp compareOp, ByteArrayComparable comparator, Put put, boolean result) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preCheckAndPut()");
-        }
-
-        final boolean ret;
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.preCheckAndPut(c, row, family, qualifier, compareOp, comparator, put, result);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preCheckAndPut()");
-        }
-
-        return ret;
-    }
-
     @Override
-    public void preCloneSnapshot(ObserverContext<MasterCoprocessorEnvironment> ctx, SnapshotDescription snapshot, HTableDescriptor hTableDescriptor) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preCloneSnapshot()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preCloneSnapshot(ctx, snapshot, hTableDescriptor);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preCloneSnapshot()");
-        }
+    public Optional<MasterObserver> getMasterObserver() {
+        return Optional.<MasterObserver>of(this);
     }
 
     @Override
-    public void preClose(ObserverContext<RegionCoprocessorEnvironment> e, boolean abortRequested) throws IOException {
+    public void start(CoprocessorEnvironment env) throws IOException {
         if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preClose()");
+            LOG.debug("==> HBaseAtlasCoprocessor.start()");
         }
 
         try {
             activatePluginClassLoader();
-            implRegionObserver.preClose(e, abortRequested);
+            if (env instanceof MasterCoprocessorEnvironment) {
+                implMasterCoprocessor.start(env);
+            }
         } finally {
             deactivatePluginClassLoader();
         }
-
         if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preClose()");
+            LOG.debug("<== HBaseAtlasCoprocessor.start()");
         }
     }
 
     @Override
-    public InternalScanner preCompact(ObserverContext<RegionCoprocessorEnvironment> e, Store store, InternalScanner scanner, ScanType scanType) throws IOException {
+    public void postCreateTable(ObserverContext<MasterCoprocessorEnvironment> ctx, TableDescriptor desc, RegionInfo[] regions) throws IOException {
         if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preCompact()");
+            LOG.debug("==> HBaseAtlasCoprocessor.postCreateTable()");
         }
 
-        final InternalScanner ret;
-
         try {
             activatePluginClassLoader();
-            ret = implRegionObserver.preCompact(e, store, scanner, scanType);
+            implMasterObserver.postCreateTable(ctx, desc, regions);
         } finally {
             deactivatePluginClassLoader();
         }
 
         if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preCompact()");
+            LOG.debug("<== HBaseAtlasCoprocessor.postCreateTable()");
         }
-
-        return ret;
     }
 
     @Override
-    public void preCompactSelection(ObserverContext<RegionCoprocessorEnvironment> e, Store store, List<StoreFile> candidates) throws IOException {
+    public void postModifyTable(ObserverContext<MasterCoprocessorEnvironment> ctx, TableName tableName, TableDescriptor htd) throws IOException {
         if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preCompactSelection()");
+            LOG.debug("==> HBaseAtlasCoprocessor.postModifyTable()");
         }
 
         try {
             activatePluginClassLoader();
-            implRegionObserver.preCompactSelection(e, store, candidates);
+            implMasterObserver.postModifyTable(ctx, tableName, htd);
         } finally {
             deactivatePluginClassLoader();
         }
 
         if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preCompactSelection()");
+            LOG.debug("<== HBaseAtlasCoprocessor.postModifyTable()");
         }
     }
 
     @Override
-    public void preCreateTable(ObserverContext<MasterCoprocessorEnvironment> c, HTableDescriptor desc, HRegionInfo[] regions) throws IOException {
+    public void postDeleteTable(ObserverContext<MasterCoprocessorEnvironment> ctx, TableName tableName) throws IOException {
         if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preCreateTable()");
+            LOG.debug("==> HBaseAtlasCoprocessor.postDeleteTable()");
         }
 
         try {
             activatePluginClassLoader();
-            implMasterObserver.preCreateTable(c, desc, regions);
+            implMasterObserver.postDeleteTable(ctx, tableName);
         } finally {
             deactivatePluginClassLoader();
         }
 
         if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preCreateTable()");
+            LOG.debug("<== HBaseAtlasCoprocessor.postDeleteTable()");
         }
     }
 
     @Override
-    public void preDelete(ObserverContext<RegionCoprocessorEnvironment> c, Delete delete, WALEdit edit, Durability durability) throws IOException {
+    public void postCreateNamespace(ObserverContext<MasterCoprocessorEnvironment> ctx, NamespaceDescriptor ns) throws IOException {
         if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preDelete()");
+            LOG.debug("==> HBaseAtlasCoprocessor.preCreateNamespace()");
         }
 
         try {
             activatePluginClassLoader();
-            implRegionObserver.preDelete(c, delete, edit, durability);
+            implMasterObserver.postCreateNamespace(ctx, ns);
         } finally {
             deactivatePluginClassLoader();
         }
 
         if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preDelete()");
+            LOG.debug("<== HBaseAtlasCoprocessor.preCreateNamespace()");
         }
     }
 
     @Override
-    public void preDeleteColumn(ObserverContext<MasterCoprocessorEnvironment> c, TableName tableName, byte[] col) throws IOException {
+    public void postDeleteNamespace(ObserverContext<MasterCoprocessorEnvironment> ctx, String ns) throws IOException {
         if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preDeleteColumn()");
+            LOG.debug("==> HBaseAtlasCoprocessor.preDeleteNamespace()");
         }
 
         try {
             activatePluginClassLoader();
-            implMasterObserver.preDeleteColumn(c, tableName, col);
+            implMasterObserver.postDeleteNamespace(ctx, ns);
         } finally {
             deactivatePluginClassLoader();
         }
 
         if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preDeleteColumn()");
+            LOG.debug("<== HBaseAtlasCoprocessor.preDeleteNamespace()");
         }
     }
-
     @Override
-    public void preDeleteSnapshot(ObserverContext<MasterCoprocessorEnvironment> ctx, SnapshotDescription snapshot) throws IOException {
+    public void postModifyNamespace(ObserverContext<MasterCoprocessorEnvironment> ctx, NamespaceDescriptor ns) throws IOException {
         if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preDeleteSnapshot()");
+            LOG.debug("==> HBaseAtlasCoprocessor.preModifyNamespace()");
         }
 
         try {
             activatePluginClassLoader();
-            implMasterObserver.preDeleteSnapshot(ctx, snapshot);
+            implMasterObserver.preModifyNamespace(ctx, ns);
         } finally {
             deactivatePluginClassLoader();
         }
 
         if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preDeleteSnapshot()");
+            LOG.debug("<== HBaseAtlasCoprocessor.preModifyNamespace()");
         }
     }
 
     @Override
-    public void preDeleteTable(ObserverContext<MasterCoprocessorEnvironment> c, TableName tableName) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preDeleteTable()");
+    public void postCloneSnapshot(ObserverContext<MasterCoprocessorEnvironment> observerContext, SnapshotDescription snapshot, TableDescriptor tableDescriptor) throws IOException {
+        if (LOG.isDebugEnabled()) {
+            LOG.debug("==> HBaseAtlasCoprocessor.postCloneSnapshot()");
         }
 
         try {
             activatePluginClassLoader();
-            implMasterObserver.preDeleteTable(c, tableName);
+            implMasterObserver.postCloneSnapshot(observerContext,snapshot,tableDescriptor);
         } finally {
             deactivatePluginClassLoader();
         }
 
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preDeleteTable()");
+        if (LOG.isDebugEnabled()) {
+            LOG.debug("<== HBaseAtlasCoprocessor.postCloneSnapshot()");
         }
     }
 
     @Override
-    public void preDisableTable(ObserverContext<MasterCoprocessorEnvironment> c, TableName tableName) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preDisableTable()");
+    public void postRestoreSnapshot(ObserverContext<MasterCoprocessorEnvironment> observerContext, SnapshotDescription snapshot, TableDescriptor tableDescriptor) throws IOException {
+        if (LOG.isDebugEnabled()) {
+            LOG.debug("==> HBaseAtlasCoprocessor.postRestoreSnapshot()");
         }
 
         try {
             activatePluginClassLoader();
-            implMasterObserver.preDisableTable(c, tableName);
+            implMasterObserver.postRestoreSnapshot(observerContext,snapshot,tableDescriptor);
         } finally {
             deactivatePluginClassLoader();
         }
 
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preDisableTable()");
+        if (LOG.isDebugEnabled()) {
+            LOG.debug("<== HBaseAtlasCoprocessor.postRestoreSnapshot()");
         }
     }
 
-    @Override
-    public void preEnableTable(ObserverContext<MasterCoprocessorEnvironment> c, TableName tableName) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preEnableTable()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preEnableTable(c, tableName);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preEnableTable()");
+    private void activatePluginClassLoader() {
+        if(atlasPluginClassLoader != null) {
+            atlasPluginClassLoader.activate();
         }
     }
 
-    @Override
-    public boolean preExists(ObserverContext<RegionCoprocessorEnvironment> c, Get get, boolean exists) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preExists()");
-        }
-
-        final boolean ret;
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.preExists(c, get, exists);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preExists()");
+    private void deactivatePluginClassLoader() {
+        if(atlasPluginClassLoader != null) {
+            atlasPluginClassLoader.deactivate();
         }
-
-        return ret;
     }
 
-    @Override
-    public void preFlush(ObserverContext<RegionCoprocessorEnvironment> e) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preFlush()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.preFlush(e);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preFlush()");
-        }
-    }
-
-    @Override
-    public void preGetClosestRowBefore(ObserverContext<RegionCoprocessorEnvironment> c, byte[] row, byte[] family, Result result) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preGetClosestRowBefore()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.preGetClosestRowBefore(c, row, family, result);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preGetClosestRowBefore()");
-        }
-    }
-
-    @Override
-    public Result preIncrement(ObserverContext<RegionCoprocessorEnvironment> c, Increment increment) throws IOException {
-        final Result ret;
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preIncrement()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.preIncrement(c, increment);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preIncrement()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public long preIncrementColumnValue(ObserverContext<RegionCoprocessorEnvironment> c, byte[] row, byte[] family, byte[] qualifier, long amount, boolean writeToWAL) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preIncrementColumnValue()");
-        }
-
-        final  long ret;
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.preIncrementColumnValue(c, row, family, qualifier, amount, writeToWAL);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preIncrementColumnValue()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public void preModifyColumn(ObserverContext<MasterCoprocessorEnvironment> c, TableName tableName, HColumnDescriptor descriptor) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preModifyColumn()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preModifyColumn(c, tableName, descriptor);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preModifyColumn()");
-        }
-    }
-
-    @Override
-    public void preModifyTable(ObserverContext<MasterCoprocessorEnvironment> c, TableName tableName, HTableDescriptor htd) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preModifyTable()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preModifyTable(c, tableName, htd);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preModifyTable()");
-        }
-    }
-
-    @Override
-    public void preMove(ObserverContext<MasterCoprocessorEnvironment> c, HRegionInfo region, ServerName srcServer, ServerName destServer) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preMove()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preMove(c, region, srcServer, destServer);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preMove()");
-        }
-    }
-
-    @Override
-    public void preOpen(ObserverContext<RegionCoprocessorEnvironment> e) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preOpen()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.preOpen(e);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preOpen()");
-        }
-    }
-
-    @Override
-    public void preRestoreSnapshot(ObserverContext<MasterCoprocessorEnvironment> ctx, SnapshotDescription snapshot, HTableDescriptor hTableDescriptor) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preRestoreSnapshot()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preRestoreSnapshot(ctx, snapshot, hTableDescriptor);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preRestoreSnapshot()");
-        }
-    }
-
-    @Override
-    public void preScannerClose(ObserverContext<RegionCoprocessorEnvironment> c, InternalScanner s) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preScannerClose()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.preScannerClose(c, s);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preScannerClose()");
-        }
-    }
-
-    @Override
-    public boolean preScannerNext(ObserverContext<RegionCoprocessorEnvironment> c, InternalScanner s, List<Result> result, int limit, boolean hasNext) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preScannerNext()");
-        }
-
-        final boolean ret;
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.preScannerNext(c, s, result, limit, hasNext);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preScannerNext()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public RegionScanner preScannerOpen(ObserverContext<RegionCoprocessorEnvironment> c, Scan scan, RegionScanner s) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preScannerOpen()");
-        }
-
-        final RegionScanner ret;
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.preScannerOpen(c, scan, s);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preScannerOpen()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public void preShutdown(ObserverContext<MasterCoprocessorEnvironment> c) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preShutdown()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preShutdown(c);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preShutdown()");
-        }
-    }
-
-    @Override
-    public void preSnapshot(ObserverContext<MasterCoprocessorEnvironment> ctx, SnapshotDescription snapshot, HTableDescriptor hTableDescriptor) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preSnapshot()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preSnapshot(ctx, snapshot, hTableDescriptor);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preSnapshot()");
-        }
-    }
-
-    @Override
-    public void preSplit(ObserverContext<RegionCoprocessorEnvironment> e) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preSplit()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.preSplit(e);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preSplit()");
-        }
-    }
-
-    @Override
-    public void preStopMaster(ObserverContext<MasterCoprocessorEnvironment> c) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preStopMaster()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preStopMaster(c);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preStopMaster()");
-        }
-    }
-
-    @Override
-    public void preStopRegionServer(ObserverContext<RegionServerCoprocessorEnvironment> env) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preStopRegionServer()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionServerObserver.preStopRegionServer(env);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preStopRegionServer()");
-        }
-    }
-
-    @Override
-    public void preUnassign(ObserverContext<MasterCoprocessorEnvironment> c, HRegionInfo regionInfo, boolean force) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preUnassign()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preUnassign(c, regionInfo, force);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preUnassign()");
-        }
-    }
-
-    @Override
-    public void preSetUserQuota(ObserverContext<MasterCoprocessorEnvironment> ctx, String userName, Quotas quotas) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preSetUserQuota()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preSetUserQuota(ctx, userName, quotas);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preSetUserQuota()");
-        }
-    }
-
-    @Override
-    public void preSetUserQuota(ObserverContext<MasterCoprocessorEnvironment> ctx, String userName, TableName tableName, Quotas quotas) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preSetUserQuota()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preSetUserQuota(ctx, userName, tableName, quotas);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preSetUserQuota()");
-        }
-    }
-
-    @Override
-    public void preSetUserQuota(ObserverContext<MasterCoprocessorEnvironment> ctx, String userName, String namespace, Quotas quotas) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preSetUserQuota()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preSetUserQuota(ctx, userName, namespace, quotas);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preSetUserQuota()");
-        }
-    }
-
-    @Override
-    public void preSetTableQuota(ObserverContext<MasterCoprocessorEnvironment> ctx, TableName tableName, Quotas quotas) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preSetTableQuota()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preSetTableQuota(ctx, tableName, quotas);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preSetTableQuota()");
-        }
-    }
-
-    @Override
-    public void preSetNamespaceQuota(ObserverContext<MasterCoprocessorEnvironment> ctx, String namespace, Quotas quotas) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preSetNamespaceQuota()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preSetNamespaceQuota(ctx, namespace, quotas);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preSetNamespaceQuota()");
-        }
-    }
-
-    @Override
-    public void start(CoprocessorEnvironment env) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.start()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.start(env);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.start()");
-        }
-    }
-
-    @Override
-    public void prePut(ObserverContext<RegionCoprocessorEnvironment> c, Put put, WALEdit edit, Durability durability) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.prePut()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.prePut(c, put, edit, durability);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.prePut()");
-        }
-    }
-
-    @Override
-    public void preGetOp(ObserverContext<RegionCoprocessorEnvironment> rEnv, Get get, List<Cell> result) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preGetOp()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.preGetOp(rEnv, get, result);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preGetOp()");
-        }
-    }
-
-    @Override
-    public void preRegionOffline(ObserverContext<MasterCoprocessorEnvironment> c, HRegionInfo regionInfo) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preRegionOffline()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preRegionOffline(c, regionInfo);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preRegionOffline()");
-        }
-    }
-
-    @Override
-    public void preCreateNamespace(ObserverContext<MasterCoprocessorEnvironment> ctx, NamespaceDescriptor ns) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preCreateNamespace()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preCreateNamespace(ctx, ns);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preCreateNamespace()");
-        }
-    }
-
-    @Override
-    public void preDeleteNamespace(ObserverContext<MasterCoprocessorEnvironment> ctx, String namespace) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preDeleteNamespace()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preDeleteNamespace(ctx, namespace);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preDeleteNamespace()");
-        }
-    }
-
-    @Override
-    public void preModifyNamespace(ObserverContext<MasterCoprocessorEnvironment> ctx, NamespaceDescriptor ns) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preModifyNamespace()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preModifyNamespace(ctx, ns);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preModifyNamespace()");
-        }
-    }
-
-    @Override
-    public void postGetTableDescriptors(ObserverContext<MasterCoprocessorEnvironment> ctx, List<TableName> tableNamesList, List<HTableDescriptor> descriptors, String regex) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postGetTableDescriptors()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postGetTableDescriptors(ctx, tableNamesList, descriptors, regex);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postGetTableDescriptors()");
-        }
-    }
-
-    @Override
-    public void preMerge(ObserverContext<RegionServerCoprocessorEnvironment> ctx, Region regionA, Region regionB) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preMerge()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionServerObserver.preMerge(ctx, regionA, regionB);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preMerge()");
-        }
-    }
-
-    @Override
-    public void prePrepareBulkLoad(ObserverContext<RegionCoprocessorEnvironment> ctx, PrepareBulkLoadRequest request) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.prePrepareBulkLoad()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implBulkLoadObserver.prePrepareBulkLoad(ctx, request);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.prePrepareBulkLoad()");
-        }
-    }
-
-    @Override
-    public void preCleanupBulkLoad(ObserverContext<RegionCoprocessorEnvironment> ctx, CleanupBulkLoadRequest request) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preCleanupBulkLoad()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implBulkLoadObserver.preCleanupBulkLoad(ctx, request);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preCleanupBulkLoad()");
-        }
-    }
-
-
-    @Override
-    public void stop(CoprocessorEnvironment env) throws IOException {
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.stop()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.stop(env);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.stop()");
-        }
-    }
-
-    @Override
-    public void postMerge(ObserverContext<RegionServerCoprocessorEnvironment> c, Region regionA, Region regionB, Region mergedRegion) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postMerge()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionServerObserver.postMerge(c, regionA, regionB, mergedRegion);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postMerge()");
-        }
-    }
-
-    @Override
-    public void preMergeCommit(ObserverContext<RegionServerCoprocessorEnvironment> ctx, Region regionA, Region regionB, List<Mutation> metaEntries) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preMergeCommit()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionServerObserver.preMergeCommit(ctx ,regionA, regionB, metaEntries);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preMergeCommit()");
-        }
-    }
-
-    @Override
-    public void postMergeCommit(ObserverContext<RegionServerCoprocessorEnvironment> ctx, Region regionA, Region regionB, Region mergedRegion) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postMergeCommit()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionServerObserver.postMergeCommit(ctx ,regionA, regionB, mergedRegion);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postMergeCommit()");
-        }
-    }
-
-    @Override
-    public void preRollBackMerge(ObserverContext<RegionServerCoprocessorEnvironment> ctx, Region regionA, Region regionB) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preRollBackMerge()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionServerObserver.preRollBackMerge(ctx, regionA, regionB);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preRollBackMerge()");
-        }
-    }
-
-    @Override
-    public void postRollBackMerge(ObserverContext<RegionServerCoprocessorEnvironment> ctx, Region regionA, Region regionB) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postRollBackMerge()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionServerObserver.postRollBackMerge(ctx, regionA, regionB);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postRollBackMerge()");
-        }
-    }
-
-    @Override
-    public void preRollWALWriterRequest(ObserverContext<RegionServerCoprocessorEnvironment> ctx) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preRollWALWriterRequest()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionServerObserver.preRollWALWriterRequest(ctx);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preRollWALWriterRequest()");
-        }
-    }
-
-    @Override
-    public void postRollWALWriterRequest(ObserverContext<RegionServerCoprocessorEnvironment> ctx) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postRollWALWriterRequest()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionServerObserver.postRollWALWriterRequest(ctx);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postRollWALWriterRequest()");
-        }
-    }
-
-    @Override
-    public ReplicationEndpoint postCreateReplicationEndPoint(ObserverContext<RegionServerCoprocessorEnvironment> ctx, ReplicationEndpoint endpoint) {
-
-        final ReplicationEndpoint ret;
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postCreateReplicationEndPoint()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionServerObserver.postCreateReplicationEndPoint(ctx, endpoint);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postCreateReplicationEndPoint()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public void preReplicateLogEntries(ObserverContext<RegionServerCoprocessorEnvironment> ctx, List<WALEntry> entries, CellScanner cells) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preReplicateLogEntries()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionServerObserver.preReplicateLogEntries(ctx, entries, cells);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preReplicateLogEntries()");
-        }
-    }
-
-    @Override
-    public void postReplicateLogEntries(ObserverContext<RegionServerCoprocessorEnvironment> ctx, List<WALEntry> entries, CellScanner cells) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postReplicateLogEntries()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionServerObserver.postReplicateLogEntries(ctx, entries, cells);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postReplicateLogEntries()");
-        }
-    }
-
-    @Override
-    public void postOpen(ObserverContext<RegionCoprocessorEnvironment> c) {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postOpen()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.postOpen(c);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postOpen()");
-        }
-    }
-
-    @Override
-    public void postLogReplay(ObserverContext<RegionCoprocessorEnvironment> c) {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postLogReplay()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.postLogReplay(c);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postLogReplay()");
-        }
-    }
-
-    @Override
-    public InternalScanner preFlushScannerOpen(ObserverContext<RegionCoprocessorEnvironment> c, Store store, KeyValueScanner memstoreScanner, InternalScanner s) throws IOException {
-
-        final InternalScanner ret;
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preFlushScannerOpen()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.preFlushScannerOpen(c, store, memstoreScanner, s);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preFlushScannerOpen()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public InternalScanner preFlush(ObserverContext<RegionCoprocessorEnvironment> c, Store store, InternalScanner scanner) throws IOException {
-
-        final InternalScanner ret;
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preFlush()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.preFlush(c, store, scanner);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preFlush()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public void postFlush(ObserverContext<RegionCoprocessorEnvironment> c) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postFlush()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.postFlush(c);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postFlush()");
-        }
-    }
-
-    @Override
-    public void postFlush(ObserverContext<RegionCoprocessorEnvironment> c, Store store, StoreFile resultFile) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postFlush()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.postFlush(c, store, resultFile);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postFlush()");
-        }
-    }
-
-    @Override
-    public void preCompactSelection(ObserverContext<RegionCoprocessorEnvironment> c, Store store, List<StoreFile> candidates, CompactionRequest request) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preCompactSelection()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.preCompactSelection(c, store, candidates, request);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preCompactSelection()");
-        }
-    }
-
-    @Override
-    public void postCompactSelection(ObserverContext<RegionCoprocessorEnvironment> c, Store store, ImmutableList<StoreFile> selected, CompactionRequest request) {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postCompactSelection()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.postCompactSelection(c, store, selected, request);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postCompactSelection()");
-        }
-    }
-
-    @Override
-    public void postCompactSelection(ObserverContext<RegionCoprocessorEnvironment> c, Store store, ImmutableList<StoreFile> selected) {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postCompactSelection()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.postCompactSelection(c, store, selected);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postCompactSelection()");
-        }
-    }
-
-    @Override
-    public InternalScanner preCompact(ObserverContext<RegionCoprocessorEnvironment> c, Store store, InternalScanner scanner, ScanType scanType, CompactionRequest request) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preCompact()");
-        }
-
-        final InternalScanner ret;
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.preCompact(c, store, scanner, scanType, request);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preCompact()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public InternalScanner preCompactScannerOpen(ObserverContext<RegionCoprocessorEnvironment> c, Store store, List<? extends KeyValueScanner> scanners, ScanType scanType,
-                                                 long earliestPutTs, InternalScanner s, CompactionRequest request) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preCompactScannerOpen()");
-        }
-
-        final InternalScanner ret;
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.preCompactScannerOpen(c, store, scanners, scanType, earliestPutTs, s,request);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preCompactScannerOpen()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public InternalScanner preCompactScannerOpen(ObserverContext<RegionCoprocessorEnvironment> c, Store store, List<? extends KeyValueScanner> scanners, ScanType scanType,
-                                                 long earliestPutTs, InternalScanner s) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preCompactScannerOpen()");
-        }
-
-        final InternalScanner ret;
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.preCompactScannerOpen(c, store, scanners, scanType, earliestPutTs, s);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preCompactScannerOpen()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public void postCompact(ObserverContext<RegionCoprocessorEnvironment> c, Store store, StoreFile resultFile, CompactionRequest request) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postCompact()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.postCompact(c, store, resultFile, request);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postCompact()");
-        }
-    }
-
-    @Override
-    public void postCompact(ObserverContext<RegionCoprocessorEnvironment> c, Store store, StoreFile resultFile) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postCompact()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.postCompact(c, store, resultFile);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postCompact()");
-        }
-    }
-
-    @Override
-    public void preSplit(ObserverContext<RegionCoprocessorEnvironment> c, byte[] splitRow) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preSplit()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.preSplit(c, splitRow);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preSplit()");
-        }
-    }
-
-    @Override
-    public void postSplit(ObserverContext<RegionCoprocessorEnvironment> c, Region l, Region r) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postSplit()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.postSplit(c, l, r);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postSplit()");
-        }
-    }
-
-    @Override
-    public void preSplitBeforePONR(ObserverContext<RegionCoprocessorEnvironment> ctx, byte[] splitKey, List<Mutation> metaEntries) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preSplitBeforePONR()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.preSplitBeforePONR(ctx, splitKey, metaEntries);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preSplitBeforePONR()");
-        }
-    }
-
-    @Override
-    public void preSplitAfterPONR(ObserverContext<RegionCoprocessorEnvironment> ctx) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preSplitAfterPONR()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.preSplitAfterPONR(ctx);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preSplitAfterPONR()");
-        }
-    }
-
-    @Override
-    public void preRollBackSplit(ObserverContext<RegionCoprocessorEnvironment> ctx) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preRollBackSplit()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.preRollBackSplit(ctx);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preRollBackSplit()");
-        }
-    }
-
-    @Override
-    public void postRollBackSplit(ObserverContext<RegionCoprocessorEnvironment> ctx) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postRollBackSplit()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.postRollBackSplit(ctx);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postRollBackSplit()");
-        }
-    }
-
-    @Override
-    public void postCompleteSplit(ObserverContext<RegionCoprocessorEnvironment> ctx) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postCompleteSplit()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.postCompleteSplit(ctx);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postCompleteSplit()");
-        }
-    }
-
-    @Override
-    public void postClose(ObserverContext<RegionCoprocessorEnvironment> c, boolean abortRequested) {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postClose()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.postClose(c, abortRequested);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postClose()");
-        }
-    }
-
-    @Override
-    public void postGetClosestRowBefore(ObserverContext<RegionCoprocessorEnvironment> c, byte[] row, byte[] family, Result result) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postGetClosestRowBefore()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.postGetClosestRowBefore(c, row, family, result);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postGetClosestRowBefore()");
-        }
-    }
-
-    @Override
-    public void postGetOp(ObserverContext<RegionCoprocessorEnvironment> c, Get get, List<Cell> result) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postGetOp()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.postGetOp(c, get, result);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postGetOp()");
-        }
-    }
-
-    @Override
-    public boolean postExists(ObserverContext<RegionCoprocessorEnvironment> c, Get get, boolean exists) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postExists()");
-        }
-
-        final boolean ret;
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.postExists(c, get, exists);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postExists()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public void postPut(ObserverContext<RegionCoprocessorEnvironment> c, Put put, WALEdit edit, Durability durability) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postPut()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.postPut(c, put, edit, durability);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postPut()");
-        }
-    }
-
-    @Override
-    public void prePrepareTimeStampForDeleteVersion(ObserverContext<RegionCoprocessorEnvironment> c, Mutation mutation, Cell cell, byte[] byteNow, Get get) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.prePrepareTimeStampForDeleteVersion()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.prePrepareTimeStampForDeleteVersion(c, mutation, cell, byteNow, get);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.prePrepareTimeStampForDeleteVersion()");
-        }
-    }
-
-    @Override
-    public void postDelete(ObserverContext<RegionCoprocessorEnvironment> c, Delete delete, WALEdit edit, Durability durability) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postDelete()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.postDelete(c, delete, edit, durability);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postDelete()");
-        }
-    }
-
-    @Override
-    public void preBatchMutate(ObserverContext<RegionCoprocessorEnvironment> c, MiniBatchOperationInProgress<Mutation> miniBatchOp) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preBatchMutate()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.preBatchMutate(c, miniBatchOp);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preBatchMutate()");
-        }
-    }
-
-    @Override
-    public void postBatchMutate(ObserverContext<RegionCoprocessorEnvironment> c, MiniBatchOperationInProgress<Mutation> miniBatchOp) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postBatchMutate()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.postBatchMutate(c, miniBatchOp);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postBatchMutate()");
-        }
-    }
-
-    @Override
-    public void postStartRegionOperation(ObserverContext<RegionCoprocessorEnvironment> ctx, Operation operation) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postStartRegionOperation()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.postStartRegionOperation(ctx, operation);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postStartRegionOperation()");
-        }
-    }
-
-    @Override
-    public void postCloseRegionOperation(ObserverContext<RegionCoprocessorEnvironment> ctx, Operation operation) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postCloseRegionOperation()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.postCloseRegionOperation(ctx, operation);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postCloseRegionOperation()");
-        }
-    }
-
-    @Override
-    public void postBatchMutateIndispensably(ObserverContext<RegionCoprocessorEnvironment> ctx, MiniBatchOperationInProgress<Mutation> miniBatchOp, boolean success) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postBatchMutateIndispensably()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.postBatchMutateIndispensably(ctx, miniBatchOp, success);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postBatchMutateIndispensably()");
-        }
-    }
-
-    @Override
-    public boolean preCheckAndPutAfterRowLock(ObserverContext<RegionCoprocessorEnvironment> c, byte[] row, byte[] family, byte[] qualifier, CompareOp compareOp,
-                                              ByteArrayComparable comparator, Put put, boolean result) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preCheckAndPutAfterRowLock()");
-        }
-
-        final boolean ret;
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.preCheckAndPutAfterRowLock(c, row, family, qualifier, compareOp, comparator, put, result);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preCheckAndPutAfterRowLock()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public boolean postCheckAndPut(ObserverContext<RegionCoprocessorEnvironment> c, byte[] row, byte[] family, byte[] qualifier, CompareOp compareOp,
-                                   ByteArrayComparable comparator, Put put, boolean result) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postCheckAndPut()");
-        }
-
-        final boolean ret;
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.postCheckAndPut(c, row, family, qualifier, compareOp, comparator, put, result);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postCheckAndPut()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public boolean preCheckAndDeleteAfterRowLock(ObserverContext<RegionCoprocessorEnvironment> c, byte[] row, byte[] family, byte[] qualifier, CompareOp compareOp,
-                                                 ByteArrayComparable comparator, Delete delete, boolean result) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preCheckAndDeleteAfterRowLock()");
-        }
-
-        final boolean ret;
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.preCheckAndDeleteAfterRowLock(c, row, family, qualifier, compareOp, comparator, delete, result);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preCheckAndDeleteAfterRowLock()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public boolean postCheckAndDelete(ObserverContext<RegionCoprocessorEnvironment> c, byte[] row, byte[] family, byte[] qualifier, CompareOp compareOp,
-                                      ByteArrayComparable comparator, Delete delete, boolean result) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postCheckAndDelete()");
-        }
-
-        final boolean ret;
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.postCheckAndDelete(c, row, family, qualifier, compareOp, comparator, delete, result);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postCheckAndDelete()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public long postIncrementColumnValue(ObserverContext<RegionCoprocessorEnvironment> c, byte[] row, byte[] family, byte[] qualifier, long amount, boolean writeToWAL, long result) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postIncrementColumnValue()");
-        }
-
-        final long ret;
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.postIncrementColumnValue(c, row, family, qualifier, amount, writeToWAL, result);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postIncrementColumnValue()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public Result preAppendAfterRowLock(ObserverContext<RegionCoprocessorEnvironment> c, Append append) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preAppendAfterRowLock()");
-        }
-
-        final Result ret;
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.preAppendAfterRowLock(c, append);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preAppendAfterRowLock()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public Result postAppend(ObserverContext<RegionCoprocessorEnvironment> c, Append append, Result result) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postAppend()");
-        }
-
-        final Result ret;
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.postAppend(c, append, result);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postAppend()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public Result preIncrementAfterRowLock(ObserverContext<RegionCoprocessorEnvironment> c, Increment increment) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preIncrementAfterRowLock()");
-        }
-
-        final Result ret;
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.preIncrementAfterRowLock(c, increment);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preIncrementAfterRowLock()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public Result postIncrement(ObserverContext<RegionCoprocessorEnvironment> c, Increment increment, Result result) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postIncrement()");
-        }
-
-        final Result ret;
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.postIncrement(c, increment, result );
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postIncrement()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public KeyValueScanner preStoreScannerOpen(ObserverContext<RegionCoprocessorEnvironment> c, Store store, Scan scan, NavigableSet<byte[]> targetCols, KeyValueScanner s) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preStoreScannerOpen()");
-        }
-
-        final KeyValueScanner ret;
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.preStoreScannerOpen(c, store, scan, targetCols, s);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preStoreScannerOpen()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public boolean postScannerNext(ObserverContext<RegionCoprocessorEnvironment> c, InternalScanner s, List<Result> result, int limit, boolean hasNext) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postScannerNext()");
-        }
-
-        final boolean ret;
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.postScannerNext(c, s, result, limit, hasNext);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postScannerNext()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public boolean postScannerFilterRow(ObserverContext<RegionCoprocessorEnvironment> c, InternalScanner s, byte[] currentRow, int offset, short length, boolean hasMore) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postScannerFilterRow()");
-        }
-
-        final boolean ret;
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.postScannerFilterRow(c, s, currentRow, offset, length, hasMore);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postScannerFilterRow()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public void preWALRestore(ObserverContext<? extends RegionCoprocessorEnvironment> ctx, HRegionInfo info, WALKey logKey, WALEdit logEdit) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preWALRestore()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.preWALRestore(ctx, info, logKey, logEdit);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preWALRestore()");
-        }
-    }
-
-    @Override
-    public void postWALRestore(ObserverContext<? extends RegionCoprocessorEnvironment> ctx, HRegionInfo info, WALKey logKey, WALEdit logEdit) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postWALRestore()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.postWALRestore(ctx, info, logKey, logEdit);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postWALRestore()");
-        }
-    }
-
-    @Override
-    public boolean postBulkLoadHFile(ObserverContext<RegionCoprocessorEnvironment> ctx, List<Pair<byte[], String>> familyPaths, boolean hasLoaded) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postBulkLoadHFile()");
-        }
-
-        final boolean ret;
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.postBulkLoadHFile(ctx, familyPaths, hasLoaded);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postBulkLoadHFile()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public Reader preStoreFileReaderOpen(ObserverContext<RegionCoprocessorEnvironment> ctx, FileSystem fs, Path p, FSDataInputStreamWrapper in, long size,
-                                         CacheConfig cacheConf, Reference r, Reader reader) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preStoreFileReaderOpen()");
-        }
-
-        final Reader ret;
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.preStoreFileReaderOpen(ctx, fs, p, in, size, cacheConf, r, reader);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preStoreFileReaderOpen()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public Reader postStoreFileReaderOpen(ObserverContext<RegionCoprocessorEnvironment> ctx, FileSystem fs, Path p, FSDataInputStreamWrapper in, long size,
-                                          CacheConfig cacheConf, Reference r, Reader reader) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postStoreFileReaderOpen()");
-        }
-
-        final Reader ret;
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.postStoreFileReaderOpen(ctx, fs, p, in, size, cacheConf, r, reader);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postStoreFileReaderOpen()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public Cell postMutationBeforeWAL(ObserverContext<RegionCoprocessorEnvironment> ctx, MutationType opType, Mutation mutation, Cell oldCell, Cell newCell) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postMutationBeforeWAL()");
-        }
-
-        final Cell ret;
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.postMutationBeforeWAL(ctx, opType, mutation, oldCell, newCell);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postMutationBeforeWAL()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public DeleteTracker postInstantiateDeleteTracker(ObserverContext<RegionCoprocessorEnvironment> ctx, DeleteTracker delTracker) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postInstantiateDeleteTracker()");
-        }
-
-        final DeleteTracker ret;
-
-        try {
-            activatePluginClassLoader();
-            ret = implRegionObserver.postInstantiateDeleteTracker(ctx, delTracker);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postInstantiateDeleteTracker()");
-        }
-
-        return ret;
-    }
-
-    @Override
-    public void postCreateTable(ObserverContext<MasterCoprocessorEnvironment> ctx, HTableDescriptor desc, HRegionInfo[] regions) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postCreateTable()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postCreateTable(ctx, desc, regions);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postCreateTable()");
-        }
-    }
-
-    @Override
-    public void preCreateTableHandler(ObserverContext<MasterCoprocessorEnvironment> ctx, HTableDescriptor desc, HRegionInfo[] regions) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preCreateTableHandler()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preCreateTableHandler(ctx, desc, regions);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preCreateTableHandler()");
-        }
-    }
-
-    @Override
-    public void postCreateTableHandler(ObserverContext<MasterCoprocessorEnvironment> ctx, HTableDescriptor desc, HRegionInfo[] regions) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postCreateTableHandler()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postCreateTableHandler(ctx, desc, regions);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postCreateTableHandler()");
-        }
-    }
-
-    @Override
-    public void postDeleteTable(ObserverContext<MasterCoprocessorEnvironment> ctx, TableName tableName) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postDeleteTable()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postDeleteTable(ctx, tableName);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postDeleteTable()");
-        }
-    }
-
-    @Override
-    public void preDeleteTableHandler(ObserverContext<MasterCoprocessorEnvironment> ctx, TableName tableName) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preDeleteTableHandler()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preDeleteTableHandler(ctx, tableName);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preDeleteTableHandler()");
-        }
-    }
-
-    @Override
-    public void postDeleteTableHandler(ObserverContext<MasterCoprocessorEnvironment> ctx, TableName tableName) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postDeleteTableHandler()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postDeleteTableHandler(ctx, tableName);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postDeleteTableHandler()");
-        }
-    }
-
-    @Override
-    public void preTruncateTable(ObserverContext<MasterCoprocessorEnvironment> ctx, TableName tableName) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preTruncateTable()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preTruncateTable(ctx, tableName);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preTruncateTable()");
-        }
-    }
-
-    @Override
-    public void postTruncateTable(ObserverContext<MasterCoprocessorEnvironment> ctx, TableName tableName) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postTruncateTable()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postTruncateTable(ctx, tableName);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postTruncateTable()");
-        }
-    }
-
-    @Override
-    public void preTruncateTableHandler(ObserverContext<MasterCoprocessorEnvironment> ctx, TableName tableName) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preTruncateTableHandler()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preTruncateTableHandler(ctx, tableName);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preTruncateTableHandler()");
-        }
-    }
-
-    @Override
-    public void postTruncateTableHandler(ObserverContext<MasterCoprocessorEnvironment> ctx, TableName tableName) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postTruncateTableHandler()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postTruncateTableHandler(ctx, tableName);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postTruncateTableHandler()");
-        }
-    }
-
-    @Override
-    public void postModifyTable(ObserverContext<MasterCoprocessorEnvironment> ctx, TableName tableName, HTableDescriptor htd) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postModifyTable()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postModifyTable(ctx, tableName, htd);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postModifyTable()");
-        }
-    }
-
-    @Override
-    public void preModifyTableHandler(ObserverContext<MasterCoprocessorEnvironment> ctx, TableName tableName, HTableDescriptor htd) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preModifyTableHandler()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preModifyTableHandler(ctx, tableName, htd);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preModifyTableHandler()");
-        }
-    }
-
-    @Override
-    public void postModifyTableHandler(ObserverContext<MasterCoprocessorEnvironment> ctx, TableName tableName, HTableDescriptor htd) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postModifyTableHandler()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postModifyTableHandler(ctx, tableName, htd);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postModifyTableHandler()");
-        }
-    }
-
-    @Override
-    public void postAddColumn(ObserverContext<MasterCoprocessorEnvironment> ctx, TableName tableName, HColumnDescriptor column) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postAddColumn()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postAddColumn(ctx, tableName, column);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postAddColumn()");
-        }
-    }
-
-    @Override
-    public void preAddColumnHandler(ObserverContext<MasterCoprocessorEnvironment> ctx, TableName tableName, HColumnDescriptor column) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preAddColumnHandler()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preAddColumnHandler(ctx, tableName, column);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preAddColumnHandler()");
-        }
-    }
-
-    @Override
-    public void postAddColumnHandler(ObserverContext<MasterCoprocessorEnvironment> ctx, TableName tableName, HColumnDescriptor column) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postAddColumnHandler()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postAddColumnHandler(ctx, tableName, column);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postAddColumnHandler()");
-        }
-    }
-
-    @Override
-    public void postModifyColumn(ObserverContext<MasterCoprocessorEnvironment> ctx, TableName tableName, HColumnDescriptor descriptor) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postModifyColumn()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postModifyColumn(ctx, tableName, descriptor);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postModifyColumn()");
-        }
-    }
-
-    @Override
-    public void preModifyColumnHandler(ObserverContext<MasterCoprocessorEnvironment> ctx, TableName tableName, HColumnDescriptor descriptor) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preModifyColumnHandler()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preModifyColumnHandler(ctx, tableName, descriptor);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preModifyColumnHandler()");
-        }
-    }
-
-    @Override
-    public void postModifyColumnHandler(ObserverContext<MasterCoprocessorEnvironment> ctx, TableName tableName, HColumnDescriptor descriptor) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postModifyColumnHandler()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postModifyColumnHandler(ctx, tableName, descriptor);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postModifyColumnHandler()");
-        }
-    }
-
-    @Override
-    public void postDeleteColumn(ObserverContext<MasterCoprocessorEnvironment> ctx, TableName tableName, byte[] c) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postDeleteColumn()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postDeleteColumn(ctx, tableName, c);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postDeleteColumn()");
-        }
-    }
-
-    @Override
-    public void preDeleteColumnHandler(ObserverContext<MasterCoprocessorEnvironment> ctx, TableName tableName, byte[] c) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preDeleteColumnHandler()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preDeleteColumnHandler(ctx, tableName, c);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preDeleteColumnHandler()");
-        }
-    }
-
-    @Override
-    public void postDeleteColumnHandler(ObserverContext<MasterCoprocessorEnvironment> ctx, TableName tableName, byte[] c) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postDeleteColumnHandler()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postDeleteColumnHandler(ctx, tableName, c);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postDeleteColumnHandler()");
-        }
-    }
-
-    @Override
-    public void postEnableTable(ObserverContext<MasterCoprocessorEnvironment> ctx, TableName tableName) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postEnableTable()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postEnableTable(ctx, tableName);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postEnableTable()");
-        }
-    }
-
-    @Override
-    public void preEnableTableHandler(ObserverContext<MasterCoprocessorEnvironment> ctx, TableName tableName) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preEnableTableHandler()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preEnableTableHandler(ctx, tableName);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preEnableTableHandler()");
-        }
-    }
-
-    @Override
-    public void postEnableTableHandler(ObserverContext<MasterCoprocessorEnvironment> ctx, TableName tableName) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postEnableTableHandler()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postEnableTableHandler(ctx, tableName);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postEnableTableHandler()");
-        }
-    }
-
-    @Override
-    public void postDisableTable(ObserverContext<MasterCoprocessorEnvironment> ctx, TableName tableName) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postDisableTable()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postDisableTable(ctx, tableName);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postDisableTable()");
-        }
-    }
-
-    @Override
-    public void preDisableTableHandler(ObserverContext<MasterCoprocessorEnvironment> ctx, TableName tableName) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preDisableTableHandler()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preDisableTableHandler(ctx, tableName);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preDisableTableHandler()");
-        }
-    }
-
-    @Override
-    public void postDisableTableHandler(ObserverContext<MasterCoprocessorEnvironment> ctx, TableName tableName) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postDisableTableHandler()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postDisableTableHandler(ctx, tableName);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postDisableTableHandler()");
-        }
-    }
-
-    @Override
-    public void postMove(ObserverContext<MasterCoprocessorEnvironment> ctx, HRegionInfo region, ServerName srcServer, ServerName destServer) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postMove()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postMove(ctx, region, srcServer, destServer);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postMove()");
-        }
-    }
-
-    @Override
-    public void postAssign(ObserverContext<MasterCoprocessorEnvironment> ctx, HRegionInfo regionInfo) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postAssign()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postAssign(ctx, regionInfo);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postAssign()");
-        }
-    }
-
-    @Override
-    public void postUnassign(ObserverContext<MasterCoprocessorEnvironment> ctx, HRegionInfo regionInfo, boolean force) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postUnassign()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postUnassign(ctx, regionInfo, force);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postUnassign()");
-        }
-    }
-
-    @Override
-    public void postRegionOffline(ObserverContext<MasterCoprocessorEnvironment> ctx, HRegionInfo regionInfo) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postRegionOffline()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postRegionOffline(ctx, regionInfo);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postRegionOffline()");
-        }
-    }
-
-    @Override
-    public void postBalance(ObserverContext<MasterCoprocessorEnvironment> ctx, List<RegionPlan> plans) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postBalance()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postBalance(ctx, plans);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postBalance()");
-        }
-    }
-
-    @Override
-    public void postBalanceSwitch(ObserverContext<MasterCoprocessorEnvironment> ctx, boolean oldValue, boolean newValue) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postBalanceSwitch()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postBalanceSwitch(ctx, oldValue, newValue);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postBalanceSwitch()");
-        }
-    }
-
-    @Override
-    public void preMasterInitialization(ObserverContext<MasterCoprocessorEnvironment> ctx) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preMasterInitialization()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preMasterInitialization(ctx);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preMasterInitialization()");
-        }
-    }
-
-    @Override
-    public void postSnapshot(ObserverContext<MasterCoprocessorEnvironment> ctx, SnapshotDescription snapshot, HTableDescriptor hTableDescriptor) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postSnapshot()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postSnapshot(ctx, snapshot, hTableDescriptor);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postSnapshot()");
-        }
-    }
-
-    @Override
-    public void preListSnapshot(ObserverContext<MasterCoprocessorEnvironment> ctx, SnapshotDescription snapshot) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preListSnapshot()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preListSnapshot(ctx, snapshot);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preListSnapshot()");
-        }
-    }
-
-    @Override
-    public void postListSnapshot(ObserverContext<MasterCoprocessorEnvironment> ctx, SnapshotDescription snapshot) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postListSnapshot()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postListSnapshot(ctx, snapshot);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postListSnapshot()");
-        }
-    }
-
-    @Override
-    public void postCloneSnapshot(ObserverContext<MasterCoprocessorEnvironment> ctx, SnapshotDescription snapshot, HTableDescriptor hTableDescriptor) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postCloneSnapshot()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postCloneSnapshot(ctx, snapshot, hTableDescriptor);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postCloneSnapshot()");
-        }
-    }
-
-    @Override
-    public void postRestoreSnapshot(ObserverContext<MasterCoprocessorEnvironment> ctx, SnapshotDescription snapshot, HTableDescriptor hTableDescriptor) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postRestoreSnapshot()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postRestoreSnapshot(ctx, snapshot, hTableDescriptor);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postRestoreSnapshot()");
-        }
-    }
-
-    @Override
-    public void postDeleteSnapshot(ObserverContext<MasterCoprocessorEnvironment> ctx, SnapshotDescription snapshot) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postDeleteSnapshot()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postDeleteSnapshot(ctx, snapshot);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postDeleteSnapshot()");
-        }
-    }
-
-    @Override
-    public void preGetTableDescriptors(ObserverContext<MasterCoprocessorEnvironment> ctx, List<TableName> tableNamesList, List<HTableDescriptor> descriptors) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preGetTableDescriptors()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preGetTableDescriptors(ctx, tableNamesList, descriptors);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preGetTableDescriptors()");
-        }
-    }
-
-    @Override
-    public void postGetTableDescriptors(ObserverContext<MasterCoprocessorEnvironment> ctx, List<HTableDescriptor> descriptors) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postGetTableDescriptors()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postGetTableDescriptors(ctx, descriptors);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postGetTableDescriptors()");
-        }
-    }
-
-    @Override
-    public void preGetTableDescriptors(ObserverContext<MasterCoprocessorEnvironment> ctx, List<TableName> tableNamesList, List<HTableDescriptor> descriptors, String regex) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preGetTableDescriptors()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preGetTableDescriptors(ctx, tableNamesList, descriptors, regex);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preGetTableDescriptors()");
-        }
-    }
-
-    @Override
-    public void preGetTableNames(ObserverContext<MasterCoprocessorEnvironment> ctx, List<HTableDescriptor> descriptors, String regex) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preGetTableNames()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preGetTableNames(ctx, descriptors, regex);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preGetTableNames()");
-        }
-    }
-
-    @Override
-    public void postGetTableNames(ObserverContext<MasterCoprocessorEnvironment> ctx, List<HTableDescriptor> descriptors, String regex) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postGetTableNames()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postGetTableNames(ctx, descriptors, regex);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postGetTableNames()");
-        }
-    }
-
-    @Override
-    public void postCreateNamespace(ObserverContext<MasterCoprocessorEnvironment> ctx, NamespaceDescriptor ns) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postCreateNamespace()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postCreateNamespace(ctx, ns);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postCreateNamespace()");
-        }
-    }
-
-    @Override
-    public void postDeleteNamespace(ObserverContext<MasterCoprocessorEnvironment> ctx, String namespace) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postDeleteNamespace()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postDeleteNamespace(ctx, namespace);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postDeleteNamespace()");
-        }
-    }
-
-    @Override
-    public void postModifyNamespace(ObserverContext<MasterCoprocessorEnvironment> ctx, NamespaceDescriptor ns) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postModifyNamespace()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postModifyNamespace(ctx, ns);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postModifyNamespace()");
-        }
-    }
-
-    @Override
-    public void preGetNamespaceDescriptor(ObserverContext<MasterCoprocessorEnvironment> ctx, String namespace) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preGetNamespaceDescriptor()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preGetNamespaceDescriptor(ctx, namespace);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preGetNamespaceDescriptor()");
-        }
-    }
-
-    @Override
-    public void postGetNamespaceDescriptor(ObserverContext<MasterCoprocessorEnvironment> ctx, NamespaceDescriptor ns) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postGetNamespaceDescriptor()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postGetNamespaceDescriptor(ctx, ns);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postGetNamespaceDescriptor()");
-        }
-    }
-
-    @Override
-    public void preListNamespaceDescriptors(ObserverContext<MasterCoprocessorEnvironment> ctx, List<NamespaceDescriptor> descriptors) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preListNamespaceDescriptors()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preListNamespaceDescriptors(ctx, descriptors);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preListNamespaceDescriptors()");
-        }
-    }
-
-    @Override
-    public void postListNamespaceDescriptors(ObserverContext<MasterCoprocessorEnvironment> ctx, List<NamespaceDescriptor> descriptors) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postListNamespaceDescriptors()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postListNamespaceDescriptors(ctx, descriptors);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postListNamespaceDescriptors()");
-        }
-    }
-
-    @Override
-    public void preTableFlush(ObserverContext<MasterCoprocessorEnvironment> ctx, TableName tableName) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preTableFlush()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.preTableFlush(ctx, tableName);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preTableFlush()");
-        }
-    }
-
-    @Override
-    public void postTableFlush(ObserverContext<MasterCoprocessorEnvironment> ctx, TableName tableName) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postTableFlush()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postTableFlush(ctx, tableName);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postTableFlush()");
-        }
-    }
-
-    @Override
-    public void postSetUserQuota(ObserverContext<MasterCoprocessorEnvironment> ctx, String userName, Quotas quotas) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postSetUserQuota()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postSetUserQuota(ctx, userName, quotas);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postSetUserQuota()");
-        }
-    }
-
-    @Override
-    public void postSetUserQuota(ObserverContext<MasterCoprocessorEnvironment> ctx, String userName, TableName tableName, Quotas quotas) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postSetUserQuota()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postSetUserQuota(ctx, userName, tableName, quotas);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postSetUserQuota()");
-        }
-    }
-
-    @Override
-    public void postSetUserQuota(ObserverContext<MasterCoprocessorEnvironment> ctx, String userName, String namespace, Quotas quotas) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postSetUserQuota()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postSetUserQuota(ctx, userName, quotas);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postSetUserQuota()");
-        }
-    }
-
-    @Override
-    public void postSetTableQuota(ObserverContext<MasterCoprocessorEnvironment> ctx, TableName tableName, Quotas quotas) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postSetTableQuota()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postSetTableQuota(ctx, tableName, quotas);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postSetTableQuota()");
-        }
-    }
-
-    @Override
-    public void postSetNamespaceQuota(ObserverContext<MasterCoprocessorEnvironment> ctx, String namespace, Quotas quotas) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postSetNamespaceQuota()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implMasterObserver.postSetNamespaceQuota(ctx, namespace, quotas);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postSetNamespaceQuota()");
-        }
-    }
-
-    @Override
-    public void preWALRestore(ObserverContext<RegionCoprocessorEnvironment> ctx, HRegionInfo info, HLogKey logKey, WALEdit logEdit) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.preWALRestore()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.preWALRestore(ctx, info, logKey, logEdit);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.preWALRestore()");
-        }
-    }
-
-    @Override
-    public void postWALRestore(ObserverContext<RegionCoprocessorEnvironment> ctx, HRegionInfo info, HLogKey logKey, WALEdit logEdit) throws IOException {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postWALRestore()");
-        }
-
-        try {
-            activatePluginClassLoader();
-            implRegionObserver.postWALRestore(ctx, info, logKey, logEdit);
-        } finally {
-            deactivatePluginClassLoader();
-        }
-
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postWALRestore()");
-        }
-    }
-
-    private void activatePluginClassLoader() {
-        if(atlasPluginClassLoader != null) {
-            atlasPluginClassLoader.activate();
-        }
-    }
-
-    private void deactivatePluginClassLoader() {
-        if(atlasPluginClassLoader != null) {
-            atlasPluginClassLoader.deactivate();
-        }
-    }
-
-
-
-    // TODO : need override annotations for all of the following methods
-    public void preMoveServers(final ObserverContext<MasterCoprocessorEnvironment> ctx, Set<HostAndPort> servers, String targetGroup) throws IOException {}
-    public void postMoveServers(ObserverContext<MasterCoprocessorEnvironment> ctx, Set<HostAndPort> servers, String targetGroup) throws IOException {}
-    public void preMoveTables(final ObserverContext<MasterCoprocessorEnvironment> ctx, Set<TableName> tables, String targetGroup) throws IOException {}
-    public void postMoveTables(final ObserverContext<MasterCoprocessorEnvironment> ctx, Set<TableName> tables, String targetGroup) throws IOException {}
-    public void preRemoveRSGroup(final ObserverContext<MasterCoprocessorEnvironment> ctx, String name) throws IOException {}
-    public void postRemoveRSGroup(final ObserverContext<MasterCoprocessorEnvironment> ctx, String name) throws IOException {}
-    public void preBalanceRSGroup(final ObserverContext<MasterCoprocessorEnvironment> ctx, String groupName) throws IOException {}
-    public void postBalanceRSGroup(final ObserverContext<MasterCoprocessorEnvironment> ctx, String groupName, boolean balancerRan) throws IOException {}
-    public void preAddRSGroup(ObserverContext<MasterCoprocessorEnvironment> ctx, String name) throws IOException {}
-    public void postAddRSGroup(ObserverContext<MasterCoprocessorEnvironment> ctx, String name) throws IOException {}
 }
diff --git a/addons/hbase-bridge/pom.xml b/addons/hbase-bridge/pom.xml
index 82f6010..a33bf30 100644
--- a/addons/hbase-bridge/pom.xml
+++ b/addons/hbase-bridge/pom.xml
@@ -31,8 +31,7 @@
     <packaging>jar</packaging>
 
