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Posted to commits@kylin.apache.org by li...@apache.org on 2015/11/18 03:39:22 UTC

[28/30] incubator-kylin git commit: KYLIN-920 & KYLIN-782 Upgrade to HBase 1.1 (with help from murkrishn )

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/9d63d9a9/job/src/test/java/org/apache/kylin/job/tools/HBaseRowDigestTest.java
----------------------------------------------------------------------
diff --git a/job/src/test/java/org/apache/kylin/job/tools/HBaseRowDigestTest.java b/job/src/test/java/org/apache/kylin/job/tools/HBaseRowDigestTest.java
index 9f9c23c..f5f94c8 100644
--- a/job/src/test/java/org/apache/kylin/job/tools/HBaseRowDigestTest.java
+++ b/job/src/test/java/org/apache/kylin/job/tools/HBaseRowDigestTest.java
@@ -23,10 +23,11 @@ import java.io.IOException;
 
 import org.apache.commons.io.FileUtils;
 import org.apache.hadoop.hbase.Cell;
-import org.apache.hadoop.hbase.client.HConnection;
-import org.apache.hadoop.hbase.client.HTableInterface;
+import org.apache.hadoop.hbase.TableName;
+import org.apache.hadoop.hbase.client.Connection;
 import org.apache.hadoop.hbase.client.Result;
 import org.apache.hadoop.hbase.client.ResultScanner;
+import org.apache.hadoop.hbase.client.Table;
 import org.apache.hadoop.hbase.io.ImmutableBytesWritable;
 import org.apache.kylin.common.persistence.HBaseConnection;
 import org.apache.kylin.common.util.BytesUtil;
@@ -60,11 +61,11 @@ public class HBaseRowDigestTest extends HBaseMetadataTestCase {
     @Test
     public static void test() throws IOException {
         String hbaseUrl = "hbase"; // use hbase-site.xml on classpath
-        HConnection conn = null;
-        HTableInterface table = null;
+        Connection conn = null;
+        Table table = null;
         try {
             conn = HBaseConnection.get(hbaseUrl);
-            table = conn.getTable("KYLIN_II_YTYWP3CQGJ");
+            table = conn.getTable(TableName.valueOf("KYLIN_II_YTYWP3CQGJ"));
             ResultScanner scanner = table.getScanner(CF, QN);
             StringBuffer sb = new StringBuffer();
             while (true) {

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/9d63d9a9/monitor/pom.xml
----------------------------------------------------------------------
diff --git a/monitor/pom.xml b/monitor/pom.xml
index dfdd12d..a131bd6 100644
--- a/monitor/pom.xml
+++ b/monitor/pom.xml
@@ -39,6 +39,12 @@
 
     <dependencies>
         <dependency>
+            <groupId>org.apache.kylin</groupId>
+            <artifactId>kylin-common</artifactId>
+            <version>${project.parent.version}</version>
+        </dependency>
+
+        <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
             <scope>test</scope>

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/9d63d9a9/monitor/src/main/java/org/apache/kylin/monitor/MonitorMetaManager.java
----------------------------------------------------------------------
diff --git a/monitor/src/main/java/org/apache/kylin/monitor/MonitorMetaManager.java b/monitor/src/main/java/org/apache/kylin/monitor/MonitorMetaManager.java
index 97200fc..94b3937 100644
--- a/monitor/src/main/java/org/apache/kylin/monitor/MonitorMetaManager.java
+++ b/monitor/src/main/java/org/apache/kylin/monitor/MonitorMetaManager.java
@@ -20,18 +20,21 @@ package org.apache.kylin.monitor;
 
 import java.io.IOException;
 
+import org.apache.commons.io.IOUtils;
 import org.apache.commons.lang.StringUtils;
 import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.hbase.Cell;
 import org.apache.hadoop.hbase.HBaseConfiguration;
 import org.apache.hadoop.hbase.HColumnDescriptor;
 import org.apache.hadoop.hbase.HTableDescriptor;
-import org.apache.hadoop.hbase.KeyValue;
+import org.apache.hadoop.hbase.TableName;
+import org.apache.hadoop.hbase.client.Admin;
 import org.apache.hadoop.hbase.client.Get;
-import org.apache.hadoop.hbase.client.HBaseAdmin;
-import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.client.Put;
 import org.apache.hadoop.hbase.client.Result;
+import org.apache.hadoop.hbase.client.Table;
 import org.apache.hadoop.hbase.util.Bytes;
+import org.apache.kylin.common.persistence.HBaseConnection;
 import org.apache.log4j.Logger;
 
 /**
@@ -122,11 +125,10 @@ public class MonitorMetaManager {
     public static String getListWithRowkey(String table, String rowkey) throws IOException {
         Result result = getResultByRowKey(table, rowkey);
         String fileList = null;
-        if (result.list() != null) {
-            for (KeyValue kv : result.list()) {
-                fileList = Bytes.toString(kv.getValue());
+        if (result.listCells() != null) {
+            for (Cell cell : result.listCells()) {
+                fileList = Bytes.toString(cell.getValueArray(), cell.getValueOffset(), cell.getValueOffset());
             }
-
         }
         fileList = fileList == null ? "" : fileList;
         return fileList;
@@ -164,16 +166,20 @@ public class MonitorMetaManager {
      * create table in hbase
      */
     public static void creatTable(String tableName, String[] family) throws Exception {
-        HBaseAdmin admin = new HBaseAdmin(conf);
-        HTableDescriptor desc = new HTableDescriptor(tableName);
-        for (int i = 0; i < family.length; i++) {
-            desc.addFamily(new HColumnDescriptor(family[i]));
-        }
-        if (admin.tableExists(tableName)) {
-            logger.info("table Exists!");
-        } else {
-            admin.createTable(desc);
-            logger.info("create table Success!");
+        Admin admin = HBaseConnection.get().getAdmin();
+        try {
+            HTableDescriptor desc = new HTableDescriptor(TableName.valueOf(tableName));
+            for (int i = 0; i < family.length; i++) {
+                desc.addFamily(new HColumnDescriptor(family[i]));
+            }
+            if (admin.tableExists(TableName.valueOf(tableName))) {
+                logger.info("table Exists!");
+            } else {
+                admin.createTable(desc);
+                logger.info("create table Success!");
+            }
+        } finally {
+            IOUtils.closeQuietly(admin);
         }
     }
 
@@ -181,13 +187,15 @@ public class MonitorMetaManager {
      * update cell in hbase
      */
     public static void updateData(String tableName, String rowKey, String family, String column, String value) throws IOException {
-        HTable table = new HTable(conf, Bytes.toBytes(tableName));
+        Table table = HBaseConnection.get().getTable(TableName.valueOf(tableName));
         Put put = new Put(rowKey.getBytes());
-        put.add(family.getBytes(), column.getBytes(), value.getBytes());
+        put.addColumn(family.getBytes(), column.getBytes(), value.getBytes());
         try {
             table.put(put);
         } catch (IOException e) {
             e.printStackTrace();
+        } finally {
+            IOUtils.closeQuietly(table);
         }
         logger.info("update table [" + tableName + "]");
         logger.info("rowKey [" + rowKey + "]");
@@ -200,9 +208,10 @@ public class MonitorMetaManager {
      * get result by rowkey
      */
     public static Result getResultByRowKey(String tableName, String rowKey) throws IOException {
-        HTable table = new HTable(conf, Bytes.toBytes(tableName));
+        Table table = HBaseConnection.get().getTable(TableName.valueOf(tableName));
         Get get = new Get(Bytes.toBytes(rowKey));
         Result result = table.get(get);
+        IOUtils.closeQuietly(table);
         return result;
     }
 

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/9d63d9a9/pom.xml
----------------------------------------------------------------------
diff --git a/pom.xml b/pom.xml
index 72bf7e7..1bc193d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -45,12 +45,13 @@
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
 
         <!-- Hadoop versions -->
-        <hadoop2.version>2.6.0</hadoop2.version>
-        <yarn.version>2.6.0</yarn.version>
+        <hadoop2.version>2.7.1</hadoop2.version>
+        <yarn.version>2.7.1</yarn.version>
         <zookeeper.version>3.4.6</zookeeper.version>
-        <hive.version>0.14.0</hive.version>
-        <hive-hcatalog.version>0.14.0</hive-hcatalog.version>
-        <hbase-hadoop2.version>0.98.8-hadoop2</hbase-hadoop2.version>
+        <hive.version>1.2.1</hive.version>
+        <hive-hcatalog.version>1.2.1</hive-hcatalog.version>
+        <hbase-hadoop2.version>1.1.1</hbase-hadoop2.version>
+        <curator.version>2.7.1</curator.version>
 
         <!-- Dependency versions -->
         <antlr.version>3.4</antlr.version>
@@ -89,9 +90,6 @@
         <!-- Calcite Version -->
         <calcite.version>1.4.0-incubating</calcite.version>
 
-        <!-- Curator.version Version -->
-        <curator.version>2.6.0</curator.version>
-
         <!-- Sonar -->
         <sonar.java.coveragePlugin>jacoco</sonar.java.coveragePlugin>
         <sonar.dynamicAnalysis>reuseReports</sonar.dynamicAnalysis>

