HBASE-14669 remove unused import and fix javadoc

2015-10-22 09:24:08 -07:00 · 2015-10-22 09:24:08 -07:00 · 36a196722c
parent 2e2cbd0201
commit 36a196722c
152 changed files with 2 additions and 299 deletions
--- a/hbase-client/src/main/java/org/apache/hadoop/hbase/client/ClientSimpleScanner.java
+++ b/hbase-client/src/main/java/org/apache/hadoop/hbase/client/ClientSimpleScanner.java
@ -23,7 +23,6 @@ import org.apache.hadoop.hbase.classification.InterfaceAudience;
 import org.apache.hadoop.hbase.ipc.RpcControllerFactory;

 import java.io.IOException;
-import java.util.LinkedList;
 import java.util.concurrent.ExecutorService;

 /**
--- a/hbase-client/src/main/java/org/apache/hadoop/hbase/client/HTable.java
+++ b/hbase-client/src/main/java/org/apache/hadoop/hbase/client/HTable.java
@ -42,7 +42,6 @@ import org.apache.hadoop.hbase.HRegionLocation;
 import org.apache.hadoop.hbase.HTableDescriptor;
 import org.apache.hadoop.hbase.KeyValueUtil;
 import org.apache.hadoop.hbase.TableName;
-import org.apache.hadoop.hbase.TableNotFoundException;
 import org.apache.hadoop.hbase.classification.InterfaceAudience;
 import org.apache.hadoop.hbase.classification.InterfaceStability;
 import org.apache.hadoop.hbase.client.AsyncProcess.AsyncRequestFuture;
@ -62,8 +61,6 @@ import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MutateRequest;
 import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MutateResponse;
 import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionAction;
 import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.CompareType;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.GetTableDescriptorsRequest;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.GetTableDescriptorsResponse;
 import org.apache.hadoop.hbase.util.Bytes;
 import org.apache.hadoop.hbase.util.Pair;
 import org.apache.hadoop.hbase.util.ReflectionUtils;
--- a/hbase-client/src/main/java/org/apache/hadoop/hbase/protobuf/ProtobufUtil.java
+++ b/hbase-client/src/main/java/org/apache/hadoop/hbase/protobuf/ProtobufUtil.java
@ -121,7 +121,6 @@ import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.CreateTableReques
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.GetTableDescriptorsResponse;
 import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MasterService;
 import org.apache.hadoop.hbase.protobuf.generated.QuotaProtos;
-import org.apache.hadoop.hbase.protobuf.generated.RPCProtos;
 import org.apache.hadoop.hbase.protobuf.generated.RegionServerStatusProtos.RegionServerReportRequest;
 import org.apache.hadoop.hbase.protobuf.generated.RegionServerStatusProtos.RegionServerStartupRequest;
 import org.apache.hadoop.hbase.protobuf.generated.WALProtos;
--- a/hbase-client/src/test/java/org/apache/hadoop/hbase/client/TestClientExponentialBackoff.java
+++ b/hbase-client/src/test/java/org/apache/hadoop/hbase/client/TestClientExponentialBackoff.java
@ -18,7 +18,6 @@
 package org.apache.hadoop.hbase.client;

 import org.apache.hadoop.conf.Configuration;
-import org.apache.hadoop.hbase.HConstants;
 import org.apache.hadoop.hbase.ServerName;
 import org.apache.hadoop.hbase.client.backoff.ExponentialClientBackoffPolicy;
 import org.apache.hadoop.hbase.client.backoff.ServerStatistics;
--- a/hbase-common/src/main/java/org/apache/hadoop/hbase/ProcedureInfo.java
+++ b/hbase-common/src/main/java/org/apache/hadoop/hbase/ProcedureInfo.java
@ -230,7 +230,7 @@ public class ProcedureInfo {

  /**
   * Check if the user is this procedure's owner
-   * @param owner the owner field of the procedure
+   * @param procInfo the procedure to check
   * @param user the user
   * @return true if the user is the owner of the procedure,
   *   false otherwise or the owner is unknown.
--- a/hbase-common/src/test/java/org/apache/hadoop/hbase/CategoryBasedTimeout.java
+++ b/hbase-common/src/test/java/org/apache/hadoop/hbase/CategoryBasedTimeout.java
@ -24,11 +24,8 @@ import org.apache.hadoop.hbase.testclassification.LargeTests;
 import org.apache.hadoop.hbase.testclassification.MediumTests;
 import org.apache.hadoop.hbase.testclassification.SmallTests;
 import org.junit.experimental.categories.Category;
-import org.junit.internal.runners.statements.FailOnTimeout;
 import org.junit.rules.TestRule;
 import org.junit.rules.Timeout;
-import org.junit.runner.Description;
-import org.junit.runners.model.Statement;

 /**
 * Set a test method timeout based off the test categories small, medium, large.
--- a/hbase-common/src/test/java/org/apache/hadoop/hbase/TestChoreService.java
+++ b/hbase-common/src/test/java/org/apache/hadoop/hbase/TestChoreService.java
@ -24,8 +24,6 @@ import static org.junit.Assert.assertTrue;

 import java.util.concurrent.TimeUnit;

-import org.apache.commons.logging.Log;
-import org.apache.commons.logging.LogFactory;
 import org.apache.hadoop.hbase.TestChoreService.ScheduledChoreSamples.CountingChore;
 import org.apache.hadoop.hbase.TestChoreService.ScheduledChoreSamples.DoNothingChore;
 import org.apache.hadoop.hbase.TestChoreService.ScheduledChoreSamples.FailInitialChore;
--- a/hbase-common/src/test/java/org/apache/hadoop/hbase/TestTimeout.java
+++ b/hbase-common/src/test/java/org/apache/hadoop/hbase/TestTimeout.java
@ -23,7 +23,6 @@ import org.junit.Ignore;
 import org.junit.Test;
 import org.junit.experimental.categories.Category;
 import org.junit.rules.TestRule;
-import org.junit.rules.Timeout;

@Category({SmallTests.class})
 public class TestTimeout {
--- a/hbase-common/src/test/java/org/apache/hadoop/hbase/codec/TestCellCodec.java
+++ b/hbase-common/src/test/java/org/apache/hadoop/hbase/codec/TestCellCodec.java
@ -28,7 +28,6 @@ import java.io.DataOutputStream;
 import java.io.IOException;

 import org.apache.hadoop.hbase.Cell;
-import org.apache.hadoop.hbase.CellComparator;
 import org.apache.hadoop.hbase.CellUtil;
 import org.apache.hadoop.hbase.KeyValue;
 import org.apache.hadoop.hbase.testclassification.MiscTests;
--- a/hbase-examples/src/test/java/org/apache/hadoop/hbase/coprocessor/example/TestBulkDeleteProtocol.java
+++ b/hbase-examples/src/test/java/org/apache/hadoop/hbase/coprocessor/example/TestBulkDeleteProtocol.java
@ -34,7 +34,6 @@ import org.apache.hadoop.hbase.HTableDescriptor;
 import org.apache.hadoop.hbase.testclassification.CoprocessorTests;
 import org.apache.hadoop.hbase.testclassification.MediumTests;
 import org.apache.hadoop.hbase.TableName;
-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.Scan;
--- a/hbase-examples/src/test/java/org/apache/hadoop/hbase/coprocessor/example/TestRowCountEndpoint.java
+++ b/hbase-examples/src/test/java/org/apache/hadoop/hbase/coprocessor/example/TestRowCountEndpoint.java
@ -21,7 +21,6 @@ package org.apache.hadoop.hbase.coprocessor.example;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.hbase.HBaseTestingUtility;
 import org.apache.hadoop.hbase.TableName;
-import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.client.Put;
 import org.apache.hadoop.hbase.client.Table;
 import org.apache.hadoop.hbase.client.coprocessor.Batch;
--- a/hbase-examples/src/test/java/org/apache/hadoop/hbase/coprocessor/example/TestZooKeeperScanPolicyObserver.java
+++ b/hbase-examples/src/test/java/org/apache/hadoop/hbase/coprocessor/example/TestZooKeeperScanPolicyObserver.java
@ -28,7 +28,6 @@ import org.apache.hadoop.hbase.HBaseTestingUtility;
 import org.apache.hadoop.hbase.HColumnDescriptor;
 import org.apache.hadoop.hbase.HTableDescriptor;
 import org.apache.hadoop.hbase.client.Get;
-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;
--- a/hbase-examples/src/test/java/org/apache/hadoop/hbase/types/TestPBCell.java
+++ b/hbase-examples/src/test/java/org/apache/hadoop/hbase/types/TestPBCell.java
@ -21,7 +21,6 @@ import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertTrue;