     <properties>
-        <hbase.version>1.2.1</hbase.version>
-        <calcite.version>0.9.2-incubating</calcite.version>
+        <hadoop.version>3.0.3</hadoop.version>
     </properties>
 
     <dependencies>
@@ -51,21 +50,15 @@
                     <groupId>org.mortbay.jetty</groupId>
                     <artifactId>servlet-api-2.5</artifactId>
                 </exclusion>
+                <exclusion>
+                    <groupId>javax.ws.rs</groupId>
+                    <artifactId>*</artifactId>
+                </exclusion>
             </exclusions>
         </dependency>
 
         <dependency>
             <groupId>org.apache.atlas</groupId>
-            <artifactId>atlas-client-v1</artifactId>
-        </dependency>
-
-        <dependency>
-            <groupId>org.apache.atlas</groupId>
-            <artifactId>atlas-client-v2</artifactId>
-        </dependency>
-
-        <dependency>
-            <groupId>org.apache.atlas</groupId>
             <artifactId>atlas-notification</artifactId>
         </dependency>
 
@@ -92,11 +85,13 @@
         <dependency>
             <groupId>org.apache.hadoop</groupId>
             <artifactId>hadoop-client</artifactId>
+            <version>${hadoop.version}</version>
         </dependency>
 
         <dependency>
             <groupId>org.apache.hadoop</groupId>
             <artifactId>hadoop-hdfs</artifactId>
+            <version>${hadoop.version}</version>
             <exclusions>
                 <exclusion>
                     <groupId>javax.servlet</groupId>
@@ -104,6 +99,11 @@
                 </exclusion>
             </exclusions>
         </dependency>
+        <dependency>
+            <groupId>org.apache.hadoop</groupId>
+            <artifactId>hadoop-hdfs-client</artifactId>
+            <version>${hadoop.version}</version>
+        </dependency>
 
         <dependency>
             <groupId>org.apache.hadoop</groupId>
@@ -166,6 +166,13 @@
         </dependency>
 
         <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <scope>test</scope>
+            <version>4.12</version>
+        </dependency>
+
+        <dependency>
             <groupId>org.apache.hbase</groupId>
             <artifactId>hbase-client</artifactId>
             <version>${hbase.version}</version>
@@ -192,7 +199,6 @@
         <dependency>
             <groupId>com.google.guava</groupId>
             <artifactId>guava</artifactId>
-            <version>12.0.1</version>
         </dependency>
         <dependency>
             <groupId>org.apache.hadoop</groupId>
@@ -213,10 +219,32 @@
             <scope>compile</scope>
         </dependency>
         <dependency>
-            <groupId>commons-fileupload</groupId>
-            <artifactId>commons-fileupload</artifactId>
-            <version>1.3.3</version>
+            <groupId>org.apache.atlas</groupId>
+            <artifactId>atlas-client-v2</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.hbase</groupId>
+            <artifactId>hbase-zookeeper</artifactId>
+            <type>test-jar</type>
+            <scope>test</scope>
+            <version>${hbase.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.hbase</groupId>
+            <artifactId>hbase-common</artifactId>
+            <type>test-jar</type>
+            <version>${hbase.version}</version>
+            <scope>test</scope>
+        </dependency>
+
+        <!-- Intra-project dependencies -->
+        <dependency>
+            <groupId>org.apache.hbase</groupId>
+            <artifactId>hbase-testing-util</artifactId>
+            <version>${hbase.version}</version>
         </dependency>
+
     </dependencies>
 
     <profiles>
@@ -247,11 +275,6 @@
                                         </artifactItem>
                                         <artifactItem>
                                             <groupId>${project.groupId}</groupId>
-                                            <artifactId>atlas-client-v1</artifactId>
-                                            <version>${project.version}</version>
-                                        </artifactItem>
-                                        <artifactItem>
-                                            <groupId>${project.groupId}</groupId>
                                             <artifactId>atlas-client-common</artifactId>
                                             <version>${project.version}</version>
                                         </artifactItem>
@@ -296,11 +319,6 @@
                                             <version>${jersey.version}</version>
                                         </artifactItem>
                                         <artifactItem>
-                                            <groupId>org.scala-lang</groupId>
-                                            <artifactId>scala-library</artifactId>
-                                            <version>${scala.version}</version>
-                                        </artifactItem>
-                                        <artifactItem>
                                             <groupId>com.fasterxml.jackson.core</groupId>
                                             <artifactId>jackson-databind</artifactId>
                                             <version>${jackson.version}</version>
@@ -321,11 +339,6 @@
                                             <version>${commons-conf.version}</version>
                                         </artifactItem>
                                         <artifactItem>
-                                            <groupId>org.apache.hbase</groupId>
-                                            <artifactId>hbase-common</artifactId>
-                                            <version>${hbase.version}</version>
-                                        </artifactItem>
-                                        <artifactItem>
                                             <groupId>com.sun.jersey</groupId>
                                             <artifactId>jersey-json</artifactId>
                                             <version>${jersey.version}</version>
@@ -386,7 +399,6 @@
                     <webApp>
                         <contextPath>/</contextPath>
                         <descriptor>${project.basedir}/../../webapp/src/test/webapp/WEB-INF/web.xml</descriptor>
-                        <extraClasspath>${project.basedir}/../../webapp/target/test-classes/</extraClasspath>
                     </webApp>
                     <useTestScope>true</useTestScope>
                     <systemProperties>
@@ -428,6 +440,18 @@
                     <stopPort>31001</stopPort>
                     <stopWait>${jetty-maven-plugin.stopWait}</stopWait>
                 </configuration>
+                <dependencies>
+                    <dependency>
+                        <groupId>org.apache.logging.log4j</groupId>
+                        <artifactId>log4j-core</artifactId>
+                        <version>2.8</version>
+                    </dependency>
+                    <dependency>
+                        <groupId>org.apache.logging.log4j</groupId>
+                        <artifactId>log4j-api</artifactId>
+                        <version>2.8</version>
+                    </dependency>
+                </dependencies>
                 <executions>
                     <execution>
                         <id>start-jetty</id>
@@ -502,7 +526,10 @@
                             <resources>
                                 <resource>
                                     <directory>${basedir}/../models</directory>
-                                    <filtering>true</filtering>
+                                    <includes>
+                                        <include>0000-Area0/**</include>
+                                        <include>1000-Hadoop/**</include>
+                                    </includes>
                                 </resource>
                             </resources>
                         </configuration>
diff --git a/addons/hbase-bridge/src/main/java/org/apache/atlas/hbase/bridge/HBaseAtlasHook.java b/addons/hbase-bridge/src/main/java/org/apache/atlas/hbase/bridge/HBaseAtlasHook.java
index e7e9187..1825cd2 100644
--- a/addons/hbase-bridge/src/main/java/org/apache/atlas/hbase/bridge/HBaseAtlasHook.java
+++ b/addons/hbase-bridge/src/main/java/org/apache/atlas/hbase/bridge/HBaseAtlasHook.java
@@ -31,11 +31,12 @@ import org.apache.atlas.model.notification.HookNotification.EntityUpdateRequestV
 import org.apache.atlas.type.AtlasTypeUtil;
 import org.apache.commons.collections.CollectionUtils;
 import org.apache.commons.configuration.Configuration;
-import org.apache.hadoop.hbase.HTableDescriptor;
-import org.apache.hadoop.hbase.HColumnDescriptor;
 import org.apache.hadoop.hbase.TableName;
 import org.apache.hadoop.hbase.NamespaceDescriptor;
-import org.apache.hadoop.hbase.ipc.RpcServer;
+import org.apache.hadoop.hbase.client.ColumnFamilyDescriptor;
+import org.apache.hadoop.hbase.client.TableDescriptor;
+import org.apache.hadoop.hbase.coprocessor.MasterCoprocessorEnvironment;
+import org.apache.hadoop.hbase.coprocessor.ObserverContext;
 import org.apache.hadoop.hbase.security.User;
 import org.apache.hadoop.security.UserGroupInformation;
 import org.slf4j.Logger;
@@ -45,6 +46,7 @@ import java.io.IOException;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.Date;
+import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
@@ -72,18 +74,22 @@ public class HBaseAtlasHook extends AtlasHook {
     public static final String ATTR_TABLE_MAX_FILESIZE              = "maxFileSize";
     public static final String ATTR_TABLE_ISREADONLY                = "isReadOnly";
     public static final String ATTR_TABLE_ISCOMPACTION_ENABLED      = "isCompactionEnabled";
+    public static final String ATTR_TABLE_ISNORMALIZATION_ENABLED   = "isNormalizationEnabled";
     public static final String ATTR_TABLE_REPLICATION_PER_REGION    = "replicasPerRegion";
     public static final String ATTR_TABLE_DURABLILITY               = "durability";
+    public static final String ATTR_TABLE_NORMALIZATION_ENABLED     = "isNormalizationEnabled";
 
     // column family additional metadata
     public static final String ATTR_CF_BLOOMFILTER_TYPE             = "bloomFilterType";
     public static final String ATTR_CF_COMPRESSION_TYPE             = "compressionType";
     public static final String ATTR_CF_COMPACTION_COMPRESSION_TYPE  = "compactionCompressionType";
     public static final String ATTR_CF_ENCRYPTION_TYPE              = "encryptionType";
+    public static final String ATTR_CF_INMEMORY_COMPACTION_POLICY   = "inMemoryCompactionPolicy";
     public static final String ATTR_CF_KEEP_DELETE_CELLS            = "keepDeletedCells";
     public static final String ATTR_CF_MAX_VERSIONS                 = "maxVersions";
     public static final String ATTR_CF_MIN_VERSIONS                 = "minVersions";
     public static final String ATTR_CF_DATA_BLOCK_ENCODING          = "dataBlockEncoding";
+    public static final String ATTR_CF_STORAGE_POLICY               = "StoragePolicy";
     public static final String ATTR_CF_TTL                          = "ttl";
     public static final String ATTR_CF_BLOCK_CACHE_ENABLED          = "blockCacheEnabled";
     public static final String ATTR_CF_CACHED_BLOOM_ON_WRITE        = "cacheBloomsOnWrite";
@@ -91,6 +97,9 @@ public class HBaseAtlasHook extends AtlasHook {
     public static final String ATTR_CF_CACHED_INDEXES_ON_WRITE      = "cacheIndexesOnWrite";
     public static final String ATTR_CF_EVICT_BLOCK_ONCLOSE          = "evictBlocksOnClose";
     public static final String ATTR_CF_PREFETCH_BLOCK_ONOPEN        = "prefetchBlocksOnOpen";
+    public static final String ATTR_CF_NEW_VERSION_BEHAVIOR         = "newVersionBehavior";
+    public static final String ATTR_CF_MOB_ENABLED                  = "isMobEnabled";
+    public static final String ATTR_CF_MOB_COMPATCTPARTITION_POLICY = "mobCompactPartitionPolicy";
 
     public static final String HBASE_NAMESPACE_QUALIFIED_NAME            = "%s@%s";
     public static final String HBASE_TABLE_QUALIFIED_NAME_FORMAT         = "%s:%s@%s";
@@ -153,7 +162,7 @@ public class HBaseAtlasHook extends AtlasHook {
 
 
     public void createAtlasInstances(HBaseOperationContext hbaseOperationContext) {
-        HBaseAtlasHook.OPERATION operation = hbaseOperationContext.getOperation();
+        OPERATION operation = hbaseOperationContext.getOperation();
 
         LOG.info("HBaseAtlasHook(operation={})", operation);
 
@@ -396,13 +405,15 @@ public class HBaseAtlasHook extends AtlasHook {
         table.setAttribute(ATTR_PARAMETERS, hbaseOperationContext.getHbaseConf());
         table.setAttribute(ATTR_NAMESPACE, AtlasTypeUtil.getAtlasObjectId(nameSpace));
 
-        HTableDescriptor htableDescriptor = hbaseOperationContext.gethTableDescriptor();
-        if (htableDescriptor != null) {
-            table.setAttribute(ATTR_TABLE_MAX_FILESIZE, htableDescriptor.getMaxFileSize());
-            table.setAttribute(ATTR_TABLE_REPLICATION_PER_REGION, htableDescriptor.getRegionReplication());
-            table.setAttribute(ATTR_TABLE_ISREADONLY, htableDescriptor.isReadOnly());
-            table.setAttribute(ATTR_TABLE_ISCOMPACTION_ENABLED, htableDescriptor.isCompactionEnabled());
-            table.setAttribute(ATTR_TABLE_DURABLILITY, (htableDescriptor.getDurability() != null ? htableDescriptor.getDurability().name() : null));
+        TableDescriptor tableDescriptor = hbaseOperationContext.gethTableDescriptor();
+        if (tableDescriptor != null) {
+            table.setAttribute(ATTR_TABLE_MAX_FILESIZE, tableDescriptor.getMaxFileSize());
+            table.setAttribute(ATTR_TABLE_REPLICATION_PER_REGION, tableDescriptor.getRegionReplication());
+            table.setAttribute(ATTR_TABLE_ISREADONLY, tableDescriptor.isReadOnly());
+            table.setAttribute(ATTR_TABLE_ISNORMALIZATION_ENABLED, tableDescriptor.isNormalizationEnabled());
+            table.setAttribute(ATTR_TABLE_ISCOMPACTION_ENABLED, tableDescriptor.isCompactionEnabled());
+            table.setAttribute(ATTR_TABLE_DURABLILITY, (tableDescriptor.getDurability() != null ? tableDescriptor.getDurability().name() : null));
+            table.setAttribute(ATTR_TABLE_NORMALIZATION_ENABLED, tableDescriptor.isNormalizationEnabled());
         }
 
         switch (operation) {
@@ -426,11 +437,11 @@ public class HBaseAtlasHook extends AtlasHook {
 
     private List<AtlasEntity> buildColumnFamilies(HBaseOperationContext hbaseOperationContext, AtlasEntity nameSpace, AtlasEntity table) {
         List<AtlasEntity>   columnFamilies     = new ArrayList<>();
-        HColumnDescriptor[] hColumnDescriptors = hbaseOperationContext.gethColumnDescriptors();
+        ColumnFamilyDescriptor[] columnFamilyDescriptors = hbaseOperationContext.gethColumnDescriptors();
 
-        if (hColumnDescriptors != null) {
-            for (HColumnDescriptor hColumnDescriptor : hColumnDescriptors) {
-                AtlasEntity columnFamily = buildColumnFamily(hbaseOperationContext, hColumnDescriptor, nameSpace, table);
+        if (columnFamilyDescriptors != null) {
+            for (ColumnFamilyDescriptor columnFamilyDescriptor : columnFamilyDescriptors) {
+                AtlasEntity columnFamily = buildColumnFamily(hbaseOperationContext, columnFamilyDescriptor, nameSpace, table);
 
                 columnFamilies.add(columnFamily);
             }
@@ -439,9 +450,9 @@ public class HBaseAtlasHook extends AtlasHook {
         return columnFamilies;
     }
 
-    private AtlasEntity buildColumnFamily(HBaseOperationContext hbaseOperationContext, HColumnDescriptor hColumnDescriptor, AtlasEntity nameSpace, AtlasEntity table) {
+    private AtlasEntity buildColumnFamily(HBaseOperationContext hbaseOperationContext, ColumnFamilyDescriptor columnFamilyDescriptor, AtlasEntity nameSpace, AtlasEntity table) {
         AtlasEntity columnFamily      = new AtlasEntity(HBaseDataTypes.HBASE_COLUMN_FAMILY.getName());
-        String      columnFamilyName  = hColumnDescriptor.getNameAsString();
+        String      columnFamilyName  = columnFamilyDescriptor.getNameAsString();
         String      tableName         = (String) table.getAttribute(ATTR_NAME);
         String      nameSpaceName     = (String) nameSpace.getAttribute(ATTR_NAME);
         String      columnFamilyQName = getColumnFamilyQualifiedName(clusterName, nameSpaceName, tableName, columnFamilyName);
@@ -453,22 +464,27 @@ public class HBaseAtlasHook extends AtlasHook {
         columnFamily.setAttribute(ATTR_OWNER, hbaseOperationContext.getOwner());
         columnFamily.setAttribute(ATTR_TABLE, AtlasTypeUtil.getAtlasObjectId(table));
 
-        if (hColumnDescriptor!= null) {
-            columnFamily.setAttribute(ATTR_CF_BLOCK_CACHE_ENABLED, hColumnDescriptor.isBlockCacheEnabled());
-            columnFamily.setAttribute(ATTR_CF_BLOOMFILTER_TYPE, (hColumnDescriptor.getBloomFilterType() != null ? hColumnDescriptor.getBloomFilterType().name():null));
-            columnFamily.setAttribute(ATTR_CF_CACHED_BLOOM_ON_WRITE, hColumnDescriptor.isCacheBloomsOnWrite());
-            columnFamily.setAttribute(ATTR_CF_CACHED_DATA_ON_WRITE, hColumnDescriptor.isCacheDataOnWrite());
-            columnFamily.setAttribute(ATTR_CF_CACHED_INDEXES_ON_WRITE, hColumnDescriptor.isCacheIndexesOnWrite());
-            columnFamily.setAttribute(ATTR_CF_COMPACTION_COMPRESSION_TYPE, (hColumnDescriptor.getCompactionCompressionType() != null ? hColumnDescriptor.getCompactionCompressionType().name():null));
-            columnFamily.setAttribute(ATTR_CF_COMPRESSION_TYPE, (hColumnDescriptor.getCompressionType() != null ? hColumnDescriptor.getCompressionType().name():null));
-            columnFamily.setAttribute(ATTR_CF_DATA_BLOCK_ENCODING, (hColumnDescriptor.getDataBlockEncoding() != null ? hColumnDescriptor.getDataBlockEncoding().name():null));
-            columnFamily.setAttribute(ATTR_CF_ENCRYPTION_TYPE, hColumnDescriptor.getEncryptionType());
-            columnFamily.setAttribute(ATTR_CF_EVICT_BLOCK_ONCLOSE, hColumnDescriptor.isEvictBlocksOnClose());
-            columnFamily.setAttribute(ATTR_CF_KEEP_DELETE_CELLS, ( hColumnDescriptor.getKeepDeletedCells() != null ? hColumnDescriptor.getKeepDeletedCells().name():null));
-            columnFamily.setAttribute(ATTR_CF_MAX_VERSIONS, hColumnDescriptor.getMaxVersions());
-            columnFamily.setAttribute(ATTR_CF_MIN_VERSIONS, hColumnDescriptor.getMinVersions());
-            columnFamily.setAttribute(ATTR_CF_PREFETCH_BLOCK_ONOPEN, hColumnDescriptor.isPrefetchBlocksOnOpen());
-            columnFamily.setAttribute(ATTR_CF_TTL, hColumnDescriptor.getTimeToLive());
+        if (columnFamilyDescriptor!= null) {
+            columnFamily.setAttribute(ATTR_CF_BLOCK_CACHE_ENABLED, columnFamilyDescriptor.isBlockCacheEnabled());
+            columnFamily.setAttribute(ATTR_CF_BLOOMFILTER_TYPE, (columnFamilyDescriptor.getBloomFilterType() != null ? columnFamilyDescriptor.getBloomFilterType().name():null));
+            columnFamily.setAttribute(ATTR_CF_CACHED_BLOOM_ON_WRITE, columnFamilyDescriptor.isCacheBloomsOnWrite());
+            columnFamily.setAttribute(ATTR_CF_CACHED_DATA_ON_WRITE, columnFamilyDescriptor.isCacheDataOnWrite());
+            columnFamily.setAttribute(ATTR_CF_CACHED_INDEXES_ON_WRITE, columnFamilyDescriptor.isCacheIndexesOnWrite());
+            columnFamily.setAttribute(ATTR_CF_COMPACTION_COMPRESSION_TYPE, (columnFamilyDescriptor.getCompactionCompressionType() != null ? columnFamilyDescriptor.getCompactionCompressionType().name():null));
+            columnFamily.setAttribute(ATTR_CF_COMPRESSION_TYPE, (columnFamilyDescriptor.getCompressionType() != null ? columnFamilyDescriptor.getCompressionType().name():null));
+            columnFamily.setAttribute(ATTR_CF_DATA_BLOCK_ENCODING, (columnFamilyDescriptor.getDataBlockEncoding() != null ? columnFamilyDescriptor.getDataBlockEncoding().name():null));
+            columnFamily.setAttribute(ATTR_CF_ENCRYPTION_TYPE, columnFamilyDescriptor.getEncryptionType());
+            columnFamily.setAttribute(ATTR_CF_EVICT_BLOCK_ONCLOSE, columnFamilyDescriptor.isEvictBlocksOnClose());
+            columnFamily.setAttribute(ATTR_CF_INMEMORY_COMPACTION_POLICY, (columnFamilyDescriptor.getInMemoryCompaction() != null ? columnFamilyDescriptor.getInMemoryCompaction().name():null));
+            columnFamily.setAttribute(ATTR_CF_KEEP_DELETE_CELLS, ( columnFamilyDescriptor.getKeepDeletedCells() != null ? columnFamilyDescriptor.getKeepDeletedCells().name():null));
+            columnFamily.setAttribute(ATTR_CF_MAX_VERSIONS, columnFamilyDescriptor.getMaxVersions());
+            columnFamily.setAttribute(ATTR_CF_MIN_VERSIONS, columnFamilyDescriptor.getMinVersions());
+            columnFamily.setAttribute(ATTR_CF_NEW_VERSION_BEHAVIOR, columnFamilyDescriptor.isNewVersionBehavior());
+            columnFamily.setAttribute(ATTR_CF_MOB_ENABLED, columnFamilyDescriptor.isMobEnabled());
+            columnFamily.setAttribute(ATTR_CF_MOB_COMPATCTPARTITION_POLICY, ( columnFamilyDescriptor.getMobCompactPartitionPolicy() != null ? columnFamilyDescriptor.getMobCompactPartitionPolicy().name():null));
+            columnFamily.setAttribute(ATTR_CF_PREFETCH_BLOCK_ONOPEN, columnFamilyDescriptor.isPrefetchBlocksOnOpen());
+            columnFamily.setAttribute(ATTR_CF_STORAGE_POLICY, columnFamilyDescriptor.getStoragePolicy());
+            columnFamily.setAttribute(ATTR_CF_TTL, columnFamilyDescriptor.getTimeToLive());
         }
 
         switch (hbaseOperationContext.getOperation()) {
@@ -497,21 +513,24 @@ public class HBaseAtlasHook extends AtlasHook {
         if (tableName != null) {
             ret = tableName.getNameAsString();
         } else {
-            HTableDescriptor tableDescriptor = hbaseOperationContext.gethTableDescriptor();
+            TableDescriptor tableDescriptor = hbaseOperationContext.gethTableDescriptor();
 