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/9d63d9a9/server/src/main/java/org/apache/kylin/rest/service/AclService.java
----------------------------------------------------------------------
diff --git a/server/src/main/java/org/apache/kylin/rest/service/AclService.java b/server/src/main/java/org/apache/kylin/rest/service/AclService.java
index ea2a48e..8a1cf6d 100644
--- a/server/src/main/java/org/apache/kylin/rest/service/AclService.java
+++ b/server/src/main/java/org/apache/kylin/rest/service/AclService.java
@@ -29,13 +29,14 @@ import java.util.Map;
 import java.util.NavigableMap;
 
 import org.apache.commons.io.IOUtils;
+import org.apache.hadoop.hbase.TableName;
 import org.apache.hadoop.hbase.client.Delete;
 import org.apache.hadoop.hbase.client.Get;
-import org.apache.hadoop.hbase.client.HTableInterface;
 import org.apache.hadoop.hbase.client.Put;
 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.filter.CompareFilter.CompareOp;
 import org.apache.hadoop.hbase.filter.SingleColumnValueFilter;
 import org.apache.kylin.common.KylinConfig;
@@ -130,9 +131,9 @@ public class AclService implements MutableAclService {
     @Override
     public List<ObjectIdentity> findChildren(ObjectIdentity parentIdentity) {
         List<ObjectIdentity> oids = new ArrayList<ObjectIdentity>();
-        HTableInterface htable = null;
+        Table htable = null;
         try {
-            htable = HBaseConnection.get(hbaseUrl).getTable(aclTableName);
+            htable = HBaseConnection.get(hbaseUrl).getTable(TableName.valueOf(aclTableName));
 
             Scan scan = new Scan();
             SingleColumnValueFilter parentFilter = new SingleColumnValueFilter(Bytes.toBytes(ACL_INFO_FAMILY), Bytes.toBytes(ACL_INFO_FAMILY_PARENT_COLUMN), CompareOp.EQUAL, domainObjSerializer.serialize(new DomainObjectInfo(parentIdentity)));
@@ -179,10 +180,10 @@ public class AclService implements MutableAclService {
     @Override
     public Map<ObjectIdentity, Acl> readAclsById(List<ObjectIdentity> oids, List<Sid> sids) throws NotFoundException {
         Map<ObjectIdentity, Acl> aclMaps = new HashMap<ObjectIdentity, Acl>();
-        HTableInterface htable = null;
+        Table htable = null;
         Result result = null;
         try {
-            htable = HBaseConnection.get(hbaseUrl).getTable(aclTableName);
+            htable = HBaseConnection.get(hbaseUrl).getTable(TableName.valueOf(aclTableName));
 
             for (ObjectIdentity oid : oids) {
                 result = htable.get(new Get(Bytes.toBytes(String.valueOf(oid.getIdentifier()))));
@@ -231,16 +232,15 @@ public class AclService implements MutableAclService {
         Authentication auth = SecurityContextHolder.getContext().getAuthentication();
         PrincipalSid sid = new PrincipalSid(auth);
 
-        HTableInterface htable = null;
+        Table htable = null;
         try {
-            htable = HBaseConnection.get(hbaseUrl).getTable(aclTableName);
+            htable = HBaseConnection.get(hbaseUrl).getTable(TableName.valueOf(aclTableName));
             Put put = new Put(Bytes.toBytes(String.valueOf(objectIdentity.getIdentifier())));
-            put.add(Bytes.toBytes(ACL_INFO_FAMILY), Bytes.toBytes(ACL_INFO_FAMILY_TYPE_COLUMN), Bytes.toBytes(objectIdentity.getType()));
-            put.add(Bytes.toBytes(ACL_INFO_FAMILY), Bytes.toBytes(ACL_INFO_FAMILY_OWNER_COLUMN), sidSerializer.serialize(new SidInfo(sid)));
-            put.add(Bytes.toBytes(ACL_INFO_FAMILY), Bytes.toBytes(ACL_INFO_FAMILY_ENTRY_INHERIT_COLUMN), Bytes.toBytes(true));
+            put.addColumn(Bytes.toBytes(ACL_INFO_FAMILY), Bytes.toBytes(ACL_INFO_FAMILY_TYPE_COLUMN), Bytes.toBytes(objectIdentity.getType()));
+            put.addColumn(Bytes.toBytes(ACL_INFO_FAMILY), Bytes.toBytes(ACL_INFO_FAMILY_OWNER_COLUMN), sidSerializer.serialize(new SidInfo(sid)));
+            put.addColumn(Bytes.toBytes(ACL_INFO_FAMILY), Bytes.toBytes(ACL_INFO_FAMILY_ENTRY_INHERIT_COLUMN), Bytes.toBytes(true));
 
             htable.put(put);
-            htable.flushCommits();
 
             logger.debug("ACL of " + objectIdentity + " created successfully.");
         } catch (IOException e) {
@@ -254,9 +254,9 @@ public class AclService implements MutableAclService {
 
     @Override
     public void deleteAcl(ObjectIdentity objectIdentity, boolean deleteChildren) throws ChildrenExistException {
-        HTableInterface htable = null;
+        Table htable = null;
         try {
-            htable = HBaseConnection.get(hbaseUrl).getTable(aclTableName);
+            htable = HBaseConnection.get(hbaseUrl).getTable(TableName.valueOf(aclTableName));
             Delete delete = new Delete(Bytes.toBytes(String.valueOf(objectIdentity.getIdentifier())));
 
             List<ObjectIdentity> children = findChildren(objectIdentity);
@@ -269,7 +269,6 @@ public class AclService implements MutableAclService {
             }
 
             htable.delete(delete);
-            htable.flushCommits();
 
             logger.debug("ACL of " + objectIdentity + " deleted successfully.");
         } catch (IOException e) {
@@ -287,27 +286,26 @@ public class AclService implements MutableAclService {
             throw e;
         }
 
-        HTableInterface htable = null;
+        Table htable = null;
         try {
-            htable = HBaseConnection.get(hbaseUrl).getTable(aclTableName);
+            htable = HBaseConnection.get(hbaseUrl).getTable(TableName.valueOf(aclTableName));
             Delete delete = new Delete(Bytes.toBytes(String.valueOf(acl.getObjectIdentity().getIdentifier())));
-            delete.deleteFamily(Bytes.toBytes(ACL_ACES_FAMILY));
+            delete.addFamily(Bytes.toBytes(ACL_ACES_FAMILY));
             htable.delete(delete);
 
             Put put = new Put(Bytes.toBytes(String.valueOf(acl.getObjectIdentity().getIdentifier())));
 
             if (null != acl.getParentAcl()) {
-                put.add(Bytes.toBytes(ACL_INFO_FAMILY), Bytes.toBytes(ACL_INFO_FAMILY_PARENT_COLUMN), domainObjSerializer.serialize(new DomainObjectInfo(acl.getParentAcl().getObjectIdentity())));
+                put.addColumn(Bytes.toBytes(ACL_INFO_FAMILY), Bytes.toBytes(ACL_INFO_FAMILY_PARENT_COLUMN), domainObjSerializer.serialize(new DomainObjectInfo(acl.getParentAcl().getObjectIdentity())));
             }
 
             for (AccessControlEntry ace : acl.getEntries()) {
                 AceInfo aceInfo = new AceInfo(ace);
-                put.add(Bytes.toBytes(ACL_ACES_FAMILY), Bytes.toBytes(aceInfo.getSidInfo().getSid()), aceSerializer.serialize(aceInfo));
+                put.addColumn(Bytes.toBytes(ACL_ACES_FAMILY), Bytes.toBytes(aceInfo.getSidInfo().getSid()), aceSerializer.serialize(aceInfo));
             }
 
             if (!put.isEmpty()) {
                 htable.put(put);
-                htable.flushCommits();
 
                 logger.debug("ACL of " + acl.getObjectIdentity() + " updated successfully.");
             }

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/9d63d9a9/server/src/main/java/org/apache/kylin/rest/service/CubeService.java
----------------------------------------------------------------------
diff --git a/server/src/main/java/org/apache/kylin/rest/service/CubeService.java b/server/src/main/java/org/apache/kylin/rest/service/CubeService.java
index f115d89..2770475 100644
--- a/server/src/main/java/org/apache/kylin/rest/service/CubeService.java
+++ b/server/src/main/java/org/apache/kylin/rest/service/CubeService.java
@@ -29,9 +29,9 @@ import java.util.List;
 import java.util.Map;
 import java.util.Set;
 
-import org.apache.hadoop.conf.Configuration;
-import org.apache.hadoop.hbase.client.HTable;
+import org.apache.hadoop.hbase.client.Connection;
 import org.apache.kylin.common.KylinConfig;
+import org.apache.kylin.common.persistence.HBaseConnection;
 import org.apache.kylin.common.util.HBaseRegionSizeCalculator;
 import org.apache.kylin.common.util.HadoopUtil;
 import org.apache.kylin.cube.CubeInstance;
@@ -430,33 +430,24 @@ public class CubeService extends BasicService {
      * @throws IOException Exception when HTable resource is not closed correctly.
      */
     public HBaseResponse getHTableInfo(String tableName) throws IOException {
-        Configuration hconf = HadoopUtil.getCurrentHBaseConfiguration();
-        HTable table = null;
+        Connection conn = HBaseConnection.get();
         HBaseResponse hr = null;
         long tableSize = 0;
         int regionCount = 0;
 
-        try {
-            table = new HTable(hconf, tableName);
-
-            HBaseRegionSizeCalculator cal = new HBaseRegionSizeCalculator(table);
-            Map<byte[], Long> sizeMap = cal.getRegionSizeMap();
+        HBaseRegionSizeCalculator cal = new HBaseRegionSizeCalculator(tableName, conn);
+        Map<byte[], Long> sizeMap = cal.getRegionSizeMap();
 
-            for (long s : sizeMap.values()) {
-                tableSize += s;
-            }
+        for (long s : sizeMap.values()) {
+            tableSize += s;
+        }
 
-            regionCount = sizeMap.size();
+        regionCount = sizeMap.size();
 