 import org.apache.hadoop.hbase.Cell;
-import org.apache.hadoop.hbase.CellComparator;
 import org.apache.hadoop.hbase.CellUtil;
 import org.apache.hadoop.hbase.KeyValue;
 import org.apache.hadoop.hbase.testclassification.MiscTests;
--- a/hbase-hadoop2-compat/src/test/java/org/apache/hadoop/hbase/regionserver/TestMetricsRegionSourceImpl.java
+++ b/hbase-hadoop2-compat/src/test/java/org/apache/hadoop/hbase/regionserver/TestMetricsRegionSourceImpl.java
@ -22,9 +22,7 @@ import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertNotEquals;
 import static org.junit.Assert.assertTrue;

-import java.util.Map;

-import org.apache.commons.math.stat.descriptive.DescriptiveStatistics;
 import org.apache.hadoop.hbase.CompatibilitySingletonFactory;
 import org.apache.hadoop.hbase.testclassification.SmallTests;
 import org.apache.hadoop.hbase.testclassification.MetricsTests;
--- a/hbase-hadoop2-compat/src/test/java/org/apache/hadoop/hbase/test/MetricsAssertHelperImpl.java
+++ b/hbase-hadoop2-compat/src/test/java/org/apache/hadoop/hbase/test/MetricsAssertHelperImpl.java
@ -19,7 +19,6 @@
 package org.apache.hadoop.hbase.test;

 import org.apache.hadoop.hbase.metrics.BaseSource;
-import org.apache.hadoop.hbase.metrics.BaseSourceImpl;
 import org.apache.hadoop.metrics2.AbstractMetric;
 import org.apache.hadoop.metrics2.MetricsCollector;
 import org.apache.hadoop.metrics2.MetricsInfo;
--- a/hbase-it/src/test/java/org/apache/hadoop/hbase/IntegrationTestLazyCfLoading.java
+++ b/hbase-it/src/test/java/org/apache/hadoop/hbase/IntegrationTestLazyCfLoading.java
@ -29,7 +29,6 @@ import org.apache.commons.logging.LogFactory;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.hbase.client.Connection;
 import org.apache.hadoop.hbase.client.ConnectionFactory;
-import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.client.Result;
 import org.apache.hadoop.hbase.client.ResultScanner;
 import org.apache.hadoop.hbase.client.Scan;
--- a/hbase-it/src/test/java/org/apache/hadoop/hbase/IntegrationTestMetaReplicas.java
+++ b/hbase-it/src/test/java/org/apache/hadoop/hbase/IntegrationTestMetaReplicas.java
@ -27,7 +27,6 @@ import org.apache.hadoop.hbase.regionserver.StorefileRefresherChore;
 import org.apache.hadoop.hbase.testclassification.IntegrationTests;
 import org.apache.hadoop.hbase.zookeeper.ZKUtil;
 import org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher;
-import org.apache.hadoop.util.ToolRunner;
 import org.junit.AfterClass;
 import org.junit.BeforeClass;
 import org.junit.Test;
--- a/hbase-it/src/test/java/org/apache/hadoop/hbase/chaos/actions/RestartRsHoldingTableAction.java
+++ b/hbase-it/src/test/java/org/apache/hadoop/hbase/chaos/actions/RestartRsHoldingTableAction.java
@ -18,19 +18,11 @@

 package org.apache.hadoop.hbase.chaos.actions;

-import java.io.IOException;
-import java.util.Collection;
 import java.util.List;

 import org.apache.commons.lang.math.RandomUtils;
-import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.hbase.HRegionLocation;
-import org.apache.hadoop.hbase.ServerName;
-import org.apache.hadoop.hbase.TableName;
-import org.apache.hadoop.hbase.client.Connection;
-import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.client.RegionLocator;
-import org.apache.hadoop.hbase.client.Table;

 /**
 * Action that restarts an HRegionServer holding one of the regions of the table.
--- a/hbase-it/src/test/java/org/apache/hadoop/hbase/chaos/actions/TruncateTableAction.java
+++ b/hbase-it/src/test/java/org/apache/hadoop/hbase/chaos/actions/TruncateTableAction.java
@ -22,7 +22,6 @@ import java.util.Random;

 import org.apache.hadoop.hbase.HBaseTestingUtility;
 import org.apache.hadoop.hbase.client.Admin;
-import org.apache.hadoop.hbase.client.HBaseAdmin;
 import org.apache.hadoop.hbase.TableName;

 /**
--- a/hbase-it/src/test/java/org/apache/hadoop/hbase/test/IntegrationTestTimeBoundedMultiGetRequestsWithRegionReplicas.java
+++ b/hbase-it/src/test/java/org/apache/hadoop/hbase/test/IntegrationTestTimeBoundedMultiGetRequestsWithRegionReplicas.java
@ -25,7 +25,6 @@ import org.apache.hadoop.hbase.HBaseConfiguration;
 import org.apache.hadoop.hbase.IntegrationTestingUtility;
 import org.apache.hadoop.hbase.testclassification.IntegrationTests;
 import org.apache.hadoop.hbase.util.LoadTestTool;
-import org.apache.hadoop.hbase.util.MultiThreadedReader;
 import org.apache.hadoop.util.ToolRunner;
 import org.junit.experimental.categories.Category;

--- a/hbase-it/src/test/java/org/apache/hadoop/hbase/test/IntegrationTestTimeBoundedRequestsWithRegionReplicas.java
+++ b/hbase-it/src/test/java/org/apache/hadoop/hbase/test/IntegrationTestTimeBoundedRequestsWithRegionReplicas.java
@ -19,9 +19,7 @@
 package org.apache.hadoop.hbase.test;

 import java.io.IOException;
-import java.util.HashSet;
 import java.util.List;
-import java.util.Set;
 import java.util.concurrent.Executors;
 import java.util.concurrent.ScheduledExecutorService;
 import java.util.concurrent.ScheduledFuture;
--- a/hbase-procedure/src/test/java/org/apache/hadoop/hbase/procedure2/TestYieldProcedures.java
+++ b/hbase-procedure/src/test/java/org/apache/hadoop/hbase/procedure2/TestYieldProcedures.java
@ -20,8 +20,6 @@ package org.apache.hadoop.hbase.procedure2;

 import java.io.IOException;
 import java.util.ArrayList;
-import java.util.List;
-import java.util.concurrent.TimeoutException;
 import java.util.concurrent.atomic.AtomicBoolean;
 import java.util.concurrent.atomic.AtomicLong;