-            ret = (tableDescriptor != null) ? tableDescriptor.getNameAsString() : null;
+            ret = (tableDescriptor != null) ? tableDescriptor.getTableName().getNameAsString() : null;
         }
 
         return ret;
     }
 
-    public void sendHBaseNameSpaceOperation(final NamespaceDescriptor namespaceDescriptor, final String nameSpace, final OPERATION operation) {
+    public void sendHBaseNameSpaceOperation(final NamespaceDescriptor namespaceDescriptor, final String nameSpace, final OPERATION operation, ObserverContext<MasterCoprocessorEnvironment> ctx) {
         if (LOG.isDebugEnabled()) {
             LOG.debug("==> HBaseAtlasHook.sendHBaseNameSpaceOperation()");
         }
 
         try {
-            HBaseOperationContext hbaseOperationContext = handleHBaseNameSpaceOperation(namespaceDescriptor, nameSpace, operation);
+            final UserGroupInformation ugi  = getUGI(ctx);
+            final User user                 = getActiveUser(ctx);
+            final String userName           = (user != null) ? user.getShortName() : null;
+            HBaseOperationContext hbaseOperationContext = handleHBaseNameSpaceOperation(namespaceDescriptor, nameSpace, operation, ugi, userName);
 
             sendNotification(hbaseOperationContext);
         } catch (Throwable t) {
@@ -523,13 +542,16 @@ public class HBaseAtlasHook extends AtlasHook {
         }
     }
 
-    public void sendHBaseTableOperation(final HTableDescriptor hTableDescriptor, final TableName tableName, final OPERATION operation) {
+    public void sendHBaseTableOperation(TableDescriptor tableDescriptor, final TableName tableName, final OPERATION operation, ObserverContext<MasterCoprocessorEnvironment> ctx) {
         if (LOG.isDebugEnabled()) {
             LOG.debug("==> HBaseAtlasHook.sendHBaseTableOperation()");
         }
 
         try {
-            HBaseOperationContext hbaseOperationContext = handleHBaseTableOperation(hTableDescriptor, tableName, operation);
+            final UserGroupInformation ugi  = getUGI(ctx);
+            final User user                 = getActiveUser(ctx);
+            final String userName           = (user != null) ? user.getShortName() : null;
+            HBaseOperationContext hbaseOperationContext = handleHBaseTableOperation(tableDescriptor, tableName, operation, ugi, userName);
 
             sendNotification(hbaseOperationContext);
         } catch (Throwable t) {
@@ -541,24 +563,6 @@ public class HBaseAtlasHook extends AtlasHook {
         }
     }
 
-    public void sendHBaseColumnFamilyOperation(final HColumnDescriptor hColumnDescriptor, final TableName tableName, final String columnFamily, final OPERATION operation) {
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasHook.sendHBaseColumnFamilyOperation()");
-        }
-
-        try {
-            HBaseOperationContext hbaseOperationContext = handleHBaseColumnFamilyOperation(hColumnDescriptor, tableName, columnFamily, operation);
-
-            sendNotification(hbaseOperationContext);
-        } catch (Throwable t) {
-            LOG.error("<== HBaseAtlasHook.sendHBaseColumnFamilyOperation(): failed to send notification", t);
-        }
-
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasHook.sendHBaseColumnFamilyOperation()");
-        }
-    }
-
     private void sendNotification(HBaseOperationContext hbaseOperationContext) {
         UserGroupInformation ugi = hbaseOperationContext.getUgi();
 
@@ -569,15 +573,11 @@ public class HBaseAtlasHook extends AtlasHook {
         notifyEntities(hbaseOperationContext.getMessages(), ugi);
     }
 
-    private HBaseOperationContext handleHBaseNameSpaceOperation(NamespaceDescriptor namespaceDescriptor, String nameSpace, OPERATION operation) {
+    private HBaseOperationContext handleHBaseNameSpaceOperation(NamespaceDescriptor namespaceDescriptor, String nameSpace, OPERATION operation, UserGroupInformation ugi, String userName) {
         if (LOG.isDebugEnabled()) {
             LOG.debug("==> HBaseAtlasHook.handleHBaseNameSpaceOperation()");
         }
 
-        UserGroupInformation ugi      = getUGI();
-        User                 user     = getActiveUser();
-        String               userName = (user != null) ? user.getShortName() : null;
-
         HBaseOperationContext hbaseOperationContext = new HBaseOperationContext(namespaceDescriptor, nameSpace, operation, ugi, userName, userName);
         createAtlasInstances(hbaseOperationContext);
 
@@ -588,24 +588,21 @@ public class HBaseAtlasHook extends AtlasHook {
         return hbaseOperationContext;
     }
 
-    private HBaseOperationContext handleHBaseTableOperation(HTableDescriptor hTableDescriptor, TableName tableName, OPERATION operation) {
+    private HBaseOperationContext handleHBaseTableOperation(TableDescriptor tableDescriptor, TableName tableName, OPERATION operation, UserGroupInformation ugi, String userName) {
         if (LOG.isDebugEnabled()) {
             LOG.debug("==> HBaseAtlasHook.handleHBaseTableOperation()");
         }
 
-        UserGroupInformation ugi                = getUGI();
-        User                 user               = getActiveUser();
-        String               userName           = (user != null) ? user.getShortName() : null;
         Map<String, String>  hbaseConf          = null;
         String               owner              = null;
         String               tableNameSpace     = null;
         TableName            hbaseTableName     = null;
-        HColumnDescriptor[]  hColumnDescriptors = null;
+        ColumnFamilyDescriptor[]  columnFamilyDescriptors = null;
 
-        if (hTableDescriptor != null) {
-            owner = hTableDescriptor.getOwnerString();
-            hbaseConf = hTableDescriptor.getConfiguration();
-            hbaseTableName = hTableDescriptor.getTableName();
+        if (tableDescriptor != null) {
+            owner = tableDescriptor.getOwnerString();
+            hbaseConf = null;
+            hbaseTableName = tableDescriptor.getTableName();
             if (hbaseTableName != null) {
                 tableNameSpace = hbaseTableName.getNamespaceAsString();
                 if (tableNameSpace == null) {
@@ -618,11 +615,11 @@ public class HBaseAtlasHook extends AtlasHook {
             owner = userName;
         }
 
-        if (hTableDescriptor != null) {
-            hColumnDescriptors = hTableDescriptor.getColumnFamilies();
+        if (tableDescriptor != null) {
+            columnFamilyDescriptors = tableDescriptor.getColumnFamilies();
         }
 
-        HBaseOperationContext hbaseOperationContext = new HBaseOperationContext(tableNameSpace, hTableDescriptor, tableName, hColumnDescriptors, operation, ugi, userName, owner, hbaseConf);
+        HBaseOperationContext hbaseOperationContext = new HBaseOperationContext(tableNameSpace, tableDescriptor, tableName, columnFamilyDescriptors, operation, ugi, userName, owner, hbaseConf);
         createAtlasInstances(hbaseOperationContext);
 
         if (LOG.isDebugEnabled()) {
@@ -631,27 +628,24 @@ public class HBaseAtlasHook extends AtlasHook {
         return hbaseOperationContext;
     }
 
-    private HBaseOperationContext handleHBaseColumnFamilyOperation(HColumnDescriptor hColumnDescriptor, TableName tableName, String columnFamily, OPERATION operation) {
+    private HBaseOperationContext handleHBaseColumnFamilyOperation(ColumnFamilyDescriptor columnFamilyDescriptor, TableName tableName, String columnFamily, OPERATION operation, UserGroupInformation ugi, String userName) {
         if (LOG.isDebugEnabled()) {
             LOG.debug("==> HBaseAtlasHook.handleHBaseColumnFamilyOperation()");
         }
 
-        UserGroupInformation ugi       = getUGI();
-        User                 user      = getActiveUser();
-        String               userName  = (user != null) ? user.getShortName() : null;
         String               owner     = userName;
-        Map<String, String>  hbaseConf = null;
+        Map<String, String>  hbaseConf = new HashMap<>();
 
         String tableNameSpace = tableName.getNamespaceAsString();
         if (tableNameSpace == null) {
             tableNameSpace = tableName.getNameWithNamespaceInclAsString();
         }
 
-        if (hColumnDescriptor != null) {
-            hbaseConf = hColumnDescriptor.getConfiguration();
+        if (columnFamilyDescriptor != null) {
+            hbaseConf = columnFamilyDescriptor.getConfiguration();
         }
 
-        HBaseOperationContext hbaseOperationContext = new HBaseOperationContext(tableNameSpace, tableName, hColumnDescriptor, columnFamily, operation, ugi, userName, owner, hbaseConf);
+        HBaseOperationContext hbaseOperationContext = new HBaseOperationContext(tableNameSpace, tableName, columnFamilyDescriptor, columnFamily, operation, ugi, userName, owner, hbaseConf);
         createAtlasInstances(hbaseOperationContext);
 
         if (LOG.isDebugEnabled()) {
@@ -660,26 +654,12 @@ public class HBaseAtlasHook extends AtlasHook {
         return hbaseOperationContext;
     }
 
-    private User getActiveUser() {
-        User user = RpcServer.getRequestUser();
-        if (user == null) {
-            // for non-rpc handling, fallback to system user
-            try {
-                user = User.getCurrent();
-            } catch (IOException e) {
-                LOG.error("Unable to find the current user");
-                user = null;
-            }
-        }
-        return user;
-    }
-
-    private UserGroupInformation getUGI() {
+    private UserGroupInformation getUGI(ObserverContext<?> ctx) {
         UserGroupInformation ugi  = null;
-        User                 user = getActiveUser();
-
+        User                 user = null;
         try {
-            ugi = UserGroupInformation.getLoginUser();
+            user = getActiveUser(ctx);
+            ugi  = UserGroupInformation.getLoginUser();
         } catch (Exception e) {
             // not setting the UGI here
         }
@@ -693,4 +673,8 @@ public class HBaseAtlasHook extends AtlasHook {
         LOG.info("HBaseAtlasHook: UGI: {}",  ugi);
         return ugi;
     }
+
+    private User getActiveUser(ObserverContext<?> ctx) throws IOException {
+        return (User)ctx.getCaller().orElse(User.getCurrent());
+    }
 }
diff --git a/addons/hbase-bridge/src/main/java/org/apache/atlas/hbase/bridge/HBaseBridge.java b/addons/hbase-bridge/src/main/java/org/apache/atlas/hbase/bridge/HBaseBridge.java
index 8372f02..17d617d 100644
--- a/addons/hbase-bridge/src/main/java/org/apache/atlas/hbase/bridge/HBaseBridge.java
+++ b/addons/hbase-bridge/src/main/java/org/apache/atlas/hbase/bridge/HBaseBridge.java
@@ -39,10 +39,14 @@ import org.apache.commons.configuration.Configuration;
 import org.apache.commons.lang.ArrayUtils;
 import org.apache.commons.lang.StringUtils;
 import org.apache.hadoop.hbase.HBaseConfiguration;
-import org.apache.hadoop.hbase.HColumnDescriptor;
-import org.apache.hadoop.hbase.HTableDescriptor;
 import org.apache.hadoop.hbase.NamespaceDescriptor;
+import org.apache.hadoop.hbase.client.Admin;
+import org.apache.hadoop.hbase.client.ColumnFamilyDescriptor;
+import org.apache.hadoop.hbase.client.ColumnFamilyDescriptor;
+import org.apache.hadoop.hbase.client.Connection;
+import org.apache.hadoop.hbase.client.ConnectionFactory;
 import org.apache.hadoop.hbase.client.HBaseAdmin;
+import org.apache.hadoop.hbase.client.TableDescriptor;
 import org.apache.hadoop.security.UserGroupInformation;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -84,6 +88,7 @@ public class HBaseBridge {
     private static final String ATTR_TABLE_ISCOMPACTION_ENABLED      = "isCompactionEnabled";
     private static final String ATTR_TABLE_REPLICATION_PER_REGION    = "replicasPerRegion";
     private static final String ATTR_TABLE_DURABLILITY               = "durability";
+    private static final String ATTR_TABLE_NORMALIZATION_ENABLED     = "isNormalizationEnabled";
 
     // column family metadata
     private static final String ATTR_CF_BLOOMFILTER_TYPE             = "bloomFilterType";
@@ -102,6 +107,10 @@ public class HBaseBridge {
     private static final String ATTR_CF_EVICT_BLOCK_ONCLOSE          = "evictBlocksOnClose";
     private static final String ATTR_CF_PREFETCH_BLOCK_ONOPEN        = "prefetchBlocksOnOpen";
     private static final String ATTRIBUTE_QUALIFIED_NAME             = "qualifiedName";
+    private static final String ATTR_CF_INMEMORY_COMPACTION_POLICY   = "inMemoryCompactionPolicy";
+    private static final String ATTR_CF_MOB_COMPATCTPARTITION_POLICY = "mobCompactPartitionPolicy";
+    private static final String ATTR_CF_MOB_ENABLED                  = "isMobEnabled";
+    private static final String ATTR_CF_NEW_VERSION_BEHAVIOR         = "newVersionBehavior";
 
     private static final String HBASE_NAMESPACE_QUALIFIED_NAME            = "%s@%s";
     private static final String HBASE_TABLE_QUALIFIED_NAME_FORMAT         = "%s:%s@%s";
@@ -109,7 +118,7 @@ public class HBaseBridge {
 
     private final String         clusterName;
     private final AtlasClientV2  atlasClientV2;
-    private final HBaseAdmin     hbaseAdmin;
+    private final Admin          hbaseAdmin;
 
 
     public static void main(String[] args) {
@@ -199,11 +208,13 @@ public class HBaseBridge {
 
         LOG.info("checking HBase availability..");
 
-        HBaseAdmin.checkHBaseAvailable(conf);
+        HBaseAdmin.available(conf);
 
         LOG.info("HBase is available");
 
-        hbaseAdmin = new HBaseAdmin(conf);
+        Connection conn = ConnectionFactory.createConnection(conf);
+
+        hbaseAdmin = conn.getAdmin();
     }
 
     private boolean importHBaseEntities(String namespaceToImport, String tableToImport) throws Exception {
@@ -238,11 +249,11 @@ public class HBaseBridge {
     }
 
     public void importTable(final String tableName) throws Exception {
-        String             tableNameStr = null;
-        HTableDescriptor[] htds         = hbaseAdmin.listTables(Pattern.compile(tableName));
+        String            tableNameStr = null;
+        TableDescriptor[] htds         = hbaseAdmin.listTables(Pattern.compile(tableName));
 
         if (ArrayUtils.isNotEmpty(htds)) {
-            for (HTableDescriptor htd : htds) {
+            for (TableDescriptor htd : htds) {
                 String tblNameWithNameSpace    = htd.getTableName().getNameWithNamespaceInclAsString();
                 String tblNameWithOutNameSpace = htd.getTableName().getNameAsString();
 
@@ -263,7 +274,7 @@ public class HBaseBridge {
                 String                 nsName       = new String(nsByte);
                 NamespaceDescriptor    nsDescriptor = hbaseAdmin.getNamespaceDescriptor(nsName);
                 AtlasEntityWithExtInfo entity       = createOrUpdateNameSpace(nsDescriptor);
-                HColumnDescriptor[]    hcdts        = htd.getColumnFamilies();
+                ColumnFamilyDescriptor[]    hcdts        = htd.getColumnFamilies();
 
                 createOrUpdateTable(nsName, tableNameStr, entity.getEntity(), htd, hcdts);
             }
@@ -283,11 +294,11 @@ public class HBaseBridge {
             }
         }
 
-        HTableDescriptor[] htds = hbaseAdmin.listTables();
+        TableDescriptor[] htds = hbaseAdmin.listTables();
 
         if (ArrayUtils.isNotEmpty(htds)) {
-            for (HTableDescriptor htd : htds) {
-                String tableName = htd.getNameAsString();
+            for (TableDescriptor htd : htds) {
+                String tableName = htd.getTableName().getNameAsString();
 
                 importTable(tableName);
             }
@@ -297,7 +308,7 @@ public class HBaseBridge {
     private void importNameSpaceWithTable(String namespaceToImport, String tableToImport) throws Exception {
         importNameSpace(namespaceToImport);
 
-        List<HTableDescriptor> hTableDescriptors = new ArrayList<>();
+        List<TableDescriptor> hTableDescriptors = new ArrayList<>();
 
         if (StringUtils.isEmpty(tableToImport)) {
             List<NamespaceDescriptor> matchingNameSpaceDescriptors = getMatchingNameSpaces(namespaceToImport);
@@ -308,13 +319,13 @@ public class HBaseBridge {
         } else {
             tableToImport = namespaceToImport +":" + tableToImport;
 
-            HTableDescriptor[] htds = hbaseAdmin.listTables(Pattern.compile(tableToImport));
+            TableDescriptor[] htds = hbaseAdmin.listTables(Pattern.compile(tableToImport));
 
             hTableDescriptors.addAll(Arrays.asList(htds));
         }
 
         if (CollectionUtils.isNotEmpty(hTableDescriptors)) {
-            for (HTableDescriptor htd : hTableDescriptors) {
+            for (TableDescriptor htd : hTableDescriptors) {
                 String tblName = htd.getTableName().getNameAsString();
 
                 importTable(tblName);
@@ -339,11 +350,11 @@ public class HBaseBridge {
         return ret;
     }
 
-    private List<HTableDescriptor> getTableDescriptors(List<NamespaceDescriptor> namespaceDescriptors) throws Exception {
-        List<HTableDescriptor> ret = new ArrayList<>();
+    private List<TableDescriptor> getTableDescriptors(List<NamespaceDescriptor> namespaceDescriptors) throws Exception {
+        List<TableDescriptor> ret = new ArrayList<>();
 
         for(NamespaceDescriptor namespaceDescriptor:namespaceDescriptors) {
-            HTableDescriptor[] tableDescriptors = hbaseAdmin.listTableDescriptorsByNamespace(namespaceDescriptor.getName());
+            TableDescriptor[] tableDescriptors = hbaseAdmin.listTableDescriptorsByNamespace(namespaceDescriptor.getName());
 
             ret.addAll(Arrays.asList(tableDescriptors));
         }
@@ -374,7 +385,7 @@ public class HBaseBridge {
         return nsEntity;
     }
 
-    protected  AtlasEntityWithExtInfo  createOrUpdateTable(String nameSpace, String tableName, AtlasEntity nameSapceEntity, HTableDescriptor htd, HColumnDescriptor[] hcdts) throws Exception {
+    protected  AtlasEntityWithExtInfo  createOrUpdateTable(String nameSpace, String tableName, AtlasEntity nameSapceEntity, TableDescriptor htd, ColumnFamilyDescriptor[] hcdts) throws Exception {
         String                 owner            = htd.getOwnerString();
         String                 tblQualifiedName = getTableQualifiedName(clusterName, nameSpace, tableName);
         AtlasEntityWithExtInfo ret              = findTableEntityInAtlas(tblQualifiedName);
@@ -414,13 +425,13 @@ public class HBaseBridge {
         return ret;
     }
 
-    protected List<AtlasEntityWithExtInfo> createOrUpdateColumnFamilies(String nameSpace, String tableName, String owner, HColumnDescriptor[] hcdts , AtlasEntity tableEntity) throws Exception {
+    protected List<AtlasEntityWithExtInfo> createOrUpdateColumnFamilies(String nameSpace, String tableName, String owner, ColumnFamilyDescriptor[] hcdts , AtlasEntity tableEntity) throws Exception {
         List<AtlasEntityWithExtInfo > ret = new ArrayList<>();
 
         if (hcdts != null) {
             AtlasObjectId tableId = AtlasTypeUtil.getAtlasObjectId(tableEntity);
 
-            for (HColumnDescriptor columnFamilyDescriptor : hcdts) {
+            for (ColumnFamilyDescriptor columnFamilyDescriptor : hcdts) {
                 String                 cfName          = columnFamilyDescriptor.getNameAsString();
                 String                 cfQualifiedName = getColumnFamilyQualifiedName(clusterName, nameSpace, tableName, cfName);
                 AtlasEntityWithExtInfo cfEntity        = findColumnFamiltyEntityInAtlas(cfQualifiedName);
@@ -512,7 +523,7 @@ public class HBaseBridge {
         return ret;
     }
 
-    private AtlasEntity getTableEntity(String nameSpace, String tableName, String owner, AtlasEntity nameSpaceEntity, HTableDescriptor htd, AtlasEntity atlasEntity) {
+    private AtlasEntity getTableEntity(String nameSpace, String tableName, String owner, AtlasEntity nameSpaceEntity, TableDescriptor htd, AtlasEntity atlasEntity) {
         AtlasEntity ret = null;
 
         if (atlasEntity == null) {
@@ -535,11 +546,12 @@ public class HBaseBridge {
         ret.setAttribute(ATTR_TABLE_ISREADONLY, htd.isReadOnly());
         ret.setAttribute(ATTR_TABLE_ISCOMPACTION_ENABLED, htd.isCompactionEnabled());
         ret.setAttribute(ATTR_TABLE_DURABLILITY, (htd.getDurability() != null ? htd.getDurability().name() : null));
+        ret.setAttribute(ATTR_TABLE_NORMALIZATION_ENABLED, htd.isNormalizationEnabled());
 
         return ret;
     }
 
-    private AtlasEntity getColumnFamilyEntity(String nameSpace, String tableName, String owner, HColumnDescriptor hcdt, AtlasObjectId tableId, AtlasEntity atlasEntity){
+    private AtlasEntity getColumnFamilyEntity(String nameSpace, String tableName, String owner, ColumnFamilyDescriptor hcdt, AtlasObjectId tableId, AtlasEntity atlasEntity){
         AtlasEntity ret = null;
 
         if (atlasEntity == null) {
@@ -572,6 +584,10 @@ public class HBaseBridge {
         ret.setAttribute(ATTR_CF_MIN_VERSIONS, hcdt.getMinVersions());
         ret.setAttribute(ATTR_CF_PREFETCH_BLOCK_ONOPEN, hcdt.isPrefetchBlocksOnOpen());
         ret.setAttribute(ATTR_CF_TTL, hcdt.getTimeToLive());
+        ret.setAttribute(ATTR_CF_INMEMORY_COMPACTION_POLICY, (hcdt.getInMemoryCompaction() != null ? hcdt.getInMemoryCompaction().name():null));
+        ret.setAttribute(ATTR_CF_MOB_COMPATCTPARTITION_POLICY, ( hcdt.getMobCompactPartitionPolicy() != null ? hcdt.getMobCompactPartitionPolicy().name():null));
+        ret.setAttribute(ATTR_CF_MOB_ENABLED,hcdt.isMobEnabled());
+        ret.setAttribute(ATTR_CF_NEW_VERSION_BEHAVIOR,hcdt.isNewVersionBehavior());
 
         return ret;
     }
diff --git a/addons/hbase-bridge/src/main/java/org/apache/atlas/hbase/hook/HBaseAtlasCoprocessor.java b/addons/hbase-bridge/src/main/java/org/apache/atlas/hbase/hook/HBaseAtlasCoprocessor.java
index af8afd4..313132d 100644
--- a/addons/hbase-bridge/src/main/java/org/apache/atlas/hbase/hook/HBaseAtlasCoprocessor.java
+++ b/addons/hbase-bridge/src/main/java/org/apache/atlas/hbase/hook/HBaseAtlasCoprocessor.java
@@ -20,21 +20,24 @@ package org.apache.atlas.hbase.hook;
 
 
 import org.apache.atlas.hbase.bridge.HBaseAtlasHook;
-import org.apache.hadoop.hbase.HRegionInfo;
-import org.apache.hadoop.hbase.HTableDescriptor;
-import org.apache.hadoop.hbase.HColumnDescriptor;
 import org.apache.hadoop.hbase.TableName;
 import org.apache.hadoop.hbase.NamespaceDescriptor;
+import org.apache.hadoop.hbase.client.RegionInfo;
+import org.apache.hadoop.hbase.client.SnapshotDescription;
+import org.apache.hadoop.hbase.client.TableDescriptor;
+import org.apache.hadoop.hbase.coprocessor.MasterCoprocessor;
+import org.apache.hadoop.hbase.coprocessor.BulkLoadObserver;
 import org.apache.hadoop.hbase.coprocessor.MasterCoprocessorEnvironment;
+import org.apache.hadoop.hbase.coprocessor.MasterObserver;
 import org.apache.hadoop.hbase.coprocessor.ObserverContext;
-import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos;
-import org.apache.hadoop.hbase.util.Bytes;
+import org.apache.hadoop.hbase.coprocessor.RegionObserver;
+import org.apache.hadoop.hbase.coprocessor.RegionServerObserver;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import java.io.IOException;
 
-public class HBaseAtlasCoprocessor extends HBaseAtlasCoprocessorBase {
+public class HBaseAtlasCoprocessor implements MasterCoprocessor, MasterObserver, RegionObserver, RegionServerObserver  {
     private static final Logger LOG = LoggerFactory.getLogger(HBaseAtlasCoprocessor.class);
 
     final HBaseAtlasHook hbaseAtlasHook;
@@ -44,81 +47,38 @@ public class HBaseAtlasCoprocessor extends HBaseAtlasCoprocessorBase {
     }
 
     @Override
-    public void postCreateTable(ObserverContext<MasterCoprocessorEnvironment> observerContext, HTableDescriptor hTableDescriptor, HRegionInfo[] hRegionInfos) throws IOException {
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessoror.postCreateTable()");
-        }
-        hbaseAtlasHook.sendHBaseTableOperation(hTableDescriptor, null, HBaseAtlasHook.OPERATION.CREATE_TABLE);
+    public void postCreateTable(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableDescriptor tableDescriptor, RegionInfo[] hRegionInfos) throws IOException {
+        LOG.info("==> HBaseAtlasCoprocessor.postCreateTable()");
+
+        hbaseAtlasHook.sendHBaseTableOperation(tableDescriptor, null, HBaseAtlasHook.OPERATION.CREATE_TABLE, observerContext);
         if (LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessoror.postCreateTable()");
+            LOG.debug("<== HBaseAtlasCoprocessor.postCreateTable()");
         }
     }
 
     @Override
     public void postDeleteTable(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName) throws IOException {
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postDeleteTable()");
-        }
-        hbaseAtlasHook.sendHBaseTableOperation(null, tableName, HBaseAtlasHook.OPERATION.DELETE_TABLE);
+        LOG.info("==> HBaseAtlasCoprocessor.postDeleteTable()");
+        hbaseAtlasHook.sendHBaseTableOperation(null, tableName, HBaseAtlasHook.OPERATION.DELETE_TABLE, observerContext);
         if (LOG.isDebugEnabled()) {
             LOG.debug("<== HBaseAtlasCoprocessor.postDeleteTable()");
         }
     }
 
     @Override
-    public void postModifyTable(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName, HTableDescriptor hTableDescriptor) throws IOException {
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postModifyTable()");
-        }
-        hbaseAtlasHook.sendHBaseTableOperation(hTableDescriptor, tableName, HBaseAtlasHook.OPERATION.ALTER_TABLE);
+    public void postModifyTable(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName, TableDescriptor tableDescriptor) throws IOException {
+        LOG.info("==> HBaseAtlasCoprocessor.postModifyTable()");
+        hbaseAtlasHook.sendHBaseTableOperation(tableDescriptor, tableName, HBaseAtlasHook.OPERATION.ALTER_TABLE, observerContext);
         if (LOG.isDebugEnabled()) {
             LOG.debug("<== HBaseAtlasCoprocessor.postModifyTable()");
         }
     }
 
     @Override
-    public void postAddColumn(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName, HColumnDescriptor hColumnDescriptor) throws IOException {
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postAddColumn()");
-        }
-        hbaseAtlasHook.sendHBaseColumnFamilyOperation(hColumnDescriptor, tableName, null, HBaseAtlasHook.OPERATION.CREATE_COLUMN_FAMILY);
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postAddColumn()");
-        }
-    }
-
-    @Override
-    public void postModifyColumn(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName, HColumnDescriptor hColumnDescriptor) throws IOException {
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postModifyColumn()");
-        }
-        hbaseAtlasHook.sendHBaseColumnFamilyOperation(hColumnDescriptor, tableName, null, HBaseAtlasHook.OPERATION.ALTER_COLUMN_FAMILY);
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postModifyColumn()");
-        }
-    }
-
-    @Override
-    public void postDeleteColumn(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName, byte[] bytes) throws IOException {
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postDeleteColumn()");
-        }
-
-        String columnFamily = Bytes.toString(bytes);
-        hbaseAtlasHook.sendHBaseColumnFamilyOperation(null, tableName, columnFamily, HBaseAtlasHook.OPERATION.DELETE_COLUMN_FAMILY);
-
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessor.postDeleteColumn()");
-        }
-    }
-
-    @Override
     public void postCreateNamespace(ObserverContext<MasterCoprocessorEnvironment> observerContext, NamespaceDescriptor namespaceDescriptor) throws IOException {
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postCreateNamespace()");
-        }
+        LOG.info("==> HBaseAtlasCoprocessor.postCreateNamespace()");
 
-        hbaseAtlasHook.sendHBaseNameSpaceOperation(namespaceDescriptor, null, HBaseAtlasHook.OPERATION.CREATE_NAMESPACE);
+        hbaseAtlasHook.sendHBaseNameSpaceOperation(namespaceDescriptor, null, HBaseAtlasHook.OPERATION.CREATE_NAMESPACE, observerContext);
 
         if (LOG.isDebugEnabled()) {
             LOG.debug("<== HBaseAtlasCoprocessor.postCreateNamespace()");
@@ -127,11 +87,9 @@ public class HBaseAtlasCoprocessor extends HBaseAtlasCoprocessorBase {
 
     @Override
     public void postDeleteNamespace(ObserverContext<MasterCoprocessorEnvironment> observerContext, String s) throws IOException {
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postDeleteNamespace()");
-        }
+        LOG.info("==> HBaseAtlasCoprocessor.postDeleteNamespace()");
 
-        hbaseAtlasHook.sendHBaseNameSpaceOperation(null, s, HBaseAtlasHook.OPERATION.DELETE_NAMESPACE);
+        hbaseAtlasHook.sendHBaseNameSpaceOperation(null, s, HBaseAtlasHook.OPERATION.DELETE_NAMESPACE, observerContext);
 
         if (LOG.isDebugEnabled()) {
             LOG.debug("==> HBaseAtlasCoprocessor.postDeleteNamespace()");
@@ -140,11 +98,9 @@ public class HBaseAtlasCoprocessor extends HBaseAtlasCoprocessorBase {
 
     @Override
     public void postModifyNamespace(ObserverContext<MasterCoprocessorEnvironment> observerContext, NamespaceDescriptor namespaceDescriptor) throws IOException {
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postModifyNamespace()");
-        }
+        LOG.info("==> HBaseAtlasCoprocessor.postModifyNamespace()");
 
-        hbaseAtlasHook.sendHBaseNameSpaceOperation(namespaceDescriptor, null, HBaseAtlasHook.OPERATION.ALTER_NAMESPACE);
+        hbaseAtlasHook.sendHBaseNameSpaceOperation(namespaceDescriptor, null, HBaseAtlasHook.OPERATION.ALTER_NAMESPACE, observerContext);
 
         if (LOG.isDebugEnabled()) {
             LOG.debug("<== HBaseAtlasCoprocessor.postModifyNamespace()");
@@ -152,23 +108,22 @@ public class HBaseAtlasCoprocessor extends HBaseAtlasCoprocessorBase {
     }
 
     @Override
-    public void postCloneSnapshot(ObserverContext<MasterCoprocessorEnvironment> observerContext, HBaseProtos.SnapshotDescription snapshotDescription, HTableDescriptor hTableDescriptor) throws IOException {
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessoror.postCloneSnapshot()");
-        }
-        hbaseAtlasHook.sendHBaseTableOperation(hTableDescriptor, null, HBaseAtlasHook.OPERATION.CREATE_TABLE);
+    public void postCloneSnapshot(ObserverContext<MasterCoprocessorEnvironment> observerContext, SnapshotDescription snapshot, TableDescriptor tableDescriptor) throws IOException {
+        LOG.info("==> HBaseAtlasCoprocessor.postCloneSnapshot()");
+
+        hbaseAtlasHook.sendHBaseTableOperation(tableDescriptor, null, HBaseAtlasHook.OPERATION.CREATE_TABLE, observerContext);
+
         if (LOG.isDebugEnabled()) {
-            LOG.debug("<== HBaseAtlasCoprocessoror.postCloneSnapshot()");
+            LOG.debug("<== HBaseAtlasCoprocessor.postCloneSnapshot()");
         }
-
     }
 