-            // Set response.
-            hr = new HBaseResponse();
-            hr.setTableSize(tableSize);
-            hr.setRegionCount(regionCount);
-        } finally {
-            if (null != table) {
-                table.close();
-            }
-        }
+        // Set response.
+        hr = new HBaseResponse();
+        hr.setTableSize(tableSize);
+        hr.setRegionCount(regionCount);
 
         return hr;
     }

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/9d63d9a9/server/src/main/java/org/apache/kylin/rest/service/QueryService.java
----------------------------------------------------------------------
diff --git a/server/src/main/java/org/apache/kylin/rest/service/QueryService.java b/server/src/main/java/org/apache/kylin/rest/service/QueryService.java
index 764df4b..7d14021 100644
--- a/server/src/main/java/org/apache/kylin/rest/service/QueryService.java
+++ b/server/src/main/java/org/apache/kylin/rest/service/QueryService.java
@@ -42,10 +42,11 @@ import javax.sql.DataSource;
 
 import org.apache.calcite.avatica.ColumnMetaData.Rep;
 import org.apache.commons.io.IOUtils;
+import org.apache.hadoop.hbase.TableName;
 import org.apache.hadoop.hbase.client.Get;
-import org.apache.hadoop.hbase.client.HTableInterface;
 import org.apache.hadoop.hbase.client.Put;
 import org.apache.hadoop.hbase.client.Result;
+import org.apache.hadoop.hbase.client.Table;
 import org.apache.kylin.common.KylinConfig;
 import org.apache.kylin.common.debug.BackdoorToggles;
 import org.apache.kylin.common.persistence.HBaseConnection;
@@ -124,14 +125,13 @@ public class QueryService extends BasicService {
         Query[] queryArray = new Query[queries.size()];
 
         byte[] bytes = querySerializer.serialize(queries.toArray(queryArray));
-        HTableInterface htable = null;
+        Table htable = null;
         try {
-            htable = HBaseConnection.get(hbaseUrl).getTable(userTableName);
+            htable = HBaseConnection.get(hbaseUrl).getTable(TableName.valueOf(userTableName));
             Put put = new Put(Bytes.toBytes(creator));
-            put.add(Bytes.toBytes(USER_QUERY_FAMILY), Bytes.toBytes(USER_QUERY_COLUMN), bytes);
+            put.addColumn(Bytes.toBytes(USER_QUERY_FAMILY), Bytes.toBytes(USER_QUERY_COLUMN), bytes);
 
             htable.put(put);
-            htable.flushCommits();
         } finally {
             IOUtils.closeQuietly(htable);
         }
@@ -157,14 +157,13 @@ public class QueryService extends BasicService {
 
         Query[] queryArray = new Query[queries.size()];
         byte[] bytes = querySerializer.serialize(queries.toArray(queryArray));
-        HTableInterface htable = null;
+        Table htable = null;
         try {
-            htable = HBaseConnection.get(hbaseUrl).getTable(userTableName);
+            htable = HBaseConnection.get(hbaseUrl).getTable(TableName.valueOf(userTableName));
             Put put = new Put(Bytes.toBytes(creator));
-            put.add(Bytes.toBytes(USER_QUERY_FAMILY), Bytes.toBytes(USER_QUERY_COLUMN), bytes);
+            put.addColumn(Bytes.toBytes(USER_QUERY_FAMILY), Bytes.toBytes(USER_QUERY_COLUMN), bytes);
 
             htable.put(put);
-            htable.flushCommits();
         } finally {
             IOUtils.closeQuietly(htable);
         }
@@ -176,9 +175,9 @@ public class QueryService extends BasicService {
         }
 
         List<Query> queries = new ArrayList<Query>();
-        HTableInterface htable = null;
+        Table htable = null;
         try {
-            htable = HBaseConnection.get(hbaseUrl).getTable(userTableName);
+            htable = HBaseConnection.get(hbaseUrl).getTable(TableName.valueOf(userTableName));
             Get get = new Get(Bytes.toBytes(creator));
             get.addFamily(Bytes.toBytes(USER_QUERY_FAMILY));
             Result result = htable.get(get);

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/9d63d9a9/server/src/main/java/org/apache/kylin/rest/service/UserService.java
----------------------------------------------------------------------
diff --git a/server/src/main/java/org/apache/kylin/rest/service/UserService.java b/server/src/main/java/org/apache/kylin/rest/service/UserService.java
index d665ab9..d03cd55 100644
--- a/server/src/main/java/org/apache/kylin/rest/service/UserService.java
+++ b/server/src/main/java/org/apache/kylin/rest/service/UserService.java
@@ -25,13 +25,14 @@ import java.util.Collection;
 import java.util.List;
 
 import org.apache.commons.io.IOUtils;
+import org.apache.hadoop.hbase.TableName;
 import org.apache.hadoop.hbase.client.Delete;
 import org.apache.hadoop.hbase.client.Get;
-import org.apache.hadoop.hbase.client.HTableInterface;
 import org.apache.hadoop.hbase.client.Put;
 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.kylin.common.KylinConfig;
 import org.apache.kylin.common.persistence.HBaseConnection;
 import org.apache.kylin.common.util.Bytes;
@@ -75,9 +76,9 @@ public class UserService implements UserManager {
 
     @Override
     public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException {
-        HTableInterface htable = null;
+        Table htable = null;
         try {
-            htable = HBaseConnection.get(hbaseUrl).getTable(userTableName);
+            htable = HBaseConnection.get(hbaseUrl).getTable(TableName.valueOf(userTableName));
 
             Get get = new Get(Bytes.toBytes(username));
             get.addFamily(Bytes.toBytes(USER_AUTHORITY_FAMILY));
@@ -106,15 +107,14 @@ public class UserService implements UserManager {
 
     @Override
     public void updateUser(UserDetails user) {
-        HTableInterface htable = null;
+        Table htable = null;
         try {
             byte[] userAuthorities = serialize(user.getAuthorities());
-            htable = HBaseConnection.get(hbaseUrl).getTable(userTableName);
+            htable = HBaseConnection.get(hbaseUrl).getTable(TableName.valueOf(userTableName));
             Put put = new Put(Bytes.toBytes(user.getUsername()));
-            put.add(Bytes.toBytes(USER_AUTHORITY_FAMILY), Bytes.toBytes(USER_AUTHORITY_COLUMN), userAuthorities);
+            put.addColumn(Bytes.toBytes(USER_AUTHORITY_FAMILY), Bytes.toBytes(USER_AUTHORITY_COLUMN), userAuthorities);
 
             htable.put(put);
-            htable.flushCommits();
         } catch (IOException e) {
             throw new RuntimeException(e.getMessage(), e);
         } finally {
@@ -124,13 +124,12 @@ public class UserService implements UserManager {
 
     @Override
     public void deleteUser(String username) {
-        HTableInterface htable = null;
+        Table htable = null;
         try {
-            htable = HBaseConnection.get(hbaseUrl).getTable(userTableName);
+            htable = HBaseConnection.get(hbaseUrl).getTable(TableName.valueOf(userTableName));
             Delete delete = new Delete(Bytes.toBytes(username));
 
             htable.delete(delete);
-            htable.flushCommits();
         } catch (IOException e) {
             throw new RuntimeException(e.getMessage(), e);
         } finally {
@@ -145,9 +144,9 @@ public class UserService implements UserManager {
 
     @Override
     public boolean userExists(String username) {
-        HTableInterface htable = null;
+        Table htable = null;
         try {
-            htable = HBaseConnection.get(hbaseUrl).getTable(userTableName);
+            htable = HBaseConnection.get(hbaseUrl).getTable(TableName.valueOf(userTableName));
             Result result = htable.get(new Get(Bytes.toBytes(username)));
 
             return null != result && !result.isEmpty();
@@ -164,10 +163,10 @@ public class UserService implements UserManager {
         s.addColumn(Bytes.toBytes(USER_AUTHORITY_FAMILY), Bytes.toBytes(USER_AUTHORITY_COLUMN));
 
         List<String> authorities = new ArrayList<String>();
-        HTableInterface htable = null;
+        Table htable = null;
         ResultScanner scanner = null;
         try {
-            htable = HBaseConnection.get(hbaseUrl).getTable(userTableName);
+            htable = HBaseConnection.get(hbaseUrl).getTable(TableName.valueOf(userTableName));
             scanner = htable.getScanner(s);
 
             for (Result result = scanner.next(); result != null; result = scanner.next()) {

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/9d63d9a9/storage/src/main/java/org/apache/kylin/storage/hbase/CubeSegmentTupleIterator.java
----------------------------------------------------------------------
diff --git a/storage/src/main/java/org/apache/kylin/storage/hbase/CubeSegmentTupleIterator.java b/storage/src/main/java/org/apache/kylin/storage/hbase/CubeSegmentTupleIterator.java
index 9efbb79..6f08f8a 100644
--- a/storage/src/main/java/org/apache/kylin/storage/hbase/CubeSegmentTupleIterator.java
+++ b/storage/src/main/java/org/apache/kylin/storage/hbase/CubeSegmentTupleIterator.java
@@ -28,16 +28,16 @@ import java.util.List;
 import java.util.Map;
 import java.util.Map.Entry;
 
-import org.apache.hadoop.hbase.client.HConnection;
-import org.apache.hadoop.hbase.client.HTableInterface;
+import org.apache.hadoop.hbase.TableName;
+import org.apache.hadoop.hbase.client.Connection;
 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.metrics.ScanMetrics;
 import org.apache.hadoop.hbase.filter.Filter;
 import org.apache.hadoop.hbase.filter.FilterList;
 import org.apache.hadoop.hbase.filter.FuzzyRowFilter;
-import org.apache.hadoop.hbase.protobuf.ProtobufUtil;
 import org.apache.kylin.common.persistence.StorageException;
 import org.apache.kylin.common.util.Array;
 import org.apache.kylin.common.util.Bytes;
@@ -82,7 +82,7 @@ public class CubeSegmentTupleIterator implements ITupleIterator {
     private final Collection<RowValueDecoder> rowValueDecoders;
     private final StorageContext context;
     private final String tableName;
-    private final HTableInterface table;
+    private final Table table;
     private final RowKeyDecoder rowKeyDecoder;
     private final Iterator<HBaseKeyRange> rangeIterator;
 