@ -31,10 +29,8 @@ import org.apache.hadoop.fs.FileSystem;
 import org.apache.hadoop.fs.Path;
 import org.apache.hadoop.hbase.HBaseCommonTestingUtility;
 import org.apache.hadoop.hbase.procedure2.store.ProcedureStore;
-import org.apache.hadoop.hbase.protobuf.generated.ProcedureProtos.ProcedureState;
 import org.apache.hadoop.hbase.testclassification.SmallTests;
 import org.apache.hadoop.hbase.testclassification.MasterTests;
-import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;

 import org.junit.After;
 import org.junit.Before;
--- a/hbase-procedure/src/test/java/org/apache/hadoop/hbase/procedure2/store/wal/TestWALProcedureStore.java
+++ b/hbase-procedure/src/test/java/org/apache/hadoop/hbase/procedure2/store/wal/TestWALProcedureStore.java
@ -22,11 +22,9 @@ import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
-import java.util.concurrent.atomic.AtomicInteger;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Comparator;
-import java.util.Iterator;
 import java.util.HashSet;
 import java.util.Set;

--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/coprocessor/package-info.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/coprocessor/package-info.java
@ -145,8 +145,6 @@ denied by receiving this exception.
 <blockquote><pre>
 package org.apache.hadoop.hbase.coprocessor;

-import java.util.List;
-import org.apache.hadoop.hbase.KeyValue;
 import org.apache.hadoop.hbase.client.Get;

 // Sample access-control coprocessor. It utilizes RegionObserver
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/mapreduce/CopyTable.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/mapreduce/CopyTable.java
@ -25,7 +25,6 @@ import java.util.Random;

 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
-import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.conf.Configured;
 import org.apache.hadoop.fs.FileSystem;
 import org.apache.hadoop.fs.Path;
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/master/RegionStates.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/master/RegionStates.java
@ -20,7 +20,6 @@ package org.apache.hadoop.hbase.master;
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.Collection;
-import java.util.Collections;
 import java.util.HashMap;
 import java.util.HashSet;
 import java.util.Iterator;
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/master/ServerManager.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/master/ServerManager.java
@ -49,7 +49,6 @@ import org.apache.hadoop.hbase.YouAreDeadException;
 import org.apache.hadoop.hbase.ZooKeeperConnectionException;
 import org.apache.hadoop.hbase.classification.InterfaceAudience;
 import org.apache.hadoop.hbase.client.ClusterConnection;
-import org.apache.hadoop.hbase.client.ConnectionFactory;
 import org.apache.hadoop.hbase.client.RetriesExhaustedException;
 import org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer;
 import org.apache.hadoop.hbase.master.procedure.ServerCrashProcedure;
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/CompactionRequestor.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/CompactionRequestor.java
@ -73,7 +73,7 @@ public interface CompactionRequestor {
   * @param requests custom compaction requests. Each compaction must specify the store on which it
   *          is acting. Can be <tt>null</tt> in which case a compaction will be attempted on all
   *          stores for the region.
-   * @user  the effective user
+   * @param user  the effective user
   * @return The created {@link CompactionRequest CompactionRequests} or an empty list if no
   *         compactions were started.
   * @throws IOException
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/snapshot/FlushSnapshotSubprocedure.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/snapshot/FlushSnapshotSubprocedure.java
@ -31,7 +31,6 @@ import org.apache.hadoop.hbase.procedure.Subprocedure;
 import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.SnapshotDescription;
 import org.apache.hadoop.hbase.regionserver.HRegion;
 import org.apache.hadoop.hbase.regionserver.Region;
-import org.apache.hadoop.hbase.regionserver.Region.Operation;
 import org.apache.hadoop.hbase.regionserver.snapshot.RegionServerSnapshotManager.SnapshotSubprocedurePool;
 import org.apache.hadoop.hbase.snapshot.ClientSnapshotDescriptionUtils;

--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/util/Merge.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/util/Merge.java
@ -24,7 +24,6 @@ import java.io.IOException;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.hadoop.hbase.classification.InterfaceAudience;
-import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.conf.Configured;
 import org.apache.hadoop.fs.FileSystem;
 import org.apache.hadoop.fs.Path;
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/util/RegionSizeCalculator.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/util/RegionSizeCalculator.java
@ -40,7 +40,6 @@ import org.apache.hadoop.hbase.classification.InterfaceStability;
 import org.apache.hadoop.hbase.client.Admin;
 import org.apache.hadoop.hbase.client.Connection;
 import org.apache.hadoop.hbase.client.ConnectionFactory;
-import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.client.RegionLocator;
 import org.apache.hadoop.hbase.client.Table;

--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/wal/DisabledWALProvider.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/wal/DisabledWALProvider.java
@ -22,7 +22,6 @@ import java.util.List;
 import java.util.Set;
 import java.util.concurrent.CopyOnWriteArrayList;
 import java.util.concurrent.atomic.AtomicBoolean;
-import java.util.concurrent.atomic.AtomicLong;

 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/TestGlobalMemStoreSize.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/TestGlobalMemStoreSize.java
@ -28,7 +28,6 @@ import java.util.List;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.hadoop.conf.Configuration;
-import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.client.RegionLocator;
 import org.apache.hadoop.hbase.client.Table;
 import org.apache.hadoop.hbase.protobuf.ProtobufUtil;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/TestHBaseOnOtherDfsCluster.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/TestHBaseOnOtherDfsCluster.java
@ -19,7 +19,6 @@ package org.apache.hadoop.hbase;

 import org.apache.hadoop.fs.FileSystem;
 import org.apache.hadoop.fs.Path;
-import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.client.Put;
 import org.apache.hadoop.hbase.client.Table;
 import org.apache.hadoop.hbase.testclassification.MediumTests;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/TestMetaTableAccessor.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/TestMetaTableAccessor.java
@ -41,7 +41,6 @@ import org.apache.hadoop.hbase.client.Admin;
 import org.apache.hadoop.hbase.client.Connection;
 import org.apache.hadoop.hbase.client.ConnectionFactory;
 import org.apache.hadoop.hbase.client.Get;
-import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.client.RegionLocator;
 import org.apache.hadoop.hbase.client.Result;
 import org.apache.hadoop.hbase.client.Table;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/TestNamespace.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/TestNamespace.java
@ -35,21 +35,16 @@ import org.apache.hadoop.fs.FileSystem;
 import org.apache.hadoop.fs.Path;
 import org.apache.hadoop.hbase.client.Admin;
 import org.apache.hadoop.hbase.client.Get;
-import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.client.Put;
 import org.apache.hadoop.hbase.client.Table;
 import org.apache.hadoop.hbase.master.HMaster;
 import org.apache.hadoop.hbase.testclassification.MediumTests;
 import org.apache.hadoop.hbase.testclassification.MiscTests;
 import org.apache.hadoop.hbase.util.Bytes;
-import org.apache.hadoop.hbase.util.FSUtils;
-import org.apache.hadoop.hbase.zookeeper.ZKUtil;
-import org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher;
 import org.junit.AfterClass;
 import org.junit.Assert;
 import org.junit.Before;
 import org.junit.BeforeClass;
-import org.junit.Ignore;
 import org.junit.Test;
 import org.junit.experimental.categories.Category;

--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/TestTableDescriptor.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/TestTableDescriptor.java
@ -24,7 +24,6 @@ import java.io.IOException;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.hadoop.hbase.client.Durability;
-import org.apache.hadoop.hbase.client.TableState;
 import org.apache.hadoop.hbase.exceptions.DeserializationException;
 import org.apache.hadoop.hbase.testclassification.SmallTests;
 import org.junit.Test;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestClientTimeouts.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestClientTimeouts.java
@ -36,7 +36,6 @@ import org.apache.hadoop.hbase.HConstants;
 import org.apache.hadoop.hbase.MasterNotRunningException;
 import org.apache.hadoop.hbase.ServerName;
 import org.apache.hadoop.hbase.ipc.AbstractRpcClient;
-import org.apache.hadoop.hbase.ipc.RpcClient;
 import org.apache.hadoop.hbase.ipc.RpcClientFactory;
 import org.apache.hadoop.hbase.ipc.RpcClientImpl;
 import org.apache.hadoop.hbase.security.User;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestFastFail.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestFastFail.java
@ -35,7 +35,6 @@ import java.util.concurrent.atomic.AtomicLong;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.hadoop.conf.Configuration;
-import org.apache.hadoop.hbase.ClusterStatus;
 import org.apache.hadoop.hbase.HBaseTestingUtility;
 import org.apache.hadoop.hbase.HColumnDescriptor;
 import org.apache.hadoop.hbase.HConstants;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestMobRestoreSnapshotFromClient.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestMobRestoreSnapshotFromClient.java
@ -22,17 +22,12 @@ import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.fail;

 import java.io.IOException;
-import java.util.HashSet;
-import java.util.Set;