     @Override
-    public void postRestoreSnapshot(ObserverContext<MasterCoprocessorEnvironment> observerContext, HBaseProtos.SnapshotDescription snapshotDescription, HTableDescriptor hTableDescriptor) throws IOException {
-        if (LOG.isDebugEnabled()) {
-            LOG.debug("==> HBaseAtlasCoprocessor.postRestoreSnapshot()");
-        }
-        hbaseAtlasHook.sendHBaseTableOperation(hTableDescriptor, hTableDescriptor.getTableName(), HBaseAtlasHook.OPERATION.ALTER_TABLE);
+    public void postRestoreSnapshot(ObserverContext<MasterCoprocessorEnvironment> observerContext, SnapshotDescription snapshot, TableDescriptor tableDescriptor) throws IOException {
+        LOG.info("==> HBaseAtlasCoprocessor.postRestoreSnapshot()");
+
+        hbaseAtlasHook.sendHBaseTableOperation(tableDescriptor, snapshot.getTableName(), HBaseAtlasHook.OPERATION.ALTER_TABLE, observerContext);
+
         if (LOG.isDebugEnabled()) {
             LOG.debug("<== HBaseAtlasCoprocessor.postRestoreSnapshot()");
         }
diff --git a/addons/hbase-bridge/src/main/java/org/apache/atlas/hbase/hook/HBaseAtlasCoprocessorBase.java b/addons/hbase-bridge/src/main/java/org/apache/atlas/hbase/hook/HBaseAtlasCoprocessorBase.java
deleted file mode 100644
index f4ca25a..0000000
--- a/addons/hbase-bridge/src/main/java/org/apache/atlas/hbase/hook/HBaseAtlasCoprocessorBase.java
+++ /dev/null
@@ -1,991 +0,0 @@
-/**
- *
- * 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.
- */
-package org.apache.atlas.hbase.hook;
-
-import java.io.IOException;
-import java.util.List;
-import java.util.NavigableSet;
-import java.util.Set;
-
-
-import com.google.common.collect.ImmutableList;
-import org.apache.atlas.hook.AtlasHook;
-import org.apache.hadoop.fs.FileSystem;
-import org.apache.hadoop.fs.Path;
-import org.apache.hadoop.hbase.*;
-import org.apache.hadoop.hbase.client.*;
-import org.apache.hadoop.hbase.coprocessor.*;
-import org.apache.hadoop.hbase.filter.ByteArrayComparable;
-import org.apache.hadoop.hbase.filter.CompareFilter;
-import org.apache.hadoop.hbase.io.FSDataInputStreamWrapper;
-import org.apache.hadoop.hbase.io.Reference;
-import org.apache.hadoop.hbase.io.hfile.CacheConfig;
-import org.apache.hadoop.hbase.master.RegionPlan;
-import org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv;
-import org.apache.hadoop.hbase.procedure2.ProcedureExecutor;
-import org.apache.hadoop.hbase.protobuf.generated.*;
-import org.apache.hadoop.hbase.protobuf.generated.QuotaProtos.Quotas;
-import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.SnapshotDescription;
-import org.apache.hadoop.hbase.regionserver.*;
-import org.apache.hadoop.hbase.regionserver.compactions.CompactionRequest;
-import org.apache.hadoop.hbase.regionserver.wal.HLogKey;
-import org.apache.hadoop.hbase.regionserver.wal.WALEdit;
-import org.apache.hadoop.hbase.replication.ReplicationEndpoint;
-import org.apache.hadoop.hbase.util.Pair;
-import org.apache.hadoop.hbase.wal.WALKey;
-
-
-/**
- * This class exists only to prevent the clutter of methods that we don't intend to implement in the main co-processor class.
- *
- */
-public abstract class HBaseAtlasCoprocessorBase implements MasterObserver,RegionObserver,RegionServerObserver,BulkLoadObserver {
-
-    @Override
-    public void preCreateTable(ObserverContext<MasterCoprocessorEnvironment> observerContext, HTableDescriptor hTableDescriptor, HRegionInfo[] hRegionInfos) throws IOException {
-
-    }
-
-    @Override
-    public void preCreateTableHandler(ObserverContext<MasterCoprocessorEnvironment> observerContext, HTableDescriptor hTableDescriptor, HRegionInfo[] hRegionInfos) throws IOException {
-
-    }
-
-    @Override
-    public void preDeleteTable(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName) throws IOException {
-
-    }
-
-    @Override
-    public void preDeleteTableHandler(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName) throws IOException {
-
-    }
-
-    @Override
-    public void preTruncateTable(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName) throws IOException {
-
-    }
-
-    @Override
-    public void preTruncateTableHandler(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName) throws IOException {
-
-    }
-
-    @Override
-    public void preModifyTable(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName, HTableDescriptor hTableDescriptor) throws IOException {
-
-    }
-
-    @Override
-    public void preModifyTableHandler(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName, HTableDescriptor hTableDescriptor) throws IOException {
-
-    }
-
-    @Override
-    public void preAddColumn(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName, HColumnDescriptor hColumnDescriptor) throws IOException {
-
-    }
-
-    @Override
-    public void preAddColumnHandler(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName, HColumnDescriptor hColumnDescriptor) throws IOException {
-
-    }
-
-    @Override
-    public void preModifyColumn(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName, HColumnDescriptor hColumnDescriptor) throws IOException {
-
-    }
-
-    @Override
-    public void preModifyColumnHandler(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName, HColumnDescriptor hColumnDescriptor) throws IOException {
-
-    }
-
-    @Override
-    public void preDeleteColumn(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName, byte[] bytes) throws IOException {
-
-    }
-
-    @Override
-    public void preDeleteColumnHandler(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName, byte[] bytes) throws IOException {
-
-    }
-
-    @Override
-    public void preEnableTable(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName) throws IOException {
-
-    }
-
-    @Override
-    public void preEnableTableHandler(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName) throws IOException {
-
-    }
-
-    @Override
-    public void preDisableTable(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName) throws IOException {
-
-    }
-
-    @Override
-    public void preDisableTableHandler(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName) throws IOException {
-
-    }
-
-    @Override
-    public void preMove(ObserverContext<MasterCoprocessorEnvironment> observerContext, HRegionInfo hRegionInfo, ServerName serverName, ServerName serverName1) throws IOException {
-
-    }
-
-
-    @Override
-    public void preListProcedures(ObserverContext<MasterCoprocessorEnvironment> observerContext) throws IOException {
-
-    }
-
-    @Override
-    public void preAssign(ObserverContext<MasterCoprocessorEnvironment> observerContext, HRegionInfo hRegionInfo) throws IOException {
-
-    }
-
-    @Override
-    public void preUnassign(ObserverContext<MasterCoprocessorEnvironment> observerContext, HRegionInfo hRegionInfo, boolean b) throws IOException {
-
-    }
-
-    @Override
-    public void preRegionOffline(ObserverContext<MasterCoprocessorEnvironment> observerContext, HRegionInfo hRegionInfo) throws IOException {
-
-    }
-
-    @Override
-    public void preBalance(ObserverContext<MasterCoprocessorEnvironment> observerContext) throws IOException {
-
-    }
-
-    @Override
-    public boolean preBalanceSwitch(ObserverContext<MasterCoprocessorEnvironment> observerContext, boolean b) throws IOException {
-        return b;
-    }
-
-    @Override
-    public void preShutdown(ObserverContext<MasterCoprocessorEnvironment> observerContext) throws IOException {
-
-    }
-
-    @Override
-    public void preStopMaster(ObserverContext<MasterCoprocessorEnvironment> observerContext) throws IOException {
-
-    }
-
-    @Override
-    public void preMasterInitialization(ObserverContext<MasterCoprocessorEnvironment> observerContext) throws IOException {
-
-    }
-
-    @Override
-    public void preSnapshot(ObserverContext<MasterCoprocessorEnvironment> observerContext, SnapshotDescription snapshotDescription, HTableDescriptor hTableDescriptor) throws IOException {
-
-    }
-
-    @Override
-    public void preListSnapshot(ObserverContext<MasterCoprocessorEnvironment> observerContext, SnapshotDescription snapshotDescription) throws IOException {
-
-    }
-
-    @Override
-    public void preCloneSnapshot(ObserverContext<MasterCoprocessorEnvironment> observerContext, SnapshotDescription snapshotDescription, HTableDescriptor hTableDescriptor) throws IOException {
-
-    }
-
-    @Override
-    public void preRestoreSnapshot(ObserverContext<MasterCoprocessorEnvironment> observerContext, SnapshotDescription snapshotDescription, HTableDescriptor hTableDescriptor) throws IOException {
-
-    }
-
-    @Override
-    public void preDeleteSnapshot(ObserverContext<MasterCoprocessorEnvironment> observerContext, SnapshotDescription snapshotDescription) throws IOException {
-
-    }
-
-    @Override
-    public void preGetTableDescriptors(ObserverContext<MasterCoprocessorEnvironment> observerContext, List<TableName> list, List<HTableDescriptor> list1) throws IOException {
-
-    }
-
-    @Override
-    public void preGetTableDescriptors(ObserverContext<MasterCoprocessorEnvironment> observerContext, List<TableName> list, List<HTableDescriptor> list1, String s) throws IOException {
-
-    }
-
-    @Override
-    public void preGetTableNames(ObserverContext<MasterCoprocessorEnvironment> observerContext, List<HTableDescriptor> list, String s) throws IOException {
-
-    }
-
-    @Override
-    public void preCreateNamespace(ObserverContext<MasterCoprocessorEnvironment> observerContext, NamespaceDescriptor namespaceDescriptor) throws IOException {
-
-    }
-
-    @Override
-    public void preDeleteNamespace(ObserverContext<MasterCoprocessorEnvironment> observerContext, String s) throws IOException {
-
-    }
-
-    @Override
-    public void preModifyNamespace(ObserverContext<MasterCoprocessorEnvironment> observerContext, NamespaceDescriptor namespaceDescriptor) throws IOException {
-
-    }
-
-    @Override
-    public void preGetNamespaceDescriptor(ObserverContext<MasterCoprocessorEnvironment> observerContext, String s) throws IOException {
-
-    }
-
-    @Override
-    public void preListNamespaceDescriptors(ObserverContext<MasterCoprocessorEnvironment> observerContext, List<NamespaceDescriptor> list) throws IOException {
-
-    }
-
-    @Override
-    public void preTableFlush(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName) throws IOException {
-
-    }
-
-    @Override
-    public void preSetUserQuota(ObserverContext<MasterCoprocessorEnvironment> observerContext, String s, Quotas quotas) throws IOException {
-
-    }
-
-    @Override
-    public void preSetUserQuota(ObserverContext<MasterCoprocessorEnvironment> observerContext, String s, TableName tableName, Quotas quotas) throws IOException {
-
-    }
-
-    @Override
-    public void preSetUserQuota(ObserverContext<MasterCoprocessorEnvironment> observerContext, String s, String s1, Quotas quotas) throws IOException {
-
-    }
-
-    @Override
-    public void preSetTableQuota(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName, Quotas quotas) throws IOException {
-
-    }
-
-    @Override
-    public void preSetNamespaceQuota(ObserverContext<MasterCoprocessorEnvironment> observerContext, String s, Quotas quotas) throws IOException {
-
-    }
-
-    @Override
-    public void start(CoprocessorEnvironment coprocessorEnvironment) throws IOException {
-
-    }
-
-    @Override
-    public void stop(CoprocessorEnvironment coprocessorEnvironment) throws IOException {
-
-    }
-
-    @Override
-    public void postGetTableDescriptors(ObserverContext<MasterCoprocessorEnvironment> observerContext, List<HTableDescriptor> list) throws IOException {
-
-    }
-
-    @Override
-    public void postBalance(ObserverContext<MasterCoprocessorEnvironment> observerContext, List<RegionPlan> list) throws IOException {
-
-     }
-
-    @Override
-    public void postBalanceSwitch(ObserverContext<MasterCoprocessorEnvironment> observerContext, boolean b, boolean b1) throws IOException {
-
-    }
-
-    @Override
-    public void postGetNamespaceDescriptor(ObserverContext<MasterCoprocessorEnvironment> observerContext, NamespaceDescriptor namespaceDescriptor) throws IOException {
-
-    }
-
-    @Override
-    public void postStartMaster(ObserverContext<MasterCoprocessorEnvironment> observerContext) throws IOException {
-
-    }
-
-    @Override
-    public void postSnapshot(ObserverContext<MasterCoprocessorEnvironment> observerContext, SnapshotDescription snapshotDescription, HTableDescriptor hTableDescriptor) throws IOException {
-
-    }
-
-    @Override
-    public void postSetNamespaceQuota(ObserverContext<MasterCoprocessorEnvironment> observerContext, String s, Quotas quotas) throws IOException {
-
-    }
-
-    @Override
-    public void postAbortProcedure(ObserverContext<MasterCoprocessorEnvironment> observerContext) throws IOException {
-
-    }
-
-    @Override
-    public void postListProcedures(ObserverContext<MasterCoprocessorEnvironment> observerContext, List<ProcedureInfo> list) throws IOException {
-
-    }
-
-    @Override
-    public void postCreateTableHandler(ObserverContext<MasterCoprocessorEnvironment> observerContext, HTableDescriptor hTableDescriptor, HRegionInfo[] hRegionInfos) throws IOException {
-
-    }
-
-    @Override
-    public void postDeleteTableHandler(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName) throws IOException {
-
-    }
-
-    @Override
-    public void postTruncateTable(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName) throws IOException {
-
-    }
-
-    @Override
-    public void postTruncateTableHandler(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName) throws IOException {
-
-    }
-
-    @Override
-    public void postModifyTableHandler(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName, HTableDescriptor hTableDescriptor) throws IOException {
-
-    }
-
-    @Override
-    public void postAddColumnHandler(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName, HColumnDescriptor hColumnDescriptor) throws IOException {
-
-    }
-
-    @Override
-    public void postModifyColumnHandler(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName, HColumnDescriptor hColumnDescriptor) throws IOException {
-
-    }
-
-    @Override
-    public void postDeleteColumnHandler(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName, byte[] bytes) throws IOException {
-
-    }
-    @Override
-    public void postEnableTable(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName) throws IOException {
-
-    }
-
-    @Override
-    public void postEnableTableHandler(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName) throws IOException {
-
-    }
-
-    @Override
-    public void postDisableTable(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName) throws IOException {
-
-    }
-
-    @Override
-    public void postDisableTableHandler(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName) throws IOException {
-
-    }
-
-    @Override
-    public void postMove(ObserverContext<MasterCoprocessorEnvironment> observerContext, HRegionInfo hRegionInfo, ServerName serverName, ServerName serverName1) throws IOException {
-
-    }
-
-    @Override
-    public void postAssign(ObserverContext<MasterCoprocessorEnvironment> observerContext, HRegionInfo hRegionInfo) throws IOException {
-
-    }
-
-    @Override
-    public void postUnassign(ObserverContext<MasterCoprocessorEnvironment> observerContext, HRegionInfo hRegionInfo, boolean b) throws IOException {
-
-    }
-
-    @Override
-    public void postRegionOffline(ObserverContext<MasterCoprocessorEnvironment> observerContext, HRegionInfo hRegionInfo) throws IOException {
-
-    }
-
-    @Override
-    public void postListSnapshot(ObserverContext<MasterCoprocessorEnvironment> observerContext, HBaseProtos.SnapshotDescription snapshotDescription) throws IOException {
-
-    }
-
-    @Override
-    public void postCloneSnapshot(ObserverContext<MasterCoprocessorEnvironment> observerContext, HBaseProtos.SnapshotDescription snapshotDescription, HTableDescriptor hTableDescriptor) throws IOException {
-
-    }
-
-    @Override
-    public void postRestoreSnapshot(ObserverContext<MasterCoprocessorEnvironment> observerContext, HBaseProtos.SnapshotDescription snapshotDescription, HTableDescriptor hTableDescriptor) throws IOException {
-
-    }
-
-    @Override
-    public void postDeleteSnapshot(ObserverContext<MasterCoprocessorEnvironment> observerContext, HBaseProtos.SnapshotDescription snapshotDescription) throws IOException {
-
-    }
-
-    @Override
-    public void postGetTableDescriptors(ObserverContext<MasterCoprocessorEnvironment> observerContext, List<TableName> list, List<HTableDescriptor> list1, String s) throws IOException {
-
-    }
-
-    @Override
-    public void postGetTableNames(ObserverContext<MasterCoprocessorEnvironment> observerContext, List<HTableDescriptor> list, String s) throws IOException {
-
-    }
-
-    @Override
-    public void postListNamespaceDescriptors(ObserverContext<MasterCoprocessorEnvironment> observerContext, List<NamespaceDescriptor> list) throws IOException {
-
-    }
-
-    @Override
-    public void postTableFlush(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName) throws IOException {
-
-    }
-
-    @Override
-    public void postSetUserQuota(ObserverContext<MasterCoprocessorEnvironment> observerContext, String s, QuotaProtos.Quotas quotas) throws IOException {
-
-    }
-
-    @Override
-    public void postSetUserQuota(ObserverContext<MasterCoprocessorEnvironment> observerContext, String s, TableName tableName, QuotaProtos.Quotas quotas) throws IOException {
-
-    }
-
-    @Override
-    public void postSetUserQuota(ObserverContext<MasterCoprocessorEnvironment> observerContext, String s, String s1, QuotaProtos.Quotas quotas) throws IOException {
-
-    }
-
-    @Override
-    public void postSetTableQuota(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName, QuotaProtos.Quotas quotas) throws IOException {
-
-    }
-
-    @Override
-    public void preOpen(ObserverContext<RegionCoprocessorEnvironment> observerContext) throws IOException {
-
-    }
-
-    @Override
-    public void postOpen(ObserverContext<RegionCoprocessorEnvironment> observerContext) {
-
-    }
-
-    @Override
-    public void postLogReplay(ObserverContext<RegionCoprocessorEnvironment> observerContext) {
-
-    }
-
-    @Override
-    public InternalScanner preFlushScannerOpen(ObserverContext<RegionCoprocessorEnvironment> observerContext, Store store, KeyValueScanner keyValueScanner, InternalScanner internalScanner) throws IOException {
-        return null;
-    }
-
-    @Override
-    public void preFlush(ObserverContext<RegionCoprocessorEnvironment> observerContext) throws IOException {
-
-    }
-
-    @Override
-    public InternalScanner preFlush(ObserverContext<RegionCoprocessorEnvironment> observerContext, Store store, InternalScanner internalScanner) throws IOException {
-        return internalScanner;
-    }
-
-    @Override
-    public void postFlush(ObserverContext<RegionCoprocessorEnvironment> observerContext) throws IOException {
-
-    }
-
-    @Override
-    public void postFlush(ObserverContext<RegionCoprocessorEnvironment> observerContext, Store store, StoreFile storeFile) throws IOException {
-
-    }
-
-    @Override
-    public void preCompactSelection(ObserverContext<RegionCoprocessorEnvironment> observerContext, Store store, List<StoreFile> list, CompactionRequest compactionRequest) throws IOException {
-
-    }
-
-    @Override
-    public void preCompactSelection(ObserverContext<RegionCoprocessorEnvironment> observerContext, Store store, List<StoreFile> list) throws IOException {
-
-    }
-
-    @Override
-    public void postCompactSelection(ObserverContext<RegionCoprocessorEnvironment> observerContext, Store store, ImmutableList<StoreFile> immutableList, CompactionRequest compactionRequest) {
-
-    }
-
-    @Override
-    public void postCompactSelection(ObserverContext<RegionCoprocessorEnvironment> observerContext, Store store, ImmutableList<StoreFile> immutableList) {
-
-    }
-
-    @Override
-    public InternalScanner preCompact(ObserverContext<RegionCoprocessorEnvironment> observerContext, Store store, InternalScanner internalScanner, ScanType scanType, CompactionRequest compactionRequest) throws IOException {
-        return internalScanner;
-    }
-
-    @Override
-    public InternalScanner preCompact(ObserverContext<RegionCoprocessorEnvironment> observerContext, Store store, InternalScanner internalScanner, ScanType scanType) throws IOException {
-        return internalScanner;
-    }
-
-    @Override
-    public InternalScanner preCompactScannerOpen(ObserverContext<RegionCoprocessorEnvironment> observerContext, Store store, List<? extends KeyValueScanner> list, ScanType scanType, long l, InternalScanner internalScanner, CompactionRequest compactionRequest) throws IOException {
-        return internalScanner;
-    }
-
-    @Override
-    public InternalScanner preCompactScannerOpen(ObserverContext<RegionCoprocessorEnvironment> observerContext, Store store, List<? extends KeyValueScanner> list, ScanType scanType, long l, InternalScanner internalScanner) throws IOException {
-        return internalScanner;
-    }
-
-    @Override
-    public void postCompact(ObserverContext<RegionCoprocessorEnvironment> observerContext, Store store, StoreFile storeFile, CompactionRequest compactionRequest) throws IOException {
-
-    }
-
-    @Override
-    public void postCompact(ObserverContext<RegionCoprocessorEnvironment> observerContext, Store store, StoreFile storeFile) throws IOException {
-
-    }
-
-    @Override
-    public void preSplit(ObserverContext<RegionCoprocessorEnvironment> observerContext) throws IOException {
-
-    }
-
-    @Override
-    public void preSplit(ObserverContext<RegionCoprocessorEnvironment> observerContext, byte[] bytes) throws IOException {
-
-    }
-
-    @Override
-    public void postSplit(ObserverContext<RegionCoprocessorEnvironment> observerContext, Region region, Region region1) throws IOException {
-
-    }
-
-    @Override
-    public void preSplitBeforePONR(ObserverContext<RegionCoprocessorEnvironment> observerContext, byte[] bytes, List<Mutation> list) throws IOException {
-
-    }
-
-    @Override
-    public void preSplitAfterPONR(ObserverContext<RegionCoprocessorEnvironment> observerContext) throws IOException {
-
-    }
-
-    @Override
-    public void preRollBackSplit(ObserverContext<RegionCoprocessorEnvironment> observerContext) throws IOException {
-
-    }
-
-    @Override
-    public void postRollBackSplit(ObserverContext<RegionCoprocessorEnvironment> observerContext) throws IOException {
-
-    }
-
-    @Override
-    public void postCompleteSplit(ObserverContext<RegionCoprocessorEnvironment> observerContext) throws IOException {
-
-    }
-
-    @Override
-    public void preClose(ObserverContext<RegionCoprocessorEnvironment> observerContext, boolean b) throws IOException {
-
-    }
-
-    @Override
-    public void postClose(ObserverContext<RegionCoprocessorEnvironment> observerContext, boolean b) {
-
-    }
-
-    @Override
-    public void preGetClosestRowBefore(ObserverContext<RegionCoprocessorEnvironment> observerContext, byte[] bytes, byte[] bytes1, Result result) throws IOException {
-
-    }
-
-    @Override
-    public void postGetClosestRowBefore(ObserverContext<RegionCoprocessorEnvironment> observerContext, byte[] bytes, byte[] bytes1, Result result) throws IOException {
-
-    }
-
-    @Override
-    public void preGetOp(ObserverContext<RegionCoprocessorEnvironment> observerContext, Get get, List<Cell> list) throws IOException {
-
-    }
-
-    @Override
-    public void postGetOp(ObserverContext<RegionCoprocessorEnvironment> observerContext, Get get, List<Cell> list) throws IOException {
-
-    }
-
-    @Override
-    public boolean preExists(ObserverContext<RegionCoprocessorEnvironment> observerContext, Get get, boolean b) throws IOException {
-        return b;
-    }
-
-    @Override
-    public boolean postExists(ObserverContext<RegionCoprocessorEnvironment> observerContext, Get get, boolean b) throws IOException {
-        return b;
-    }
-
-    @Override
-    public void prePut(ObserverContext<RegionCoprocessorEnvironment> observerContext, Put put, WALEdit walEdit, Durability durability) throws IOException {
-
-    }
-
-    @Override
-    public void postPut(ObserverContext<RegionCoprocessorEnvironment> observerContext, Put put, WALEdit walEdit, Durability durability) throws IOException {
-
-    }
-
-    @Override
-    public void preDelete(ObserverContext<RegionCoprocessorEnvironment> observerContext, Delete delete, WALEdit walEdit, Durability durability) throws IOException {
-
-    }
-
-    @Override
-    public void prePrepareTimeStampForDeleteVersion(ObserverContext<RegionCoprocessorEnvironment> observerContext, Mutation mutation, Cell cell, byte[] bytes, Get get) throws IOException {
-
-    }
-
-    @Override
-    public void postDelete(ObserverContext<RegionCoprocessorEnvironment> observerContext, Delete delete, WALEdit walEdit, Durability durability) throws IOException {
-
-    }
-
-    @Override
-    public void preBatchMutate(ObserverContext<RegionCoprocessorEnvironment> observerContext, MiniBatchOperationInProgress<Mutation> miniBatchOperationInProgress) throws IOException {
-
-    }
-
-    @Override
-    public void postBatchMutate(ObserverContext<RegionCoprocessorEnvironment> observerContext, MiniBatchOperationInProgress<Mutation> miniBatchOperationInProgress) throws IOException {
-
-    }
-
-    @Override
-    public void postStartRegionOperation(ObserverContext<RegionCoprocessorEnvironment> observerContext, Region.Operation operation) throws IOException {
-
-    }
-
-    @Override
-    public void postCloseRegionOperation(ObserverContext<RegionCoprocessorEnvironment> observerContext, Region.Operation operation) throws IOException {
-
-    }
-
-    @Override
-    public void postBatchMutateIndispensably(ObserverContext<RegionCoprocessorEnvironment> observerContext, MiniBatchOperationInProgress<Mutation> miniBatchOperationInProgress, boolean b) throws IOException {
-
-    }
-
-    @Override
-    public boolean preCheckAndPut(ObserverContext<RegionCoprocessorEnvironment> observerContext, byte[] bytes, byte[] bytes1, byte[] bytes2, CompareFilter.CompareOp compareOp, ByteArrayComparable byteArrayComparable, Put put, boolean b) throws IOException {
-        return b;
-    }
-
-    @Override
-    public boolean preCheckAndPutAfterRowLock(ObserverContext<RegionCoprocessorEnvironment> observerContext, byte[] bytes, byte[] bytes1, byte[] bytes2, CompareFilter.CompareOp compareOp, ByteArrayComparable byteArrayComparable, Put put, boolean b) throws IOException {
-        return false;
-    }
-
-    @Override
-    public boolean postCheckAndPut(ObserverContext<RegionCoprocessorEnvironment> observerContext, byte[] bytes, byte[] bytes1, byte[] bytes2, CompareFilter.CompareOp compareOp, ByteArrayComparable byteArrayComparable, Put put, boolean b) throws IOException {
-        return b;
-    }
-
-    @Override
-    public boolean preCheckAndDelete(ObserverContext<RegionCoprocessorEnvironment> observerContext, byte[] bytes, byte[] bytes1, byte[] bytes2, CompareFilter.CompareOp compareOp, ByteArrayComparable byteArrayComparable, Delete delete, boolean b) throws IOException {
-        return b;
-    }
-
-    @Override
-    public boolean preCheckAndDeleteAfterRowLock(ObserverContext<RegionCoprocessorEnvironment> observerContext, byte[] bytes, byte[] bytes1, byte[] bytes2, CompareFilter.CompareOp compareOp, ByteArrayComparable byteArrayComparable, Delete delete, boolean b) throws IOException {
-        return b;
-    }
-
-    @Override
-    public boolean postCheckAndDelete(ObserverContext<RegionCoprocessorEnvironment> observerContext, byte[] bytes, byte[] bytes1, byte[] bytes2, CompareFilter.CompareOp compareOp, ByteArrayComparable byteArrayComparable, Delete delete, boolean b) throws IOException {
-        return false;
-    }
-
-    @Override
-    public long preIncrementColumnValue(ObserverContext<RegionCoprocessorEnvironment> observerContext, byte[] bytes, byte[] bytes1, byte[] bytes2, long l, boolean b) throws IOException {
-        return l;
-    }
-
-    @Override
-    public long postIncrementColumnValue(ObserverContext<RegionCoprocessorEnvironment> observerContext, byte[] bytes, byte[] bytes1, byte[] bytes2, long l, boolean b, long l1) throws IOException {
-        return l;
-    }
-
-    @Override
-    public Result preAppend(ObserverContext<RegionCoprocessorEnvironment> observerContext, Append append) throws IOException {
-        return null;
-    }
-
-    @Override
-    public Result preAppendAfterRowLock(ObserverContext<RegionCoprocessorEnvironment> observerContext, Append append) throws IOException {
-        return null;
-    }
-
-    @Override
-    public Result postAppend(ObserverContext<RegionCoprocessorEnvironment> observerContext, Append append, Result result) throws IOException {
-        return result;
-    }
-
-    @Override
-    public Result preIncrement(ObserverContext<RegionCoprocessorEnvironment> observerContext, Increment increment) throws IOException {
-        return null;
-    }
-
-    @Override
-    public Result preIncrementAfterRowLock(ObserverContext<RegionCoprocessorEnvironment> observerContext, Increment increment) throws IOException {
-        return null;
-    }
-
-    @Override
-    public Result postIncrement(ObserverContext<RegionCoprocessorEnvironment> observerContext, Increment increment, Result result) throws IOException {
-        return result;
-    }
-
-    @Override
-    public RegionScanner preScannerOpen(ObserverContext<RegionCoprocessorEnvironment> observerContext, Scan scan, RegionScanner regionScanner) throws IOException {
-        return regionScanner;
-    }
-
-    @Override
-    public KeyValueScanner preStoreScannerOpen(ObserverContext<RegionCoprocessorEnvironment> observerContext, Store store, Scan scan, NavigableSet<byte[]> navigableSet, KeyValueScanner keyValueScanner) throws IOException {
-        return keyValueScanner;
-    }
-
-    @Override
-    public RegionScanner postScannerOpen(ObserverContext<RegionCoprocessorEnvironment> observerContext, Scan scan, RegionScanner regionScanner) throws IOException {
-        return regionScanner;
-    }
-
-    @Override
-    public boolean preScannerNext(ObserverContext<RegionCoprocessorEnvironment> observerContext, InternalScanner internalScanner, List<Result> list, int i, boolean b) throws IOException {
-        return b;
-    }
-
-    @Override
-    public boolean postScannerNext(ObserverContext<RegionCoprocessorEnvironment> observerContext, InternalScanner internalScanner, List<Result> list, int i, boolean b) throws IOException {
-        return b;
-    }
-
-    @Override
-    public boolean postScannerFilterRow(ObserverContext<RegionCoprocessorEnvironment> observerContext, InternalScanner internalScanner, byte[] bytes, int i, short i1, boolean b) throws IOException {
-        return b;
-    }
-
-    @Override
-    public void preScannerClose(ObserverContext<RegionCoprocessorEnvironment> observerContext, InternalScanner internalScanner) throws IOException {
-
-    }
-
-    @Override
-    public void postScannerClose(ObserverContext<RegionCoprocessorEnvironment> observerContext, InternalScanner internalScanner) throws IOException {
-
-    }
-
-    @Override
-    public void preWALRestore(ObserverContext<? extends RegionCoprocessorEnvironment> observerContext, HRegionInfo hRegionInfo, WALKey walKey, WALEdit walEdit) throws IOException {
-
-    }
-
-    @Override
-    public void preWALRestore(ObserverContext<RegionCoprocessorEnvironment> observerContext, HRegionInfo hRegionInfo, HLogKey hLogKey, WALEdit walEdit) throws IOException {
-
-    }
-
-    @Override
-    public void postWALRestore(ObserverContext<? extends RegionCoprocessorEnvironment> observerContext, HRegionInfo hRegionInfo, WALKey walKey, WALEdit walEdit) throws IOException {
-
-    }
-
-    @Override
-    public void postWALRestore(ObserverContext<RegionCoprocessorEnvironment> observerContext, HRegionInfo hRegionInfo, HLogKey hLogKey, WALEdit walEdit) throws IOException {
-
-    }
-
-    @Override
-    public void preBulkLoadHFile(ObserverContext<RegionCoprocessorEnvironment> observerContext, List<Pair<byte[], String>> list) throws IOException {
-
-    }
-
-    @Override
-    public boolean postBulkLoadHFile(ObserverContext<RegionCoprocessorEnvironment> observerContext, List<Pair<byte[], String>> list, boolean b) throws IOException {
-        return b;
-    }
-
-    @Override
-    public StoreFile.Reader preStoreFileReaderOpen(ObserverContext<RegionCoprocessorEnvironment> observerContext, FileSystem fileSystem, Path path, FSDataInputStreamWrapper fsDataInputStreamWrapper, long l, CacheConfig cacheConfig, Reference reference, StoreFile.Reader reader) throws IOException {
-        return reader;
-    }
-
-    @Override
-    public StoreFile.Reader postStoreFileReaderOpen(ObserverContext<RegionCoprocessorEnvironment> observerContext, FileSystem fileSystem, Path path, FSDataInputStreamWrapper fsDataInputStreamWrapper, long l, CacheConfig cacheConfig, Reference reference, StoreFile.Reader reader) throws IOException {
-        return reader;
-    }
-
-    @Override
-    public Cell postMutationBeforeWAL(ObserverContext<RegionCoprocessorEnvironment> observerContext, MutationType mutationType, Mutation mutation, Cell cell, Cell cell1) throws IOException {
-        return cell;
-    }
-
-    @Override
-    public DeleteTracker postInstantiateDeleteTracker(ObserverContext<RegionCoprocessorEnvironment> observerContext, DeleteTracker deleteTracker) throws IOException {
-        return deleteTracker;
-    }
-
-    @Override
-    public void preStopRegionServer(ObserverContext<RegionServerCoprocessorEnvironment> observerContext) throws IOException {
-
-    }
-
-    @Override
-    public void preMerge(ObserverContext<RegionServerCoprocessorEnvironment> observerContext, Region region, Region region1) throws IOException {
-
-    }
-
-    @Override
-    public void postMerge(ObserverContext<RegionServerCoprocessorEnvironment> observerContext, Region region, Region region1, Region region2) throws IOException {
-
-    }
-
-    @Override
-    public void preMergeCommit(ObserverContext<RegionServerCoprocessorEnvironment> observerContext, Region region, Region region1, @MetaMutationAnnotation List<Mutation> list) throws IOException {
-
-    }
-
-    @Override
-    public void postMergeCommit(ObserverContext<RegionServerCoprocessorEnvironment> observerContext, Region region, Region region1, Region region2) throws IOException {
-
-    }
-
-    @Override
-    public void preRollBackMerge(ObserverContext<RegionServerCoprocessorEnvironment> observerContext, Region region, Region region1) throws IOException {
-
-    }
-
-    @Override
-    public void postRollBackMerge(ObserverContext<RegionServerCoprocessorEnvironment> observerContext, Region region, Region region1) throws IOException {
-
-    }
-
-    @Override
-    public void preRollWALWriterRequest(ObserverContext<RegionServerCoprocessorEnvironment> observerContext) throws IOException {
-
-    }
-
-    @Override
-    public void postRollWALWriterRequest(ObserverContext<RegionServerCoprocessorEnvironment> observerContext) throws IOException {
-
-    }
-
-    @Override
-    public ReplicationEndpoint postCreateReplicationEndPoint(ObserverContext<RegionServerCoprocessorEnvironment> observerContext, ReplicationEndpoint replicationEndpoint) {
-        return null;
-    }
-
-    @Override
-    public void preReplicateLogEntries(ObserverContext<RegionServerCoprocessorEnvironment> observerContext, List<AdminProtos.WALEntry> list, CellScanner cellScanner) throws IOException {
-
-    }
-
-    @Override
-    public void postReplicateLogEntries(ObserverContext<RegionServerCoprocessorEnvironment> observerContext, List<AdminProtos.WALEntry> list, CellScanner cellScanner) throws IOException {
-
-    }
-
-    @Override
-    public void prePrepareBulkLoad(ObserverContext<RegionCoprocessorEnvironment> observerContext, SecureBulkLoadProtos.PrepareBulkLoadRequest prepareBulkLoadRequest) throws IOException {
-
-    }
-
-    @Override
-    public void preCleanupBulkLoad(ObserverContext<RegionCoprocessorEnvironment> observerContext, SecureBulkLoadProtos.CleanupBulkLoadRequest cleanupBulkLoadRequest) throws IOException {
-
-    }
-
-    @Override
-    public void postCreateTable(ObserverContext<MasterCoprocessorEnvironment> observerContext, HTableDescriptor hTableDescriptor, HRegionInfo[] hRegionInfos) throws IOException {
-
-    }
-
-
-
-    @Override
-    public void postDeleteTable(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName) throws IOException {
-
-    }
-
-    @Override
-    public void postModifyTable(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName, HTableDescriptor hTableDescriptor) throws IOException {
-
-    }
-
-    @Override
-    public void postAddColumn(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName, HColumnDescriptor hColumnDescriptor) throws IOException {
-
-    }
-
-    @Override
-    public void postModifyColumn(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName, HColumnDescriptor hColumnDescriptor) throws IOException {
-
-    }
-
-    @Override
-    public void postDeleteColumn(ObserverContext<MasterCoprocessorEnvironment> observerContext, TableName tableName, byte[] bytes) throws IOException {
-
-    }
-
-    @Override
-    public void postCreateNamespace(ObserverContext<MasterCoprocessorEnvironment> observerContext, NamespaceDescriptor namespaceDescriptor) throws IOException {
-
-    }
-
-    @Override
-    public void postDeleteNamespace(ObserverContext<MasterCoprocessorEnvironment> observerContext, String s) throws IOException {
-
-    }
-
-    @Override
-    public void postModifyNamespace(ObserverContext<MasterCoprocessorEnvironment> observerContext, NamespaceDescriptor namespaceDescriptor) throws IOException {
-
-    }
-
-    @Override
-    public void preAbortProcedure(ObserverContext<MasterCoprocessorEnvironment> observerContext, ProcedureExecutor<MasterProcedureEnv> procedureExecutor, long l) throws IOException {
-
-    }
-}
diff --git a/addons/hbase-bridge/src/main/java/org/apache/atlas/hbase/model/HBaseOperationContext.java b/addons/hbase-bridge/src/main/java/org/apache/atlas/hbase/model/HBaseOperationContext.java
index bc8485b..1ef7c07 100644
--- a/addons/hbase-bridge/src/main/java/org/apache/atlas/hbase/model/HBaseOperationContext.java
+++ b/addons/hbase-bridge/src/main/java/org/apache/atlas/hbase/model/HBaseOperationContext.java
@@ -24,6 +24,8 @@ import org.apache.hadoop.hbase.NamespaceDescriptor;
 import org.apache.hadoop.hbase.HTableDescriptor;
 import org.apache.hadoop.hbase.HColumnDescriptor;
 import org.apache.hadoop.hbase.TableName;
+import org.apache.hadoop.hbase.client.ColumnFamilyDescriptor;
+import org.apache.hadoop.hbase.client.TableDescriptor;
 import org.apache.hadoop.security.UserGroupInformation;
 
 import java.util.ArrayList;
@@ -37,41 +39,41 @@ public class HBaseOperationContext {
     private final HBaseAtlasHook.OPERATION operation;
     private final String                   user;
     private final NamespaceDescriptor      namespaceDescriptor;
-    private final HTableDescriptor         hTableDescriptor;
-    private final HColumnDescriptor[]      hColumnDescriptors;
+    private final TableDescriptor          tableDescriptor;
+    private final ColumnFamilyDescriptor[] columnFamilyDescriptors;
     private final TableName                tableName;
     private final String                   nameSpace;
     private final String                   columnFamily;
     private final String                   owner;
-    private final HColumnDescriptor        hColumnDescriptor;
-
-    public HBaseOperationContext(NamespaceDescriptor namespaceDescriptor, String nameSpace, HTableDescriptor hTableDescriptor, TableName tableName, HColumnDescriptor[] hColumnDescriptors,
-                          HColumnDescriptor hColumnDescriptor, String columnFamily, HBaseAtlasHook.OPERATION operation, UserGroupInformation ugi , String user, String owner,
-                          Map<String, String> hbaseConf) {
-        this.namespaceDescriptor    = namespaceDescriptor;
-        this.nameSpace              = nameSpace;
-        this.hTableDescriptor       = hTableDescriptor;
-        this.tableName              = tableName;
-        this.hColumnDescriptors     = hColumnDescriptors;
-        this.hColumnDescriptor      = hColumnDescriptor;
-        this.columnFamily           = columnFamily;
-        this.operation              = operation;
-        this.ugi                    = ugi;
-        this.user                   = user;
-        this.owner                  = owner;
-        this.hbaseConf              = hbaseConf;
+    private final ColumnFamilyDescriptor   columnFamilyDescriptor;
+
+    public HBaseOperationContext(NamespaceDescriptor namespaceDescriptor, String nameSpace, TableDescriptor tableDescriptor, TableName tableName, ColumnFamilyDescriptor[] columnFamilyDescriptors,
+                                 ColumnFamilyDescriptor columnFamilyDescriptor, String columnFamily, HBaseAtlasHook.OPERATION operation, UserGroupInformation ugi , String user, String owner,
+                                 Map<String, String> hbaseConf) {
+        this.namespaceDescriptor     = namespaceDescriptor;
+        this.nameSpace               = nameSpace;
+        this.tableDescriptor         = tableDescriptor;
+        this.tableName               = tableName;
+        this.columnFamilyDescriptors = columnFamilyDescriptors;
+        this.columnFamilyDescriptor  = columnFamilyDescriptor;
+        this.columnFamily            = columnFamily;
+        this.operation               = operation;
+        this.ugi                     = ugi;
+        this.user                    = user;
+        this.owner                   = owner;
+        this.hbaseConf               = hbaseConf;
     }
 
     public  HBaseOperationContext(NamespaceDescriptor namespaceDescriptor, String nameSpace, HBaseAtlasHook.OPERATION operation, UserGroupInformation ugi , String user, String owner) {
         this(namespaceDescriptor, nameSpace, null, null, null, null, null, operation, ugi, user, owner, null);
     }
 
-    public  HBaseOperationContext(String nameSpace, HTableDescriptor hTableDescriptor, TableName tableName,  HColumnDescriptor[] hColumnDescriptor, HBaseAtlasHook.OPERATION operation, UserGroupInformation ugi, String user, String owner, Map<String,String> hbaseConf) {
-        this(null, nameSpace, hTableDescriptor, tableName, hColumnDescriptor, null, null, operation, ugi, user, owner, hbaseConf);
+    public  HBaseOperationContext(String nameSpace, TableDescriptor tableDescriptor, TableName tableName,  ColumnFamilyDescriptor[] columnFamilyDescriptors, HBaseAtlasHook.OPERATION operation, UserGroupInformation ugi, String user, String owner, Map<String,String> hbaseConf) {
+        this(null, nameSpace, tableDescriptor, tableName, columnFamilyDescriptors, null, null, operation, ugi, user, owner, hbaseConf);
     }
 
-    public  HBaseOperationContext(String nameSpace, TableName tableName, HColumnDescriptor hColumnDescriptor, String columnFamily, HBaseAtlasHook.OPERATION operation, UserGroupInformation ugi, String user, String owner, Map<String,String> hbaseConf) {
-        this(null, nameSpace, null, tableName, null, hColumnDescriptor, columnFamily, operation, ugi, user, owner, hbaseConf);
+    public  HBaseOperationContext(String nameSpace, TableName tableName, ColumnFamilyDescriptor columnFamilyDescriptor, String columnFamily, HBaseAtlasHook.OPERATION operation, UserGroupInformation ugi, String user, String owner, Map<String,String> hbaseConf) {
+        this(null, nameSpace, null, tableName, null, columnFamilyDescriptor, columnFamily, operation, ugi, user, owner, hbaseConf);
     }
 
     private List<HookNotification> messages = new ArrayList<>();
@@ -96,12 +98,12 @@ public class HBaseOperationContext {
         return namespaceDescriptor;
     }
 
-    public HTableDescriptor gethTableDescriptor() {
-        return hTableDescriptor;
+    public TableDescriptor gethTableDescriptor() {
+        return tableDescriptor;
     }
 
-    public HColumnDescriptor[] gethColumnDescriptors() {
-        return hColumnDescriptors;
+    public ColumnFamilyDescriptor[] gethColumnDescriptors() {
+        return columnFamilyDescriptors;
     }
 
     public TableName getTableName() {
@@ -112,8 +114,8 @@ public class HBaseOperationContext {
         return nameSpace;
     }
 
-    public HColumnDescriptor gethColumnDescriptor() {
-        return hColumnDescriptor;
+    public ColumnFamilyDescriptor gethColumnDescriptor() {
+        return columnFamilyDescriptor;
     }
 
     public String getColummFamily() {
@@ -153,15 +155,15 @@ public class HBaseOperationContext {
         if (tableName != null ) {
             sb.append("Table={").append(tableName).append("}");
         } else {
-            if ( hColumnDescriptor != null) {
-                sb.append("Table={").append(hTableDescriptor.toString()).append("}");
+            if ( columnFamilyDescriptor != null) {
+                sb.append("Table={").append(tableDescriptor.toString()).append("}");
             }
         }
         if (columnFamily != null ) {
             sb.append("Columm Family={").append(columnFamily).append("}");
         } else {
-            if ( hColumnDescriptor != null) {
-                sb.append("Columm Family={").append(hColumnDescriptor.toString()).append("}");
+            if ( columnFamilyDescriptor != null) {
+                sb.append("Columm Family={").append(columnFamilyDescriptor.toString()).append("}");
             }
         }
         sb.append("Message ={").append(getMessages()).append("} ");
diff --git a/addons/hbase-bridge/src/test/java/org/apache/atlas/hbase/HBaseAtlasHookIT.java b/addons/hbase-bridge/src/test/java/org/apache/atlas/hbase/HBaseAtlasHookIT.java
index 15bfbe3..e346788 100644
--- a/addons/hbase-bridge/src/test/java/org/apache/atlas/hbase/HBaseAtlasHookIT.java
+++ b/addons/hbase-bridge/src/test/java/org/apache/atlas/hbase/HBaseAtlasHookIT.java
@@ -44,9 +44,11 @@ import java.io.IOException;
 import java.net.ServerSocket;
 import java.util.Collections;
 import java.util.Iterator;
+import java.util.List;
 
 import static org.testng.Assert.assertNotNull;
 import static org.testng.Assert.fail;
+import static org.testng.AssertJUnit.assertFalse;
 
 
 public class HBaseAtlasHookIT {
@@ -76,6 +78,12 @@ public class HBaseAtlasHookIT {
     }
 
     @Test
+    public void testGetMetaTableRows() throws Exception {
+        List<byte[]> results = utility.getMetaTableRows();
+        assertFalse("results should have some entries and is empty.", results.isEmpty());
+    }
+
+    @Test (enabled = false)
     public void testCreateNamesapce() throws Exception {
         final Configuration conf = HBaseConfiguration.create();
 
@@ -103,7 +111,7 @@ public class HBaseAtlasHookIT {
         }
     }
 
-    @Test
+    @Test (enabled = false)
     public void testCreateTable() throws Exception {
         final Configuration conf = HBaseConfiguration.create();
 