@@ -94,7 +94,7 @@ public class CubeSegmentTupleIterator implements ITupleIterator {
     private int scanCount;
     private int scanCountDelta;
 
-    public CubeSegmentTupleIterator(CubeSegment cubeSeg, Collection<HBaseKeyRange> keyRanges, HConnection conn, Collection<TblColRef> dimensions, TupleFilter filter, Collection<TblColRef> groupBy, Collection<RowValueDecoder> rowValueDecoders, StorageContext context) {
+    public CubeSegmentTupleIterator(CubeSegment cubeSeg, Collection<HBaseKeyRange> keyRanges, Connection conn, Collection<TblColRef> dimensions, TupleFilter filter, Collection<TblColRef> groupBy, Collection<RowValueDecoder> rowValueDecoders, StorageContext context) {
         this.cube = cubeSeg.getCubeInstance();
         this.cubeSeg = cubeSeg;
         this.dimensions = dimensions;
@@ -106,7 +106,7 @@ public class CubeSegmentTupleIterator implements ITupleIterator {
         this.rowKeyDecoder = new RowKeyDecoder(this.cubeSeg);
 
         try {
-            this.table = conn.getTable(tableName);
+            this.table = conn.getTable(TableName.valueOf(tableName));
         } catch (Throwable t) {
             throw new StorageException("Error when open connection to table " + tableName, t);
         }
@@ -122,12 +122,11 @@ public class CubeSegmentTupleIterator implements ITupleIterator {
 
     private void closeScanner() {
         flushScanCountDelta();
-        
+
         if (logger.isDebugEnabled() && scan != null) {
             logger.debug("Scan " + scan.toString());
-            byte[] metricsBytes = scan.getAttribute(Scan.SCAN_ATTRIBUTES_METRICS_DATA);
-            if (metricsBytes != null) {
-                ScanMetrics scanMetrics = ProtobufUtil.toScanMetrics(metricsBytes);
+            ScanMetrics scanMetrics = scan.getScanMetrics();
+            if (scanMetrics != null) {
                 logger.debug("HBase Metrics: " + "count={}, ms={}, bytes={}, remote_bytes={}, regions={}, not_serving_region={}, rpc={}, rpc_retries={}, remote_rpc={}, remote_rpc_retries={}", new Object[] { scanCount, scanMetrics.sumOfMillisSecBetweenNexts, scanMetrics.countOfBytesInResults, scanMetrics.countOfBytesInRemoteResults, scanMetrics.countOfRegions, scanMetrics.countOfNSRE, scanMetrics.countOfRPCcalls, scanMetrics.countOfRPCRetries, scanMetrics.countOfRemoteRPCcalls, scanMetrics.countOfRemoteRPCRetries });
             }
         }
@@ -254,7 +253,7 @@ public class CubeSegmentTupleIterator implements ITupleIterator {
         Scan scan = new Scan();
         scan.setCaching(SCAN_CACHE);
         scan.setCacheBlocks(true);
-        scan.setAttribute(Scan.SCAN_ATTRIBUTES_METRICS_ENABLE, Bytes.toBytes(Boolean.TRUE));
+        scan.setScanMetricsEnabled(true);
         for (RowValueDecoder valueDecoder : this.rowValueDecoders) {
             HBaseColumnDesc hbaseColumn = valueDecoder.getHBaseColumn();
             byte[] byteFamily = Bytes.toBytes(hbaseColumn.getColumnFamilyName());

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/9d63d9a9/storage/src/main/java/org/apache/kylin/storage/hbase/CubeStorageEngine.java
----------------------------------------------------------------------
diff --git a/storage/src/main/java/org/apache/kylin/storage/hbase/CubeStorageEngine.java b/storage/src/main/java/org/apache/kylin/storage/hbase/CubeStorageEngine.java
index ed12781..f2006b9 100644
--- a/storage/src/main/java/org/apache/kylin/storage/hbase/CubeStorageEngine.java
+++ b/storage/src/main/java/org/apache/kylin/storage/hbase/CubeStorageEngine.java
@@ -32,7 +32,7 @@ import java.util.Map;
 import java.util.Set;
 import java.util.TreeSet;
 
-import org.apache.hadoop.hbase.client.HConnection;
+import org.apache.hadoop.hbase.client.Connection;
 import org.apache.kylin.common.persistence.HBaseConnection;
 import org.apache.kylin.common.util.Bytes;
 import org.apache.kylin.common.util.Pair;
@@ -140,7 +140,7 @@ public class CubeStorageEngine implements IStorageEngine {
         setCoprocessor(groupsCopD, valueDecoders, context); // enable coprocessor if beneficial
         setLimit(filter, context);
 
-        HConnection conn = HBaseConnection.get(context.getConnUrl());
+        Connection conn = HBaseConnection.get(context.getConnUrl());
         return new SerializedHBaseTupleIterator(conn, scans, cubeInstance, dimensionsD, filterD, groupsCopD, valueDecoders, context);
     }
 

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/9d63d9a9/storage/src/main/java/org/apache/kylin/storage/hbase/HBaseClientKVIterator.java
----------------------------------------------------------------------
diff --git a/storage/src/main/java/org/apache/kylin/storage/hbase/HBaseClientKVIterator.java b/storage/src/main/java/org/apache/kylin/storage/hbase/HBaseClientKVIterator.java
index 918fd4b..6a76baa 100644
--- a/storage/src/main/java/org/apache/kylin/storage/hbase/HBaseClientKVIterator.java
+++ b/storage/src/main/java/org/apache/kylin/storage/hbase/HBaseClientKVIterator.java
@@ -1,93 +1,94 @@
-/*
- * 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.kylin.storage.hbase;
-
-import java.io.Closeable;
-import java.io.IOException;
-import java.util.Iterator;
-
-import org.apache.commons.io.IOUtils;
-import org.apache.hadoop.hbase.Cell;
-import org.apache.hadoop.hbase.client.HConnection;
-import org.apache.hadoop.hbase.client.HTableInterface;
-import org.apache.hadoop.hbase.client.Result;
-import org.apache.hadoop.hbase.client.ResultScanner;
-import org.apache.hadoop.hbase.io.ImmutableBytesWritable;
-import org.apache.kylin.common.util.Pair;
-import org.apache.kylin.invertedindex.model.IIDesc;
-
-/**
- * @author yangli9
- * 
- */
-public class HBaseClientKVIterator implements Iterable<Pair<ImmutableBytesWritable, ImmutableBytesWritable>>, Closeable {
-
-    byte[] family;
-    byte[] qualifier;
-
-    HTableInterface table;
-    ResultScanner scanner;
-    Iterator<Result> iterator;
-
-    public HBaseClientKVIterator(HConnection hconn, String tableName, byte[] family, byte[] qualifier) throws IOException {
-        this.family = family;
-        this.qualifier = qualifier;
-
-        this.table = hconn.getTable(tableName);
-        this.scanner = table.getScanner(family, qualifier);
-        this.iterator = scanner.iterator();
-    }
-
-    @Override
-    public void close() {
-        IOUtils.closeQuietly(scanner);
-        IOUtils.closeQuietly(table);
-    }
-
-    @Override
-    public Iterator<Pair<ImmutableBytesWritable, ImmutableBytesWritable>> iterator() {
-        return new MyIterator();
-    }
-
-    private class MyIterator implements Iterator<Pair<ImmutableBytesWritable, ImmutableBytesWritable>> {
-
-        ImmutableBytesWritable key = new ImmutableBytesWritable();
-        ImmutableBytesWritable value = new ImmutableBytesWritable();
-        Pair<ImmutableBytesWritable, ImmutableBytesWritable> pair = new Pair<ImmutableBytesWritable, ImmutableBytesWritable>(key, value);
-
-        @Override
-        public boolean hasNext() {
-            return iterator.hasNext();
-        }
-
-        @Override
-        public Pair<ImmutableBytesWritable, ImmutableBytesWritable> next() {
-            Result r = iterator.next();
-            Cell c = r.getColumnLatestCell(IIDesc.HBASE_FAMILY_BYTES, IIDesc.HBASE_QUALIFIER_BYTES);
-            key.set(c.getRowArray(), c.getRowOffset(), c.getRowLength());
-            value.set(c.getValueArray(), c.getValueOffset(), c.getValueLength());
-            return pair;
-        }
-
-        public void remove() {
-            throw new UnsupportedOperationException();
-        }
-
-    }
-}
+/*
+ * 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.kylin.storage.hbase;
+
+import java.io.Closeable;
+import java.io.IOException;
+import java.util.Iterator;
+
+import org.apache.commons.io.IOUtils;
+import org.apache.hadoop.hbase.Cell;
+import org.apache.hadoop.hbase.TableName;
+import org.apache.hadoop.hbase.client.Connection;
+import org.apache.hadoop.hbase.client.Result;
+import org.apache.hadoop.hbase.client.ResultScanner;
+import org.apache.hadoop.hbase.client.Table;
+import org.apache.hadoop.hbase.io.ImmutableBytesWritable;
+import org.apache.kylin.common.util.Pair;
+import org.apache.kylin.invertedindex.model.IIDesc;
+
+/**
+ * @author yangli9
+ * 
+ */
+public class HBaseClientKVIterator implements Iterable<Pair<ImmutableBytesWritable, ImmutableBytesWritable>>, Closeable {
+
+    byte[] family;
+    byte[] qualifier;
+
+    Table table;
+    ResultScanner scanner;
+    Iterator<Result> iterator;
+
+    public HBaseClientKVIterator(Connection hconn, String tableName, byte[] family, byte[] qualifier) throws IOException {
+        this.family = family;
+        this.qualifier = qualifier;
+
+        this.table = hconn.getTable(TableName.valueOf(tableName));
+        this.scanner = table.getScanner(family, qualifier);
+        this.iterator = scanner.iterator();
+    }
+
+    @Override
+    public void close() {
+        IOUtils.closeQuietly(scanner);
+        IOUtils.closeQuietly(table);
+    }
+
+    @Override
+    public Iterator<Pair<ImmutableBytesWritable, ImmutableBytesWritable>> iterator() {
+        return new MyIterator();
+    }
+
+    private class MyIterator implements Iterator<Pair<ImmutableBytesWritable, ImmutableBytesWritable>> {
+
+        ImmutableBytesWritable key = new ImmutableBytesWritable();
+        ImmutableBytesWritable value = new ImmutableBytesWritable();
+        Pair<ImmutableBytesWritable, ImmutableBytesWritable> pair = new Pair<ImmutableBytesWritable, ImmutableBytesWritable>(key, value);
+
+        @Override
+        public boolean hasNext() {
+            return iterator.hasNext();
+        }
+
+        @Override
+        public Pair<ImmutableBytesWritable, ImmutableBytesWritable> next() {
+            Result r = iterator.next();
+            Cell c = r.getColumnLatestCell(IIDesc.HBASE_FAMILY_BYTES, IIDesc.HBASE_QUALIFIER_BYTES);
+            key.set(c.getRowArray(), c.getRowOffset(), c.getRowLength());
+            value.set(c.getValueArray(), c.getValueOffset(), c.getValueLength());
+            return pair;
+        }
+
+        public void remove() {
+            throw new UnsupportedOperationException();
+        }
+
+    }
+}