 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.hadoop.conf.Configuration;
-import org.apache.hadoop.fs.Path;
 import org.apache.hadoop.hbase.HBaseTestingUtility;
 import org.apache.hadoop.hbase.HColumnDescriptor;
-import org.apache.hadoop.hbase.HConstants;
-import org.apache.hadoop.hbase.HTableDescriptor;
 import org.apache.hadoop.hbase.TableName;
 import org.apache.hadoop.hbase.mob.MobConstants;
 import org.apache.hadoop.hbase.snapshot.MobSnapshotTestingUtils;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestMobSnapshotCloneIndependence.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestMobSnapshotCloneIndependence.java
@ -18,7 +18,6 @@

 package org.apache.hadoop.hbase.client;

-import java.util.List;

 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestMobSnapshotFromClient.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestMobSnapshotFromClient.java
@ -27,7 +27,6 @@ import org.apache.hadoop.hbase.testclassification.LargeTests;
 import org.junit.BeforeClass;
 import org.junit.experimental.categories.Category;

-import com.google.common.collect.Lists;

 /**
 * Test create/using/deleting snapshots from the client
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestReplicaWithCluster.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestReplicaWithCluster.java
@ -42,7 +42,6 @@ import org.apache.hadoop.hbase.regionserver.TestHRegionServerBulkLoad;
 import org.apache.hadoop.hbase.testclassification.ClientTests;
 import org.apache.hadoop.hbase.testclassification.MediumTests;
 import org.apache.hadoop.hbase.util.Bytes;
-import org.apache.hadoop.hbase.util.FSTableDescriptors;
 import org.apache.hadoop.hbase.util.Pair;
 import org.apache.hadoop.hbase.zookeeper.MiniZooKeeperCluster;
 import org.junit.AfterClass;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestResultSizeEstimation.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestResultSizeEstimation.java
@ -23,7 +23,6 @@ import org.apache.hadoop.hbase.HConstants;
 import org.apache.hadoop.hbase.KeyValue;
 import org.apache.hadoop.hbase.TableName;
 import org.apache.hadoop.hbase.Tag;
-import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.client.Put;
 import org.apache.hadoop.hbase.client.ResultScanner;
 import org.apache.hadoop.hbase.client.Scan;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/codec/TestCellMessageCodec.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/codec/TestCellMessageCodec.java
@ -30,7 +30,6 @@ import java.io.IOException;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.hadoop.hbase.Cell;
-import org.apache.hadoop.hbase.CellComparator;
 import org.apache.hadoop.hbase.CellUtil;
 import org.apache.hadoop.hbase.KeyValue;
 import org.apache.hadoop.hbase.testclassification.MiscTests;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/constraint/TestConstraint.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/constraint/TestConstraint.java
@ -32,7 +32,6 @@ import org.apache.hadoop.hbase.HTableDescriptor;
 import org.apache.hadoop.hbase.testclassification.MediumTests;
 import org.apache.hadoop.hbase.testclassification.MiscTests;
 import org.apache.hadoop.hbase.TableName;
-import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.client.Put;
 import org.apache.hadoop.hbase.client.RetriesExhaustedWithDetailsException;
 import org.apache.hadoop.hbase.client.Table;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/coprocessor/TestAggregateProtocol.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/coprocessor/TestAggregateProtocol.java
@ -27,7 +27,6 @@ import org.apache.hadoop.hbase.HBaseTestingUtility;
 import org.apache.hadoop.hbase.HConstants;
 import org.apache.hadoop.hbase.TableName;
 import org.apache.hadoop.hbase.client.Durability;
-import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.client.Put;
 import org.apache.hadoop.hbase.client.Scan;
 import org.apache.hadoop.hbase.client.Table;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/coprocessor/TestBatchCoprocessorEndpoint.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/coprocessor/TestBatchCoprocessorEndpoint.java
@ -26,7 +26,6 @@ import java.util.Map;
 import java.util.TreeMap;

 import org.apache.hadoop.hbase.client.Admin;
-import org.apache.hadoop.hbase.client.Connection;
 import org.apache.hadoop.hbase.client.Table;
 import org.apache.hadoop.hbase.testclassification.CoprocessorTests;
 import org.apache.hadoop.hbase.testclassification.MediumTests;
@ -38,8 +37,6 @@ import org.apache.hadoop.hbase.HBaseTestingUtility;
 import org.apache.hadoop.hbase.HColumnDescriptor;
 import org.apache.hadoop.hbase.HTableDescriptor;
 import org.apache.hadoop.hbase.TableName;
-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.coprocessor.Batch;
 import org.apache.hadoop.hbase.coprocessor.protobuf.generated.ColumnAggregationProtos;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/coprocessor/TestBigDecimalColumnInterpreter.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/coprocessor/TestBigDecimalColumnInterpreter.java
@ -28,7 +28,6 @@ import org.apache.hadoop.hbase.HBaseTestingUtility;
 import org.apache.hadoop.hbase.HConstants;
 import org.apache.hadoop.hbase.TableName;
 import org.apache.hadoop.hbase.client.Durability;
-import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.client.Put;
 import org.apache.hadoop.hbase.client.Scan;
 import org.apache.hadoop.hbase.client.Table;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/coprocessor/TestCoprocessorEndpoint.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/coprocessor/TestCoprocessorEndpoint.java
@ -28,7 +28,6 @@ import java.io.IOException;
 import java.util.Collections;
 import java.util.List;
 import java.util.Map;
-import java.util.NavigableMap;
 import java.util.TreeMap;