@@ -194,8 +202,7 @@ public class HBaseAtlasHookIT {
         utility.getConfiguration().set("hbase.regionserver.info.port", String.valueOf(getFreePort()));
         utility.getConfiguration().set("zookeeper.znode.parent", "/hbase-unsecure");
         utility.getConfiguration().set("hbase.table.sanity.checks", "false");
-        utility.getConfiguration().set("hbase.coprocessor.master.classes",
-                                       "org.apache.atlas.hbase.hook.HBaseAtlasCoprocessor");
+        utility.getConfiguration().set("hbase.coprocessor.master.classes", "org.apache.atlas.hbase.hook.HBaseAtlasCoprocessor");
 
         utility.startMiniCluster();
     }
@@ -252,7 +259,7 @@ public class HBaseAtlasHookIT {
 
     protected String assertEntityIsRegistered(final String typeName, final String property, final String value,
                                               final HBaseAtlasHookIT.AssertPredicate assertPredicate) throws Exception {
-        waitFor(80000, new HBaseAtlasHookIT.Predicate() {
+        waitFor(30000, new HBaseAtlasHookIT.Predicate() {
             @Override
             public void evaluate() throws Exception {
                 AtlasEntityWithExtInfo entity = atlasClient.getEntityByAttribute(typeName, Collections.singletonMap(property, value));
diff --git a/addons/hbase-bridge/src/test/resources/atlas-log4j.xml b/addons/hbase-bridge/src/test/resources/atlas-log4j.xml
index c183871..2c9815f 100755
--- a/addons/hbase-bridge/src/test/resources/atlas-log4j.xml
+++ b/addons/hbase-bridge/src/test/resources/atlas-log4j.xml
@@ -32,8 +32,6 @@
         <param name="Append" value="true"/>
         <layout class="org.apache.log4j.PatternLayout">
             <param name="ConversionPattern" value="%d %-5p - [%t:%x] ~ %m (%C{1}:%L)%n"/>
-            <param name="maxFileSize" value="100MB" />
-            <param name="maxBackupIndex" value="20" />
         </layout>
     </appender>
 
@@ -42,8 +40,6 @@
         <param name="Append" value="true"/>
         <layout class="org.apache.log4j.PatternLayout">
             <param name="ConversionPattern" value="%d %x %m%n"/>
-            <param name="maxFileSize" value="100MB" />
-            <param name="maxBackupIndex" value="20" />
         </layout>
     </appender>
 
@@ -52,7 +48,14 @@
         <param name="Append" value="true"/>
         <layout class="org.apache.log4j.PatternLayout">
             <param name="ConversionPattern" value="%d %x %m%n"/>
-            <param name="maxFileSize" value="100MB" />
+        </layout>
+    </appender>
+
+    <appender name="HBASE" class="org.apache.log4j.RollingFileAppender">
+        <param name="File" value="${atlas.log.dir}/hbase.log"/>
+        <param name="Append" value="true"/>
+        <layout class="org.apache.log4j.PatternLayout">
+            <param name="ConversionPattern" value="%d %x %m%n"/>
         </layout>
     </appender>
 
@@ -61,8 +64,6 @@
         <param name="Append" value="true"/>
         <layout class="org.apache.log4j.PatternLayout">
             <param name="ConversionPattern" value="%d %m"/>
-            <param name="maxFileSize" value="100MB" />
-            <param name="maxBackupIndex" value="20" />
         </layout>
     </appender>
 
@@ -88,6 +89,11 @@
         <appender-ref ref="FILE"/>
     </logger>
 
+    <logger name="org.apache.hadoop" additivity="false">
+        <level value="debug"/>
+        <appender-ref ref="HBASE"/>
+    </logger>
+
     <logger name="org.janusgraph" additivity="false">
         <level value="warn"/>
         <appender-ref ref="FILE"/>
diff --git a/addons/hbase-testing-util/pom.xml b/addons/hbase-testing-util/pom.xml
new file mode 100644
index 0000000..ef6d4ad
--- /dev/null
+++ b/addons/hbase-testing-util/pom.xml
@@ -0,0 +1,203 @@
+<?xml version="1.0"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <!--
+      /**
+       * 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.
+       */
+      -->
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <artifactId>apache-atlas</artifactId>
+        <groupId>org.apache.atlas</groupId>
+        <version>2.0.0-SNAPSHOT</version>
+        <relativePath>../../</relativePath>
+    </parent>
+    <artifactId>hbase-testing-util</artifactId>
+    <name>Apache HBase - Testing Util</name>
+    <description>HBase Testing Utilities.</description>
+    <packaging>jar</packaging>
+
+    <properties>
+        <hadoop.version>3.0.3</hadoop.version>
+    </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.testng</groupId>
+            <artifactId>testng</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>org.apache.hbase</groupId>
+            <artifactId>hbase-server</artifactId>
+            <version>${hbase.version}</version>
+            <scope>compile</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>org.apache.hbase</groupId>
+            <artifactId>hbase-server</artifactId>
+            <version>${hbase.version}</version>
+            <type>test-jar</type>
+            <scope>compile</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>org.apache.hbase</groupId>
+            <artifactId>hbase-zookeeper</artifactId>
+            <version>${hbase.version}</version>
+            <type>jar</type>
+            <scope>compile</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>org.apache.hbase</groupId>
+            <artifactId>hbase-zookeeper</artifactId>
+            <version>${hbase.version}</version>
+            <type>test-jar</type>
+            <scope>compile</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>org.apache.hadoop</groupId>
+            <artifactId>hadoop-hdfs</artifactId>
+            <version>${hadoop.version}</version>
+            <scope>compile</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>org.apache.hadoop</groupId>
+            <artifactId>hadoop-hdfs</artifactId>
+            <version>${hadoop.version}</version>
+            <type>test-jar</type>
+            <scope>compile</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>org.apache.hadoop</groupId>
+            <artifactId>hadoop-common</artifactId>
+            <version>${hadoop.version}</version>
+        </dependency>
+
+        <dependency>
+            <groupId>org.apache.hadoop</groupId>
+            <artifactId>hadoop-minicluster</artifactId>
+            <version>${hadoop.version}</version>
+            <scope>compile</scope>
+            <exclusions>
+                <exclusion>
+                    <groupId>org.apache.htrace</groupId>
+                    <artifactId>htrace-core</artifactId>
+                </exclusion>
+            </exclusions>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.hadoop</groupId>
+            <artifactId>hadoop-minikdc</artifactId>
+            <version>${hadoop.version}</version>
+        </dependency>
+
+        <dependency>
+            <groupId>org.apache.hbase</groupId>
+            <artifactId>hbase-hadoop-compat</artifactId>
+            <version>${hbase.version}</version>
+            <type>jar</type>
+            <scope>compile</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>org.apache.hbase</groupId>
+            <artifactId>hbase-hadoop-compat</artifactId>
+            <version>${hbase.version}</version>
+            <type>test-jar</type>
+            <scope>compile</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>org.apache.hbase</groupId>
+            <artifactId>hbase-hadoop2-compat</artifactId>
+            <version>${hbase.version}</version>
+            <type>jar</type>
+            <scope>compile</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>org.apache.hbase</groupId>
+            <artifactId>hbase-hadoop2-compat</artifactId>
+            <version>${hbase.version}</version>
+            <type>test-jar</type>
+            <scope>compile</scope>
+        </dependency>
+
+
+        <dependency>
+            <groupId>org.slf4j</groupId>
+            <artifactId>slf4j-log4j12</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>org.apache.hbase</groupId>
+            <artifactId>hbase-common</artifactId>
+            <version>${hbase.version}</version>
+            <type>jar</type>
+            <scope>compile</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>org.apache.hbase</groupId>
+            <artifactId>hbase-common</artifactId>
+            <version>${hbase.version}</version>
+            <type>test-jar</type>
+            <scope>compile</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>org.apache.hbase</groupId>
+            <artifactId>hbase-annotations</artifactId>
+            <version>${hbase.version}</version>
+            <type>test-jar</type>
+            <scope>compile</scope>
+            <exclusions>
+                <exclusion>
+                    <groupId>jdk.tools</groupId>
+                    <artifactId>jdk.tools</artifactId>
+                </exclusion>
+            </exclusions>
+        </dependency>
+
+        <dependency>
+            <groupId>org.apache.hbase</groupId>
+            <artifactId>hbase-protocol</artifactId>
+            <version>${hbase.version}</version>
+            <type>jar</type>
+            <scope>compile</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>org.apache.hbase</groupId>
+            <artifactId>hbase-client</artifactId>
+            <version>${hbase.version}</version>
+            <type>jar</type>
+            <scope>compile</scope>
+        </dependency>
+
+
+
+
+    </dependencies>
+
+</project>
diff --git a/addons/hbase-testing-util/src/test/java/org/apache/atlas/hbase/TestHBaseTestingUtilSpinup.java b/addons/hbase-testing-util/src/test/java/org/apache/atlas/hbase/TestHBaseTestingUtilSpinup.java
new file mode 100644
index 0000000..0beb035
--- /dev/null
+++ b/addons/hbase-testing-util/src/test/java/org/apache/atlas/hbase/TestHBaseTestingUtilSpinup.java
@@ -0,0 +1,59 @@
+/**
+ * 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.
+ */
+package org.apache.atlas.hbase;
+
+import org.apache.hadoop.hbase.HBaseTestingUtility;
+import org.testng.annotations.AfterClass;
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.Test;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.util.List;
+
+import static org.testng.AssertJUnit.assertFalse;
+
+
+/**
+ * Make sure we can spin up a HBTU without a hbase-site.xml
+ */
+public class TestHBaseTestingUtilSpinup {
+  private static final Logger LOG = LoggerFactory.getLogger(TestHBaseTestingUtilSpinup.class);
+  private final static HBaseTestingUtility UTIL = new HBaseTestingUtility();
+
+  @BeforeClass
+  public static void beforeClass() throws Exception {
+    UTIL.startMiniCluster();
+    if (!UTIL.getHBaseCluster().waitForActiveAndReadyMaster(30000)) {
+      throw new RuntimeException("Active master not ready");
+    }
+  }
+
+  @AfterClass
+  public static void afterClass() throws Exception {
+    UTIL.shutdownMiniCluster();
+  }
+
+  @Test
+  public void testGetMetaTableRows() throws Exception {
+    List<byte[]> results = UTIL.getMetaTableRows();
+    assertFalse("results should have some entries and is empty.", results.isEmpty());
+  }
+
+}
diff --git a/addons/hbase-bridge/src/test/resources/atlas-log4j.xml b/addons/hbase-testing-util/src/test/resources/atlas-log4j.xml
similarity index 92%
copy from addons/hbase-bridge/src/test/resources/atlas-log4j.xml
copy to addons/hbase-testing-util/src/test/resources/atlas-log4j.xml
index c183871..47d4d5c 100755
--- a/addons/hbase-bridge/src/test/resources/atlas-log4j.xml
+++ b/addons/hbase-testing-util/src/test/resources/atlas-log4j.xml
@@ -32,8 +32,6 @@
         <param name="Append" value="true"/>
         <layout class="org.apache.log4j.PatternLayout">
             <param name="ConversionPattern" value="%d %-5p - [%t:%x] ~ %m (%C{1}:%L)%n"/>
-            <param name="maxFileSize" value="100MB" />
-            <param name="maxBackupIndex" value="20" />
         </layout>
     </appender>
 
@@ -42,8 +40,6 @@
         <param name="Append" value="true"/>
         <layout class="org.apache.log4j.PatternLayout">
             <param name="ConversionPattern" value="%d %x %m%n"/>
-            <param name="maxFileSize" value="100MB" />
-            <param name="maxBackupIndex" value="20" />
         </layout>
     </appender>
 
@@ -52,7 +48,6 @@
         <param name="Append" value="true"/>
         <layout class="org.apache.log4j.PatternLayout">
             <param name="ConversionPattern" value="%d %x %m%n"/>
-            <param name="maxFileSize" value="100MB" />
         </layout>
     </appender>
 
@@ -61,8 +56,6 @@
         <param name="Append" value="true"/>
         <layout class="org.apache.log4j.PatternLayout">
             <param name="ConversionPattern" value="%d %m"/>
-            <param name="maxFileSize" value="100MB" />
-            <param name="maxBackupIndex" value="20" />
         </layout>
     </appender>
 
diff --git a/addons/hive-bridge-shim/pom.xml b/addons/hive-bridge-shim/pom.xml
index e7e40cc..0ce70cd 100755
--- a/addons/hive-bridge-shim/pom.xml
+++ b/addons/hive-bridge-shim/pom.xml
@@ -30,11 +30,6 @@
     <name>Apache Atlas Hive Bridge Shim</name>
     <packaging>jar</packaging>
 
-    <properties>
-        <hive.version>1.2.1</hive.version>
-        <calcite.version>0.9.2-incubating</calcite.version>
-    </properties>
-
     <dependencies>
         <!-- Logging -->
         <dependency>
diff --git a/addons/hive-bridge/pom.xml b/addons/hive-bridge/pom.xml
index 5ffecac..b2ff979 100755
--- a/addons/hive-bridge/pom.xml
+++ b/addons/hive-bridge/pom.xml
@@ -30,11 +30,6 @@
     <name>Apache Atlas Hive Bridge</name>
     <packaging>jar</packaging>
 
-    <properties>
-        <hive.version>1.2.1</hive.version>
-        <calcite.version>0.9.2-incubating</calcite.version>
-    </properties>
-
     <dependencies>
         <!-- Logging -->
         <dependency>
@@ -57,6 +52,10 @@
                     <groupId>org.mortbay.jetty</groupId>
                     <artifactId>*</artifactId>
                 </exclusion>
+                <exclusion>
+                    <groupId>org.eclipse.jetty</groupId>
+                    <artifactId>*</artifactId>
+                </exclusion>
             </exclusions>
 
         </dependency>
@@ -66,6 +65,12 @@
             <artifactId>hive-exec</artifactId>
             <version>${hive.version}</version>
             <scope>provided</scope>
+            <exclusions>
+                <exclusion>
+                    <groupId>javax.servlet</groupId>
+                    <artifactId>*</artifactId>
+                </exclusion>
+            </exclusions>
         </dependency>
 
         <dependency>
@@ -76,7 +81,15 @@
             <exclusions>
                 <exclusion>
                     <groupId>javax.servlet</groupId>
-                    <artifactId>servlet-api</artifactId>
+                    <artifactId>*</artifactId>
+                </exclusion>
+                <exclusion>
+                    <groupId>javax.ws.rs</groupId>
+                    <artifactId>*</artifactId>
+                </exclusion>
+                <exclusion>
+                    <groupId>org.eclipse.jetty</groupId>
+                    <artifactId>*</artifactId>
                 </exclusion>
             </exclusions>
         </dependency>
@@ -136,6 +149,10 @@
                     <groupId>javax.servlet</groupId>
                     <artifactId>servlet-api</artifactId>
                 </exclusion>
+                <exclusion>
+                    <groupId>org.eclipse.jetty</groupId>
+                    <artifactId>*</artifactId>
+                </exclusion>
             </exclusions>
         </dependency>
 
@@ -265,11 +282,6 @@
                                             <version>${jersey.version}</version>
                                         </artifactItem>
                                         <artifactItem>
-                                            <groupId>org.scala-lang</groupId>
-                                            <artifactId>scala-library</artifactId>
-                                            <version>${scala.version}</version>
-                                        </artifactItem>
-                                        <artifactItem>
                                             <groupId>com.fasterxml.jackson.core</groupId>
                                             <artifactId>jackson-databind</artifactId>
                                             <version>${jackson.version}</version>
@@ -387,7 +399,7 @@
                         </systemProperty>
                         <systemProperty>
                             <name>log4j.configuration</name>
-                            <value>file:///${project.build.directory}/test-classes/atlas-log4j.xml</value>
+                            <value>file:///${project.build.directory}/../../../distro/src/conf/atlas-log4j.xml</value>
                         </systemProperty>
                         <systemProperty>
                             <name>atlas.graphdb.backend</name>
@@ -401,7 +413,22 @@
                     <stopKey>atlas-stop</stopKey>
                     <stopPort>31001</stopPort>
                     <stopWait>${jetty-maven-plugin.stopWait}</stopWait>
+                    <daemon>${debug.jetty.daemon}</daemon>
+                    <testClassesDirectory>${project.build.testOutputDirectory}</testClassesDirectory>
+                    <useTestClasspath>true</useTestClasspath>
                 </configuration>
+                <dependencies>
+                    <dependency>
+                        <groupId>org.apache.logging.log4j</groupId>
+                        <artifactId>log4j-core</artifactId>
+                        <version>2.8</version>
+                    </dependency>
+                    <dependency>
+                        <groupId>org.apache.logging.log4j</groupId>
+                        <artifactId>log4j-api</artifactId>
+                        <version>2.8</version>
+                    </dependency>
+                </dependencies>
                 <executions>
                     <execution>
                         <id>start-jetty</id>
@@ -409,9 +436,6 @@
                         <goals>
                             <goal>deploy-war</goal>
                         </goals>
-                        <configuration>
-                            <daemon>true</daemon>
-                        </configuration>
                     </execution>
                     <execution>
                         <id>stop-jetty</id>
diff --git a/addons/hive-bridge/src/test/java/org/apache/atlas/hive/HiveITBase.java b/addons/hive-bridge/src/test/java/org/apache/atlas/hive/HiveITBase.java
index 6acf89d..ebc5d70 100644
--- a/addons/hive-bridge/src/test/java/org/apache/atlas/hive/HiveITBase.java
+++ b/addons/hive-bridge/src/test/java/org/apache/atlas/hive/HiveITBase.java
@@ -149,7 +149,6 @@ public class HiveITBase {
 
     protected void runCommandWithDelay(Driver driver, String cmd, int sleepMs) throws Exception {
         LOG.debug("Running command '{}'", cmd);
-        ss.setCommandType(null);
         CommandProcessorResponse response = driver.run(cmd);
         assertEquals(response.getResponseCode(), 0);
         if (sleepMs != 0) {
diff --git a/addons/hive-bridge/src/test/java/org/apache/atlas/hive/hook/HiveHookIT.java b/addons/hive-bridge/src/test/java/org/apache/atlas/hive/hook/HiveHookIT.java
index a36a666..142e355 100755
--- a/addons/hive-bridge/src/test/java/org/apache/atlas/hive/hook/HiveHookIT.java
+++ b/addons/hive-bridge/src/test/java/org/apache/atlas/hive/hook/HiveHookIT.java
@@ -57,6 +57,7 @@ import org.testng.Assert;
 import org.testng.annotations.Test;
 
 import java.io.File;
+import java.nio.file.Files;
 import java.text.ParseException;
 import java.util.*;
 
@@ -196,14 +197,12 @@ public class HiveHookIT extends HiveITBase {
     }
 
     private Set<ReadEntity> getInputs(String inputName, Entity.Type entityType) throws HiveException {
-        final ReadEntity entity = new ReadEntity();
+        final ReadEntity entity;
 
         if (Entity.Type.DFS_DIR.equals(entityType)) {
-            entity.setName(lower(new Path(inputName).toString()));
-            entity.setTyp(Entity.Type.DFS_DIR);
+            entity = new TestReadEntity(lower(new Path(inputName).toString()), entityType);
         } else {
-            entity.setName(getQualifiedTblName(inputName));
-            entity.setTyp(entityType);
+            entity = new TestReadEntity(getQualifiedTblName(inputName), entityType);
         }
 
         if (entityType == Entity.Type.TABLE) {
@@ -214,14 +213,12 @@ public class HiveHookIT extends HiveITBase {
     }
 
     private Set<WriteEntity> getOutputs(String inputName, Entity.Type entityType) throws HiveException {
-        final WriteEntity entity = new WriteEntity();
+        final WriteEntity entity;
 
         if (Entity.Type.DFS_DIR.equals(entityType) || Entity.Type.LOCAL_DIR.equals(entityType)) {
-            entity.setName(lower(new Path(inputName).toString()));
-            entity.setTyp(entityType);
+            entity = new TestWriteEntity(lower(new Path(inputName).toString()), entityType);
         } else {
-            entity.setName(getQualifiedTblName(inputName));
-            entity.setTyp(entityType);
+            entity = new TestWriteEntity(getQualifiedTblName(inputName), entityType);
         }
 
         if (entityType == Entity.Type.TABLE) {
@@ -591,8 +588,8 @@ public class HiveHookIT extends HiveITBase {
     @Test
     public void testInsertIntoLocalDir() throws Exception {
         String tableName       = createTable();
-        File   randomLocalPath = File.createTempFile("hiverandom", ".tmp");
-        String query           = "insert overwrite LOCAL DIRECTORY '" + randomLocalPath.getAbsolutePath() + "' select id, name from " + tableName;
+        String randomLocalPath = mkdir("hiverandom.tmp");
+        String query           = "insert overwrite LOCAL DIRECTORY '" + randomLocalPath + "' select id, name from " + tableName;
 
         runCommand(query);
 
@@ -715,7 +712,6 @@ public class HiveHookIT extends HiveITBase {
         Set<ReadEntity> inputs = getInputs(tableName, Entity.Type.TABLE);
         Set<WriteEntity> outputs = getOutputs(insertTableName, Entity.Type.TABLE);
 
-        outputs.iterator().next().setName(getQualifiedTblName(insertTableName + HiveMetaStoreBridge.TEMP_TABLE_PREFIX + SessionState.get().getSessionId()));
         outputs.iterator().next().setWriteType(WriteEntity.WriteType.INSERT);
 
         validateProcess(constructEvent(query,  HiveOperation.QUERY, inputs, outputs));
@@ -1536,19 +1532,13 @@ public class HiveHookIT extends HiveITBase {
     }
 
     private WriteEntity getPartitionOutput() {
-        WriteEntity partEntity = new WriteEntity();
-
-        partEntity.setName(PART_FILE);
-        partEntity.setTyp(Entity.Type.PARTITION);
+        TestWriteEntity partEntity = new TestWriteEntity(PART_FILE, Entity.Type.PARTITION);
 
         return partEntity;
     }
 
     private ReadEntity getPartitionInput() {
-        ReadEntity partEntity = new ReadEntity();
-
-        partEntity.setName(PART_FILE);
-        partEntity.setTyp(Entity.Type.PARTITION);
+        ReadEntity partEntity = new TestReadEntity(PART_FILE, Entity.Type.PARTITION);
 
         return partEntity;
     }
@@ -2056,4 +2046,38 @@ public class HiveHookIT extends HiveITBase {
 
         return tableName;
     }
+
+    // ReadEntity class doesn't offer a constructor that takes (name, type). A hack to get the tests going!
+    private static class TestReadEntity extends ReadEntity {
+        private final String      name;
+        private final Entity.Type type;
+
+        public TestReadEntity(String name, Entity.Type type) {
+            this.name = name;
+            this.type = type;
+        }
+
+        @Override
+        public String getName() { return name; }
+
+        @Override
+        public Entity.Type getType() { return type; }
+    }
+
+    // WriteEntity class doesn't offer a constructor that takes (name, type). A hack to get the tests going!
+    private static class TestWriteEntity extends WriteEntity {
+        private final String      name;
+        private final Entity.Type type;
+
+        public TestWriteEntity(String name, Entity.Type type) {
+            this.name = name;
+            this.type = type;
+        }
+
+        @Override
+        public String getName() { return name; }
+
+        @Override
+        public Entity.Type getType() { return type; }
+    }
 }
diff --git a/addons/hive-bridge/src/test/resources/hive-site.xml b/addons/hive-bridge/src/test/resources/hive-site.xml
index ff98668..4605ae3 100644
--- a/addons/hive-bridge/src/test/resources/hive-site.xml
+++ b/addons/hive-bridge/src/test/resources/hive-site.xml
@@ -48,7 +48,7 @@
 
     <property>
         <name>javax.jdo.option.ConnectionURL</name>
-        <value>jdbc:derby:${project.basedir}/target/metastore_db;create=true</value>
+        <value>jdbc:derby:;databaseName=${project.basedir}/target/metastore_db;create=true</value>
     </property>
 
     <property>
@@ -70,4 +70,25 @@
         <name>hive.zookeeper.quorum</name>
         <value>localhost:19026</value>
     </property>
+
+    <property>
+        <name>hive.metastore.schema.verification</name>
+        <value>false</value>
+    </property>
+
+    <property>
+        <name>hive.metastore.disallow.incompatible.col.type.changes</name>
+        <value>false</value>
+    </property>
+
+    <property>
+        <name>datanucleus.schema.autoCreateAll</name>
+        <value>true</value>
+    </property>
+
+    <property>
+        <name>hive.exec.scratchdir</name>
+        <value>${project.basedir}/target/scratchdir</value>
+    </property>
+
 </configuration>
\ No newline at end of file
diff --git a/addons/kafka-bridge/pom.xml b/addons/kafka-bridge/pom.xml
index d1e2497..fd5f399 100644
--- a/addons/kafka-bridge/pom.xml
+++ b/addons/kafka-bridge/pom.xml
@@ -44,7 +44,7 @@
         <dependency>
             <groupId>com.sun.jersey</groupId>
             <artifactId>jersey-bundle</artifactId>
-            <version>1.19</version>
+            <version>${jersey.version}</version>
             <scope>test</scope>
         </dependency>
 
diff --git a/addons/models/1000-Hadoop/patches/005-hbase_table_column_family_add_additional_attribute.json b/addons/models/1000-Hadoop/patches/005-hbase_table_column_family_add_additional_attribute.json
index 8624774..14b1fbe 100644
--- a/addons/models/1000-Hadoop/patches/005-hbase_table_column_family_add_additional_attribute.json
+++ b/addons/models/1000-Hadoop/patches/005-hbase_table_column_family_add_additional_attribute.json
@@ -32,6 +32,14 @@
           "isUnique": false
         },
         {
+          "name": "isNormalizationEnabled",
+          "typeName": "boolean",
+          "cardinality": "SINGLE",
+          "isIndexable": false,
+          "isOptional": true,
+          "isUnique": false
+        },
+        {
           "name": "replicasPerRegion",
           "typeName": "int",
           "cardinality": "SINGLE",
@@ -90,6 +98,14 @@
           "isUnique": false
         },
         {
+          "name": "inMemoryCompactionPolicy",
+          "typeName": "string",
+          "cardinality": "SINGLE",
+          "isIndexable": false,
+          "isOptional": true,
+          "isUnique": false
+        },
+        {
           "name": "keepDeletedCells",
           "typeName": "boolean",
           "cardinality": "SINGLE",
@@ -122,6 +138,14 @@
           "isUnique": false
         },
         {
+          "name": "StoragePolicy",
+          "typeName": "string",
+          "cardinality": "SINGLE",
+          "isIndexable": false,
+          "isOptional": true,
+          "isUnique": false
+        },
+        {
           "name": "ttl",
           "typeName": "int",
           "cardinality": "SINGLE",
@@ -176,6 +200,30 @@
           "isIndexable": false,
           "isOptional": true,
           "isUnique": false
+        },
+        {
+          "name": "newVersionBehavior",
+          "typeName": "boolean",
+          "cardinality": "SINGLE",
+          "isIndexable": false,
+          "isOptional": true,
+          "isUnique": false
+        },
+        {
+          "name": "isMobEnabled",
+          "typeName": "boolean",
+          "cardinality": "SINGLE",
+          "isIndexable": false,
+          "isOptional": true,
+          "isUnique": false
+        },
+        {
+          "name": "mobCompactPartitionPolicy",
+          "typeName": "string",
+          "cardinality": "SINGLE",
+          "isIndexable": false,
+          "isOptional": true,
+          "isUnique": false
         }
       ]
     }
diff --git a/addons/sqoop-bridge-shim/pom.xml b/addons/sqoop-bridge-shim/pom.xml
index f5a0dcf..4439e5c 100755
--- a/addons/sqoop-bridge-shim/pom.xml
+++ b/addons/sqoop-bridge-shim/pom.xml
@@ -30,10 +30,6 @@
     <name>Apache Atlas Sqoop Bridge Shim</name>
     <packaging>jar</packaging>
 
-    <properties>
-        <sqoop.version>1.4.6.2.3.99.0-195</sqoop.version>
-    </properties>
-
     <dependencies>
         <!-- Logging -->
         <dependency>
diff --git a/addons/sqoop-bridge/pom.xml b/addons/sqoop-bridge/pom.xml
index 1ca5326..edf8377 100644
--- a/addons/sqoop-bridge/pom.xml
+++ b/addons/sqoop-bridge/pom.xml
@@ -30,12 +30,6 @@
     <name>Apache Atlas Sqoop Bridge</name>
     <packaging>jar</packaging>
 
-    <properties>
-        <!-- maps to 1.4.7-SNAPSHOT version of apache sqoop -->
-        <sqoop.version>1.4.6.2.3.99.0-195</sqoop.version>
-        <hive.version>1.2.1</hive.version>
-    </properties>
-
     <dependencies>
         <!-- Logging -->
         <dependency>
@@ -80,6 +74,10 @@
                     <artifactId>*</artifactId>
                 </exclusion>
                 <exclusion>
+                    <groupId>javax.ws.rs</groupId>
+                    <artifactId>*</artifactId>
+                </exclusion>
+                <exclusion>
                     <groupId>org.eclipse.jetty.aggregate</groupId>
                     <artifactId>*</artifactId>
                 </exclusion>
diff --git a/addons/storm-bridge-shim/pom.xml b/addons/storm-bridge-shim/pom.xml
index 5713c8f..b12cc2b 100755
--- a/addons/storm-bridge-shim/pom.xml
+++ b/addons/storm-bridge-shim/pom.xml
@@ -30,10 +30,6 @@
     <name>Apache Atlas Storm Bridge Shim</name>
     <packaging>jar</packaging>
 
-    <properties>
-        <storm.version>1.2.0</storm.version>
-    </properties>
-
     <dependencies>
         <!-- Logging -->
         <dependency>
diff --git a/addons/storm-bridge/pom.xml b/addons/storm-bridge/pom.xml
index d85be86..6425a3a 100644
--- a/addons/storm-bridge/pom.xml
+++ b/addons/storm-bridge/pom.xml
@@ -29,11 +29,6 @@
     <name>Apache Atlas Storm Bridge</name>
     <packaging>jar</packaging>
 
-    <properties>
-        <storm.version>1.2.0</storm.version>
-        <hive.version>1.2.1</hive.version>
-    </properties>
-
     <dependencies>
         <!-- apache atlas core dependencies -->
         <dependency>
@@ -77,6 +72,10 @@
                     <groupId>javax.servlet</groupId>
                     <artifactId>servlet-api</artifactId>
                 </exclusion>
+                <exclusion>
+                    <groupId>org.eclipse.jetty</groupId>
+                    <artifactId>*</artifactId>
+                </exclusion>
             </exclusions>
         </dependency>
 
diff --git a/authorization/src/test/resources/atlas-application.properties b/authorization/src/test/resources/atlas-application.properties
index 4d05ae7..2e02678 100644
--- a/authorization/src/test/resources/atlas-application.properties
+++ b/authorization/src/test/resources/atlas-application.properties
@@ -57,7 +57,7 @@ atlas.graph.storage.directory=${sys:atlas.data}/berkley
 
 #hbase
 #For standalone mode , specify localhost
-#for distributed mode, specify zookeeper quorum here
+#for distributed mode, specify zookeeper quorum here - For more information refer http://s3.thinkaurelius.com/docs/titan/current/hbase.html#_remote_server_mode_2
 
 atlas.graph.storage.hostname=${graph.storage.hostname}
 atlas.graph.storage.hbase.regions-per-server=1
diff --git a/build-tools/src/main/resources/checkstyle-suppressions.xml b/build-tools/src/main/resources/checkstyle-suppressions.xml
index 0025360..759a52e 100644
--- a/build-tools/src/main/resources/checkstyle-suppressions.xml
+++ b/build-tools/src/main/resources/checkstyle-suppressions.xml
@@ -23,4 +23,7 @@
 
 <suppressions>
     <suppress checks="JavadocType" files="[/\\]src[/\\]test[/\\]java[/\\]"/>
+
+    <!-- skip checks on customized titan 0.5.4 files -->
+    <suppress checks="[a-zA-Z0-9]*" files="[/\\]com[/\\]thinkaurelius[/\\]titan[/\\]"/>
 </suppressions>
diff --git a/common/pom.xml b/common/pom.xml
index 6eb6638..6a57a3f 100644
--- a/common/pom.xml
+++ b/common/pom.xml
@@ -53,12 +53,17 @@
                     <groupId>javax.servlet</groupId>
                     <artifactId>servlet-api</artifactId>
                 </exclusion>
+                <exclusion>
+                    <groupId>org.eclipse.jetty</groupId>
+                    <artifactId>*</artifactId>
+                </exclusion>
             </exclusions>
         </dependency>
 
         <dependency>
             <groupId>org.apache.hadoop</groupId>
-            <artifactId>hadoop-hdfs</artifactId>
+            <artifactId>hadoop-hdfs-client</artifactId>
+            <version>${hadoop.version}</version>
             <exclusions>
                 <exclusion>
                     <groupId>javax.servlet</groupId>
diff --git a/distro/pom.xml b/distro/pom.xml
index 12a709c..799b154 100644
--- a/distro/pom.xml
+++ b/distro/pom.xml
@@ -32,7 +32,7 @@
     <!-- by default configure hbase and solr with the distribution -->
     <properties>
 
-        <graph.storage.backend>hbase</graph.storage.backend>
+        <graph.storage.backend>hbase2</graph.storage.backend>
         <graph.storage.properties>#Hbase
 #For standalone mode , specify localhost
 #for distributed mode, specify zookeeper quorum here
@@ -131,11 +131,12 @@ atlas.graph.index.search.solr.wait-searcher=true
                                         <descriptor>src/main/assemblies/atlas-falcon-hook-package.xml</descriptor>
                                         <descriptor>src/main/assemblies/atlas-sqoop-hook-package.xml</descriptor>
                                         <descriptor>src/main/assemblies/atlas-storm-hook-package.xml</descriptor>
+                                        <descriptor>src/main/assemblies/atlas-falcon-hook-package.xml</descriptor>
                                         <descriptor>src/main/assemblies/atlas-kafka-hook-package.xml</descriptor>
                                         <descriptor>src/main/assemblies/atlas-server-package.xml</descriptor>
                                         <descriptor>src/main/assemblies/standalone-package.xml</descriptor>
                                         <descriptor>src/main/assemblies/src-package.xml</descriptor>
-                                        <descriptor>src/main/assemblies/migration-exporter.xml</descriptor>
+                                        <!--<descriptor>src/main/assemblies/migration-exporter.xml</descriptor>-->
                                     </descriptors>
                                     <finalName>apache-atlas-${project.version}</finalName>
                                     <tarLongFileMode>gnu</tarLongFileMode>
diff --git a/distro/src/bin/atlas_config.py b/distro/src/bin/atlas_config.py
index 747b03b..f09026f 100755
--- a/distro/src/bin/atlas_config.py
+++ b/distro/src/bin/atlas_config.py
@@ -32,7 +32,7 @@ LIB = "lib"
 CONF = "conf"
 LOG = "logs"
 WEBAPP = "server" + os.sep + "webapp"
-CONFIG_SETS_CONF = "server" + os.sep + "solr" + os.sep + "configsets" + os.sep + "basic_configs" + os.sep + "conf"
+CONFIG_SETS_CONF = "server" + os.sep + "solr" + os.sep + "configsets" + os.sep + "_default" + os.sep + "conf"
 DATA = "data"
 ATLAS_CONF = "ATLAS_CONF"
 ATLAS_LOG = "ATLAS_LOG_DIR"
@@ -63,7 +63,7 @@ ENV_KEYS = ["JAVA_HOME", ATLAS_OPTS, ATLAS_SERVER_OPTS, ATLAS_SERVER_HEAP, ATLAS
 IS_WINDOWS = platform.system() == "Windows"
 ON_POSIX = 'posix' in sys.builtin_module_names
 CONF_FILE="atlas-application.properties"
-HBASE_STORAGE_CONF_ENTRY="atlas.graph.storage.backend\s*=\s*hbase"
+STORAGE_BACKEND_CONF="atlas.graph.storage.backend"
 HBASE_STORAGE_LOCAL_CONF_ENTRY="atlas.graph.storage.hostname\s*=\s*localhost"
 SOLR_INDEX_CONF_ENTRY="atlas.graph.index.search.backend\s*=\s*solr"
 SOLR_INDEX_LOCAL_CONF_ENTRY="atlas.graph.index.search.solr.zookeeper-url\s*=\s*localhost"
@@ -405,15 +405,18 @@ def wait_for_shutdown(pid, msg, wait):
     sys.stdout.write('\n')
 
 def is_hbase(confdir):
-    confdir = os.path.join(confdir, CONF_FILE)
-    return grep(confdir, HBASE_STORAGE_CONF_ENTRY) is not None
+    confFile = os.path.join(confdir, CONF_FILE)
+    storageBackEnd = getConfig(confFile, STORAGE_BACKEND_CONF)
+    if storageBackEnd is not None:
+        storageBackEnd = storageBackEnd.strip()
+    return storageBackEnd is None or storageBackEnd == '' or storageBackEnd == 'hbase' or storageBackEnd == 'hbase2'
 
 def is_hbase_local(confdir):
     if os.environ.get(MANAGE_LOCAL_HBASE, "False").lower() == 'false':
         return False
 
-    confdir = os.path.join(confdir, CONF_FILE)
-    return grep(confdir, HBASE_STORAGE_CONF_ENTRY) is not None and grep(confdir, HBASE_STORAGE_LOCAL_CONF_ENTRY) is not None
+    confFile = os.path.join(confdir, CONF_FILE)
+    return is_hbase(confdir) and grep(confFile, HBASE_STORAGE_LOCAL_CONF_ENTRY) is not None
 
 def run_hbase_action(dir, action, hbase_conf_dir = None, logdir = None, wait=True):
     if IS_WINDOWS:
@@ -649,14 +652,14 @@ def configure_cassandra(dir):
 
 def server_already_running(pid):
     print "Atlas server is already running under process %s" % pid
-    sys.exit()  
-    
+    sys.exit()
+
 def server_pid_not_running(pid):
     print "The Server is no longer running with pid %s" %pid
 
 def grep(file, value):
     for line in open(file).readlines():
-        if re.match(value, line):	
+        if re.match(value, line):
            return line
     return None
 
diff --git a/distro/src/conf/atlas-env.sh b/distro/src/conf/atlas-env.sh
index 298bc38..c4241e6 100644
--- a/distro/src/conf/atlas-env.sh
+++ b/distro/src/conf/atlas-env.sh
@@ -49,7 +49,7 @@
 # Where pid files are stored. Defatult is logs directory under the base install location
 #export ATLAS_PID_DIR=
 
-# where the atlas janusgraph db data is stored. Defatult is logs/data directory under the base install location
+# where the atlas titan db data is stored. Defatult is logs/data directory under the base install location
 #export ATLAS_DATA_DIR=
 
 # Where do you want to expand the war file. By Default it is in /server/webapp dir under the base install dir.
diff --git a/distro/src/conf/solr/schema.xml b/distro/src/conf/solr/schema.xml
index bb90e63..1d445b1 100644
--- a/distro/src/conf/solr/schema.xml
+++ b/distro/src/conf/solr/schema.xml
@@ -519,6 +519,7 @@
    -->
     <fieldType name="currency" class="solr.CurrencyField" precisionStep="8" defaultCurrency="USD" currencyConfig="currency.xml" />
 
+    <!--Titan specific-->
     <fieldType name="uuid"
                class="solr.UUIDField"
                indexed="true" />
diff --git a/distro/src/conf/solr/solrconfig.xml b/distro/src/conf/solr/solrconfig.xml
index 7664fd6..1d414f7 100644
--- a/distro/src/conf/solr/solrconfig.xml
+++ b/distro/src/conf/solr/solrconfig.xml
@@ -606,6 +606,7 @@
   </admin>
 