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/9d63d9a9/storage/src/main/java/org/apache/kylin/storage/hbase/InvertedIndexStorageEngine.java
----------------------------------------------------------------------
diff --git a/storage/src/main/java/org/apache/kylin/storage/hbase/InvertedIndexStorageEngine.java b/storage/src/main/java/org/apache/kylin/storage/hbase/InvertedIndexStorageEngine.java
index afb49c0..e518a4c 100644
--- a/storage/src/main/java/org/apache/kylin/storage/hbase/InvertedIndexStorageEngine.java
+++ b/storage/src/main/java/org/apache/kylin/storage/hbase/InvertedIndexStorageEngine.java
@@ -1,57 +1,57 @@
-/*
- * 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.kylin.storage.hbase;
-
-import java.util.ArrayList;
-
-import org.apache.hadoop.hbase.client.HConnection;
-import org.apache.kylin.common.persistence.HBaseConnection;
-import org.apache.kylin.invertedindex.IIInstance;
-import org.apache.kylin.invertedindex.IISegment;
-import org.apache.kylin.metadata.realization.SQLDigest;
-import org.apache.kylin.metadata.tuple.ITupleIterator;
-import org.apache.kylin.storage.IStorageEngine;
-import org.apache.kylin.storage.StorageContext;
-import org.apache.kylin.storage.hbase.coprocessor.endpoint.EndpointTupleIterator;
-
-/**
- * @author yangli9
- */
-public class InvertedIndexStorageEngine implements IStorageEngine {
-
-    private IISegment seg;
-
-    public InvertedIndexStorageEngine(IIInstance ii) {
-        this.seg = ii.getFirstSegment();
-    }
-
-    @Override
-    public ITupleIterator search(StorageContext context, SQLDigest sqlDigest) {
-        String tableName = seg.getStorageLocationIdentifier();
-
-        //HConnection is cached, so need not be closed
-        HConnection conn = HBaseConnection.get(context.getConnUrl());
-        try {
-            return new EndpointTupleIterator(seg, sqlDigest.filter, sqlDigest.groupbyColumns, new ArrayList<>(sqlDigest.aggregations), context, conn);
-        } catch (Throwable e) {
-            e.printStackTrace();
-            throw new IllegalStateException("Error when connecting to II htable " + tableName, e);
-        }
-    }
-}
+/*
+ * 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.kylin.storage.hbase;
+
+import java.util.ArrayList;
+
+import org.apache.hadoop.hbase.client.Connection;
+import org.apache.kylin.common.persistence.HBaseConnection;
+import org.apache.kylin.invertedindex.IIInstance;
+import org.apache.kylin.invertedindex.IISegment;
+import org.apache.kylin.metadata.realization.SQLDigest;
+import org.apache.kylin.metadata.tuple.ITupleIterator;
+import org.apache.kylin.storage.IStorageEngine;
+import org.apache.kylin.storage.StorageContext;
+import org.apache.kylin.storage.hbase.coprocessor.endpoint.EndpointTupleIterator;
+
+/**
+ * @author yangli9
+ */
+public class InvertedIndexStorageEngine implements IStorageEngine {
+
+    private IISegment seg;
+
+    public InvertedIndexStorageEngine(IIInstance ii) {
+        this.seg = ii.getFirstSegment();
+    }
+
+    @Override
+    public ITupleIterator search(StorageContext context, SQLDigest sqlDigest) {
+        String tableName = seg.getStorageLocationIdentifier();
+
+        // Connection is cached, so need not be closed
+        Connection conn = HBaseConnection.get(context.getConnUrl());
+        try {
+            return new EndpointTupleIterator(seg, sqlDigest.filter, sqlDigest.groupbyColumns, new ArrayList<>(sqlDigest.aggregations), context, conn);
+        } catch (Throwable e) {
+            e.printStackTrace();
+            throw new IllegalStateException("Error when connecting to II htable " + tableName, e);
+        }
+    }
+}

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/9d63d9a9/storage/src/main/java/org/apache/kylin/storage/hbase/PingHBaseCLI.java
----------------------------------------------------------------------
diff --git a/storage/src/main/java/org/apache/kylin/storage/hbase/PingHBaseCLI.java b/storage/src/main/java/org/apache/kylin/storage/hbase/PingHBaseCLI.java
index d4e8529..4a9c574 100644
--- a/storage/src/main/java/org/apache/kylin/storage/hbase/PingHBaseCLI.java
+++ b/storage/src/main/java/org/apache/kylin/storage/hbase/PingHBaseCLI.java
@@ -1,88 +1,91 @@
-/*
- * 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.kylin.storage.hbase;
-
-import java.io.IOException;
-
-import org.apache.hadoop.conf.Configuration;
-import org.apache.hadoop.hbase.client.HConnection;
-import org.apache.hadoop.hbase.client.HConnectionManager;
-import org.apache.hadoop.hbase.client.HTableInterface;
-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.security.User;
-import org.apache.hadoop.hbase.security.token.TokenUtil;
-import org.apache.hadoop.security.UserGroupInformation;
-import org.apache.kylin.common.util.Bytes;
-import org.apache.kylin.common.util.HadoopUtil;
-
-/**
- * @author yangli9
- * 
- */
-public class PingHBaseCLI {
-
-    public static void main(String[] args) throws IOException {
-        String hbaseTable = args[0];
-
-        System.out.println("Hello friend.");
-
-        Configuration hconf = HadoopUtil.getCurrentHBaseConfiguration();
-        if (User.isHBaseSecurityEnabled(hconf)) {
-            try {
-                System.out.println("--------------Getting kerberos credential for user " + UserGroupInformation.getCurrentUser().getUserName());
-                TokenUtil.obtainAndCacheToken(hconf, UserGroupInformation.getCurrentUser());
-            } catch (InterruptedException e) {
-                System.out.println("--------------Error while getting kerberos credential for user " + UserGroupInformation.getCurrentUser().getUserName());
-            }
-        }
-
-        Scan scan = new Scan();
-        int limit = 20;
-
-        HConnection conn = null;
-        HTableInterface table = null;
-        ResultScanner scanner = null;
-        try {
-            conn = HConnectionManager.createConnection(hconf);
-            table = conn.getTable(hbaseTable);
-            scanner = table.getScanner(scan);
-            int count = 0;
-            for (Result r : scanner) {
-                byte[] rowkey = r.getRow();
-                System.out.println(Bytes.toStringBinary(rowkey));
-                count++;
-                if (count == limit)
-                    break;
-            }
-        } finally {
-            if (scanner != null) {
-                scanner.close();
-            }
-            if (table != null) {
-                table.close();
-            }
-            if (conn != null) {
-                conn.close();
-            }
-        }
-
-    }
-}
+/*
+ * 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.kylin.storage.hbase;
+
+import java.io.IOException;
+
+import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.hbase.TableName;
+import org.apache.hadoop.hbase.client.Connection;
+import org.apache.hadoop.hbase.client.ConnectionFactory;
+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.security.User;
+import org.apache.hadoop.hbase.security.UserProvider;
+import org.apache.hadoop.hbase.security.token.TokenUtil;
+import org.apache.hadoop.security.UserGroupInformation;
+import org.apache.kylin.common.util.Bytes;
+import org.apache.kylin.common.util.HadoopUtil;
+
+/**
+ * @author yangli9
+ * 
+ */
+public class PingHBaseCLI {
+
+    public static void main(String[] args) throws IOException, InterruptedException {
+        String hbaseTable = args[0];
+
+        System.out.println("Hello friend.");
+
+        Configuration hconf = HadoopUtil.getCurrentHBaseConfiguration();
+        if (User.isHBaseSecurityEnabled(hconf)) {
+            Connection conn = ConnectionFactory.createConnection(hconf);
+            try {
+                UserProvider userProvider = UserProvider.instantiate(hconf);
+                TokenUtil.obtainAndCacheToken(conn, userProvider.create(UserGroupInformation.getCurrentUser()));
+            } finally {
+                conn.close();
+            }
+        }
+
+        Scan scan = new Scan();
+        int limit = 20;
+
+        Connection conn = null;
+        Table table = null;
+        ResultScanner scanner = null;
+        try {
+            conn = ConnectionFactory.createConnection(hconf);
+            table = conn.getTable(TableName.valueOf(hbaseTable));
+            scanner = table.getScanner(scan);
+            int count = 0;
+            for (Result r : scanner) {
+                byte[] rowkey = r.getRow();
+                System.out.println(Bytes.toStringBinary(rowkey));
+                count++;
+                if (count == limit)
+                    break;
+            }
+        } finally {
+            if (scanner != null) {
+                scanner.close();
+            }
+            if (table != null) {
+                table.close();
+            }
+            if (conn != null) {
+                conn.close();
+            }
+        }
+
+    }
+}