 import org.apache.hadoop.hbase.HRegionLocation;
@ -46,9 +45,7 @@ import org.apache.hadoop.hbase.HColumnDescriptor;
 import org.apache.hadoop.hbase.HConstants;
 import org.apache.hadoop.hbase.HRegionInfo;
 import org.apache.hadoop.hbase.HTableDescriptor;
-import org.apache.hadoop.hbase.ServerName;
 import org.apache.hadoop.hbase.TableName;
-import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.client.Put;
 import org.apache.hadoop.hbase.client.coprocessor.Batch;
 import org.apache.hadoop.hbase.coprocessor.protobuf.generated.ColumnAggregationProtos;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/coprocessor/TestCoprocessorHost.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/coprocessor/TestCoprocessorHost.java
@ -27,7 +27,6 @@ import org.apache.hadoop.hbase.CoprocessorEnvironment;
 import org.apache.hadoop.hbase.HBaseConfiguration;
 import org.apache.hadoop.hbase.TableName;
 import org.apache.hadoop.hbase.client.Table;
-import org.apache.hadoop.hbase.testclassification.MiscTests;
 import org.apache.hadoop.hbase.testclassification.SmallTests;
 import org.junit.Assert;
 import org.junit.Test;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/coprocessor/TestDoubleColumnInterpreter.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/coprocessor/TestDoubleColumnInterpreter.java
@ -27,7 +27,6 @@ import org.apache.hadoop.hbase.HBaseTestingUtility;
 import org.apache.hadoop.hbase.HConstants;
 import org.apache.hadoop.hbase.TableName;
 import org.apache.hadoop.hbase.client.Durability;
-import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.client.Put;
 import org.apache.hadoop.hbase.client.Scan;
 import org.apache.hadoop.hbase.client.Table;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/coprocessor/TestRegionObserverBypass.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/coprocessor/TestRegionObserverBypass.java
@ -33,7 +33,6 @@ import org.apache.hadoop.hbase.TableName;
 import org.apache.hadoop.hbase.client.Admin;
 import org.apache.hadoop.hbase.client.Delete;
 import org.apache.hadoop.hbase.client.Get;
-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.Durability;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/coprocessor/TestRegionServerCoprocessorExceptionWithAbort.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/coprocessor/TestRegionServerCoprocessorExceptionWithAbort.java
@ -33,7 +33,6 @@ import org.apache.hadoop.hbase.MiniHBaseCluster;
 import org.apache.hadoop.hbase.TableName;
 import org.apache.hadoop.hbase.Waiter.Predicate;
 import org.apache.hadoop.hbase.client.Durability;
-import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.client.Put;
 import org.apache.hadoop.hbase.client.Table;
 import org.apache.hadoop.hbase.regionserver.HRegionServer;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/coprocessor/TestRegionServerCoprocessorExceptionWithRemove.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/coprocessor/TestRegionServerCoprocessorExceptionWithRemove.java
@ -29,7 +29,6 @@ import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.hbase.HBaseTestingUtility;
 import org.apache.hadoop.hbase.TableName;
 import org.apache.hadoop.hbase.client.Durability;
-import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.client.Put;
 import org.apache.hadoop.hbase.client.Table;
 import org.apache.hadoop.hbase.regionserver.HRegionServer;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/filter/FilterTestingCluster.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/filter/FilterTestingCluster.java
@ -38,7 +38,6 @@ import org.apache.hadoop.hbase.MasterNotRunningException;
 import org.apache.hadoop.hbase.TableName;
 import org.apache.hadoop.hbase.ZooKeeperConnectionException;
 import org.apache.hadoop.hbase.client.Admin;
-import org.apache.hadoop.hbase.client.Connection;
 import org.apache.hadoop.hbase.client.ScannerCallable;
 import org.apache.hadoop.hbase.client.Table;
 import org.apache.hadoop.hbase.ipc.AbstractRpcClient;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/filter/TestFilterWrapper.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/filter/TestFilterWrapper.java
@ -39,7 +39,6 @@ import org.apache.hadoop.hbase.ZooKeeperConnectionException;
 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.HTable;
 import org.apache.hadoop.hbase.client.Put;
 import org.apache.hadoop.hbase.client.Result;
 import org.apache.hadoop.hbase.client.ResultScanner;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/http/TestHttpServerLifecycle.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/http/TestHttpServerLifecycle.java
@ -19,7 +19,6 @@ package org.apache.hadoop.hbase.http;

 import org.apache.hadoop.hbase.testclassification.MiscTests;
 import org.apache.hadoop.hbase.testclassification.SmallTests;
-import org.apache.log4j.Logger;
 import org.junit.Ignore;
 import org.junit.Test;
 import org.junit.experimental.categories.Category;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/io/encoding/TestLoadAndSwitchEncodeOnDisk.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/io/encoding/TestLoadAndSwitchEncodeOnDisk.java
@ -20,19 +20,14 @@ import java.io.IOException;
 import java.util.Arrays;
 import java.util.Collection;
 import java.util.List;
-import java.util.Map;
-import java.util.NavigableMap;

 import org.apache.hadoop.hbase.HColumnDescriptor;
-import org.apache.hadoop.hbase.HRegionInfo;
 import org.apache.hadoop.hbase.HRegionLocation;
 import org.apache.hadoop.hbase.client.RegionLocator;
 import org.apache.hadoop.hbase.client.Table;
 import org.apache.hadoop.hbase.testclassification.IOTests;
 import org.apache.hadoop.hbase.testclassification.MediumTests;
-import org.apache.hadoop.hbase.ServerName;
 import org.apache.hadoop.hbase.client.HBaseAdmin;
-import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.client.Result;
 import org.apache.hadoop.hbase.client.ResultScanner;
 import org.apache.hadoop.hbase.client.Scan;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/io/hfile/CacheTestUtils.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/io/hfile/CacheTestUtils.java
@ -40,7 +40,6 @@ import org.apache.hadoop.hbase.io.HeapSize;
 import org.apache.hadoop.hbase.io.compress.Compression;
 import org.apache.hadoop.hbase.io.hfile.bucket.BucketCache;
 import org.apache.hadoop.hbase.nio.ByteBuff;
-import org.apache.hadoop.hbase.nio.MultiByteBuff;
 import org.apache.hadoop.hbase.nio.SingleByteBuff;
 import org.apache.hadoop.hbase.util.ChecksumType;

--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/io/hfile/TestCacheConfig.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/io/hfile/TestCacheConfig.java
@ -40,7 +40,6 @@ import org.apache.hadoop.hbase.testclassification.LargeTests;
 import org.apache.hadoop.hbase.io.hfile.Cacheable.MemoryType;
 import org.apache.hadoop.hbase.io.hfile.bucket.BucketCache;
 import org.apache.hadoop.hbase.nio.ByteBuff;
-import org.apache.hadoop.hbase.nio.MultiByteBuff;
 import org.apache.hadoop.hbase.util.Threads;
 import org.junit.After;
 import org.junit.Before;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/io/hfile/TestChecksum.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/io/hfile/TestChecksum.java
@ -29,7 +29,6 @@ import java.io.DataInputStream;
 import java.io.DataOutputStream;
 import java.io.IOException;
 import java.nio.BufferUnderflowException;
-import java.nio.ByteBuffer;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Iterator;
@ -49,7 +48,6 @@ import org.apache.hadoop.hbase.fs.HFileSystem;
 import org.apache.hadoop.hbase.io.FSDataInputStreamWrapper;
 import org.apache.hadoop.hbase.io.compress.Compression;
 import org.apache.hadoop.hbase.nio.ByteBuff;
-import org.apache.hadoop.hbase.nio.MultiByteBuff;
 import org.apache.hadoop.hbase.util.ChecksumType;
 import org.junit.Before;
 import org.junit.Test;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/io/hfile/TestHFileBlockCompatibility.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/io/hfile/TestHFileBlockCompatibility.java
@ -49,7 +49,6 @@ import org.apache.hadoop.hbase.io.encoding.HFileBlockDefaultEncodingContext;
 import org.apache.hadoop.hbase.io.encoding.HFileBlockEncodingContext;
 import org.apache.hadoop.hbase.io.hfile.HFileBlock.BlockWritable;
 import org.apache.hadoop.hbase.nio.ByteBuff;
-import org.apache.hadoop.hbase.nio.MultiByteBuff;
 import org.apache.hadoop.hbase.nio.SingleByteBuff;
 import org.apache.hadoop.hbase.testclassification.IOTests;
 import org.apache.hadoop.hbase.testclassification.SmallTests;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/ipc/TestGlobalEventLoopGroup.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/ipc/TestGlobalEventLoopGroup.java
@ -24,7 +24,6 @@ import static org.junit.Assert.assertSame;