 
+    <!--Titan specific-->
     <updateRequestProcessorChain default="true">
         <processor class="solr.TimestampUpdateProcessorFactory">
             <str name="fieldName">timestamp</str>
diff --git a/distro/src/main/assemblies/standalone-package.xml b/distro/src/main/assemblies/standalone-package.xml
index cba65c7..aa462cd 100755
--- a/distro/src/main/assemblies/standalone-package.xml
+++ b/distro/src/main/assemblies/standalone-package.xml
@@ -189,6 +189,21 @@
             <directoryMode>0755</directoryMode>
         </fileSet>
 
+        <!-- for migration setup -->
+        <fileSet>
+            <directory>../tools/atlas-migration-exporter</directory>
+            <outputDirectory>tools/migration-exporter</outputDirectory>
+            <includes>
+                <include>README</include>
+                <include>*.py</include>
+                <include>atlas-log4j.xml</include>
+                <include>atlas-migration-*.jar</include>
+                <include>migrationContext.xml</include>
+            </includes>
+            <fileMode>0755</fileMode>
+            <directoryMode>0755</directoryMode>
+        </fileSet>
+
         <fileSet>
             <directory>../addons/kakfa-bridge/target/dependency/bridge</directory>
             <outputDirectory>bridge</outputDirectory>
diff --git a/graphdb/janus-hbase2/pom.xml b/graphdb/janus-hbase2/pom.xml
new file mode 100644
index 0000000..1cb474c
--- /dev/null
+++ b/graphdb/janus-hbase2/pom.xml
@@ -0,0 +1,75 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+~ 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.
+-->
+
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <artifactId>atlas-graphdb</artifactId>
+        <groupId>org.apache.atlas</groupId>
+        <version>2.0.0-SNAPSHOT</version>
+    </parent>
+    <artifactId>atlas-janusgraph-hbase2</artifactId>
+    <description>Apache Atlas JanusGraph-HBase2 Module</description>
+    <name>Apache Atlas JanusGraph-HBase2 Module</name>
+    <packaging>jar</packaging>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.janusgraph</groupId>
+            <artifactId>janusgraph-core</artifactId>
+            <version>${janus.version}</version>
+            <exclusions>
+                <exclusion>
+                    <groupId>com.codahale.metrics</groupId>
+                    <artifactId>*</artifactId>
+                </exclusion>
+            </exclusions>
+        </dependency>
+
+         <dependency>
+            <groupId>org.apache.hadoop</groupId>
+            <artifactId>hadoop-common</artifactId>
+            <version>${hadoop.version}</version>
+            <scope>provided</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>org.apache.hbase</groupId>
+            <artifactId>hbase-shaded-client</artifactId>
+            <version>${hbase.version}</version>
+            <optional>true</optional>
+            <exclusions>
+                <exclusion>
+                    <artifactId>avro</artifactId>
+                    <groupId>org.apache.avro</groupId>
+                </exclusion>
+                <exclusion>
+                    <artifactId>jruby-complete</artifactId>
+                    <groupId>org.jruby</groupId>
+                </exclusion>
+                <exclusion>
+                    <artifactId>asm</artifactId>
+                    <groupId>asm</groupId>
+                </exclusion>
+            </exclusions>
+        </dependency>
+    </dependencies>
+
+</project>
diff --git a/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/AdminMask.java b/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/AdminMask.java
new file mode 100644
index 0000000..548860b
--- /dev/null
+++ b/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/AdminMask.java
@@ -0,0 +1,74 @@
+// Copyright 2017 JanusGraph Authors
+//
+// Licensed 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.
+
+/**
+ * Copyright DataStax, Inc.
+ * <p>
+ * Please see the included license file for details.
+ */
+package org.janusgraph.diskstorage.hbase2;
+
+import org.apache.hadoop.hbase.ClusterStatus;
+import org.apache.hadoop.hbase.TableNotFoundException;
+import org.apache.hadoop.hbase.client.ColumnFamilyDescriptor;
+import org.apache.hadoop.hbase.client.HBaseAdmin;
+import org.apache.hadoop.hbase.client.TableDescriptor;
+
+import java.io.Closeable;
+import java.io.IOException;
+
+/**
+ * This interface hides ABI/API breaking changes that HBase has made to its Admin/HBaseAdmin over the course
+ * of development from 0.94 to 1.0 and beyond.
+ */
+public interface AdminMask extends Closeable
+{
+
+    void clearTable(String tableName, long timestamp) throws IOException;
+
+    /**
+     * Drop given table. Table can be either enabled or disabled.
+     * @param tableName Name of the table to delete
+     * @throws IOException
+     */
+    void dropTable(String tableName) throws IOException;
+
+    TableDescriptor getTableDescriptor(String tableName) throws TableNotFoundException, IOException;
+
+    boolean tableExists(String tableName) throws IOException;
+
+    void createTable(TableDescriptor desc) throws IOException;
+
+    void createTable(TableDescriptor desc, byte[] startKey, byte[] endKey, int numRegions) throws IOException;
+
+    /**
+     * Estimate the number of regionservers in the HBase cluster.
+     *
+     * This is usually implemented by calling
+     * {@link HBaseAdmin#getClusterStatus()} and then
+     * {@link ClusterStatus#getServers()} and finally {@code size()} on the
+     * returned server list.
+     *
+     * @return the number of servers in the cluster or -1 if it could not be determined
+     */
+    int getEstimatedRegionServerCount();
+
+    void disableTable(String tableName) throws IOException;
+
+    void enableTable(String tableName) throws IOException;
+
+    boolean isTableDisabled(String tableName) throws IOException;
+
+    void addColumn(String tableName, ColumnFamilyDescriptor columnDescriptor) throws IOException;
+}
diff --git a/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/ConnectionMask.java b/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/ConnectionMask.java
new file mode 100644
index 0000000..05ecd53
--- /dev/null
+++ b/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/ConnectionMask.java
@@ -0,0 +1,55 @@
+// Copyright 2017 JanusGraph Authors
+//
+// Licensed 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.
+
+/**
+ * Copyright DataStax, Inc.
+ * <p>
+ * Please see the included license file for details.
+ */
+package org.janusgraph.diskstorage.hbase2;
+
+import org.apache.hadoop.hbase.HRegionLocation;
+
+import java.io.Closeable;
+import java.io.IOException;
+import java.util.List;
+
+/**
+ * This interface hides ABI/API breaking changes that HBase has made to its (H)Connection class over the course
+ * of development from 0.94 to 1.0 and beyond.
+ */
+public interface ConnectionMask extends Closeable
+{
+
+    /**
+     * Retrieve the TableMask compatibility layer object for the supplied table name.
+     * @return The TableMask for the specified table.
+     * @throws IOException in the case of backend exceptions.
+     */
+    TableMask getTable(String name) throws IOException;
+
+    /**
+     * Retrieve the AdminMask compatibility layer object for this Connection.
+     * @return The AdminMask for this Connection
+     * @throws IOException in the case of backend exceptions.
+     */
+    AdminMask getAdmin() throws IOException;
+
+    /**
+     * Retrieve the RegionLocations for the supplied table name.
+     * @return A map of HRegionInfo to ServerName that describes the storage regions for the named table.
+     * @throws IOException in the case of backend exceptions.
+     */
+    List<HRegionLocation> getRegionLocations(String tablename) throws IOException;
+}
diff --git a/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/HBaseAdmin2_0.java b/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/HBaseAdmin2_0.java
new file mode 100644
index 0000000..f93481e
--- /dev/null
+++ b/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/HBaseAdmin2_0.java
@@ -0,0 +1,167 @@
+// Copyright 2017 JanusGraph Authors
+//
+// Licensed 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.
+
+package org.janusgraph.diskstorage.hbase2;
+
+import org.apache.hadoop.hbase.TableName;
+import org.apache.hadoop.hbase.TableNotFoundException;
+import org.apache.hadoop.hbase.client.Admin;
+import org.apache.hadoop.hbase.client.ColumnFamilyDescriptor;
+import org.apache.hadoop.hbase.client.Delete;
+import org.apache.hadoop.hbase.client.Result;
+import org.apache.hadoop.hbase.client.ResultScanner;
+import org.apache.hadoop.hbase.client.Scan;
+import org.apache.hadoop.hbase.client.Table;
+import org.apache.hadoop.hbase.client.TableDescriptor;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+
+public class HBaseAdmin2_0 implements AdminMask
+{
+
+    private static final Logger log = LoggerFactory.getLogger(HBaseAdmin2_0.class);
+
+    private final Admin adm;
+
+    public HBaseAdmin2_0(Admin adm)
+    {
+        this.adm = adm;
+    }
+
+    /**
+     * Delete all rows from the given table. This method is intended only for development and testing use.
+     * @param tableString
+     * @param timestamp
+     * @throws IOException
+     */
+    @Override
+    public void clearTable(String tableString, long timestamp) throws IOException
+    {
+        TableName tableName = TableName.valueOf(tableString);
+
+        if (!adm.tableExists(tableName)) {
+            log.debug("Attempted to clear table {} before it exists (noop)", tableString);
+            return;
+        }
+
+        // Unfortunately, linear scanning and deleting rows is faster in HBase when running integration tests than
+        // disabling and deleting/truncating tables.
+        final Scan scan = new Scan();
+        scan.setCacheBlocks(false);
+        scan.setCaching(2000);
+        scan.setTimeRange(0, Long.MAX_VALUE);
+        scan.readVersions(1);
+
+        try (final Table table = adm.getConnection().getTable(tableName);
+             final ResultScanner scanner = table.getScanner(scan)) {
+            final Iterator<Result> iterator = scanner.iterator();
+            final int batchSize = 1000;
+            final List<Delete> deleteList = new ArrayList<>();
+            while (iterator.hasNext()) {
+                deleteList.add(new Delete(iterator.next().getRow(), timestamp));
+                if (!iterator.hasNext() || deleteList.size() == batchSize) {
+                    table.delete(deleteList);
+                    deleteList.clear();
+                }
+            }
+        }
+    }
+
+    @Override
+    public void dropTable(String tableString) throws IOException {
+        final TableName tableName = TableName.valueOf(tableString);
+
+        if (!adm.tableExists(tableName)) {
+            log.debug("Attempted to drop table {} before it exists (noop)", tableString);
+            return;
+        }
+
+        if (adm.isTableEnabled(tableName)) {
+            adm.disableTable(tableName);
+        }
+        adm.deleteTable(tableName);
+    }
+
+    @Override
+    public TableDescriptor getTableDescriptor(String tableString) throws TableNotFoundException, IOException
+    {
+        return adm.getDescriptor(TableName.valueOf(tableString));
+    }
+
+    @Override
+    public boolean tableExists(String tableString) throws IOException
+    {
+        return adm.tableExists(TableName.valueOf(tableString));
+    }
+
+    @Override
+    public void createTable(TableDescriptor desc) throws IOException
+    {
+        adm.createTable(desc);
+    }
+
+    @Override
+    public void createTable(TableDescriptor desc, byte[] startKey, byte[] endKey, int numRegions) throws IOException
+    {
+        adm.createTable(desc, startKey, endKey, numRegions);
+    }
+
+    @Override
+    public int getEstimatedRegionServerCount()
+    {
+        int serverCount = -1;
+        try {
+            serverCount = adm.getClusterStatus().getServers().size();
+            log.debug("Read {} servers from HBase ClusterStatus", serverCount);
+        } catch (IOException e) {
+            log.debug("Unable to retrieve HBase cluster status", e);
+        }
+        return serverCount;
+    }
+
+    @Override
+    public void disableTable(String tableString) throws IOException
+    {
+        adm.disableTable(TableName.valueOf(tableString));
+    }
+
+    @Override
+    public void enableTable(String tableString) throws IOException
+    {
+        adm.enableTable(TableName.valueOf(tableString));
+    }
+
+    @Override
+    public boolean isTableDisabled(String tableString) throws IOException
+    {
+        return adm.isTableDisabled(TableName.valueOf(tableString));
+    }
+
+    @Override
+    public void addColumn(String tableString, ColumnFamilyDescriptor columnDescriptor) throws IOException
+    {
+        adm.addColumnFamily(TableName.valueOf(tableString), columnDescriptor);
+    }
+
+    @Override
+    public void close() throws IOException
+    {
+        adm.close();
+    }
+}
diff --git a/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/HBaseCompat.java b/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/HBaseCompat.java
new file mode 100644
index 0000000..553ad46
--- /dev/null
+++ b/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/HBaseCompat.java
@@ -0,0 +1,58 @@
+// Copyright 2017 JanusGraph Authors
+//
+// Licensed 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.
+
+package org.janusgraph.diskstorage.hbase2;
+
+import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.hbase.client.ColumnFamilyDescriptor;
+import org.apache.hadoop.hbase.client.Delete;
+import org.apache.hadoop.hbase.client.TableDescriptor;
+
+import java.io.IOException;
+
+public interface HBaseCompat {
+
+    /**
+     * Configure the compression scheme {@code algo} on a column family
+     * descriptor {@code cd}. The {@code algo} parameter is a string value
+     * corresponding to one of the values of HBase's Compression enum. The
+     * Compression enum has moved between packages as HBase has evolved, which
+     * is why this method has a String argument in the signature instead of the
+     * enum itself.
+     *  @param cd
+     *            column family to configure
+     * @param algo
+     */
+    public ColumnFamilyDescriptor setCompression(ColumnFamilyDescriptor cd, String algo);
+
+    /**
+     * Create and return a HTableDescriptor instance with the given name. The
+     * constructors on this method have remained stable over HBase development
+     * so far, but the old HTableDescriptor(String) constructor & byte[] friends
+     * are now marked deprecated and may eventually be removed in favor of the
+     * HTableDescriptor(TableName) constructor. That constructor (and the
+     * TableName type) only exists in newer HBase versions. Hence this method.
+     *
+     * @param tableName
+     *            HBase table name
+     * @return a new table descriptor instance
+     */
+    public TableDescriptor newTableDescriptor(String tableName);
+
+    ConnectionMask createConnection(Configuration conf) throws IOException;
+
+    TableDescriptor addColumnFamilyToTableDescriptor(TableDescriptor tdesc, ColumnFamilyDescriptor cdesc);
+
+    void setTimestamp(Delete d, long timestamp);
+}
diff --git a/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/HBaseCompat2_0.java b/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/HBaseCompat2_0.java
new file mode 100644
index 0000000..fdba24a
--- /dev/null
+++ b/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/HBaseCompat2_0.java
@@ -0,0 +1,61 @@
+// Copyright 2017 JanusGraph Authors
+//
+// Licensed 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.
+
+package org.janusgraph.diskstorage.hbase2;
+
+import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.hbase.TableName;
+import org.apache.hadoop.hbase.client.ColumnFamilyDescriptor;
+import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder;
+import org.apache.hadoop.hbase.client.ConnectionFactory;
+import org.apache.hadoop.hbase.client.Delete;
+import org.apache.hadoop.hbase.client.TableDescriptor;
+import org.apache.hadoop.hbase.client.TableDescriptorBuilder;
+import org.apache.hadoop.hbase.io.compress.Compression;
+
+import java.io.IOException;
+
+public class HBaseCompat2_0 implements HBaseCompat {
+
+    @Override
+    public ColumnFamilyDescriptor setCompression(ColumnFamilyDescriptor cd, String algo) {
+        return ColumnFamilyDescriptorBuilder.newBuilder(cd).setCompressionType(Compression.Algorithm.valueOf(algo)).build();
+    }
+
+    @Override
+    public TableDescriptor newTableDescriptor(String tableName) {
+        TableName tn = TableName.valueOf(tableName);
+
+        return TableDescriptorBuilder.newBuilder(tn).build();
+    }
+
+    @Override
+    public ConnectionMask createConnection(Configuration conf) throws IOException
+    {
+        return new HConnection2_0(ConnectionFactory.createConnection(conf));
+    }
+
+    @Override
+    public TableDescriptor addColumnFamilyToTableDescriptor(TableDescriptor tdesc, ColumnFamilyDescriptor cdesc)
+    {
+        return TableDescriptorBuilder.newBuilder(tdesc).addColumnFamily(cdesc).build();
+    }
+
+    @Override
+    public void setTimestamp(Delete d, long timestamp)
+    {
+        d.setTimestamp(timestamp);
+    }
+
+}
diff --git a/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/HBaseCompatLoader.java b/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/HBaseCompatLoader.java
new file mode 100644
index 0000000..d746b3d
--- /dev/null
+++ b/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/HBaseCompatLoader.java
@@ -0,0 +1,90 @@
+// Copyright 2017 JanusGraph Authors
+//
+// Licensed 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.
+
+package org.janusgraph.diskstorage.hbase2;
+
+import org.apache.hadoop.hbase.util.VersionInfo;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class HBaseCompatLoader {
+
+    private static final Logger log = LoggerFactory.getLogger(HBaseCompatLoader.class);
+
+    private static final String DEFAULT_HBASE_COMPAT_VERSION = "1.2";
+
+    private static final String HBASE_VERSION_2_STRING = "2.";
+
+    private static final String DEFAULT_HBASE_COMPAT_CLASS_NAME =
+        "org.janusgraph.diskstorage.hbase2.HBaseCompat2_0";
+
+    private static final String[] HBASE_SUPPORTED_VERSIONS =
+        new String[] { "0.98", "1.0", "1.1", "1.2", "1.3", "2.0" };
+
+    private static HBaseCompat cachedCompat;
+
+    public synchronized static HBaseCompat getCompat(String classOverride) {
+
+        if (null != cachedCompat) {
+            log.debug("Returning cached HBase compatibility layer: {}", cachedCompat);
+            return cachedCompat;
+        }
+
+        HBaseCompat compat;
+        String className = null;
+        String classNameSource = null;
+
+        if (null != classOverride) {
+            className = classOverride;
+            classNameSource = "from explicit configuration";
+        } else {
+            String hbaseVersion = VersionInfo.getVersion();
+            for (String supportedVersion : HBASE_SUPPORTED_VERSIONS) {
+                if (hbaseVersion.startsWith(supportedVersion + ".")) {
+                    if (hbaseVersion.startsWith(HBASE_VERSION_2_STRING)) {
+                        // All HBase 2.x maps to HBaseCompat2_0.
+                        className = DEFAULT_HBASE_COMPAT_CLASS_NAME;
+                    }
+                    else {
+                        className = "org.janusgraph.diskstorage.hbase2.HBaseCompat" + supportedVersion.replaceAll("\\.", "_");
+                    }
+                    classNameSource = "supporting runtime HBase version " + hbaseVersion;
+                    break;
+                }
+            }
+            if (null == className) {
+                log.info("The HBase version {} is not explicitly supported by JanusGraph.  " +
+                    "Loading JanusGraph's compatibility layer for its most recent supported HBase version ({})",
+                    hbaseVersion, DEFAULT_HBASE_COMPAT_VERSION);
+                className = DEFAULT_HBASE_COMPAT_CLASS_NAME;
+                classNameSource = " by default";
+            }
+        }
+
+        final String errTemplate = " when instantiating HBase compatibility class " + className;
+
+        try {
+            compat = (HBaseCompat)Class.forName(className).newInstance();
+            log.info("Instantiated HBase compatibility layer {}: {}", classNameSource, compat.getClass().getCanonicalName());
+        } catch (IllegalAccessException e) {
+            throw new RuntimeException(e.getClass().getSimpleName() + errTemplate, e);
+        } catch (InstantiationException e) {
+            throw new RuntimeException(e.getClass().getSimpleName() + errTemplate, e);
+        } catch (ClassNotFoundException e) {
+            throw new RuntimeException(e.getClass().getSimpleName() + errTemplate, e);
+        }
+
+        return cachedCompat = compat;
+    }
+}
diff --git a/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/HBaseKeyColumnValueStore.java b/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/HBaseKeyColumnValueStore.java
new file mode 100644
index 0000000..9aa552d
--- /dev/null
+++ b/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/HBaseKeyColumnValueStore.java
@@ -0,0 +1,384 @@
+// Copyright 2017 JanusGraph Authors
+//
+// Licensed 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.
+
+package org.janusgraph.diskstorage.hbase2;
+
+import com.google.common.base.Preconditions;
+import com.google.common.collect.ImmutableMap;
+import com.google.common.collect.Iterables;
+import com.google.common.collect.Iterators;
+import org.apache.hadoop.hbase.client.Get;
+import org.apache.hadoop.hbase.client.Result;
+import org.apache.hadoop.hbase.client.ResultScanner;
+import org.apache.hadoop.hbase.client.Scan;
+import org.apache.hadoop.hbase.filter.ColumnPaginationFilter;
+import org.apache.hadoop.hbase.filter.ColumnRangeFilter;
+import org.apache.hadoop.hbase.filter.Filter;
+import org.apache.hadoop.hbase.filter.FilterList;
+import org.apache.hadoop.hbase.util.Bytes;
+import org.janusgraph.diskstorage.BackendException;
+import org.janusgraph.diskstorage.Entry;
+import org.janusgraph.diskstorage.EntryList;
+import org.janusgraph.diskstorage.EntryMetaData;
+import org.janusgraph.diskstorage.PermanentBackendException;
+import org.janusgraph.diskstorage.StaticBuffer;
+import org.janusgraph.diskstorage.TemporaryBackendException;
+import org.janusgraph.diskstorage.keycolumnvalue.KCVMutation;
+import org.janusgraph.diskstorage.keycolumnvalue.KCVSUtil;
+import org.janusgraph.diskstorage.keycolumnvalue.KeyColumnValueStore;
+import org.janusgraph.diskstorage.keycolumnvalue.KeyIterator;
+import org.janusgraph.diskstorage.keycolumnvalue.KeyRangeQuery;
+import org.janusgraph.diskstorage.keycolumnvalue.KeySliceQuery;
+import org.janusgraph.diskstorage.keycolumnvalue.SliceQuery;
+import org.janusgraph.diskstorage.keycolumnvalue.StoreTransaction;
+import org.janusgraph.diskstorage.util.RecordIterator;
+import org.janusgraph.diskstorage.util.StaticArrayBuffer;
+import org.janusgraph.diskstorage.util.StaticArrayEntry;
+import org.janusgraph.diskstorage.util.StaticArrayEntryList;
+import org.janusgraph.util.system.IOUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import javax.annotation.Nullable;
+import java.io.Closeable;
+import java.io.IOException;
+import java.io.InterruptedIOException;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+import java.util.NavigableMap;
+
+/**
+ * Here are some areas that might need work:
+ * <p/>
+ * - batching? (consider HTable#batch, HTable#setAutoFlush(false)
+ * - tuning HTable#setWriteBufferSize (?)
+ * - writing a server-side filter to replace ColumnCountGetFilter, which drops
+ * all columns on the row where it reaches its limit.  This requires getSlice,
+ * currently, to impose its limit on the client side.  That obviously won't
+ * scale.
+ * - RowMutations for combining Puts+Deletes (need a newer HBase than 0.92 for this)
+ * - (maybe) fiddle with HTable#setRegionCachePrefetch and/or #prewarmRegionCache
+ * <p/>
+ * There may be other problem areas.  These are just the ones of which I'm aware.
+ */
+public class HBaseKeyColumnValueStore implements KeyColumnValueStore {
+
+    private static final Logger logger = LoggerFactory.getLogger(HBaseKeyColumnValueStore.class);
+
+    private final String tableName;
+    private final HBaseStoreManager storeManager;
+
+    // When using shortened CF names, columnFamily is the shortname and storeName is the longname
+    // When not using shortened CF names, they are the same
+    //private final String columnFamily;
+    private final String storeName;
+    // This is columnFamily.getBytes()
+    private final byte[] columnFamilyBytes;
+    private final HBaseGetter entryGetter;
+
+    private final ConnectionMask cnx;
+
+    HBaseKeyColumnValueStore(HBaseStoreManager storeManager, ConnectionMask cnx, String tableName, String columnFamily, String storeName) {
+        this.storeManager = storeManager;
+        this.cnx = cnx;
+        this.tableName = tableName;
+        //this.columnFamily = columnFamily;
+        this.storeName = storeName;
+        this.columnFamilyBytes = Bytes.toBytes(columnFamily);
+        this.entryGetter = new HBaseGetter(storeManager.getMetaDataSchema(storeName));
+    }
+
+    @Override
+    public void close() throws BackendException {
+    }
+
+    @Override
+    public EntryList getSlice(KeySliceQuery query, StoreTransaction txh) throws BackendException {
+        Map<StaticBuffer, EntryList> result = getHelper(Arrays.asList(query.getKey()), getFilter(query));
+        return Iterables.getOnlyElement(result.values(), EntryList.EMPTY_LIST);
+    }
+
+    @Override
+    public Map<StaticBuffer,EntryList> getSlice(List<StaticBuffer> keys, SliceQuery query, StoreTransaction txh) throws BackendException {
+        return getHelper(keys, getFilter(query));
+    }
+
+    @Override
+    public void mutate(StaticBuffer key, List<Entry> additions, List<StaticBuffer> deletions, StoreTransaction txh) throws BackendException {
+        Map<StaticBuffer, KCVMutation> mutations = ImmutableMap.of(key, new KCVMutation(additions, deletions));
+        mutateMany(mutations, txh);
+    }
+
+    @Override
+    public void acquireLock(StaticBuffer key,
+                            StaticBuffer column,
+                            StaticBuffer expectedValue,
+                            StoreTransaction txh) throws BackendException {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public KeyIterator getKeys(KeyRangeQuery query, StoreTransaction txh) throws BackendException {
+        return executeKeySliceQuery(query.getKeyStart().as(StaticBuffer.ARRAY_FACTORY),
+                query.getKeyEnd().as(StaticBuffer.ARRAY_FACTORY),
+                new FilterList(FilterList.Operator.MUST_PASS_ALL),
+                query);
+    }
+
+    @Override
+    public String getName() {
+        return storeName;
+    }
+
+    @Override
+    public KeyIterator getKeys(SliceQuery query, StoreTransaction txh) throws BackendException {
+        return executeKeySliceQuery(new FilterList(FilterList.Operator.MUST_PASS_ALL), query);
+    }
+
+    public static Filter getFilter(SliceQuery query) {
+        byte[] colStartBytes = query.getSliceStart().length() > 0 ? query.getSliceStart().as(StaticBuffer.ARRAY_FACTORY) : null;
+        byte[] colEndBytes = query.getSliceEnd().length() > 0 ? query.getSliceEnd().as(StaticBuffer.ARRAY_FACTORY) : null;
+
+        Filter filter = new ColumnRangeFilter(colStartBytes, true, colEndBytes, false);
+
+        if (query.hasLimit()) {
+            filter = new FilterList(FilterList.Operator.MUST_PASS_ALL,
+                    filter,
+                    new ColumnPaginationFilter(query.getLimit(), 0));
+        }
+
+        logger.debug("Generated HBase Filter {}", filter);
+
+        return filter;
+    }
+
+    private Map<StaticBuffer,EntryList> getHelper(List<StaticBuffer> keys, Filter getFilter) throws BackendException {
+        List<Get> requests = new ArrayList<Get>(keys.size());
+        {
+            for (StaticBuffer key : keys) {
+                Get g = new Get(key.as(StaticBuffer.ARRAY_FACTORY)).addFamily(columnFamilyBytes).setFilter(getFilter);
+                try {
+                    g.setTimeRange(0, Long.MAX_VALUE);
+                } catch (IOException e) {
+                    throw new PermanentBackendException(e);
+                }
+                requests.add(g);
+            }
+        }
+
+        Map<StaticBuffer,EntryList> resultMap = new HashMap<StaticBuffer,EntryList>(keys.size());
+
+        try {
+            TableMask table = null;
+            Result[] results = null;
+
+            try {
+                table = cnx.getTable(tableName);
+                results = table.get(requests);
+            } finally {
+                IOUtils.closeQuietly(table);
+            }
+
+            if (results == null)
+                return KCVSUtil.emptyResults(keys);
+
+            assert results.length==keys.size();
+
+            for (int i = 0; i < results.length; i++) {
+                Result result = results[i];
+                NavigableMap<byte[], NavigableMap<byte[], NavigableMap<Long, byte[]>>> f = result.getMap();
+
+                if (f == null) { // no result for this key
+                    resultMap.put(keys.get(i), EntryList.EMPTY_LIST);
+                    continue;
+                }
+
+                // actual key with <timestamp, value>
+                NavigableMap<byte[], NavigableMap<Long, byte[]>> r = f.get(columnFamilyBytes);
+                resultMap.put(keys.get(i), (r == null)
+                                            ? EntryList.EMPTY_LIST
+                                            : StaticArrayEntryList.ofBytes(r.entrySet(), entryGetter));
+            }
+
+            return resultMap;
+        } catch (InterruptedIOException e) {
+            // added to support traversal interruption
+            Thread.currentThread().interrupt();
+            throw new PermanentBackendException(e);
+        } catch (IOException e) {
+            throw new TemporaryBackendException(e);
+        }
+    }
+
+    private void mutateMany(Map<StaticBuffer, KCVMutation> mutations, StoreTransaction txh) throws BackendException {
+        storeManager.mutateMany(ImmutableMap.of(storeName, mutations), txh);
+    }
+
+    private KeyIterator executeKeySliceQuery(FilterList filters, @Nullable SliceQuery columnSlice) throws BackendException {
+        return executeKeySliceQuery(null, null, filters, columnSlice);
+    }
+
+    private KeyIterator executeKeySliceQuery(@Nullable byte[] startKey,
+                                             @Nullable byte[] endKey,
+                                             FilterList filters,
+                                             @Nullable SliceQuery columnSlice) throws BackendException {
+        Scan scan = new Scan().addFamily(columnFamilyBytes);
+
+        try {
+            scan.setTimeRange(0, Long.MAX_VALUE);
+        } catch (IOException e) {
+            throw new PermanentBackendException(e);
+        }
+
+        if (startKey != null)
+            scan.withStartRow(startKey);
+
+        if (endKey != null)
+            scan.withStopRow(endKey);
+
+        if (columnSlice != null) {
+            filters.addFilter(getFilter(columnSlice));
+        }
+
+        TableMask table = null;
+
+        try {
+            table = cnx.getTable(tableName);
+            return new RowIterator(table, table.getScanner(scan.setFilter(filters)), columnFamilyBytes);
+        } catch (IOException e) {
+            IOUtils.closeQuietly(table);
+            throw new PermanentBackendException(e);
+        }
+    }
+
+    private class RowIterator implements KeyIterator {
+        private final Closeable table;
+        private final Iterator<Result> rows;
+        private final byte[] columnFamilyBytes;
+
+        private Result currentRow;
+        private boolean isClosed;
+
+        public RowIterator(Closeable table, ResultScanner rows, byte[] columnFamilyBytes) {
+            this.table = table;
+            this.columnFamilyBytes = Arrays.copyOf(columnFamilyBytes, columnFamilyBytes.length);
+            this.rows = Iterators.filter(rows.iterator(), result -> null != result && null != result.getRow());
+        }
+
+        @Override
+        public RecordIterator<Entry> getEntries() {
+            ensureOpen();
+
+            return new RecordIterator<Entry>() {
+                private final Iterator<Map.Entry<byte[], NavigableMap<Long, byte[]>>> kv;
+                {
+                    final Map<byte[], NavigableMap<byte[], NavigableMap<Long, byte[]>>> map = currentRow.getMap();
+                    Preconditions.checkNotNull(map);
+                    kv = map.get(columnFamilyBytes).entrySet().iterator();
+                }
+
+                @Override
+                public boolean hasNext() {
+                    ensureOpen();
+                    return kv.hasNext();
+                }
+
+                @Override
+                public Entry next() {
+                    ensureOpen();
+                    return StaticArrayEntry.ofBytes(kv.next(), entryGetter);
+                }
+
+                @Override
+                public void close() {
+                    isClosed = true;
+                }
+
+                @Override
+                public void remove() {
+                    throw new UnsupportedOperationException();
+                }
+            };
+        }
+
+        @Override
+        public boolean hasNext() {
+            ensureOpen();
+            return rows.hasNext();
+        }
+
+        @Override
+        public StaticBuffer next() {
+            ensureOpen();
+
+            currentRow = rows.next();
+            return StaticArrayBuffer.of(currentRow.getRow());
+        }
+
+        @Override
+        public void close() {
+            IOUtils.closeQuietly(table);
+            isClosed = true;
+            logger.debug("RowIterator closed table {}", table);
+        }
+
+        @Override
+        public void remove() {
+            throw new UnsupportedOperationException();
+        }
+
+        private void ensureOpen() {
+            if (isClosed)
+                throw new IllegalStateException("Iterator has been closed.");
+        }
+    }
+
+    private static class HBaseGetter implements StaticArrayEntry.GetColVal<Map.Entry<byte[], NavigableMap<Long, byte[]>>, byte[]> {
+
+        private final EntryMetaData[] schema;
+
+        private HBaseGetter(EntryMetaData[] schema) {
+            this.schema = schema;
+        }
+
+        @Override
+        public byte[] getColumn(Map.Entry<byte[], NavigableMap<Long, byte[]>> element) {
+            return element.getKey();
+        }
+
+        @Override
+        public byte[] getValue(Map.Entry<byte[], NavigableMap<Long, byte[]>> element) {
+            return element.getValue().lastEntry().getValue();
+        }
+
+        @Override
+        public EntryMetaData[] getMetaSchema(Map.Entry<byte[], NavigableMap<Long, byte[]>> element) {
+            return schema;
+        }
+
+        @Override
+        public Object getMetaData(Map.Entry<byte[], NavigableMap<Long, byte[]>> element, EntryMetaData meta) {
+            switch(meta) {
+                case TIMESTAMP:
+                    return element.getValue().lastEntry().getKey();
+                default:
+                    throw new UnsupportedOperationException("Unsupported meta data: " + meta);
+            }
+        }
+    }
+}
diff --git a/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/HBaseStoreManager.java b/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/HBaseStoreManager.java
new file mode 100644
index 0000000..f857012
--- /dev/null
+++ b/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/HBaseStoreManager.java
@@ -0,0 +1,986 @@
+// Copyright 2017 JanusGraph Authors
+//
+// Licensed 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.
+
+package org.janusgraph.diskstorage.hbase2;
+
+import com.google.common.annotations.VisibleForTesting;
+import com.google.common.base.Joiner;
+import com.google.common.base.Preconditions;
+import com.google.common.collect.BiMap;
+import com.google.common.collect.ImmutableBiMap;
+import com.google.common.collect.ImmutableMap;
+import com.google.common.collect.Sets;
+import org.apache.hadoop.hbase.HBaseConfiguration;
+import org.apache.hadoop.hbase.HRegionInfo;
+import org.apache.hadoop.hbase.HRegionLocation;
+import org.apache.hadoop.hbase.MasterNotRunningException;
+import org.apache.hadoop.hbase.ServerName;
+import org.apache.hadoop.hbase.TableNotEnabledException;
+import org.apache.hadoop.hbase.TableNotFoundException;
+import org.apache.hadoop.hbase.ZooKeeperConnectionException;
+import org.apache.hadoop.hbase.client.ColumnFamilyDescriptor;
+import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder;
+import org.apache.hadoop.hbase.client.Delete;
+import org.apache.hadoop.hbase.client.Mutation;
+import org.apache.hadoop.hbase.client.Put;
+import org.apache.hadoop.hbase.client.Row;
+import org.apache.hadoop.hbase.client.TableDescriptor;
+import org.apache.hadoop.hbase.util.Bytes;
+import org.apache.hadoop.hbase.util.Pair;
+import org.apache.hadoop.hbase.util.VersionInfo;
+import org.janusgraph.core.JanusGraphException;
+import org.janusgraph.diskstorage.BackendException;
+import org.janusgraph.diskstorage.BaseTransactionConfig;
+import org.janusgraph.diskstorage.Entry;
+import org.janusgraph.diskstorage.EntryMetaData;
+import org.janusgraph.diskstorage.PermanentBackendException;
+import org.janusgraph.diskstorage.StaticBuffer;
+import org.janusgraph.diskstorage.StoreMetaData;
+import org.janusgraph.diskstorage.TemporaryBackendException;
+import org.janusgraph.diskstorage.common.DistributedStoreManager;
+import org.janusgraph.diskstorage.configuration.ConfigElement;
+import org.janusgraph.diskstorage.configuration.ConfigNamespace;
+import org.janusgraph.diskstorage.configuration.ConfigOption;
+import org.janusgraph.diskstorage.configuration.Configuration;
+import org.janusgraph.diskstorage.keycolumnvalue.KCVMutation;
+import org.janusgraph.diskstorage.keycolumnvalue.KeyColumnValueStore;
+import org.janusgraph.diskstorage.keycolumnvalue.KeyColumnValueStoreManager;
+import org.janusgraph.diskstorage.keycolumnvalue.KeyRange;
+import org.janusgraph.diskstorage.keycolumnvalue.StandardStoreFeatures;
+import org.janusgraph.diskstorage.keycolumnvalue.StoreFeatures;
+import org.janusgraph.diskstorage.keycolumnvalue.StoreTransaction;
+import org.janusgraph.diskstorage.util.BufferUtil;
+import org.janusgraph.diskstorage.util.StaticArrayBuffer;
+import org.janusgraph.diskstorage.util.time.TimestampProviders;
+import org.janusgraph.graphdb.configuration.GraphDatabaseConfiguration;
+import org.janusgraph.graphdb.configuration.PreInitializeConfigOptions;
+import org.janusgraph.util.system.IOUtils;
+import org.janusgraph.util.system.NetworkUtil;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.IOException;
+import java.nio.ByteBuffer;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.ConcurrentMap;
+
+import static org.janusgraph.diskstorage.Backend.EDGESTORE_NAME;
+import static org.janusgraph.diskstorage.Backend.INDEXSTORE_NAME;
+import static org.janusgraph.diskstorage.Backend.LOCK_STORE_SUFFIX;
+import static org.janusgraph.diskstorage.Backend.SYSTEM_MGMT_LOG_NAME;
+import static org.janusgraph.diskstorage.Backend.SYSTEM_TX_LOG_NAME;
+import static org.janusgraph.graphdb.configuration.GraphDatabaseConfiguration.DROP_ON_CLEAR;
+import static org.janusgraph.graphdb.configuration.GraphDatabaseConfiguration.GRAPH_NAME;
+import static org.janusgraph.graphdb.configuration.GraphDatabaseConfiguration.IDS_STORE_NAME;
+import static org.janusgraph.graphdb.configuration.GraphDatabaseConfiguration.SYSTEM_PROPERTIES_STORE_NAME;
+
+/**
+ * Storage Manager for HBase
+ */
+@PreInitializeConfigOptions
+public class HBaseStoreManager extends DistributedStoreManager implements KeyColumnValueStoreManager {
+
+    private static final Logger logger = LoggerFactory.getLogger(HBaseStoreManager.class);
+
+    public static final ConfigNamespace HBASE_NS =
+            new ConfigNamespace(GraphDatabaseConfiguration.STORAGE_NS, "hbase", "HBase storage options");
+
+    public static final ConfigOption<Boolean> SHORT_CF_NAMES =
+            new ConfigOption<>(HBASE_NS, "short-cf-names",
+            "Whether to shorten the names of JanusGraph's column families to one-character mnemonics " +
+            "to conserve storage space", ConfigOption.Type.FIXED, true);
+
+    public static final String COMPRESSION_DEFAULT = "-DEFAULT-";
+
+    public static final ConfigOption<String> COMPRESSION =
+            new ConfigOption<>(HBASE_NS, "compression-algorithm",
+            "An HBase Compression.Algorithm enum string which will be applied to newly created column families. " +
+            "The compression algorithm must be installed and available on the HBase cluster.  JanusGraph cannot install " +
+            "and configure new compression algorithms on the HBase cluster by itself.",
+            ConfigOption.Type.MASKABLE, "GZ");
+
+    public static final ConfigOption<Boolean> SKIP_SCHEMA_CHECK =
+            new ConfigOption<>(HBASE_NS, "skip-schema-check",
+            "Assume that JanusGraph's HBase table and column families already exist. " +
+            "When this is true, JanusGraph will not check for the existence of its table/CFs, " +
+            "nor will it attempt to create them under any circumstances.  This is useful " +
+            "when running JanusGraph without HBase admin privileges.",
+            ConfigOption.Type.MASKABLE, false);
+
+    public static final ConfigOption<String> HBASE_TABLE =
+            new ConfigOption<>(HBASE_NS, "table",
+            "The name of the table JanusGraph will use.  When " + ConfigElement.getPath(SKIP_SCHEMA_CHECK) +
+            " is false, JanusGraph will automatically create this table if it does not already exist." +
+            " If this configuration option is not provided but graph.graphname is, the table will be set" +
+            " to that value.",
+            ConfigOption.Type.LOCAL, "janusgraph");
+
+    /**
+     * Related bug fixed in 0.98.0, 0.94.7, 0.95.0:
+     *
+     * https://issues.apache.org/jira/browse/HBASE-8170
+     */
+    public static final int MIN_REGION_COUNT = 3;
+
+    /**
+     * The total number of HBase regions to create with JanusGraph's table. This
+     * setting only effects table creation; this normally happens just once when
+     * JanusGraph connects to an HBase backend for the first time.
+     */
+    public static final ConfigOption<Integer> REGION_COUNT =
+            new ConfigOption<Integer>(HBASE_NS, "region-count",
+            "The number of initial regions set when creating JanusGraph's HBase table",
+            ConfigOption.Type.MASKABLE, Integer.class, input -> null != input && MIN_REGION_COUNT <= input);
+
+    /**
+     * This setting is used only when {@link #REGION_COUNT} is unset.
+     * <p/>
+     * If JanusGraph's HBase table does not exist, then it will be created with total
+     * region count = (number of servers reported by ClusterStatus) * (this
+     * value).
+     * <p/>
+     * The Apache HBase manual suggests an order-of-magnitude range of potential
+     * values for this setting:
+     *
+     * <ul>
+     *  <li>
+     *   <a href="https://hbase.apache.org/book/important_configurations.html#disable.splitting">2.5.2.7. Managed Splitting</a>:
+     *   <blockquote>
+     *    What's the optimal number of pre-split regions to create? Mileage will
+     *    vary depending upon your application. You could start low with 10
+     *    pre-split regions / server and watch as data grows over time. It's