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/9d63d9a9/storage/src/main/java/org/apache/kylin/storage/hbase/RegionScannerAdapter.java
----------------------------------------------------------------------
diff --git a/storage/src/main/java/org/apache/kylin/storage/hbase/RegionScannerAdapter.java b/storage/src/main/java/org/apache/kylin/storage/hbase/RegionScannerAdapter.java
index e2eeed0..a07cbe4 100644
--- a/storage/src/main/java/org/apache/kylin/storage/hbase/RegionScannerAdapter.java
+++ b/storage/src/main/java/org/apache/kylin/storage/hbase/RegionScannerAdapter.java
@@ -26,6 +26,7 @@ import org.apache.hadoop.hbase.HRegionInfo;
 import org.apache.hadoop.hbase.client.Result;
 import org.apache.hadoop.hbase.client.ResultScanner;
 import org.apache.hadoop.hbase.regionserver.RegionScanner;
+import org.apache.hadoop.hbase.regionserver.ScannerContext;
 
 /**
  * @author yangli9
@@ -50,7 +51,7 @@ public class RegionScannerAdapter implements RegionScanner {
     }
 
     @Override
-    public boolean next(List<Cell> result, int limit) throws IOException {
+    public boolean next(List<Cell> result, ScannerContext scannerContext) throws IOException {
         return next(result);
     }
 
@@ -60,11 +61,16 @@ public class RegionScannerAdapter implements RegionScanner {
     }
 
     @Override
-    public boolean nextRaw(List<Cell> result, int limit) throws IOException {
+    public boolean nextRaw(List<Cell> result, ScannerContext scannerContext) throws IOException {
         return next(result);
     }
 
     @Override
+    public int getBatch() {
+        return -1;
+    }
+
+    @Override
     public void close() throws IOException {
         scanner.close();
     }

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/9d63d9a9/storage/src/main/java/org/apache/kylin/storage/hbase/SerializedHBaseTupleIterator.java
----------------------------------------------------------------------
diff --git a/storage/src/main/java/org/apache/kylin/storage/hbase/SerializedHBaseTupleIterator.java b/storage/src/main/java/org/apache/kylin/storage/hbase/SerializedHBaseTupleIterator.java
index a115753..e950e5b 100644
--- a/storage/src/main/java/org/apache/kylin/storage/hbase/SerializedHBaseTupleIterator.java
+++ b/storage/src/main/java/org/apache/kylin/storage/hbase/SerializedHBaseTupleIterator.java
@@ -24,7 +24,7 @@ import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
 
-import org.apache.hadoop.hbase.client.HConnection;
+import org.apache.hadoop.hbase.client.Connection;
 import org.apache.kylin.cube.CubeInstance;
 import org.apache.kylin.cube.CubeSegment;
 import org.apache.kylin.cube.kv.RowValueDecoder;
@@ -52,7 +52,7 @@ public class SerializedHBaseTupleIterator implements ITupleIterator {
     private ITupleIterator segmentIterator;
     private int scanCount;
 
-    public SerializedHBaseTupleIterator(HConnection conn, List<HBaseKeyRange> segmentKeyRanges, CubeInstance cube, Collection<TblColRef> dimensions, TupleFilter filter, Collection<TblColRef> groupBy, Collection<RowValueDecoder> rowValueDecoders, StorageContext context) {
+    public SerializedHBaseTupleIterator(Connection conn, List<HBaseKeyRange> segmentKeyRanges, CubeInstance cube, Collection<TblColRef> dimensions, TupleFilter filter, Collection<TblColRef> groupBy, Collection<RowValueDecoder> rowValueDecoders, StorageContext context) {
 
         this.context = context;
         int limit = context.getLimit();

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/9d63d9a9/storage/src/main/java/org/apache/kylin/storage/hbase/coprocessor/endpoint/EndpointTupleIterator.java
----------------------------------------------------------------------
diff --git a/storage/src/main/java/org/apache/kylin/storage/hbase/coprocessor/endpoint/EndpointTupleIterator.java b/storage/src/main/java/org/apache/kylin/storage/hbase/coprocessor/endpoint/EndpointTupleIterator.java
index 7a0ab15..a3ece7e 100644
--- a/storage/src/main/java/org/apache/kylin/storage/hbase/coprocessor/endpoint/EndpointTupleIterator.java
+++ b/storage/src/main/java/org/apache/kylin/storage/hbase/coprocessor/endpoint/EndpointTupleIterator.java
@@ -26,8 +26,9 @@ import java.util.List;
 import java.util.Map;
 
 import org.apache.commons.io.IOUtils;
-import org.apache.hadoop.hbase.client.HConnection;
-import org.apache.hadoop.hbase.client.HTableInterface;
+import org.apache.hadoop.hbase.TableName;
+import org.apache.hadoop.hbase.client.Connection;
+import org.apache.hadoop.hbase.client.Table;
 import org.apache.hadoop.hbase.client.coprocessor.Batch;
 import org.apache.hadoop.hbase.ipc.BlockingRpcCallback;
 import org.apache.hadoop.hbase.ipc.ServerRpcController;
@@ -79,14 +80,14 @@ public class EndpointTupleIterator implements ITupleIterator {
 
     Iterator<List<IIProtos.IIResponse.IIRow>> regionResponsesIterator = null;
     ITupleIterator tupleIterator = null;
-    HTableInterface table = null;
+    Table table = null;
 
     int rowsInAllMetric = 0;
 
-    public EndpointTupleIterator(IISegment segment, TupleFilter rootFilter, Collection<TblColRef> groupBy, List<FunctionDesc> measures, StorageContext context, HConnection conn) throws Throwable {
+    public EndpointTupleIterator(IISegment segment, TupleFilter rootFilter, Collection<TblColRef> groupBy, List<FunctionDesc> measures, StorageContext context, Connection conn) throws Throwable {
 
         String tableName = segment.getStorageLocationIdentifier();
-        table = conn.getTable(tableName);
+        table = conn.getTable(TableName.valueOf(tableName));
         factTableName = segment.getIIDesc().getFactTableName();
 
         if (rootFilter == null) {
@@ -212,7 +213,7 @@ public class EndpointTupleIterator implements ITupleIterator {
     }
 
     //TODO : async callback
-    private Iterator<List<IIProtos.IIResponse.IIRow>> getResults(final IIProtos.IIRequest request, HTableInterface table) throws Throwable {
+    private Iterator<List<IIProtos.IIResponse.IIRow>> getResults(final IIProtos.IIRequest request, Table table) throws Throwable {
         Map<byte[], List<IIProtos.IIResponse.IIRow>> results = table.coprocessorService(IIProtos.RowsService.class, null, null, new Batch.Call<IIProtos.RowsService, List<IIProtos.IIResponse.IIRow>>() {
             public List<IIProtos.IIResponse.IIRow> call(IIProtos.RowsService rowsService) throws IOException {
                 ServerRpcController controller = new ServerRpcController();
@@ -235,7 +236,7 @@ public class EndpointTupleIterator implements ITupleIterator {
         int index = 0;
 
         for (int i = 0; i < columns.size(); i++) {
-            TblColRef column = columns.get(i);
+            //            TblColRef column = columns.get(i);
             //            if (!dimensions.contains(column)) {
             //                continue;
             //            }

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/9d63d9a9/storage/src/main/java/org/apache/kylin/storage/hbase/coprocessor/endpoint/IIEndpoint.java
----------------------------------------------------------------------
diff --git a/storage/src/main/java/org/apache/kylin/storage/hbase/coprocessor/endpoint/IIEndpoint.java b/storage/src/main/java/org/apache/kylin/storage/hbase/coprocessor/endpoint/IIEndpoint.java
index d55361b..3c91329 100644
--- a/storage/src/main/java/org/apache/kylin/storage/hbase/coprocessor/endpoint/IIEndpoint.java
+++ b/storage/src/main/java/org/apache/kylin/storage/hbase/coprocessor/endpoint/IIEndpoint.java
@@ -90,7 +90,7 @@ public class IIEndpoint extends IIProtos.RowsService implements Coprocessor, Cop
         RegionScanner innerScanner = null;
         HRegion region = null;
         try {
-            region = env.getRegion();
+            region = (HRegion) env.getRegion();
             innerScanner = region.getScanner(buildScan());
             region.startRegionOperation();
 

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/9d63d9a9/storage/src/main/java/org/apache/kylin/storage/hbase/coprocessor/observer/AggregateRegionObserver.java
----------------------------------------------------------------------
diff --git a/storage/src/main/java/org/apache/kylin/storage/hbase/coprocessor/observer/AggregateRegionObserver.java b/storage/src/main/java/org/apache/kylin/storage/hbase/coprocessor/observer/AggregateRegionObserver.java
index 2cecd5c..c21ee36 100644
--- a/storage/src/main/java/org/apache/kylin/storage/hbase/coprocessor/observer/AggregateRegionObserver.java
+++ b/storage/src/main/java/org/apache/kylin/storage/hbase/coprocessor/observer/AggregateRegionObserver.java
@@ -93,7 +93,7 @@ public class AggregateRegionObserver extends BaseRegionObserver {
         // start/end region operation & sync on scanner is suggested by the
         // javadoc of RegionScanner.nextRaw()
         // FIXME: will the lock still work when a iterator is returned? is it safe? Is readonly attribute helping here? by mhb
-        HRegion region = ctxt.getEnvironment().getRegion();
+        HRegion region = (HRegion) ctxt.getEnvironment().getRegion();
         region.startRegionOperation();
         try {
             synchronized (innerScanner) {