 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.hbase.HBaseConfiguration;
-import org.apache.hadoop.hbase.HConstants;
 import org.apache.hadoop.hbase.testclassification.RPCTests;
 import org.apache.hadoop.hbase.testclassification.SmallTests;
 import org.junit.Test;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/mapred/TestTableInputFormat.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/mapred/TestTableInputFormat.java
@ -38,7 +38,6 @@ import org.apache.hadoop.hbase.*;
 import org.apache.hadoop.hbase.Cell;
 import org.apache.hadoop.hbase.client.Connection;
 import org.apache.hadoop.hbase.client.ConnectionFactory;
-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.ResultScanner;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/mapred/TestTableMapReduce.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/mapred/TestTableMapReduce.java
@ -29,7 +29,6 @@ import org.apache.hadoop.fs.FileUtil;
 import org.apache.hadoop.hbase.client.Table;
 import org.apache.hadoop.hbase.testclassification.LargeTests;
 import org.apache.hadoop.hbase.testclassification.MapReduceTests;
-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.io.ImmutableBytesWritable;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/mapreduce/MultiTableInputFormatTestBase.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/mapreduce/MultiTableInputFormatTestBase.java
@ -26,7 +26,6 @@ import org.apache.hadoop.fs.FileUtil;
 import org.apache.hadoop.fs.Path;
 import org.apache.hadoop.hbase.HBaseTestingUtility;
 import org.apache.hadoop.hbase.TableName;
-import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.client.Result;
 import org.apache.hadoop.hbase.client.Scan;
 import org.apache.hadoop.hbase.client.Table;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/mapreduce/TestCellCounter.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/mapreduce/TestCellCounter.java
@ -32,7 +32,6 @@ import org.apache.hadoop.hbase.testclassification.LargeTests;
 import org.apache.hadoop.hbase.testclassification.MapReduceTests;
 import org.apache.hadoop.hbase.util.Bytes;
 import org.apache.hadoop.hbase.util.LauncherSecurityManager;
-import org.apache.hadoop.mapreduce.Job;
 import org.apache.hadoop.util.ToolRunner;
 import org.junit.AfterClass;
 import org.junit.BeforeClass;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/mapreduce/TestCopyTable.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/mapreduce/TestCopyTable.java
@ -24,7 +24,6 @@ import static org.junit.Assert.assertTrue;
 import static org.junit.Assert.fail;

 import java.io.ByteArrayOutputStream;
-import java.io.IOException;
 import java.io.PrintStream;

 import org.apache.hadoop.conf.Configuration;
@ -39,7 +38,6 @@ import org.apache.hadoop.hbase.testclassification.LargeTests;
 import org.apache.hadoop.hbase.testclassification.MapReduceTests;
 import org.apache.hadoop.hbase.util.Bytes;
 import org.apache.hadoop.hbase.util.LauncherSecurityManager;
-import org.apache.hadoop.mapreduce.Job;
 import org.apache.hadoop.util.ToolRunner;
 import org.junit.AfterClass;
 import org.junit.BeforeClass;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/mapreduce/TestHashTable.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/mapreduce/TestHashTable.java
@ -29,7 +29,6 @@ import org.apache.hadoop.fs.FileSystem;
 import org.apache.hadoop.fs.Path;
 import org.apache.hadoop.hbase.HBaseTestingUtility;
 import org.apache.hadoop.hbase.TableName;
-import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.client.Put;
 import org.apache.hadoop.hbase.client.Table;
 import org.apache.hadoop.hbase.io.ImmutableBytesWritable;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/mapreduce/TestLoadIncrementalHFilesSplitRecovery.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/mapreduce/TestLoadIncrementalHFilesSplitRecovery.java
@ -49,7 +49,6 @@ import org.apache.hadoop.hbase.client.Admin;
 import org.apache.hadoop.hbase.client.Connection;
 import org.apache.hadoop.hbase.client.ConnectionFactory;
 import org.apache.hadoop.hbase.client.HConnection;
-import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.client.RegionLocator;
 import org.apache.hadoop.hbase.client.Result;
 import org.apache.hadoop.hbase.client.ResultScanner;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/mapreduce/TestMultiTableInputFormat.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/mapreduce/TestMultiTableInputFormat.java
@ -17,9 +17,7 @@
 */
 package org.apache.hadoop.hbase.mapreduce;

-import org.apache.hadoop.hbase.HBaseTestingUtility;
 import org.apache.hadoop.hbase.client.Scan;
-import org.apache.hadoop.hbase.client.Table;
 import org.apache.hadoop.hbase.io.ImmutableBytesWritable;
 import org.apache.hadoop.hbase.testclassification.LargeTests;
 import org.apache.hadoop.hbase.testclassification.VerySlowMapReduceTests;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/mapreduce/TestMultithreadedTableMapper.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/mapreduce/TestMultithreadedTableMapper.java
@ -36,7 +36,6 @@ import org.apache.hadoop.hbase.CellUtil;
 import org.apache.hadoop.hbase.HBaseTestingUtility;
 import org.apache.hadoop.hbase.HConstants;
 import org.apache.hadoop.hbase.TableName;
-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.ResultScanner;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/mapreduce/TestRowCounter.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/mapreduce/TestRowCounter.java
@ -25,21 +25,16 @@ import static org.junit.Assert.fail;
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 import java.io.PrintStream;
-import java.sql.Time;
 import java.util.ArrayList;
-import java.util.Arrays;

 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
-import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.hbase.HBaseTestingUtility;
 import org.apache.hadoop.hbase.TableName;
-import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.testclassification.MapReduceTests;
 import org.apache.hadoop.hbase.testclassification.MediumTests;
 import org.apache.hadoop.hbase.client.Put;
 import org.apache.hadoop.hbase.client.Table;
-import org.apache.hadoop.hbase.mapreduce.RowCounter.RowCounterMapper;
 import org.apache.hadoop.hbase.util.Bytes;
 import org.apache.hadoop.hbase.util.LauncherSecurityManager;
 import org.apache.hadoop.util.ToolRunner;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/mapreduce/TestSyncTable.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/mapreduce/TestSyncTable.java
@ -30,7 +30,6 @@ import org.apache.hadoop.hbase.Cell;
 import org.apache.hadoop.hbase.CellUtil;
 import org.apache.hadoop.hbase.HBaseTestingUtility;
 import org.apache.hadoop.hbase.TableName;
-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.ResultScanner;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/mapreduce/TestTableInputFormat.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/mapreduce/TestTableInputFormat.java
@ -37,7 +37,6 @@ import org.apache.commons.logging.LogFactory;
 import org.apache.hadoop.hbase.*;
 import org.apache.hadoop.hbase.client.Connection;
 import org.apache.hadoop.hbase.client.ConnectionFactory;
-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.ResultScanner;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/mapreduce/TestTableInputFormatScanBase.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/mapreduce/TestTableInputFormatScanBase.java
@ -32,7 +32,6 @@ import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.fs.Path;
 import org.apache.hadoop.hbase.HBaseTestingUtility;
 import org.apache.hadoop.hbase.TableName;
-import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.client.Result;
 import org.apache.hadoop.hbase.client.Scan;
 import org.apache.hadoop.hbase.client.Table;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/mapreduce/TestTableMapReduce.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/mapreduce/TestTableMapReduce.java
@ -29,7 +29,6 @@ import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.hadoop.fs.FileUtil;
 import org.apache.hadoop.fs.Path;
-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.Scan;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/mapreduce/TestTableMapReduceBase.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/mapreduce/TestTableMapReduceBase.java
@ -33,7 +33,6 @@ import org.apache.hadoop.hbase.CellUtil;
 import org.apache.hadoop.hbase.HBaseTestingUtility;
 import org.apache.hadoop.hbase.HConstants;
 import org.apache.hadoop.hbase.TableName;
-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.ResultScanner;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestGetLastFlushedSequenceId.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestGetLastFlushedSequenceId.java
@ -29,7 +29,6 @@ import org.apache.hadoop.hbase.HConstants;
 import org.apache.hadoop.hbase.MiniHBaseCluster;
 import org.apache.hadoop.hbase.NamespaceDescriptor;
 import org.apache.hadoop.hbase.TableName;
-import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.client.Put;
 import org.apache.hadoop.hbase.client.Table;
 import org.apache.hadoop.hbase.protobuf.generated.ClusterStatusProtos.RegionStoreSequenceIds;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestMaster.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestMaster.java
@ -40,7 +40,6 @@ import org.apache.hadoop.hbase.ServerName;
 import org.apache.hadoop.hbase.TableName;
 import org.apache.hadoop.hbase.UnknownRegionException;
 import org.apache.hadoop.hbase.client.Admin;
-import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.client.Table;
 import org.apache.hadoop.hbase.client.TableState;
 import org.apache.hadoop.hbase.testclassification.MasterTests;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestMasterFailover.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestMasterFailover.java
@ -56,7 +56,6 @@ import org.apache.hadoop.hbase.util.FSUtils;
 import org.apache.hadoop.hbase.util.JVMClusterUtil.MasterThread;
 import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;
 import org.junit.Test;
-import org.junit.Ignore;
 import org.junit.experimental.categories.Category;