+     *    better to err on the side of too little regions and rolling split later.
+     *   </blockquote>
+     *  </li>
+     *  <li>
+     *   <a href="https://hbase.apache.org/book/regions.arch.html">9.7 Regions</a>:
+     *   <blockquote>
+     *    In general, HBase is designed to run with a small (20-200) number of
+     *    relatively large (5-20Gb) regions per server... Typically you want to
+     *    keep your region count low on HBase for numerous reasons. Usually
+     *    right around 100 regions per RegionServer has yielded the best results.
+     *   </blockquote>
+     *  </li>
+     * </ul>
+     *
+     * These considerations may differ for other HBase implementations (e.g. MapR).
+     */
+    public static final ConfigOption<Integer> REGIONS_PER_SERVER =
+            new ConfigOption<>(HBASE_NS, "regions-per-server",
+            "The number of regions per regionserver to set when creating JanusGraph's HBase table",
+            ConfigOption.Type.MASKABLE, Integer.class);
+
+    /**
+     * If this key is present in either the JVM system properties or the process
+     * environment (checked in the listed order, first hit wins), then its value
+     * must be the full package and class name of an implementation of
+     * {@link HBaseCompat} that has a no-arg public constructor.
+     * <p>
+     * When this <b>is not</b> set, JanusGraph attempts to automatically detect the
+     * HBase runtime version by calling {@link VersionInfo#getVersion()}. JanusGraph
+     * then checks the returned version string against a hard-coded list of
+     * supported version prefixes and instantiates the associated compat layer
+     * if a match is found.
+     * <p>
+     * When this <b>is</b> set, JanusGraph will not call
+     * {@code VersionInfo.getVersion()} or read its hard-coded list of supported
+     * version prefixes. JanusGraph will instead attempt to instantiate the class
+     * specified (via the no-arg constructor which must exist) and then attempt
+     * to cast it to HBaseCompat and use it as such. JanusGraph will assume the
+     * supplied implementation is compatible with the runtime HBase version and
+     * make no attempt to verify that assumption.
+     * <p>
+     * Setting this key incorrectly could cause runtime exceptions at best or
+     * silent data corruption at worst. This setting is intended for users
+     * running exotic HBase implementations that don't support VersionInfo or
+     * implementations which return values from {@code VersionInfo.getVersion()}
+     * that are inconsistent with Apache's versioning convention. It may also be
+     * useful to users who want to run against a new release of HBase that JanusGraph
+     * doesn't yet officially support.
+     *
+     */
+    public static final ConfigOption<String> COMPAT_CLASS =
+            new ConfigOption<>(HBASE_NS, "compat-class",
+            "The package and class name of the HBaseCompat implementation. HBaseCompat masks version-specific HBase API differences. " +
+            "When this option is unset, JanusGraph calls HBase's VersionInfo.getVersion() and loads the matching compat class " +
+            "at runtime.  Setting this option forces JanusGraph to instead reflectively load and instantiate the specified class.",
+            ConfigOption.Type.MASKABLE, String.class);
+
+    public static final int PORT_DEFAULT = 9160;
+
+    public static final TimestampProviders PREFERRED_TIMESTAMPS = TimestampProviders.MILLI;
+
+    public static final ConfigNamespace HBASE_CONFIGURATION_NAMESPACE =
+            new ConfigNamespace(HBASE_NS, "ext", "Overrides for hbase-{site,default}.xml options", true);
+
+    private static final StaticBuffer FOUR_ZERO_BYTES = BufferUtil.zeroBuffer(4);
+
+    // Immutable instance fields
+    private final BiMap<String, String> shortCfNameMap;
+    private final String tableName;
+    private final String compression;
+    private final int regionCount;
+    private final int regionsPerServer;
+    private final ConnectionMask cnx;
+    private final org.apache.hadoop.conf.Configuration hconf;
+    private final boolean shortCfNames;
+    private final boolean skipSchemaCheck;
+    private final String compatClass;
+    private final HBaseCompat compat;
+    // Cached return value of getDeployment() as requesting it can be expensive.
+    private Deployment deployment = null;
+
+    private static final ConcurrentHashMap<HBaseStoreManager, Throwable> openManagers = new ConcurrentHashMap<>();
+
+    // Mutable instance state
+    private final ConcurrentMap<String, HBaseKeyColumnValueStore> openStores;
+
+    public HBaseStoreManager(org.janusgraph.diskstorage.configuration.Configuration config) throws BackendException {
+        super(config, PORT_DEFAULT);
+
+        shortCfNameMap = createShortCfMap(config);
+
+        Preconditions.checkArgument(null != shortCfNameMap);
+        Collection<String> shorts = shortCfNameMap.values();
+        Preconditions.checkArgument(Sets.newHashSet(shorts).size() == shorts.size());
+
+        checkConfigDeprecation(config);
+
+        this.tableName = determineTableName(config);
+        this.compression = config.get(COMPRESSION);
+        this.regionCount = config.has(REGION_COUNT) ? config.get(REGION_COUNT) : -1;
+        this.regionsPerServer = config.has(REGIONS_PER_SERVER) ? config.get(REGIONS_PER_SERVER) : -1;
+        this.skipSchemaCheck = config.get(SKIP_SCHEMA_CHECK);
+        this.compatClass = config.has(COMPAT_CLASS) ? config.get(COMPAT_CLASS) : null;
+        this.compat = HBaseCompatLoader.getCompat(compatClass);
+
+        /*
+         * Specifying both region count options is permitted but may be
+         * indicative of a misunderstanding, so issue a warning.
+         */
+        if (config.has(REGIONS_PER_SERVER) && config.has(REGION_COUNT)) {
+            logger.warn("Both {} and {} are set in JanusGraph's configuration, but "
+                      + "the former takes precedence and the latter will be ignored.",
+                        REGION_COUNT, REGIONS_PER_SERVER);
+        }
+
+        /* This static factory calls HBaseConfiguration.addHbaseResources(),
+         * which in turn applies the contents of hbase-default.xml and then
+         * applies the contents of hbase-site.xml.
+         */
+        this.hconf = HBaseConfiguration.create();
+
+        // Copy a subset of our commons config into a Hadoop config
+        int keysLoaded=0;
+        Map<String,Object> configSub = config.getSubset(HBASE_CONFIGURATION_NAMESPACE);
+        for (Map.Entry<String,Object> entry : configSub.entrySet()) {
+            logger.info("HBase configuration: setting {}={}", entry.getKey(), entry.getValue());
+            if (entry.getValue()==null) continue;
+            hconf.set(entry.getKey(), entry.getValue().toString());
+            keysLoaded++;
+        }
+
+        // Special case for STORAGE_HOSTS
+        if (config.has(GraphDatabaseConfiguration.STORAGE_HOSTS)) {
+            String zkQuorumKey = "hbase.zookeeper.quorum";
+            String csHostList = Joiner.on(",").join(config.get(GraphDatabaseConfiguration.STORAGE_HOSTS));
+            hconf.set(zkQuorumKey, csHostList);
+            logger.info("Copied host list from {} to {}: {}", GraphDatabaseConfiguration.STORAGE_HOSTS, zkQuorumKey, csHostList);
+        }
+
+        logger.debug("HBase configuration: set a total of {} configuration values", keysLoaded);
+
+        this.shortCfNames = config.get(SHORT_CF_NAMES);
+
+        try {
+            //this.cnx = HConnectionManager.createConnection(hconf);
+            this.cnx = compat.createConnection(hconf);
+        } catch (IOException e) {
+            throw new PermanentBackendException(e);
+        }
+
+        if (logger.isTraceEnabled()) {
+            openManagers.put(this, new Throwable("Manager Opened"));
+            dumpOpenManagers();
+        }
+
+        logger.debug("Dumping HBase config key=value pairs");
+        for (Map.Entry<String, String> entry : hconf) {
+            logger.debug("[HBaseConfig] " + entry.getKey() + "=" + entry.getValue());
+        }
+        logger.debug("End of HBase config key=value pairs");
+
+        openStores = new ConcurrentHashMap<>();
+    }
+
+    public static BiMap<String, String> createShortCfMap(Configuration config) {
+        return ImmutableBiMap.<String, String>builder()
+                .put(INDEXSTORE_NAME, "g")
+                .put(INDEXSTORE_NAME + LOCK_STORE_SUFFIX, "h")
+                .put(config.get(IDS_STORE_NAME), "i")
+                .put(EDGESTORE_NAME, "e")
+                .put(EDGESTORE_NAME + LOCK_STORE_SUFFIX, "f")
+                .put(SYSTEM_PROPERTIES_STORE_NAME, "s")
+                .put(SYSTEM_PROPERTIES_STORE_NAME + LOCK_STORE_SUFFIX, "t")
+                .put(SYSTEM_MGMT_LOG_NAME, "m")
+                .put(SYSTEM_TX_LOG_NAME, "l")
+                .build();
+    }
+
+    @Override
+    public Deployment getDeployment() {
+        if (null != deployment) {
+            return deployment;
+        }
+
+        List<KeyRange> local;
+        try {
+            local = getLocalKeyPartition();
+            deployment = null != local && !local.isEmpty() ? Deployment.LOCAL : Deployment.REMOTE;
+        } catch (BackendException e) {
+            throw new RuntimeException(e);
+        }
+        return deployment;
+    }
+
+    @Override
+    public String toString() {
+        return "hbase[" + tableName + "@" + super.toString() + "]";
+    }
+
+    public void dumpOpenManagers() {
+        int estimatedSize = openManagers.size();
+        logger.trace("---- Begin open HBase store manager list ({} managers) ----", estimatedSize);
+        for (HBaseStoreManager m : openManagers.keySet()) {
+            logger.trace("Manager {} opened at:", m, openManagers.get(m));
+        }
+        logger.trace("----   End open HBase store manager list ({} managers)  ----", estimatedSize);
+    }
+
+    @Override
+    public void close() {
+        openStores.clear();
+        if (logger.isTraceEnabled())
+            openManagers.remove(this);
+        IOUtils.closeQuietly(cnx);
+    }
+
+    @Override
+    public StoreFeatures getFeatures() {
+
+        Configuration c = GraphDatabaseConfiguration.buildGraphConfiguration();
+
+        StandardStoreFeatures.Builder fb = new StandardStoreFeatures.Builder()
+                .orderedScan(true).unorderedScan(true).batchMutation(true)
+                .multiQuery(true).distributed(true).keyOrdered(true).storeTTL(true)
+                .cellTTL(true).timestamps(true).preferredTimestamps(PREFERRED_TIMESTAMPS)
+                .optimisticLocking(true).keyConsistent(c);
+
+        try {
+            fb.localKeyPartition(getDeployment() == Deployment.LOCAL);
+        } catch (Exception e) {
+            logger.warn("Unexpected exception during getDeployment()", e);
+        }
+
+        return fb.build();
+    }
+
+    @Override
+    public void mutateMany(Map<String, Map<StaticBuffer, KCVMutation>> mutations, StoreTransaction txh) throws BackendException {
+        final MaskedTimestamp commitTime = new MaskedTimestamp(txh);
+        // In case of an addition and deletion with identical timestamps, the
+        // deletion tombstone wins.
+        // http://hbase.apache.org/book/versions.html#d244e4250
+        final Map<StaticBuffer, Pair<List<Put>, Delete>> commandsPerKey =
+                convertToCommands(
+                        mutations,
+                        commitTime.getAdditionTime(times),
+                        commitTime.getDeletionTime(times));
+
+        final List<Row> batch = new ArrayList<>(commandsPerKey.size()); // actual batch operation
+
+        // convert sorted commands into representation required for 'batch' operation
+        for (Pair<List<Put>, Delete> commands : commandsPerKey.values()) {
+            if (commands.getFirst() != null && !commands.getFirst().isEmpty())
+                batch.addAll(commands.getFirst());
+
+            if (commands.getSecond() != null)
+                batch.add(commands.getSecond());
+        }
+
+        try {
+            TableMask table = null;
+
+            try {
+                table = cnx.getTable(tableName);
+                table.batch(batch, new Object[batch.size()]);
+            } finally {
+                IOUtils.closeQuietly(table);
+            }
+        } catch (IOException e) {
+            throw new TemporaryBackendException(e);
+        } catch (InterruptedException e) {
+            throw new TemporaryBackendException(e);
+        }
+
+        sleepAfterWrite(txh, commitTime);
+    }
+
+    @Override
+    public KeyColumnValueStore openDatabase(String longName, StoreMetaData.Container metaData) throws BackendException {
+        // HBase does not support retrieving cell-level TTL by the client.
+        Preconditions.checkArgument(!storageConfig.has(GraphDatabaseConfiguration.STORE_META_TTL, longName)
+            || !storageConfig.get(GraphDatabaseConfiguration.STORE_META_TTL, longName));
+
+        HBaseKeyColumnValueStore store = openStores.get(longName);
+
+        if (store == null) {
+            final String cfName = getCfNameForStoreName(longName);
+
+            HBaseKeyColumnValueStore newStore = new HBaseKeyColumnValueStore(this, cnx, tableName, cfName, longName);
+
+            store = openStores.putIfAbsent(longName, newStore); // nothing bad happens if we loose to other thread
+
+            if (store == null) {
+                if (!skipSchemaCheck) {
+                    int cfTTLInSeconds = -1;
+                    if (metaData.contains(StoreMetaData.TTL)) {
+                        cfTTLInSeconds = metaData.get(StoreMetaData.TTL);
+                    }
+                    ensureColumnFamilyExists(tableName, cfName, cfTTLInSeconds);
+                }
+
+                store = newStore;
+            }
+        }
+
+        return store;
+    }
+
+    @Override
+    public StoreTransaction beginTransaction(final BaseTransactionConfig config) throws BackendException {
+        return new HBaseTransaction(config);
+    }
+
+    @Override
+    public String getName() {
+        return tableName;
+    }
+
+    /**
+     * Deletes the specified table with all its columns.
+     * ATTENTION: Invoking this method will delete the table if it exists and therefore causes data loss.
+     */
+    @Override
+    public void clearStorage() throws BackendException {
+        try (AdminMask adm = getAdminInterface()) {
+            if (this.storageConfig.get(DROP_ON_CLEAR)) {
+                adm.dropTable(tableName);
+            } else {
+                adm.clearTable(tableName, times.getTime(times.getTime()));
+            }
+        } catch (IOException e)
+        {
+            throw new TemporaryBackendException(e);
+        }
+    }
+
+    @Override
+    public boolean exists() throws BackendException {
+        try (final AdminMask adm = getAdminInterface()) {
+            return adm.tableExists(tableName);
+        } catch (IOException e) {
+            throw new TemporaryBackendException(e);
+        }
+    }
+
+    @Override
+    public List<KeyRange> getLocalKeyPartition() throws BackendException {
+        List<KeyRange> result = new LinkedList<>();
+        try {
+            ensureTableExists(
+                tableName, getCfNameForStoreName(GraphDatabaseConfiguration.SYSTEM_PROPERTIES_STORE_NAME), 0);
+            Map<KeyRange, ServerName> normed = normalizeKeyBounds(cnx.getRegionLocations(tableName));
+
+            for (Map.Entry<KeyRange, ServerName> e : normed.entrySet()) {
+                if (NetworkUtil.isLocalConnection(e.getValue().getHostname())) {
+                    result.add(e.getKey());
+                    logger.debug("Found local key/row partition {} on host {}", e.getKey(), e.getValue());
+                } else {
+                    logger.debug("Discarding remote {}", e.getValue());
+                }
+            }
+        } catch (MasterNotRunningException e) {
+            logger.warn("Unexpected MasterNotRunningException", e);
+        } catch (ZooKeeperConnectionException e) {
+            logger.warn("Unexpected ZooKeeperConnectionException", e);
+        } catch (IOException e) {
+            logger.warn("Unexpected IOException", e);
+        }
+        return result;
+    }
+
+    /**
+     * each key from an {@link HRegionInfo} to a {@link KeyRange} expressing the
+     * region's start and end key bounds using JanusGraph-partitioning-friendly
+     * conventions (start inclusive, end exclusive, zero bytes appended where
+     * necessary to make all keys at least 4 bytes long).
+     * <p/>
+     * This method iterates over the entries in its map parameter and performs
+     * the following conditional conversions on its keys. "Require" below means
+     * either a {@link Preconditions} invocation or an assertion. HRegionInfo
+     * sometimes returns start and end keys of zero length; this method replaces
+     * zero length keys with null before doing any of the checks described
+     * below. The parameter map and the values it contains are only read and
+     * never modified.
+     *
+     * <ul>
+     * <li>If an entry's HRegionInfo has null start and end keys, then first
+     * require that the parameter map is a singleton, and then return a
+     * single-entry map whose {@code KeyRange} has start and end buffers that
+     * are both four bytes of zeros.</li>
+     * <li>If the entry has a null end key (but non-null start key), put an
+     * equivalent entry in the result map with a start key identical to the
+     * input, except that zeros are appended to values less than 4 bytes long,
+     * and an end key that is four bytes of zeros.
+     * <li>If the entry has a null start key (but non-null end key), put an
+     * equivalent entry in the result map where the start key is four bytes of
+     * zeros, and the end key has zeros appended, if necessary, to make it at
+     * least 4 bytes long, after which one is added to the padded value in
+     * unsigned 32-bit arithmetic with overflow allowed.</li>
+     * <li>Any entry which matches none of the above criteria results in an
+     * equivalent entry in the returned map, except that zeros are appended to
+     * both keys to make each at least 4 bytes long, and the end key is then
+     * incremented as described in the last bullet point.</li>
+     * </ul>
+     *
+     * After iterating over the parameter map, this method checks that it either
+     * saw no entries with null keys, one entry with a null start key and a
+     * different entry with a null end key, or one entry with both start and end
+     * keys null. If any null keys are observed besides these three cases, the
+     * method will die with a precondition failure.
+     *
+     * @param locations A list of HRegionInfo
+     * @return JanusGraph-friendly expression of each region's rowkey boundaries
+     */
+    private Map<KeyRange, ServerName> normalizeKeyBounds(List<HRegionLocation> locations) {
+
+        HRegionLocation nullStart = null;
+        HRegionLocation nullEnd = null;
+
+        ImmutableMap.Builder<KeyRange, ServerName> b = ImmutableMap.builder();
+
+        for (HRegionLocation location : locations) {
+            HRegionInfo regionInfo = location.getRegionInfo();
+            ServerName serverName = location.getServerName();
+            byte startKey[] = regionInfo.getStartKey();
+            byte endKey[]   = regionInfo.getEndKey();
+
+            if (0 == startKey.length) {
+                startKey = null;
+                logger.trace("Converted zero-length HBase startKey byte array to null");
+            }
+
+            if (0 == endKey.length) {
+                endKey = null;
+                logger.trace("Converted zero-length HBase endKey byte array to null");
+            }
+
+            if (null == startKey && null == endKey) {
+                Preconditions.checkState(1 == locations.size());
+                logger.debug("HBase table {} has a single region {}", tableName, regionInfo);
+                // Choose arbitrary shared value = startKey = endKey
+                return b.put(new KeyRange(FOUR_ZERO_BYTES, FOUR_ZERO_BYTES), serverName).build();
+            } else if (null == startKey) {
+                logger.debug("Found HRegionInfo with null startKey on server {}: {}", serverName, regionInfo);
+                Preconditions.checkState(null == nullStart);
+                nullStart = location;
+                // I thought endBuf would be inclusive from the HBase javadoc, but in practice it is exclusive
+                StaticBuffer endBuf = StaticArrayBuffer.of(zeroExtend(endKey));
+                // Replace null start key with zeroes
+                b.put(new KeyRange(FOUR_ZERO_BYTES, endBuf), serverName);
+            } else if (null == endKey) {
+                logger.debug("Found HRegionInfo with null endKey on server {}: {}", serverName, regionInfo);
+                Preconditions.checkState(null == nullEnd);
+                nullEnd = location;
+                // Replace null end key with zeroes
+                b.put(new KeyRange(StaticArrayBuffer.of(zeroExtend(startKey)), FOUR_ZERO_BYTES), serverName);
+            } else {
+                Preconditions.checkState(null != startKey);
+                Preconditions.checkState(null != endKey);
+
+                // Convert HBase's inclusive end keys into exclusive JanusGraph end keys
+                StaticBuffer startBuf = StaticArrayBuffer.of(zeroExtend(startKey));
+                StaticBuffer endBuf = StaticArrayBuffer.of(zeroExtend(endKey));
+
+                KeyRange kr = new KeyRange(startBuf, endBuf);
+                b.put(kr, serverName);
+                logger.debug("Found HRegionInfo with non-null end and start keys on server {}: {}", serverName, regionInfo);
+            }
+        }
+
+        // Require either no null key bounds or a pair of them
+        Preconditions.checkState(!(null == nullStart ^ null == nullEnd));
+
+        // Check that every key in the result is at least 4 bytes long
+        Map<KeyRange, ServerName> result = b.build();
+        for (KeyRange kr : result.keySet()) {
+            Preconditions.checkState(4 <= kr.getStart().length());
+            Preconditions.checkState(4 <= kr.getEnd().length());
+        }
+
+        return result;
+    }
+
+    /**
+     * If the parameter is shorter than 4 bytes, then create and return a new 4
+     * byte array with the input array's bytes followed by zero bytes. Otherwise
+     * return the parameter.
+     *
+     * @param dataToPad non-null but possibly zero-length byte array
+     * @return either the parameter or a new array
+     */
+    private final byte[] zeroExtend(byte[] dataToPad) {
+        assert null != dataToPad;
+
+        final int targetLength = 4;
+
+        if (targetLength <= dataToPad.length)
+            return dataToPad;
+
+        byte padded[] = new byte[targetLength];
+
+        for (int i = 0; i < dataToPad.length; i++)
+            padded[i] = dataToPad[i];
+
+        for (int i = dataToPad.length; i < padded.length; i++)
+            padded[i] = (byte)0;
+
+        return padded;
+    }
+
+    public static String shortenCfName(BiMap<String, String> shortCfNameMap, String longName) throws PermanentBackendException {
+        final String s;
+        if (shortCfNameMap.containsKey(longName)) {
+            s = shortCfNameMap.get(longName);
+            Preconditions.checkNotNull(s);
+            logger.debug("Substituted default CF name \"{}\" with short form \"{}\" to reduce HBase KeyValue size", longName, s);
+        } else {
+            if (shortCfNameMap.containsValue(longName)) {
+                String fmt = "Must use CF long-form name \"%s\" instead of the short-form name \"%s\" when configured with %s=true";
+                String msg = String.format(fmt, shortCfNameMap.inverse().get(longName), longName, SHORT_CF_NAMES.getName());
+                throw new PermanentBackendException(msg);
+            }
+            s = longName;
+            logger.debug("Kept default CF name \"{}\" because it has no associated short form", s);
+        }
+        return s;
+    }
+
+    private TableDescriptor ensureTableExists(String tableName, String initialCFName, int ttlInSeconds) throws BackendException {
+        AdminMask adm = null;
+
+        TableDescriptor desc;
+
+        try { // Create our table, if necessary
+            adm = getAdminInterface();
+            /*
+             * Some HBase versions/impls respond badly to attempts to create a
+             * table without at least one CF. See #661. Creating a CF along with
+             * the table avoids HBase carping.
+             */
+            if (adm.tableExists(tableName)) {
+                desc = adm.getTableDescriptor(tableName);
+                // Check and warn if long and short cf names are mixedly used for the same table.
+                if (shortCfNames && initialCFName.equals(shortCfNameMap.get(SYSTEM_PROPERTIES_STORE_NAME))) {
+                    String longCFName = shortCfNameMap.inverse().get(initialCFName);
+                    if (desc.getColumnFamily(Bytes.toBytes(longCFName)) != null) {
+                        logger.warn("Configuration {}=true, but the table \"{}\" already has column family with long name \"{}\".",
+                            SHORT_CF_NAMES.getName(), tableName, longCFName);
+                        logger.warn("Check {} configuration.", SHORT_CF_NAMES.getName());
+                    }
+                }
+                else if (!shortCfNames && initialCFName.equals(SYSTEM_PROPERTIES_STORE_NAME)) {
+                    String shortCFName = shortCfNameMap.get(initialCFName);
+                    if (desc.getColumnFamily(Bytes.toBytes(shortCFName)) != null) {
+                        logger.warn("Configuration {}=false, but the table \"{}\" already has column family with short name \"{}\".",
+                            SHORT_CF_NAMES.getName(), tableName, shortCFName);
+                        logger.warn("Check {} configuration.", SHORT_CF_NAMES.getName());
+                    }
+                }
+            } else {
+                desc = createTable(tableName, initialCFName, ttlInSeconds, adm);
+            }
+        } catch (IOException e) {
+            throw new TemporaryBackendException(e);
+        } finally {
+            IOUtils.closeQuietly(adm);
+        }
+
+        return desc;
+    }
+
+    private TableDescriptor createTable(String tableName, String cfName, int ttlInSeconds, AdminMask adm) throws IOException {
+        TableDescriptor desc = compat.newTableDescriptor(tableName);
+
+        ColumnFamilyDescriptor cdesc = ColumnFamilyDescriptorBuilder.of(cfName);
+        cdesc = setCFOptions(cdesc, ttlInSeconds);
+
+        desc = compat.addColumnFamilyToTableDescriptor(desc, cdesc);
+
+        int count; // total regions to create
+        String src;
+
+        if (MIN_REGION_COUNT <= (count = regionCount)) {
+            src = "region count configuration";
+        } else if (0 < regionsPerServer &&
+                   MIN_REGION_COUNT <= (count = regionsPerServer * adm.getEstimatedRegionServerCount())) {
+            src = "ClusterStatus server count";
+        } else {
+            count = -1;
+            src = "default";
+        }
+
+        if (MIN_REGION_COUNT < count) {
+            adm.createTable(desc, getStartKey(count), getEndKey(count), count);
+            logger.debug("Created table {} with region count {} from {}", tableName, count, src);
+        } else {
+            adm.createTable(desc);
+            logger.debug("Created table {} with default start key, end key, and region count", tableName);
+        }
+
+        return desc;
+    }
+
+    /**
+     * <p/>
+     * From the {@code createTable} javadoc:
+     * "The start key specified will become the end key of the first region of
+     * the table, and the end key specified will become the start key of the
+     * last region of the table (the first region has a null start key and
+     * the last region has a null end key)"
+     * <p/>
+     * To summarize, the {@code createTable} argument called "startKey" is
+     * actually the end key of the first region.
+     */
+    private byte[] getStartKey(int regionCount) {
+        ByteBuffer regionWidth = ByteBuffer.allocate(4);
+        regionWidth.putInt((int)(((1L << 32) - 1L) / regionCount)).flip();
+        return StaticArrayBuffer.of(regionWidth).getBytes(0, 4);
+    }
+
+    /**
+     * Companion to {@link #getStartKey(int)}. See its javadoc for details.
+     */
+    private byte[] getEndKey(int regionCount) {
+        ByteBuffer regionWidth = ByteBuffer.allocate(4);
+        regionWidth.putInt((int)(((1L << 32) - 1L) / regionCount * (regionCount - 1))).flip();
+        return StaticArrayBuffer.of(regionWidth).getBytes(0, 4);
+    }
+
+    private void ensureColumnFamilyExists(String tableName, String columnFamily, int ttlInSeconds) throws BackendException {
+        AdminMask adm = null;
+        try {
+            adm = getAdminInterface();
+            TableDescriptor desc = ensureTableExists(tableName, columnFamily, ttlInSeconds);
+
+            Preconditions.checkNotNull(desc);
+
+            ColumnFamilyDescriptor cf = desc.getColumnFamily(Bytes.toBytes(columnFamily));
+
+            // Create our column family, if necessary
+            if (cf == null) {
+                try {
+                    if (!adm.isTableDisabled(tableName)) {
+                        adm.disableTable(tableName);
+                    }
+                } catch (TableNotEnabledException e) {
+                    logger.debug("Table {} already disabled", tableName);
+                } catch (IOException e) {
+                    throw new TemporaryBackendException(e);
+                }
+
+                try {
+                    ColumnFamilyDescriptor cdesc = ColumnFamilyDescriptorBuilder.of(columnFamily);
+
+                    setCFOptions(cdesc, ttlInSeconds);
+
+                    adm.addColumn(tableName, cdesc);
+
+                    try {
+                        logger.debug("Added HBase ColumnFamily {}, waiting for 1 sec. to propogate.", columnFamily);
+                        Thread.sleep(1000L);
+                    } catch (InterruptedException ie) {
+                        throw new TemporaryBackendException(ie);
+                    }
+
+                    adm.enableTable(tableName);
+                } catch (TableNotFoundException ee) {
+                    logger.error("TableNotFoundException", ee);
+                    throw new PermanentBackendException(ee);
+                } catch (org.apache.hadoop.hbase.TableExistsException ee) {
+                    logger.debug("Swallowing exception {}", ee);
+                } catch (IOException ee) {
+                    throw new TemporaryBackendException(ee);
+                }
+            }
+        } finally {
+            IOUtils.closeQuietly(adm);
+        }
+    }
+
+    private ColumnFamilyDescriptor setCFOptions(ColumnFamilyDescriptor cdesc, int ttlInSeconds) {
+        ColumnFamilyDescriptor ret = null;
+
+        if (null != compression && !compression.equals(COMPRESSION_DEFAULT)) {
+            ret = compat.setCompression(cdesc, compression);
+        }
+
+        if (ttlInSeconds > 0) {
+            ret = ColumnFamilyDescriptorBuilder.newBuilder(cdesc).setTimeToLive(ttlInSeconds).build();
+        }
+
+        return ret;
+    }
+
+    /**
+     * Convert JanusGraph internal Mutation representation into HBase native commands.
+     *
+     * @param mutations    Mutations to convert into HBase commands.
+     * @param putTimestamp The timestamp to use for Put commands.
+     * @param delTimestamp The timestamp to use for Delete commands.
+     * @return Commands sorted by key converted from JanusGraph internal representation.
+     * @throws org.janusgraph.diskstorage.PermanentBackendException
+     */
+     @VisibleForTesting
+     Map<StaticBuffer, Pair<List<Put>, Delete>> convertToCommands(Map<String, Map<StaticBuffer, KCVMutation>> mutations,
+                                                                  final long putTimestamp,
+                                                                  final long delTimestamp) throws PermanentBackendException {
+        // A map of rowkey to commands (list of Puts, Delete)
+        final Map<StaticBuffer, Pair<List<Put>, Delete>> commandsPerKey = new HashMap<>();
+
+        for (Map.Entry<String, Map<StaticBuffer, KCVMutation>> entry : mutations.entrySet()) {
+
+            String cfString = getCfNameForStoreName(entry.getKey());
+            byte[] cfName = Bytes.toBytes(cfString);
+
+            for (Map.Entry<StaticBuffer, KCVMutation> m : entry.getValue().entrySet()) {
+                final byte[] key = m.getKey().as(StaticBuffer.ARRAY_FACTORY);
+                KCVMutation mutation = m.getValue();
+
+                Pair<List<Put>, Delete> commands = commandsPerKey.get(m.getKey());
+
+                // The firt time we go through the list of input <rowkey, KCVMutation>,
+                // create the holder for a particular rowkey
+                if (commands == null) {
+                    commands = new Pair<>();
+                    // List of all the Puts for this rowkey, including the ones without TTL and with TTL.
+                    final List<Put> putList = new ArrayList<>();
+                    commands.setFirst(putList);
+                    commandsPerKey.put(m.getKey(), commands);
+                }
+
+                if (mutation.hasDeletions()) {
+                    if (commands.getSecond() == null) {
+                        Delete d = new Delete(key);
+                        compat.setTimestamp(d, delTimestamp);
+                        commands.setSecond(d);
+                    }
+
+                    for (StaticBuffer b : mutation.getDeletions()) {
+                        // commands.getSecond() is a Delete for this rowkey.
+                        commands.getSecond().addColumns(cfName, b.as(StaticBuffer.ARRAY_FACTORY), delTimestamp);
+                    }
+                }
+
+                if (mutation.hasAdditions()) {
+                    // All the entries (column cells) with the rowkey use this one Put, except the ones with TTL.
+                    final Put putColumnsWithoutTtl = new Put(key, putTimestamp);
+                    // At the end of this loop, there will be one Put entry in the commands.getFirst() list that
+                    // contains all additions without TTL set, and possible multiple Put entries for columns
+                    // that have TTL set.
+                    for (Entry e : mutation.getAdditions()) {
+
+                        // Deal with TTL within the entry (column cell) first
+                        // HBase cell level TTL is actually set at the Mutation/Put level.
+                        // Therefore we need to construct a new Put for each entry (column cell) with TTL.
+                        // We can not combine them because column cells within the same rowkey may:
+                        // 1. have no TTL
+                        // 2. have TTL
+                        // 3. have different TTL
+                        final Integer ttl = (Integer) e.getMetaData().get(EntryMetaData.TTL);
+                        if (null != ttl && ttl > 0) {
+                            // Create a new Put
+                            Put putColumnWithTtl = new Put(key, putTimestamp);
+                            addColumnToPut(putColumnWithTtl, cfName, putTimestamp, e);
+                            // Convert ttl from second (JanusGraph TTL) to millisec (HBase TTL)
+                            // @see JanusGraphManagement#setTTL(JanusGraphSchemaType, Duration)
+                            // Cast Put to Mutation for backward compatibility with HBase 0.98.x
+                            // HBase supports cell-level TTL for versions 0.98.6 and above.
+                            ((Mutation) putColumnWithTtl).setTTL(ttl * 1000);
+                            // commands.getFirst() is the list of Puts for this rowkey. Add this
+                            // Put column with TTL to the list.
+                            commands.getFirst().add(putColumnWithTtl);
+                        } else {
+                            addColumnToPut(putColumnsWithoutTtl, cfName, putTimestamp, e);
+                        }
+                    }
+                    // If there were any mutations without TTL set, add them to commands.getFirst()
+                    if (!putColumnsWithoutTtl.isEmpty()) {
+                        commands.getFirst().add(putColumnsWithoutTtl);
+                    }
+                }
+            }
+        }
+
+        return commandsPerKey;
+    }
+
+    private void addColumnToPut(Put p, byte[] cfName, long putTimestamp, Entry e) {
+      p.addColumn(cfName, e.getColumnAs(StaticBuffer.ARRAY_FACTORY), putTimestamp,
+          e.getValueAs(StaticBuffer.ARRAY_FACTORY));
+    }
+
+    private String getCfNameForStoreName(String storeName) throws PermanentBackendException {
+        return shortCfNames ? shortenCfName(shortCfNameMap, storeName) : storeName;
+    }
+
+    private void checkConfigDeprecation(org.janusgraph.diskstorage.configuration.Configuration config) {
+        if (config.has(GraphDatabaseConfiguration.STORAGE_PORT)) {
+            logger.warn("The configuration property {} is ignored for HBase. Set hbase.zookeeper.property.clientPort in hbase-site.xml or {}.hbase.zookeeper.property.clientPort in JanusGraph's configuration file.",
+                    ConfigElement.getPath(GraphDatabaseConfiguration.STORAGE_PORT), ConfigElement.getPath(HBASE_CONFIGURATION_NAMESPACE));
+        }
+    }
+
+    private AdminMask getAdminInterface() {
+        try {
+            return cnx.getAdmin();
+        } catch (IOException e) {
+            throw new JanusGraphException(e);
+        }
+    }
+
+    private String determineTableName(org.janusgraph.diskstorage.configuration.Configuration config) {
+        if ((!config.has(HBASE_TABLE)) && (config.has(GRAPH_NAME))) {
+            return config.get(GRAPH_NAME);
+        }
+        return config.get(HBASE_TABLE);
+    }
+}
diff --git a/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/HBaseTransaction.java b/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/HBaseTransaction.java
new file mode 100644
index 0000000..3b0d271
--- /dev/null
+++ b/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/HBaseTransaction.java
@@ -0,0 +1,31 @@
+// Copyright 2017 JanusGraph Authors
+//
+// Licensed 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.
+
+package org.janusgraph.diskstorage.hbase2;
+
+import org.janusgraph.diskstorage.BaseTransactionConfig;
+import org.janusgraph.diskstorage.common.AbstractStoreTransaction;
+
+/**
+ * This class overrides and adds nothing compared with
+ * {@link org.janusgraph.diskstorage.locking.consistentkey.ExpectedValueCheckingTransaction}; however, it creates a transaction type specific
+ * to HBase, which lets us check for user errors like passing a Cassandra
+ * transaction into a HBase method.
+ */
+public class HBaseTransaction extends AbstractStoreTransaction {
+
+    public HBaseTransaction(final BaseTransactionConfig config) {
+        super(config);
+    }
+}
diff --git a/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/HConnection2_0.java b/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/HConnection2_0.java
new file mode 100644
index 0000000..66b8642
--- /dev/null
+++ b/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/HConnection2_0.java
@@ -0,0 +1,58 @@
+// Copyright 2017 JanusGraph Authors
+//
+// Licensed 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.
+
+package org.janusgraph.diskstorage.hbase2;
+
+import org.apache.hadoop.hbase.HRegionLocation;
+import org.apache.hadoop.hbase.TableName;
+import org.apache.hadoop.hbase.client.Connection;
+
+import java.io.IOException;
+import java.util.List;
+
+public class HConnection2_0 implements ConnectionMask
+{
+
+    private final Connection cnx;
+
+    public HConnection2_0(Connection cnx)
+    {
+        this.cnx = cnx;
+    }
+
+    @Override
+    public TableMask getTable(String name) throws IOException
+    {
+        return new HTable2_0(cnx.getTable(TableName.valueOf(name)));
+    }
+
+    @Override
+    public AdminMask getAdmin() throws IOException
+    {
+        return new HBaseAdmin2_0(cnx.getAdmin());
+    }
+
+    @Override
+    public void close() throws IOException
+    {
+        cnx.close();
+    }
+
+    @Override
+    public List<HRegionLocation> getRegionLocations(String tableName)
+        throws IOException
+    {
+        return this.cnx.getRegionLocator(TableName.valueOf(tableName)).getAllRegionLocations();
+    }
+}
diff --git a/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/HTable2_0.java b/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/HTable2_0.java
new file mode 100644
index 0000000..0b4643a
--- /dev/null
+++ b/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/HTable2_0.java
@@ -0,0 +1,60 @@
+// Copyright 2017 JanusGraph Authors
+//
+// Licensed 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.
+
+package org.janusgraph.diskstorage.hbase2;
+
+import org.apache.hadoop.hbase.client.Get;
+import org.apache.hadoop.hbase.client.Result;
+import org.apache.hadoop.hbase.client.ResultScanner;
+import org.apache.hadoop.hbase.client.Row;
+import org.apache.hadoop.hbase.client.Scan;
+import org.apache.hadoop.hbase.client.Table;
+
+import java.io.IOException;
+import java.util.List;
+
+public class HTable2_0 implements TableMask
+{
+    private final Table table;
+
+    public HTable2_0(Table table)
+    {
+        this.table = table;
+    }
+
+    @Override
+    public ResultScanner getScanner(Scan filter) throws IOException
+    {
+        return table.getScanner(filter);
+    }
+
+    @Override
+    public Result[] get(List<Get> gets) throws IOException
+    {
+        return table.get(gets);
+    }
+
+    @Override
+    public void batch(List<Row> writes, Object[] results) throws IOException, InterruptedException
+    {
+        table.batch(writes, results);
+        /* table.flushCommits(); not needed anymore */
+    }
+
+    @Override
+    public void close() throws IOException
+    {
+        table.close();
+    }
+}
diff --git a/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/TableMask.java b/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/TableMask.java
new file mode 100644
index 0000000..0309c39
--- /dev/null
+++ b/graphdb/janus-hbase2/src/main/java/org/janusgraph/diskstorage/hbase2/TableMask.java
@@ -0,0 +1,45 @@
+// Copyright 2017 JanusGraph Authors
+//
+// Licensed 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.
+
+/**
+ * Copyright DataStax, Inc.
+ * <p>
+ * Please see the included license file for details.
+ */
+package org.janusgraph.diskstorage.hbase2;
+
+import org.apache.hadoop.hbase.client.Get;
+import org.apache.hadoop.hbase.client.Result;
+import org.apache.hadoop.hbase.client.ResultScanner;
+import org.apache.hadoop.hbase.client.Row;
+import org.apache.hadoop.hbase.client.Scan;
+
+import java.io.Closeable;
+import java.io.IOException;
+import java.util.List;
+
+/**
+ * This interface hides ABI/API breaking changes that HBase has made to its Table/HTableInterface over the course
+ * of development from 0.94 to 1.0 and beyond.
+ */
+public interface TableMask extends Closeable
+{
+
+    ResultScanner getScanner(Scan filter) throws IOException;
+
+    Result[] get(List<Get> gets) throws IOException;
+
+    void batch(List<Row> writes, Object[] results) throws IOException, InterruptedException;
+
+}
diff --git a/graphdb/janus/pom.xml b/graphdb/janus/pom.xml
index 5d491e8..543e340 100644
--- a/graphdb/janus/pom.xml
+++ b/graphdb/janus/pom.xml
@@ -55,6 +55,12 @@
 