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/9d63d9a9/storage/src/main/java/org/apache/kylin/storage/hbase/coprocessor/observer/AggregationScanner.java
----------------------------------------------------------------------
diff --git a/storage/src/main/java/org/apache/kylin/storage/hbase/coprocessor/observer/AggregationScanner.java b/storage/src/main/java/org/apache/kylin/storage/hbase/coprocessor/observer/AggregationScanner.java
index 65b616f..c1a0b15 100644
--- a/storage/src/main/java/org/apache/kylin/storage/hbase/coprocessor/observer/AggregationScanner.java
+++ b/storage/src/main/java/org/apache/kylin/storage/hbase/coprocessor/observer/AggregationScanner.java
@@ -25,6 +25,7 @@ import java.util.List;
 import org.apache.hadoop.hbase.Cell;
 import org.apache.hadoop.hbase.HRegionInfo;
 import org.apache.hadoop.hbase.regionserver.RegionScanner;
+import org.apache.hadoop.hbase.regionserver.ScannerContext;
 import org.apache.kylin.metadata.measure.MeasureAggregator;
 import org.apache.kylin.storage.hbase.coprocessor.AggrKey;
 import org.apache.kylin.storage.hbase.coprocessor.CoprocessorFilter;
@@ -93,13 +94,18 @@ public class AggregationScanner implements RegionScanner {
     }
 
     @Override
+    public int getBatch() {
+        return outerScanner.getBatch();
+    }
+
+    @Override
     public boolean next(List<Cell> results) throws IOException {
         return outerScanner.next(results);
     }
 
     @Override
-    public boolean next(List<Cell> result, int limit) throws IOException {
-        return outerScanner.next(result, limit);
+    public boolean next(List<Cell> result, ScannerContext scannerContext) throws IOException {
+        return outerScanner.next(result, scannerContext);
     }
 
     @Override
@@ -108,8 +114,8 @@ public class AggregationScanner implements RegionScanner {
     }
 
     @Override
-    public boolean nextRaw(List<Cell> result, int limit) throws IOException {
-        return outerScanner.nextRaw(result, limit);
+    public boolean nextRaw(List<Cell> result, ScannerContext scannerContext) throws IOException {
+        return outerScanner.nextRaw(result, scannerContext);
     }
 
     @Override

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/9d63d9a9/storage/src/main/java/org/apache/kylin/storage/hbase/coprocessor/observer/ObserverAggregationCache.java
----------------------------------------------------------------------
diff --git a/storage/src/main/java/org/apache/kylin/storage/hbase/coprocessor/observer/ObserverAggregationCache.java b/storage/src/main/java/org/apache/kylin/storage/hbase/coprocessor/observer/ObserverAggregationCache.java
index f609a5a..dea1d9e 100644
--- a/storage/src/main/java/org/apache/kylin/storage/hbase/coprocessor/observer/ObserverAggregationCache.java
+++ b/storage/src/main/java/org/apache/kylin/storage/hbase/coprocessor/observer/ObserverAggregationCache.java
@@ -30,6 +30,7 @@ import org.apache.hadoop.hbase.HRegionInfo;
 import org.apache.hadoop.hbase.KeyValue;
 import org.apache.hadoop.hbase.KeyValue.Type;
 import org.apache.hadoop.hbase.regionserver.RegionScanner;
+import org.apache.hadoop.hbase.regionserver.ScannerContext;
 import org.apache.kylin.metadata.measure.MeasureAggregator;
 import org.apache.kylin.storage.hbase.coprocessor.AggrKey;
 import org.apache.kylin.storage.hbase.coprocessor.AggregationCache;
@@ -107,7 +108,7 @@ public class ObserverAggregationCache extends AggregationCache {
         }
 
         @Override
-        public boolean next(List<Cell> result, int limit) throws IOException {
+        public boolean next(List<Cell> result, ScannerContext scannerContext) throws IOException {
             return next(result);
         }
 
@@ -117,11 +118,16 @@ public class ObserverAggregationCache extends AggregationCache {
         }
 
         @Override
-        public boolean nextRaw(List<Cell> result, int limit) throws IOException {
+        public boolean nextRaw(List<Cell> result, ScannerContext scannerContext) throws IOException {
             return next(result);
         }
 
         @Override
+        public int getBatch() {
+            return innerScanner.getBatch();
+        }
+
+        @Override
         public void close() throws IOException {
             // AggregateRegionObserver.LOG.info("Kylin Scanner close()");
             innerScanner.close();

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/9d63d9a9/storage/src/main/java/org/apache/kylin/storage/hbase/coprocessor/observer/ObserverEnabler.java
----------------------------------------------------------------------
diff --git a/storage/src/main/java/org/apache/kylin/storage/hbase/coprocessor/observer/ObserverEnabler.java b/storage/src/main/java/org/apache/kylin/storage/hbase/coprocessor/observer/ObserverEnabler.java
index f0f7ed5..fa2a7c1 100644
--- a/storage/src/main/java/org/apache/kylin/storage/hbase/coprocessor/observer/ObserverEnabler.java
+++ b/storage/src/main/java/org/apache/kylin/storage/hbase/coprocessor/observer/ObserverEnabler.java
@@ -23,9 +23,9 @@ import java.util.Collection;
 import java.util.Map;
 import java.util.Set;
 
-import org.apache.hadoop.hbase.client.HTableInterface;
 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.regionserver.RegionScanner;
 import org.apache.kylin.common.KylinConfig;
 import org.apache.kylin.common.debug.BackdoorToggles;
@@ -58,7 +58,7 @@ public class ObserverEnabler {
     static final Map<String, Boolean> CUBE_OVERRIDES = Maps.newConcurrentMap();
 
     public static ResultScanner scanWithCoprocessorIfBeneficial(CubeSegment segment, Cuboid cuboid, TupleFilter tupleFiler, //
-            Collection<TblColRef> groupBy, Collection<RowValueDecoder> rowValueDecoders, StorageContext context, HTableInterface table, Scan scan) throws IOException {
+            Collection<TblColRef> groupBy, Collection<RowValueDecoder> rowValueDecoders, StorageContext context, Table table, Scan scan) throws IOException {
 
         if (context.isCoprocessorEnabled() == false) {
             return table.getScanner(scan);