@Category({FlakeyTests.class, LargeTests.class})
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestMasterRestartAfterDisablingTable.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestMasterRestartAfterDisablingTable.java
@ -32,7 +32,6 @@ import org.apache.hadoop.hbase.HBaseTestingUtility;
 import org.apache.hadoop.hbase.MiniHBaseCluster;
 import org.apache.hadoop.hbase.TableName;
 import org.apache.hadoop.hbase.client.Admin;
-import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.client.RegionLocator;
 import org.apache.hadoop.hbase.client.Table;
 import org.apache.hadoop.hbase.client.TableState;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestRegionPlacement.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestRegionPlacement.java
@ -50,10 +50,8 @@ import org.apache.hadoop.hbase.ServerName;
 import org.apache.hadoop.hbase.TableName;
 import org.apache.hadoop.hbase.client.Admin;
 import org.apache.hadoop.hbase.client.Connection;
-import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.client.RegionLocator;
 import org.apache.hadoop.hbase.client.Result;
-import org.apache.hadoop.hbase.client.Table;
 import org.apache.hadoop.hbase.master.balancer.FavoredNodeAssignmentHelper;
 import org.apache.hadoop.hbase.master.balancer.FavoredNodeLoadBalancer;
 import org.apache.hadoop.hbase.master.balancer.FavoredNodesPlan;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestRegionStates.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestRegionStates.java
@ -19,7 +19,6 @@ package org.apache.hadoop.hbase.master;

 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.hbase.HRegionInfo;
-import org.apache.hadoop.hbase.Server;
 import org.apache.hadoop.hbase.ServerName;
 import org.apache.hadoop.hbase.TableName;
 import org.apache.hadoop.hbase.client.ClusterConnection;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestRollingRestart.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestRollingRestart.java
@ -31,12 +31,10 @@ import org.apache.commons.logging.LogFactory;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.hbase.HBaseConfiguration;
 import org.apache.hadoop.hbase.HBaseTestingUtility;
-import org.apache.hadoop.hbase.HConstants;
 import org.apache.hadoop.hbase.HRegionInfo;
 import org.apache.hadoop.hbase.MiniHBaseCluster;
 import org.apache.hadoop.hbase.ServerName;
 import org.apache.hadoop.hbase.TableName;
-import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.client.RegionLocator;
 import org.apache.hadoop.hbase.client.Table;
 import org.apache.hadoop.hbase.protobuf.ProtobufUtil;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestTableLockManager.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestTableLockManager.java
@ -36,7 +36,6 @@ import java.util.concurrent.Future;

 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
-import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.hbase.ChoreService;
 import org.apache.hadoop.hbase.HBaseTestingUtility;
 import org.apache.hadoop.hbase.HColumnDescriptor;
@ -52,7 +51,6 @@ import org.apache.hadoop.hbase.client.Admin;
 import org.apache.hadoop.hbase.coprocessor.BaseMasterObserver;
 import org.apache.hadoop.hbase.coprocessor.MasterCoprocessorEnvironment;
 import org.apache.hadoop.hbase.coprocessor.ObserverContext;
-import org.apache.hadoop.hbase.exceptions.LockTimeoutException;
 import org.apache.hadoop.hbase.regionserver.HRegion;
 import org.apache.hadoop.hbase.testclassification.LargeTests;
 import org.apache.hadoop.hbase.testclassification.MasterTests;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/master/cleaner/TestSnapshotFromMaster.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/master/cleaner/TestSnapshotFromMaster.java
@ -38,7 +38,6 @@ import org.apache.hadoop.hbase.HConstants;
 import org.apache.hadoop.hbase.HTableDescriptor;
 import org.apache.hadoop.hbase.TableName;
 import org.apache.hadoop.hbase.client.Admin;
-import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.master.HMaster;
 import org.apache.hadoop.hbase.master.snapshot.DisabledTableSnapshotHandler;
 import org.apache.hadoop.hbase.master.snapshot.SnapshotHFileCleaner;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/master/handler/TestEnableTableHandler.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/master/handler/TestEnableTableHandler.java
@ -25,7 +25,6 @@ import java.util.concurrent.CountDownLatch;

 import com.google.common.base.Predicate;
 import com.google.common.collect.Iterables;
-import com.google.common.collect.Iterators;
 import com.google.common.collect.Lists;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
@ -41,7 +40,6 @@ import org.apache.hadoop.hbase.client.Delete;
 import org.apache.hadoop.hbase.client.HBaseAdmin;
 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.master.HMaster;
 import org.apache.hadoop.hbase.coprocessor.BaseMasterObserver;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/master/procedure/TestWALProcedureStoreOnHDFS.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/master/procedure/TestWALProcedureStoreOnHDFS.java
@ -18,37 +18,20 @@

 package org.apache.hadoop.hbase.master.procedure;

-import java.io.IOException;
 import java.util.concurrent.atomic.AtomicInteger;
-import java.util.concurrent.CountDownLatch;

 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.hadoop.conf.Configuration;
-import org.apache.hadoop.fs.FileSystem;
 import org.apache.hadoop.fs.Path;
 import org.apache.hadoop.hbase.HBaseTestingUtility;
-import org.apache.hadoop.hbase.HRegionInfo;
-import org.apache.hadoop.hbase.HTableDescriptor;
-import org.apache.hadoop.hbase.MiniHBaseCluster;
-import org.apache.hadoop.hbase.TableName;
-import org.apache.hadoop.hbase.master.HMaster;
 import org.apache.hadoop.hbase.procedure2.Procedure;
-import org.apache.hadoop.hbase.procedure2.ProcedureExecutor;
 import org.apache.hadoop.hbase.procedure2.ProcedureTestingUtility;
 import org.apache.hadoop.hbase.procedure2.ProcedureTestingUtility.TestProcedure;
 import org.apache.hadoop.hbase.procedure2.store.ProcedureStore;
 import org.apache.hadoop.hbase.procedure2.store.wal.WALProcedureStore;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProcedureProtos.CreateTableState;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProcedureProtos.DeleteTableState;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProcedureProtos.DisableTableState;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProcedureProtos.EnableTableState;
-import org.apache.hadoop.hbase.protobuf.generated.MasterProcedureProtos.TruncateTableState;
 import org.apache.hadoop.hbase.testclassification.MasterTests;
 import org.apache.hadoop.hbase.testclassification.LargeTests;
-import org.apache.hadoop.hbase.util.Bytes;
-import org.apache.hadoop.hbase.util.FSUtils;
-import org.apache.hadoop.hbase.util.ModifyRegionUtils;
 import org.apache.hadoop.hbase.util.Threads;
 import org.apache.hadoop.hdfs.MiniDFSCluster;
 import org.apache.hadoop.hdfs.server.datanode.DataNode;
@ -58,7 +41,6 @@ import org.junit.Before;
 import org.junit.Ignore;
 import org.junit.Test;
 import org.junit.experimental.categories.Category;
-import org.mockito.Mockito;