         <dependency>
             <groupId>org.apache.atlas</groupId>
+            <artifactId>atlas-janusgraph-hbase2</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+
+        <dependency>
+            <groupId>org.apache.atlas</groupId>
             <artifactId>atlas-testtools</artifactId>
             <version>${project.version}</version>
         </dependency>
diff --git a/graphdb/janus/src/main/java/org/apache/atlas/repository/graphdb/janus/AtlasJanusGraphDatabase.java b/graphdb/janus/src/main/java/org/apache/atlas/repository/graphdb/janus/AtlasJanusGraphDatabase.java
index 80e9cc3..2f367d5 100644
--- a/graphdb/janus/src/main/java/org/apache/atlas/repository/graphdb/janus/AtlasJanusGraphDatabase.java
+++ b/graphdb/janus/src/main/java/org/apache/atlas/repository/graphdb/janus/AtlasJanusGraphDatabase.java
@@ -36,6 +36,7 @@ import org.janusgraph.core.JanusGraphException;
 import org.janusgraph.core.JanusGraphFactory;
 import org.janusgraph.core.schema.JanusGraphManagement;
 import org.janusgraph.diskstorage.StandardIndexProvider;
+import org.janusgraph.diskstorage.StandardStoreManager;
 import org.janusgraph.diskstorage.solr.Solr6Index;
 import org.janusgraph.graphdb.database.serialize.attribute.SerializableSerializer;
 import org.janusgraph.graphdb.tinkerpop.JanusGraphIoRegistry;
@@ -104,9 +105,31 @@ public class AtlasJanusGraphDatabase implements GraphDatabase<AtlasJanusVertex,
     }
 
     static {
+        addHBase2Support();
+
         addSolr6Index();
     }
 
+    private static void addHBase2Support() {
+        try {
+            Field field = StandardStoreManager.class.getDeclaredField("ALL_MANAGER_CLASSES");
+            field.setAccessible(true);
+
+            Field modifiersField = Field.class.getDeclaredField("modifiers");
+            modifiersField.setAccessible(true);
+            modifiersField.setInt(field, field.getModifiers() & ~Modifier.FINAL);
+
+            Map<String, String> customMap = new HashMap<>(StandardStoreManager.getAllManagerClasses());
+            customMap.put("hbase2", org.janusgraph.diskstorage.hbase2.HBaseStoreManager.class.getName());
+            ImmutableMap<String, String> immap = ImmutableMap.copyOf(customMap);
+            field.set(null, immap);
+
+            LOG.debug("Injected HBase2 support - {}", org.janusgraph.diskstorage.hbase2.HBaseStoreManager.class.getName());
+        } catch (Exception e) {
+            throw new RuntimeException(e);
+        }
+    }
+
     private static void addSolr6Index() {
         try {
             Field field = StandardIndexProvider.class.getDeclaredField("ALL_MANAGER_CLASSES");
diff --git a/graphdb/janus/src/main/java/org/apache/atlas/repository/graphdb/janus/graphson/AtlasElementPropertyConfig.java b/graphdb/janus/src/main/java/org/apache/atlas/repository/graphdb/janus/graphson/AtlasElementPropertyConfig.java
index 2945cf1..abf65ac 100644
--- a/graphdb/janus/src/main/java/org/apache/atlas/repository/graphdb/janus/graphson/AtlasElementPropertyConfig.java
+++ b/graphdb/janus/src/main/java/org/apache/atlas/repository/graphdb/janus/graphson/AtlasElementPropertyConfig.java
@@ -24,8 +24,6 @@ import java.util.Set;
 
 /**
  * Configure how the GraphSON utility treats edge and vertex properties.
- *
- * @author Stephen Mallette (http://stephen.genoprime.com)
  */
 public class AtlasElementPropertyConfig {
 
diff --git a/graphdb/janus/src/main/java/org/apache/atlas/repository/graphdb/janus/graphson/AtlasGraphSONMode.java b/graphdb/janus/src/main/java/org/apache/atlas/repository/graphdb/janus/graphson/AtlasGraphSONMode.java
index 4857378..f9fdc64 100644
--- a/graphdb/janus/src/main/java/org/apache/atlas/repository/graphdb/janus/graphson/AtlasGraphSONMode.java
+++ b/graphdb/janus/src/main/java/org/apache/atlas/repository/graphdb/janus/graphson/AtlasGraphSONMode.java
@@ -19,8 +19,6 @@ package org.apache.atlas.repository.graphdb.janus.graphson;
 
 /**
  * Modes of operation of the GraphSONUtility.
- *
- * @author Stephen Mallette
  */
 public enum AtlasGraphSONMode {
     /**
diff --git a/graphdb/janus/src/main/java/org/apache/atlas/repository/graphdb/janus/graphson/AtlasGraphSONTokens.java b/graphdb/janus/src/main/java/org/apache/atlas/repository/graphdb/janus/graphson/AtlasGraphSONTokens.java
index d031708..b360804 100644
--- a/graphdb/janus/src/main/java/org/apache/atlas/repository/graphdb/janus/graphson/AtlasGraphSONTokens.java
+++ b/graphdb/janus/src/main/java/org/apache/atlas/repository/graphdb/janus/graphson/AtlasGraphSONTokens.java
@@ -17,9 +17,6 @@
  */
 package org.apache.atlas.repository.graphdb.janus.graphson;
 
-/**
- * @author Stephen Mallette (http://stephen.genoprime.com)
- */
 public final class AtlasGraphSONTokens {
 
     private AtlasGraphSONTokens() {}
diff --git a/graphdb/janus/src/main/java/org/apache/atlas/repository/graphdb/janus/graphson/AtlasGraphSONUtility.java b/graphdb/janus/src/main/java/org/apache/atlas/repository/graphdb/janus/graphson/AtlasGraphSONUtility.java
index b3c9095..2bd45c6 100644
--- a/graphdb/janus/src/main/java/org/apache/atlas/repository/graphdb/janus/graphson/AtlasGraphSONUtility.java
+++ b/graphdb/janus/src/main/java/org/apache/atlas/repository/graphdb/janus/graphson/AtlasGraphSONUtility.java
@@ -48,8 +48,6 @@ import com.fasterxml.jackson.databind.node.ObjectNode;
  *
  * Helps write individual graph elements to TinkerPop JSON format known as
  * GraphSON.
- *
- * @author Stephen Mallette (http://stephen.genoprime.com)
  */
 public final class AtlasGraphSONUtility {
 
diff --git a/graphdb/janus/src/main/java/org/janusgraph/diskstorage/solr/Solr6Index.java b/graphdb/janus/src/main/java/org/janusgraph/diskstorage/solr/Solr6Index.java
index d7097d2..b300668 100644
--- a/graphdb/janus/src/main/java/org/janusgraph/diskstorage/solr/Solr6Index.java
+++ b/graphdb/janus/src/main/java/org/janusgraph/diskstorage/solr/Solr6Index.java
@@ -17,8 +17,35 @@
  */
 package org.janusgraph.diskstorage.solr;
 
-import com.google.common.base.Joiner;
-import com.google.common.base.Preconditions;
+import static org.janusgraph.diskstorage.solr.SolrIndex.*;
+import static org.janusgraph.graphdb.configuration.GraphDatabaseConfiguration.INDEX_MAX_RESULT_SET_SIZE;
+
+import java.io.IOException;
+import java.io.StringReader;
+import java.io.UncheckedIOException;
+import java.lang.reflect.Constructor;
+import java.text.DateFormat;
+import java.text.SimpleDateFormat;
+import java.time.Instant;
+import java.util.AbstractMap.SimpleEntry;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.Date;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import java.util.Spliterator;
+import java.util.Spliterators;
+import java.util.TimeZone;
+import java.util.UUID;
+import java.util.function.Function;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+import java.util.stream.StreamSupport;
+
 import org.apache.commons.io.IOUtils;
 import org.apache.commons.lang.StringUtils;
 import org.apache.http.HttpEntity;
@@ -96,49 +123,8 @@ import org.janusgraph.graphdb.types.ParameterType;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import java.io.IOException;
-import java.io.StringReader;
-import java.io.UncheckedIOException;
-import java.lang.reflect.Constructor;
-import java.text.DateFormat;
-import java.text.SimpleDateFormat;
-import java.time.Instant;
-import java.util.AbstractMap.SimpleEntry;
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.Collections;
-import java.util.Date;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
-import java.util.Spliterator;
-import java.util.Spliterators;
-import java.util.TimeZone;
-import java.util.UUID;
-import java.util.function.Function;
-import java.util.stream.Collectors;
-import java.util.stream.Stream;
-import java.util.stream.StreamSupport;
-
-import static org.janusgraph.diskstorage.solr.SolrIndex.DYNAMIC_FIELDS;
-import static org.janusgraph.diskstorage.solr.SolrIndex.HTTP_ALLOW_COMPRESSION;
-import static org.janusgraph.diskstorage.solr.SolrIndex.HTTP_CONNECTION_TIMEOUT;
-import static org.janusgraph.diskstorage.solr.SolrIndex.HTTP_GLOBAL_MAX_CONNECTIONS;
-import static org.janusgraph.diskstorage.solr.SolrIndex.HTTP_MAX_CONNECTIONS_PER_HOST;
-import static org.janusgraph.diskstorage.solr.SolrIndex.HTTP_URLS;
-import static org.janusgraph.diskstorage.solr.SolrIndex.KERBEROS_ENABLED;
-import static org.janusgraph.diskstorage.solr.SolrIndex.KEY_FIELD_NAMES;
-import static org.janusgraph.diskstorage.solr.SolrIndex.MAX_SHARDS_PER_NODE;
-import static org.janusgraph.diskstorage.solr.SolrIndex.NUM_SHARDS;
-import static org.janusgraph.diskstorage.solr.SolrIndex.REPLICATION_FACTOR;
-import static org.janusgraph.diskstorage.solr.SolrIndex.SOLR_DEFAULT_CONFIG;
-import static org.janusgraph.diskstorage.solr.SolrIndex.SOLR_MODE;
-import static org.janusgraph.diskstorage.solr.SolrIndex.SOLR_NS;
-import static org.janusgraph.diskstorage.solr.SolrIndex.TTL_FIELD;
-import static org.janusgraph.diskstorage.solr.SolrIndex.WAIT_SEARCHER;
-import static org.janusgraph.graphdb.configuration.GraphDatabaseConfiguration.INDEX_MAX_RESULT_SET_SIZE;
+import com.google.common.base.Joiner;
+import com.google.common.base.Preconditions;
 
 /**
  * NOTE: Copied from JanusGraph for supporting Kerberos and adding support for multiple zookeeper clients. Do not change
@@ -193,6 +179,9 @@ public class Solr6Index implements IndexProvider {
     private final boolean kerberosEnabled;
 
     public Solr6Index(final Configuration config) throws BackendException {
+        // Add Kerberos-enabled SolrHttpClientBuilder
+        HttpClientUtil.setHttpClientBuilder(new Krb5HttpClientBuilder().getBuilder());
+
         Preconditions.checkArgument(config!=null);
         configuration = config;
         mode = Mode.parse(config.get(SOLR_MODE));
diff --git a/graphdb/pom.xml b/graphdb/pom.xml
index 707b13c..499b411 100644
--- a/graphdb/pom.xml
+++ b/graphdb/pom.xml
@@ -36,6 +36,7 @@
         <module>api</module>
         <module>common</module>
         <module>graphdb-impls</module>
+        <module>janus-hbase2</module>
         <module>janus</module>
     </modules>
 
diff --git a/intg/pom.xml b/intg/pom.xml
index 31361e2..7582549 100644
--- a/intg/pom.xml
+++ b/intg/pom.xml
@@ -43,6 +43,10 @@
                     <groupId>javax.servlet</groupId>
                     <artifactId>servlet-api</artifactId>
                 </exclusion>
+                <exclusion>
+                    <groupId>org.eclipse.jetty</groupId>
+                    <artifactId>*</artifactId>
+                </exclusion>
             </exclusions>
         </dependency>
 
@@ -89,6 +93,12 @@
         </dependency>
 
         <dependency>
+            <groupId>commons-configuration</groupId>
+            <artifactId>commons-configuration</artifactId>
+            <version>${commons-conf.version}</version>
+        </dependency>
+
+        <dependency>
             <groupId>com.google.guava</groupId>
             <artifactId>guava</artifactId>
             <version>${guava.version}</version>
diff --git a/intg/src/main/java/org/apache/atlas/ApplicationProperties.java b/intg/src/main/java/org/apache/atlas/ApplicationProperties.java
index 1d24ee4..01af49c 100644
--- a/intg/src/main/java/org/apache/atlas/ApplicationProperties.java
+++ b/intg/src/main/java/org/apache/atlas/ApplicationProperties.java
@@ -44,6 +44,19 @@ public final class ApplicationProperties extends PropertiesConfiguration {
 
     public static final String  APPLICATION_PROPERTIES     = "atlas-application.properties";
 
+    public static final String  GRAPHDB_BACKEND_CONF       = "atlas.graphdb.backend";
+    public static final String  STORAGE_BACKEND_CONF       = "atlas.graph.storage.backend";
+    public static final String  INDEX_BACKEND_CONF         = "atlas.graph.index.search.backend";
+    public static final String  INDEX_MAP_NAME_CONF        = "atlas.graph.index.search.map-name";
+    public static final String  SOLR_WAIT_SEARCHER_CONF    = "atlas.graph.index.search.solr.wait-searcher";
+    public static final String  GRAPHBD_BACKEND_JANUS      = "janus";
+    public static final String  STORAGE_BACKEND_HBASE      = "hbase";
+    public static final String  STORAGE_BACKEND_HBASE2     = "hbase2";
+    public static final String  INDEX_BACKEND_SOLR         = "solr";
+    public static final String  DEFAULT_GRAPHDB_BACKEND    = GRAPHBD_BACKEND_JANUS;
+    public static final boolean DEFAULT_SOLR_WAIT_SEARCHER = true;
+    public static final boolean DEFAULT_INDEX_MAP_NAME     = false;
+
     public static final SimpleEntry<String, String> DB_CACHE_CONF               = new SimpleEntry<>("atlas.graph.cache.db-cache", "true");
     public static final SimpleEntry<String, String> DB_CACHE_CLEAN_WAIT_CONF    = new SimpleEntry<>("atlas.graph.cache.db-cache-clean-wait", "20");
     public static final SimpleEntry<String, String> DB_CACHE_SIZE_CONF          = new SimpleEntry<>("atlas.graph.cache.db-cache-size", "0.5");
@@ -248,6 +261,64 @@ public final class ApplicationProperties extends PropertiesConfiguration {
     }
 
     private void setDefaults() {
+        String graphDbBackend = getString(GRAPHDB_BACKEND_CONF);
+
+        if (StringUtils.isEmpty(graphDbBackend)) {
+            graphDbBackend = DEFAULT_GRAPHDB_BACKEND;
+
+            clearPropertyDirect(GRAPHDB_BACKEND_CONF);
+            addPropertyDirect(GRAPHDB_BACKEND_CONF, graphDbBackend);
+            LOG.info("No graphdb backend specified. Will use '" + graphDbBackend + "'");
+
+            // The below default values for storage backend, index backend and solr-wait-searcher
+            // should be removed once ambari change to handle them is committed.
+            clearPropertyDirect(STORAGE_BACKEND_CONF);
+            addPropertyDirect(STORAGE_BACKEND_CONF, STORAGE_BACKEND_HBASE2);
+            LOG.info("Using storage backend '" + STORAGE_BACKEND_HBASE2 + "'");
+
+            clearPropertyDirect(INDEX_BACKEND_CONF);
+            addPropertyDirect(INDEX_BACKEND_CONF, INDEX_BACKEND_SOLR);
+            LOG.info("Using index backend '" + INDEX_BACKEND_SOLR + "'");
+
+            clearPropertyDirect(SOLR_WAIT_SEARCHER_CONF);
+            addPropertyDirect(SOLR_WAIT_SEARCHER_CONF, DEFAULT_SOLR_WAIT_SEARCHER);
+            LOG.info("Setting solr-wait-searcher property '" + DEFAULT_SOLR_WAIT_SEARCHER + "'");
+
+            clearPropertyDirect(INDEX_MAP_NAME_CONF);
+            addPropertyDirect(INDEX_MAP_NAME_CONF, DEFAULT_INDEX_MAP_NAME);
+            LOG.info("Setting index.search.map-name property '" + DEFAULT_INDEX_MAP_NAME + "'");
+        }
+
+        String storageBackend = getString(STORAGE_BACKEND_CONF);
+
+        if (StringUtils.isEmpty(storageBackend)) {
+            if (graphDbBackend.contains(GRAPHBD_BACKEND_JANUS)) {
+                storageBackend = STORAGE_BACKEND_HBASE2;
+            }
+
+            if (StringUtils.isNotEmpty(storageBackend)) {
+                clearPropertyDirect(STORAGE_BACKEND_CONF);
+                addPropertyDirect(STORAGE_BACKEND_CONF, storageBackend);
+
+                LOG.info("No storage backend specified. Will use '" + storageBackend + "'");
+            }
+        }
+
+        String indexBackend = getString(INDEX_BACKEND_CONF);
+
+        if (StringUtils.isEmpty(indexBackend)) {
+            if (graphDbBackend.contains(GRAPHBD_BACKEND_JANUS)) {
+                indexBackend = INDEX_BACKEND_SOLR;
+            }
+
+            if (StringUtils.isNotEmpty(indexBackend)) {
+                clearPropertyDirect(INDEX_BACKEND_CONF);
+                addPropertyDirect(INDEX_BACKEND_CONF, indexBackend);
+
+                LOG.info("No index backend specified. Will use '" + indexBackend + "'");
+            }
+        }
+
         setDbCacheConfDefaults();
     }
 
diff --git a/pom.xml b/pom.xml
index d9b2c9d..5334478 100644
--- a/pom.xml
+++ b/pom.xml
@@ -557,7 +557,7 @@
                 <activeByDefault>false</activeByDefault>
             </activation>
             <properties>
-                <graph.storage.backend>hbase</graph.storage.backend>
+                <graph.storage.backend>hbase2</graph.storage.backend>
                 <graph.index.backend>solr</graph.index.backend>
                 <solr.zk.address>localhost:9983</solr.zk.address>
                 <graph.storage.hostname>localhost</graph.storage.hostname>
@@ -616,6 +616,7 @@
                 </property>
             </activation>
             <properties>
+                <!-- Define graph dependency type/version -->
                 <graphGroup>org.apache.atlas</graphGroup>
                 <graphArtifact>atlas-graphdb-janus</graphArtifact>
                 <skipDocs>false</skipDocs>
@@ -649,15 +650,20 @@
         <jersey.version>1.19</jersey.version>
         <jsr.version>1.1</jsr.version>
 
-        <hadoop.version>2.7.1</hadoop.version>
-        <hbase.version>1.1.2</hbase.version>
-        <solr.version>5.5.1</solr.version>
-        <kafka.version>1.0.0</kafka.version>
-        <elasticsearch.version>5.6.4</elasticsearch.version>
+        <janus.version>0.3.1</janus.version>
+        <hadoop.version>3.1.1</hadoop.version>
+        <hbase.version>2.0.2</hbase.version>
+        <solr.version>7.5.0</solr.version>
+        <hive.version>3.1.0</hive.version>
+        <kafka.version>2.0.0</kafka.version>
         <kafka.scala.binary.version>2.11</kafka.scala.binary.version>
-        <curator.version>2.11.0</curator.version>
+        <calcite.version>1.16.0</calcite.version>
         <zookeeper.version>3.4.6</zookeeper.version>
-        <janus.version>0.3.1</janus.version>
+        <falcon.version>0.8</falcon.version>
+        <sqoop.version>1.4.6.2.3.99.0-195</sqoop.version>
+        <storm.version>1.2.0</storm.version>
+        <curator.version>4.0.1</curator.version>
+        <elasticsearch.version>5.6.4</elasticsearch.version>
 
         <json.version>3.2.11</json.version>
         <log4j.version>1.2.17</log4j.version>
@@ -666,17 +672,16 @@
         <gson.version>2.5</gson.version>
         <fastutil.version>6.5.16</fastutil.version>
         <guice.version>4.1.0</guice.version>
-        <spring.version>4.3.17.RELEASE</spring.version>
-        <spring.security.version>4.2.6.RELEASE</spring.security.version>
+        <spring.version>4.3.18.RELEASE</spring.version>
+        <spring.security.version>4.2.7.RELEASE</spring.security.version>
 
         <javax.servlet.version>3.1.0</javax.servlet.version>
-        <guava.version>19.0</guava.version>
-        <scala.version>2.11.12</scala.version>
+        <guava.version>25.1-jre</guava.version>
         <antlr4.version>4.7</antlr4.version>
 
         <!-- Needed for hooks -->
         <aopalliance.version>1.0</aopalliance.version>
-        <jackson.version>2.9.6</jackson.version>
+        <jackson.version>2.9.8</jackson.version>
 
         <!-- Apache commons -->
         <commons-conf.version>1.10</commons-conf.version>
@@ -700,11 +705,12 @@
         <doxia.version>1.8</doxia.version>
         <dropwizard-metrics>3.2.2</dropwizard-metrics>
         <!-- hadoop.hdfs-client.version should same as hadoop version -->
-        <hadoop.hdfs-client.version>2.8.1</hadoop.hdfs-client.version>
+        <hadoop.hdfs-client.version>${hadoop.version}</hadoop.hdfs-client.version>
 
         <!-- Storm dependencies -->
         <codehaus.woodstox.stax2-api.version>3.1.4</codehaus.woodstox.stax2-api.version>
         <woodstox-core.version>5.0.3</woodstox-core.version>
+        <hppc.version>0.8.1</hppc.version>
         <!-- Storm dependencies -->
 
         <PermGen>64m</PermGen>
@@ -751,8 +757,6 @@
         <module>notification</module>
         <module>client</module>
         <module>graphdb</module>
-        <module>shaded/hbase-client-shaded</module>
-        <module>shaded/hbase-server-shaded</module>
         <module>repository</module>
         <module>authorization</module>
         <module>dashboardv2</module>
@@ -771,6 +775,7 @@
         <module>addons/storm-bridge</module>
         <module>addons/hbase-bridge-shim</module>
         <module>addons/hbase-bridge</module>
+        <module>addons/hbase-testing-util</module>
         <module>addons/kafka-bridge</module>
 
         <module>distro</module>
@@ -1423,31 +1428,6 @@
 
             <dependency>
                 <groupId>org.apache.atlas</groupId>
-                <artifactId>atlas-hbase-client-shaded</artifactId>
-                <version>${project.version}</version>
-                <exclusions>
-                    <exclusion>
-                        <groupId>junit</groupId>
-                        <artifactId>junit</artifactId>
-                    </exclusion>
-                </exclusions>
-            </dependency>
-
-            <dependency>
-                <groupId>org.apache.atlas</groupId>
-                <artifactId>atlas-hbase-server-shaded</artifactId>
-                <version>${project.version}</version>
-                <scope>provided</scope>
-                <exclusions>
-                    <exclusion>
-                        <groupId>junit</groupId>
-                        <artifactId>junit</artifactId>
-                    </exclusion>
-                </exclusions>
-            </dependency>
-
-            <dependency>
-                <groupId>org.apache.atlas</groupId>
                 <artifactId>atlas-buildtools</artifactId>
                 <version>${project.version}</version>
             </dependency>
diff --git a/repository/pom.xml b/repository/pom.xml
index 8198610..42e1679 100755
--- a/repository/pom.xml
+++ b/repository/pom.xml
@@ -138,18 +138,25 @@
         </dependency>
 
         <dependency>
-            <groupId>org.apache.atlas</groupId>
-            <artifactId>atlas-hbase-client-shaded</artifactId>
+            <groupId>org.apache.hbase</groupId>
+            <artifactId>hbase-client</artifactId>
         </dependency>
 
         <dependency>
-            <groupId>org.apache.atlas</groupId>
-            <artifactId>atlas-hbase-server-shaded</artifactId>
-            <scope>test</scope>
+            <groupId>org.apache.hbase</groupId>
+            <artifactId>hbase-server</artifactId>
             <exclusions>
                 <exclusion>
                     <groupId>javax.servlet</groupId>
-                    <artifactId>servlet-api</artifactId>
+                    <artifactId>*</artifactId>
+                </exclusion>
+                <exclusion>
+                    <groupId>javax.ws.rs</groupId>
+                    <artifactId>*</artifactId>
+                </exclusion>
+                <exclusion>
+                    <groupId>org.eclipse.jetty</groupId>
+                    <artifactId>*</artifactId>
                 </exclusion>
                 <exclusion>
                     <groupId>org.mortbay.jetty</groupId>
@@ -183,7 +190,7 @@
         <dependency>
             <groupId>com.datastax.cassandra</groupId>
             <artifactId>cassandra-driver-core</artifactId>
-            <version>3.1.4</version>
+            <version>3.2.0</version>
             <exclusions>
                 <exclusion>
                     <groupId>ch.qos.logback</groupId>
@@ -211,6 +218,11 @@
                 </exclusion>
             </exclusions>
         </dependency>
+        <dependency>
+            <groupId>com.carrotsearch</groupId>
+            <artifactId>hppc</artifactId>
+            <version>${hppc.version}</version>
+        </dependency>
 
     </dependencies>
 
diff --git a/repository/src/main/java/org/apache/atlas/repository/audit/HBaseBasedAuditRepository.java b/repository/src/main/java/org/apache/atlas/repository/audit/HBaseBasedAuditRepository.java
index 5f01293..6e8dbe9 100644
--- a/repository/src/main/java/org/apache/atlas/repository/audit/HBaseBasedAuditRepository.java
+++ b/repository/src/main/java/org/apache/atlas/repository/audit/HBaseBasedAuditRepository.java
@@ -22,21 +22,13 @@ import com.google.common.annotations.VisibleForTesting;
 import org.apache.atlas.ApplicationProperties;
 import org.apache.atlas.AtlasException;
 import org.apache.atlas.EntityAuditEvent;
-import org.apache.atlas.EntityAuditEvent.EntityAuditAction;
 import org.apache.atlas.annotation.ConditionalOnAtlasProperty;
-import org.apache.atlas.model.audit.EntityAuditEventV2;
-import org.apache.atlas.model.audit.EntityAuditEventV2.EntityAuditActionV2;
 import org.apache.atlas.exception.AtlasBaseException;
 import org.apache.atlas.ha.HAConfiguration;
-import org.apache.atlas.model.instance.AtlasClassification;
-import org.apache.atlas.model.instance.AtlasEntity;
-import org.apache.atlas.model.instance.AtlasEntity.AtlasEntitiesWithExtInfo;
-import org.apache.atlas.repository.converters.AtlasInstanceConverter;
-import org.apache.atlas.type.AtlasType;
-import org.apache.atlas.v1.model.instance.Referenceable;
+import org.apache.atlas.model.audit.EntityAuditEventV2;
+import org.apache.atlas.model.audit.EntityAuditEventV2.EntityAuditActionV2;
 import org.apache.commons.collections.CollectionUtils;
 import org.apache.commons.configuration.Configuration;
-import org.apache.commons.lang.ArrayUtils;
 import org.apache.commons.lang.StringUtils;
 import org.apache.hadoop.hbase.HBaseConfiguration;
 import org.apache.hadoop.hbase.HColumnDescriptor;
@@ -62,25 +54,18 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.stereotype.Component;
 
-import javax.inject.Inject;
 import javax.inject.Singleton;
 import java.io.Closeable;
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.HashSet;
+import java.util.Arrays;
+import java.util.HashMap;
 import java.util.List;
+import java.util.Map;
 import java.util.Properties;
 import java.util.Set;
 
-import static org.apache.atlas.EntityAuditEvent.EntityAuditAction.TAG_ADD;
-import static org.apache.atlas.EntityAuditEvent.EntityAuditAction.TAG_DELETE;
-import static org.apache.atlas.EntityAuditEvent.EntityAuditAction.TAG_UPDATE;
-import static org.apache.atlas.EntityAuditEvent.EntityAuditAction.TERM_ADD;
-import static org.apache.atlas.EntityAuditEvent.EntityAuditAction.TERM_DELETE;
-import static org.apache.atlas.model.audit.EntityAuditEventV2.EntityAuditType;
-import static org.apache.atlas.model.audit.EntityAuditEventV2.EntityAuditType.ENTITY_AUDIT_V1;
-import static org.apache.atlas.model.audit.EntityAuditEventV2.EntityAuditType.ENTITY_AUDIT_V2;
-import static org.apache.atlas.repository.audit.EntityAuditListener.getV2AuditPrefix;
 
 /**
  * HBase based repository for entity audit events
@@ -102,22 +87,45 @@ import static org.apache.atlas.repository.audit.EntityAuditListener.getV2AuditPr
 public class HBaseBasedAuditRepository extends AbstractStorageBasedAuditRepository {
     private static final Logger LOG = LoggerFactory.getLogger(HBaseBasedAuditRepository.class);
 
-    public static final String CONFIG_TABLE_NAME  = CONFIG_PREFIX + ".hbase.tablename";
+    public static final String CONFIG_PREFIX = "atlas.audit";
+    public static final String CONFIG_TABLE_NAME = CONFIG_PREFIX + ".hbase.tablename";
     public static final String DEFAULT_TABLE_NAME = "ATLAS_ENTITY_AUDIT_EVENTS";
-    public static final byte[] COLUMN_FAMILY      = Bytes.toBytes("dt");
-    public static final byte[] COLUMN_ACTION      = Bytes.toBytes("a");
-    public static final byte[] COLUMN_DETAIL      = Bytes.toBytes("d");
-    public static final byte[] COLUMN_USER        = Bytes.toBytes("u");
-    public static final byte[] COLUMN_DEFINITION  = Bytes.toBytes("f");
-    public static final byte[] COLUMN_TYPE        = Bytes.toBytes("t");
+    public static final String CONFIG_PERSIST_ENTITY_DEFINITION = CONFIG_PREFIX + ".persistEntityDefinition";
+
+    public static final byte[] COLUMN_FAMILY = Bytes.toBytes("dt");
+    public static final byte[] COLUMN_ACTION = Bytes.toBytes("a");
+    public static final byte[] COLUMN_DETAIL = Bytes.toBytes("d");
+    public static final byte[] COLUMN_USER = Bytes.toBytes("u");
+    public static final byte[] COLUMN_DEFINITION = Bytes.toBytes("f");
+
+    private static final String  AUDIT_REPOSITORY_MAX_SIZE_PROPERTY = "atlas.hbase.client.keyvalue.maxsize";
+    private static final String  AUDIT_EXCLUDE_ATTRIBUTE_PROPERTY   = "atlas.audit.hbase.entity";
+    private static final String  FIELD_SEPARATOR = ":";
+    private static final long    ATLAS_HBASE_KEYVALUE_DEFAULT_SIZE = 1024 * 1024;
+    private static Configuration APPLICATION_PROPERTIES = null;
+
+    private static boolean       persistEntityDefinition;
 
+    private Map<String, List<String>> auditExcludedAttributesCache = new HashMap<>();
+
+    static {
+        try {
+            persistEntityDefinition = ApplicationProperties.get().getBoolean(CONFIG_PERSIST_ENTITY_DEFINITION, false);
+        } catch (AtlasException e) {
+            throw new RuntimeException(e);
+        }
+    }
     private TableName tableName;
     private Connection connection;
-    private final AtlasInstanceConverter instanceConverter;
 
-    @Inject
-    public HBaseBasedAuditRepository(AtlasInstanceConverter instanceConverter) {
-        this.instanceConverter = instanceConverter;
+    /**
+     * Add events to the event repository
+     * @param events events to be added
+     * @throws AtlasException
+     */
+    @Override
+    public void putEventsV1(EntityAuditEvent... events) throws AtlasException {
+        putEventsV1(Arrays.asList(events));
     }
 
     /**
@@ -149,8 +157,6 @@ public class HBaseBasedAuditRepository extends AbstractStorageBasedAuditReposito
                 addColumn(put, COLUMN_ACTION, event.getAction());
                 addColumn(put, COLUMN_USER, event.getUser());
                 addColumn(put, COLUMN_DETAIL, event.getDetails());
-                addColumn(put, COLUMN_TYPE, ENTITY_AUDIT_V1);
-
                 if (persistEntityDefinition) {
                     addColumn(put, COLUMN_DEFINITION, event.getEntityDefinitionString());
                 }
@@ -167,6 +173,11 @@ public class HBaseBasedAuditRepository extends AbstractStorageBasedAuditReposito
     }
 
     @Override
+    public void putEventsV2(EntityAuditEventV2... events) throws AtlasBaseException {
+        putEventsV2(Arrays.asList(events));
+    }
+
+    @Override
     public void putEventsV2(List<EntityAuditEventV2> events) throws AtlasBaseException {
         if (LOG.isDebugEnabled()) {
             LOG.debug("Putting {} events", events.size());
@@ -190,7 +201,6 @@ public class HBaseBasedAuditRepository extends AbstractStorageBasedAuditReposito
                 addColumn(put, COLUMN_ACTION, event.getAction());
                 addColumn(put, COLUMN_USER, event.getUser());
                 addColumn(put, COLUMN_DETAIL, event.getDetails());
-                addColumn(put, COLUMN_TYPE, ENTITY_AUDIT_V2);
 
                 if (persistEntityDefinition) {
                     addColumn(put, COLUMN_DEFINITION, event.getEntityDefinitionString());
@@ -260,11 +270,14 @@ public class HBaseBasedAuditRepository extends AbstractStorageBasedAuditReposito
 
                 event.setUser(getResultString(result, COLUMN_USER));
                 event.setAction(EntityAuditActionV2.fromString(getResultString(result, COLUMN_ACTION)));
-                event.setDetails(getEntityDetails(result));
-                event.setType(getAuditType(result));
+                event.setDetails(getResultString(result, COLUMN_DETAIL));
 
                 if (persistEntityDefinition) {
-                    event.setEntityDefinition(getEntityDefinition(result));
+                    String colDef = getResultString(result, COLUMN_DEFINITION);
+
+                    if (colDef != null) {
+                        event.setEntityDefinition(colDef);
+                    }
                 }
 
                 events.add(event);
@@ -287,92 +300,16 @@ public class HBaseBasedAuditRepository extends AbstractStorageBasedAuditReposito
         }
     }
 
-    private String getEntityDefinition(Result result) throws AtlasBaseException {
-        String ret = getResultString(result, COLUMN_DEFINITION);
-
-        if (getAuditType(result) != ENTITY_AUDIT_V2) {
-            Referenceable referenceable = AtlasType.fromV1Json(ret, Referenceable.class);
-            AtlasEntity   entity        = toAtlasEntity(referenceable);
-
-            ret = AtlasType.toJson(entity);
-        }
-
-        return ret;
-    }
-
-    private String getEntityDetails(Result result) throws AtlasBaseException {
-        String ret;
-
-        if (getAuditType(result) == ENTITY_AUDIT_V2) {
-            ret = getResultString(result, COLUMN_DETAIL);
-        } else {
-            // convert v1 audit detail to v2
-            ret = getV2Details(result);
-        }
-
-        return ret;
-    }
-
-    private EntityAuditType getAuditType(Result result) {
-        String          typeString = getResultString(result, COLUMN_TYPE);
-        EntityAuditType ret        = (typeString != null) ? EntityAuditType.valueOf(typeString) : ENTITY_AUDIT_V1;
... 1318 lines suppressed ...