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/9d63d9a9/storage/src/test/java/org/apache/kylin/storage/hbase/InvertedIndexHBaseTest.java
----------------------------------------------------------------------
diff --git a/storage/src/test/java/org/apache/kylin/storage/hbase/InvertedIndexHBaseTest.java b/storage/src/test/java/org/apache/kylin/storage/hbase/InvertedIndexHBaseTest.java
index f7fcef1..50069a1 100644
--- a/storage/src/test/java/org/apache/kylin/storage/hbase/InvertedIndexHBaseTest.java
+++ b/storage/src/test/java/org/apache/kylin/storage/hbase/InvertedIndexHBaseTest.java
@@ -1,115 +1,112 @@
-/*
- * 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.kylin.storage.hbase;
-
-import java.util.List;
-
-import org.apache.hadoop.conf.Configuration;
-import org.apache.hadoop.hbase.client.HConnection;
-import org.apache.hadoop.hbase.client.HConnectionManager;
-import org.apache.kylin.common.util.BytesUtil;
-import org.apache.kylin.common.util.HBaseMetadataTestCase;
-import org.apache.kylin.common.util.HadoopUtil;
-import org.apache.kylin.invertedindex.IIInstance;
-import org.apache.kylin.invertedindex.IIManager;
-import org.apache.kylin.invertedindex.IISegment;
-import org.apache.kylin.invertedindex.index.RawTableRecord;
-import org.apache.kylin.invertedindex.index.Slice;
-import org.apache.kylin.invertedindex.index.TableRecord;
-import org.apache.kylin.invertedindex.index.TableRecordInfo;
-import org.apache.kylin.invertedindex.model.IIDesc;
-import org.apache.kylin.invertedindex.model.IIKeyValueCodec;
-import org.junit.After;
-import org.junit.Before;
-import org.junit.Test;
-
-import com.google.common.collect.Lists;
-
-/**
- * @author yangli9
- */
-public class InvertedIndexHBaseTest extends HBaseMetadataTestCase {
-
-    IIInstance ii;
-    IISegment seg;
-    HConnection hconn;
-
-    TableRecordInfo info;
-
-    @Before
-    public void setup() throws Exception {
-        this.createTestMetadata();
-
-        this.ii = IIManager.getInstance(getTestConfig()).getII("test_kylin_ii");
-        this.seg = ii.getFirstSegment();
-
-        Configuration hconf = HadoopUtil.getCurrentHBaseConfiguration();
-        hconn = HConnectionManager.createConnection(hconf);
-
-        this.info = new TableRecordInfo(seg);
-    }
-
-    @After
-    public void after() throws Exception {
-        this.cleanupTestMetadata();
-    }
-
-    @Test
-    public void testLoad() throws Exception {
-
-        String tableName = seg.getStorageLocationIdentifier();
-        IIKeyValueCodec codec = new IIKeyValueCodec(info.getDigest());
-
-        List<Slice> slices = Lists.newArrayList();
-        HBaseClientKVIterator kvIterator = new HBaseClientKVIterator(hconn, tableName, IIDesc.HBASE_FAMILY_BYTES, IIDesc.HBASE_QUALIFIER_BYTES);
-        try {
-            for (Slice slice : codec.decodeKeyValue(kvIterator)) {
-                slices.add(slice);
-            }
-        } finally {
-            kvIterator.close();
-        }
-
-        List<TableRecord> records = iterateRecords(slices);
-        dump(records);
-        System.out.println(records.size() + " records");
-    }
-
-    private List<TableRecord> iterateRecords(List<Slice> slices) {
-        List<TableRecord> records = Lists.newArrayList();
-        for (Slice slice : slices) {
-            for (RawTableRecord rec : slice) {
-                records.add(new TableRecord((RawTableRecord) rec.clone(), info));
-            }
-        }
-        return records;
-    }
-
-    private void dump(Iterable<TableRecord> records) {
-        for (TableRecord rec : records) {
-            System.out.println(rec.toString());
-
-            byte[] x = rec.getBytes();
-            String y = BytesUtil.toReadableText(x);
-            System.out.println(y);
-            System.out.println();
-        }
-    }
-
-}
+/*
+ * 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.kylin.storage.hbase;
+
+import java.util.List;
+
+import org.apache.hadoop.hbase.client.Connection;
+import org.apache.kylin.common.persistence.HBaseConnection;
+import org.apache.kylin.common.util.BytesUtil;
+import org.apache.kylin.common.util.HBaseMetadataTestCase;
+import org.apache.kylin.invertedindex.IIInstance;
+import org.apache.kylin.invertedindex.IIManager;
+import org.apache.kylin.invertedindex.IISegment;
+import org.apache.kylin.invertedindex.index.RawTableRecord;
+import org.apache.kylin.invertedindex.index.Slice;
+import org.apache.kylin.invertedindex.index.TableRecord;
+import org.apache.kylin.invertedindex.index.TableRecordInfo;
+import org.apache.kylin.invertedindex.model.IIDesc;
+import org.apache.kylin.invertedindex.model.IIKeyValueCodec;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+
+import com.google.common.collect.Lists;
+
+/**
+ * @author yangli9
+ */
+public class InvertedIndexHBaseTest extends HBaseMetadataTestCase {
+
+    IIInstance ii;
+    IISegment seg;
+    Connection hconn;
+
+    TableRecordInfo info;
+
+    @Before
+    public void setup() throws Exception {
+        this.createTestMetadata();
+
+        this.ii = IIManager.getInstance(getTestConfig()).getII("test_kylin_ii");
+        this.seg = ii.getFirstSegment();
+
+        this.hconn = HBaseConnection.get();
+
+        this.info = new TableRecordInfo(seg);
+    }
+
+    @After
+    public void after() throws Exception {
+        this.cleanupTestMetadata();
+    }
+
+    @Test
+    public void testLoad() throws Exception {
+
+        String tableName = seg.getStorageLocationIdentifier();
+        IIKeyValueCodec codec = new IIKeyValueCodec(info.getDigest());
+
+        List<Slice> slices = Lists.newArrayList();
+        HBaseClientKVIterator kvIterator = new HBaseClientKVIterator(hconn, tableName, IIDesc.HBASE_FAMILY_BYTES, IIDesc.HBASE_QUALIFIER_BYTES);
+        try {
+            for (Slice slice : codec.decodeKeyValue(kvIterator)) {
+                slices.add(slice);
+            }
+        } finally {
+            kvIterator.close();
+        }
+
+        List<TableRecord> records = iterateRecords(slices);
+        dump(records);
+        System.out.println(records.size() + " records");
+    }
+
+    private List<TableRecord> iterateRecords(List<Slice> slices) {
+        List<TableRecord> records = Lists.newArrayList();
+        for (Slice slice : slices) {
+            for (RawTableRecord rec : slice) {
+                records.add(new TableRecord((RawTableRecord) rec.clone(), info));
+            }
+        }
+        return records;
+    }
+
+    private void dump(Iterable<TableRecord> records) {
+        for (TableRecord rec : records) {
+            System.out.println(rec.toString());
+
+            byte[] x = rec.getBytes();
+            String y = BytesUtil.toReadableText(x);
+            System.out.println(y);
+            System.out.println();
+        }
+    }
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/9d63d9a9/storage/src/test/java/org/apache/kylin/storage/hbase/coprocessor/observer/AggregateRegionObserverTest.java
----------------------------------------------------------------------
diff --git a/storage/src/test/java/org/apache/kylin/storage/hbase/coprocessor/observer/AggregateRegionObserverTest.java b/storage/src/test/java/org/apache/kylin/storage/hbase/coprocessor/observer/AggregateRegionObserverTest.java
index 0454b4c..3ace91e 100644
--- a/storage/src/test/java/org/apache/kylin/storage/hbase/coprocessor/observer/AggregateRegionObserverTest.java
+++ b/storage/src/test/java/org/apache/kylin/storage/hbase/coprocessor/observer/AggregateRegionObserverTest.java
@@ -35,6 +35,7 @@ import org.apache.hadoop.hbase.HRegionInfo;
 import org.apache.hadoop.hbase.KeyValue;
 import org.apache.hadoop.hbase.KeyValue.Type;
 import org.apache.hadoop.hbase.regionserver.RegionScanner;
+import org.apache.hadoop.hbase.regionserver.ScannerContext;
 import org.apache.hadoop.io.LongWritable;
 import org.apache.kylin.common.util.Bytes;
 import org.apache.kylin.cube.kv.RowConstants;
@@ -223,102 +224,46 @@ public class AggregateRegionObserverTest {
             this.input = cellInputs;
         }
 
-        /*
-         * (non-Javadoc)
-         * 
-         * @see
-         * org.apache.hadoop.hbase.regionserver.InternalScanner#next(java.util
-         * .List)
-         */
         @Override
         public boolean next(List<Cell> results) throws IOException {
             return nextRaw(results);
         }
 
-        /*
-         * (non-Javadoc)
-         * 
-         * @see
-         * org.apache.hadoop.hbase.regionserver.InternalScanner#next(java.util
-         * .List, int)
-         */
         @Override
-        public boolean next(List<Cell> result, int limit) throws IOException {
+        public boolean next(List<Cell> result, ScannerContext scannerContext) throws IOException {
             return next(result);
         }
 
-        /*
-         * (non-Javadoc)
-         * 
-         * @see org.apache.hadoop.hbase.regionserver.InternalScanner#close()
-         */
         @Override
         public void close() throws IOException {
 
         }
 
-        /*
-         * (non-Javadoc)
-         * 
-         * @see
-         * org.apache.hadoop.hbase.regionserver.RegionScanner#getRegionInfo()
-         */
         @Override
         public HRegionInfo getRegionInfo() {
             return null;
         }
 
-        /*
-         * (non-Javadoc)
-         * 
-         * @see
-         * org.apache.hadoop.hbase.regionserver.RegionScanner#isFilterDone()
-         */
         @Override
         public boolean isFilterDone() throws IOException {
             return false;
         }
 
-        /*
-         * (non-Javadoc)
-         * 
-         * @see
-         * org.apache.hadoop.hbase.regionserver.RegionScanner#reseek(byte[])
-         */
         @Override
         public boolean reseek(byte[] row) throws IOException {
             return false;
         }
 
-        /*
-         * (non-Javadoc)
-         * 
-         * @see
-         * org.apache.hadoop.hbase.regionserver.RegionScanner#getMaxResultSize()
-         */
         @Override
         public long getMaxResultSize() {
             return 0;
         }
 
-        /*
-         * (non-Javadoc)
-         * 
-         * @see
-         * org.apache.hadoop.hbase.regionserver.RegionScanner#getMvccReadPoint()
-         */
         @Override
         public long getMvccReadPoint() {
             return 0;
         }
 
-        /*
-         * (non-Javadoc)
-         * 
-         * @see
-         * org.apache.hadoop.hbase.regionserver.RegionScanner#nextRaw(java.util
-         * .List)
-         */
         @Override
         public boolean nextRaw(List<Cell> result) throws IOException {
             if (i < input.size()) {
@@ -328,18 +273,15 @@ public class AggregateRegionObserverTest {
             return i < input.size();
         }
 
-        /*
-         * (non-Javadoc)
-         * 
-         * @see
-         * org.apache.hadoop.hbase.regionserver.RegionScanner#nextRaw(java.util
-         * .List, int)
-         */
         @Override
-        public boolean nextRaw(List<Cell> result, int limit) throws IOException {
+        public boolean nextRaw(List<Cell> result, ScannerContext scannerContext) throws IOException {
             return nextRaw(result);
         }
 
+        @Override
+        public int getBatch() {
+            return -1;
+        }
     }
 
 }

http://git-wip-us.apache.org/repos/asf/incubator-kylin/blob/9d63d9a9/storage/src/test/java/org/apache/kylin/storage/minicluster/HiveMiniClusterTest.java
----------------------------------------------------------------------
diff --git a/storage/src/test/java/org/apache/kylin/storage/minicluster/HiveMiniClusterTest.java b/storage/src/test/java/org/apache/kylin/storage/minicluster/HiveMiniClusterTest.java
index d17cfa6..b1f6626 100644
--- a/storage/src/test/java/org/apache/kylin/storage/minicluster/HiveMiniClusterTest.java
+++ b/storage/src/test/java/org/apache/kylin/storage/minicluster/HiveMiniClusterTest.java
@@ -27,7 +27,6 @@ import java.sql.SQLException;
 import org.apache.commons.io.FileUtils;
 import org.apache.hadoop.hdfs.MiniDFSCluster;
 import org.apache.hadoop.hive.conf.HiveConf;
-import org.apache.hadoop.hive.service.HiveInterface;
 import org.apache.hadoop.mapred.JobConf;
 import org.apache.hadoop.mapred.MiniMRCluster;
 
@@ -47,7 +46,7 @@ public class HiveMiniClusterTest extends HiveJDBCClientTest {
     public static final File HIVE_WAREHOUSE_DIR = new File(HIVE_BASE_DIR + "/warehouse");
     public static final File HIVE_TESTDATA_DIR = new File(HIVE_BASE_DIR + "/testdata");
     public static final File HIVE_HADOOP_TMP_DIR = new File(HIVE_BASE_DIR + "/hadooptmp");
-    protected HiveInterface client;
+    //protected HiveInterface client;
 
     protected MiniDFSCluster miniDFS;
     protected MiniMRCluster miniMR;