 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/master/snapshot/TestSnapshotFileCache.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/master/snapshot/TestSnapshotFileCache.java
@ -39,7 +39,6 @@ import org.apache.hadoop.hbase.HRegionInfo;
 import org.apache.hadoop.hbase.protobuf.generated.SnapshotProtos;
 import org.apache.hadoop.hbase.testclassification.MediumTests;
 import org.apache.hadoop.hbase.testclassification.MasterTests;
-import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.SnapshotDescription;
 import org.apache.hadoop.hbase.snapshot.SnapshotDescriptionUtils;
 import org.apache.hadoop.hbase.snapshot.SnapshotReferenceUtil;
 import org.apache.hadoop.hbase.snapshot.SnapshotTestingUtils.SnapshotMock;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/master/snapshot/TestSnapshotManager.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/master/snapshot/TestSnapshotManager.java
@ -28,7 +28,6 @@ import org.apache.hadoop.fs.FileSystem;
 import org.apache.hadoop.fs.Path;
 import org.apache.hadoop.hbase.TableName;
 import org.apache.hadoop.hbase.HBaseTestingUtility;
-import org.apache.hadoop.hbase.HConstants;
 import org.apache.hadoop.hbase.testclassification.SmallTests;
 import org.apache.hadoop.hbase.testclassification.MasterTests;
 import org.apache.hadoop.hbase.executor.ExecutorService;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/namespace/TestNamespaceAuditor.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/namespace/TestNamespaceAuditor.java
@ -52,7 +52,6 @@ import org.apache.hadoop.hbase.Waiter;
 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.HTable;
 import org.apache.hadoop.hbase.client.Mutation;
 import org.apache.hadoop.hbase.client.RegionLocator;
 import org.apache.hadoop.hbase.client.Table;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/quotas/TestQuotaAdmin.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/quotas/TestQuotaAdmin.java
@ -26,19 +26,9 @@ import org.apache.hadoop.hbase.HBaseTestingUtility;
 import org.apache.hadoop.hbase.HConstants;
 import org.apache.hadoop.hbase.TableName;
 import org.apache.hadoop.hbase.client.Admin;
-import org.apache.hadoop.hbase.client.HTable;
-import org.apache.hadoop.hbase.client.Get;
-import org.apache.hadoop.hbase.client.Put;
-import org.apache.hadoop.hbase.client.Result;
-import org.apache.hadoop.hbase.client.RetriesExhaustedWithDetailsException;
 import org.apache.hadoop.hbase.security.User;
 import org.apache.hadoop.hbase.testclassification.ClientTests;
 import org.apache.hadoop.hbase.testclassification.MediumTests;
-import org.apache.hadoop.hbase.util.Bytes;
-import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;
-import org.apache.hadoop.hbase.util.EnvironmentEdgeManagerTestHelper;
-import org.apache.hadoop.hbase.util.IncrementingEnvironmentEdge;
-import org.apache.hadoop.hbase.util.JVMClusterUtil.RegionServerThread;

 import org.junit.AfterClass;
 import org.junit.BeforeClass;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/quotas/TestQuotaState.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/quotas/TestQuotaState.java
@ -18,15 +18,9 @@

 package org.apache.hadoop.hbase.quotas;

-import java.io.IOException;
 import java.util.concurrent.TimeUnit;

-import org.apache.commons.logging.Log;
-import org.apache.commons.logging.LogFactory;
-import org.apache.hadoop.hbase.HBaseTestingUtility;
-import org.apache.hadoop.hbase.HConstants;
 import org.apache.hadoop.hbase.TableName;
-import org.apache.hadoop.hbase.client.HBaseAdmin;
 import org.apache.hadoop.hbase.protobuf.ProtobufUtil;
 import org.apache.hadoop.hbase.protobuf.generated.QuotaProtos.Quotas;
 import org.apache.hadoop.hbase.protobuf.generated.QuotaProtos.Throttle;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/quotas/TestQuotaThrottle.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/quotas/TestQuotaThrottle.java
@ -26,10 +26,8 @@ import org.apache.hadoop.hbase.HBaseTestingUtility;
 import org.apache.hadoop.hbase.HConstants;
 import org.apache.hadoop.hbase.TableName;
 import org.apache.hadoop.hbase.client.Admin;
-import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.client.Get;
 import org.apache.hadoop.hbase.client.Put;
-import org.apache.hadoop.hbase.client.Result;
 import org.apache.hadoop.hbase.client.RetriesExhaustedWithDetailsException;
 import org.apache.hadoop.hbase.client.Table;
 import org.apache.hadoop.hbase.security.User;
@ -40,7 +38,6 @@ import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;
 import org.apache.hadoop.hbase.util.EnvironmentEdgeManagerTestHelper;
 import org.apache.hadoop.hbase.util.ManualEnvironmentEdge;
 import org.apache.hadoop.hbase.util.JVMClusterUtil.RegionServerThread;
-import org.apache.hadoop.security.UserGroupInformation;

 import org.junit.After;
 import org.junit.AfterClass;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestHMobStore.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestHMobStore.java
@ -36,7 +36,6 @@ import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.fs.FileSystem;
-import org.apache.hadoop.fs.HarFileSystem;
 import org.apache.hadoop.fs.Path;
 import org.apache.hadoop.hbase.Cell;
 import org.apache.hadoop.hbase.CellUtil;
@ -60,7 +59,6 @@ import org.apache.hadoop.hbase.mob.MobUtils;
 import org.apache.hadoop.hbase.monitoring.MonitoredTask;
 import org.apache.hadoop.hbase.regionserver.StoreFile.Reader;
 import org.apache.hadoop.hbase.regionserver.compactions.CompactionContext;
-import org.apache.hadoop.hbase.regionserver.compactions.CompactionRequest;
 import org.apache.hadoop.hbase.regionserver.compactions.NoLimitCompactionThroughputController;
 import org.apache.hadoop.hbase.security.EncryptionUtil;
 import org.apache.hadoop.hbase.security.User;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestHRegionOnCluster.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestHRegionOnCluster.java
@ -30,7 +30,6 @@ import org.apache.hadoop.hbase.HTableDescriptor;
 import org.apache.hadoop.hbase.MiniHBaseCluster;
 import org.apache.hadoop.hbase.TableName;
 import org.apache.hadoop.hbase.client.Admin;
-import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.client.Put;
 import org.apache.hadoop.hbase.client.RegionLocator;
 import org.apache.hadoop.hbase.client.Result;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestHeapMemoryManager.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestHeapMemoryManager.java
@ -39,7 +39,6 @@ import org.apache.hadoop.hbase.io.hfile.BlockCacheKey;
 import org.apache.hadoop.hbase.io.hfile.CacheStats;
 import org.apache.hadoop.hbase.io.hfile.Cacheable;
 import org.apache.hadoop.hbase.io.hfile.CachedBlock;
-import org.apache.hadoop.hbase.io.hfile.HFileBlock;
 import org.apache.hadoop.hbase.io.hfile.ResizableBlockCache;
 import org.apache.hadoop.hbase.io.util.HeapMemorySizeUtil;
 import org.apache.hadoop.hbase.regionserver.HeapMemoryManager.TunerContext;
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestJoinedScanners.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestJoinedScanners.java
@ -36,7 +36,6 @@ import org.apache.hadoop.hbase.HColumnDescriptor;
 import org.apache.hadoop.hbase.HTableDescriptor;
 import org.apache.hadoop.hbase.MiniHBaseCluster;
 import org.apache.hadoop.hbase.TableName;
-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.ResultScanner;
--- a/Show More
+++ b/Show More