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

commit 183399776f398817415eedaabe8b116c3314712e
Author: Duo Zhang <[email protected]>
AuthorDate: Wed Jun 15 10:53:48 2022 +0800

    Revert "HBASE-26167 Allow users to not start zookeeper and dfs cluster when 
using TestingHBaseCluster (#4534)"
    
    This reverts commit 11ae7208dd18ffcf8cd3631f5ca190ad19651209.
---
 .../hbase/testing/TestingHBaseClusterImpl.java     |  24 +----
 .../hbase/testing/TestingHBaseClusterOption.java   |  31 +-----
 ...TestTestingHBaseClusterReplicationShareDfs.java |  58 -----------
 .../TestTestingHBaseClusterReplicationShareZk.java |  58 -----------
 ...stTestingHBaseClusterReplicationShareZkDfs.java |  63 -----------
 ...tTestingHBaseClusterReplicationTwoClusters.java |  46 --------
 .../TestingHBaseClusterReplicationTestBase.java    | 116 ---------------------
 7 files changed, 3 insertions(+), 393 deletions(-)

diff --git 
a/hbase-testing-util/src/main/java/org/apache/hadoop/hbase/testing/TestingHBaseClusterImpl.java
 
b/hbase-testing-util/src/main/java/org/apache/hadoop/hbase/testing/TestingHBaseClusterImpl.java
index 35198e770d..8724d9f6c3 100644
--- 
a/hbase-testing-util/src/main/java/org/apache/hadoop/hbase/testing/TestingHBaseClusterImpl.java
+++ 
b/hbase-testing-util/src/main/java/org/apache/hadoop/hbase/testing/TestingHBaseClusterImpl.java
@@ -19,15 +19,12 @@ package org.apache.hadoop.hbase.testing;
 
 import java.util.List;
 import java.util.Optional;
-import java.util.UUID;
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
 import java.util.stream.Collectors;
 import org.apache.hadoop.conf.Configuration;
-import org.apache.hadoop.fs.CommonConfigurationKeysPublic;
 import org.apache.hadoop.hbase.HBaseTestingUtil;
-import org.apache.hadoop.hbase.HConstants;
 import org.apache.hadoop.hbase.ServerName;
 import org.apache.hadoop.hbase.StartTestingClusterOption;
 import org.apache.hadoop.hbase.client.RegionInfo;
@@ -49,10 +46,6 @@ class TestingHBaseClusterImpl implements TestingHBaseCluster 
{
 
   private final StartTestingClusterOption option;
 
-  private final String externalDfsUri;
-
-  private final String externalZkConnectString;
-
   private final ExecutorService executor = Executors.newCachedThreadPool(new 
ThreadFactoryBuilder()
     .setNameFormat(getClass().getSuperclass() + 
"-%d").setDaemon(true).build());
 
@@ -63,8 +56,6 @@ class TestingHBaseClusterImpl implements TestingHBaseCluster {
   TestingHBaseClusterImpl(TestingHBaseClusterOption option) {
     this.util = new HBaseTestingUtil(option.conf());
     this.option = option.convert();
-    this.externalDfsUri = option.getExternalDfsUri();
-    this.externalZkConnectString = option.getExternalZkConnectString();
   }
 
   @Override
@@ -146,20 +137,7 @@ class TestingHBaseClusterImpl implements 
TestingHBaseCluster {
   @Override
   public void start() throws Exception {
     Preconditions.checkState(!miniClusterRunning, "Cluster has already been 
started");
-    if (externalZkConnectString == null) {
-      util.startMiniZKCluster();
-    } else {
-      Configuration conf = util.getConfiguration();
-      conf.set(HConstants.ZOOKEEPER_QUORUM, externalZkConnectString);
-      conf.set(HConstants.ZOOKEEPER_ZNODE_PARENT, "/" + 
UUID.randomUUID().toString());
-    }
-    if (externalDfsUri == null) {
-      util.startMiniDFSCluster(option.getNumDataNodes(), 
option.getDataNodeHosts());
-    } else {
-      Configuration conf = util.getConfiguration();
-      conf.set(CommonConfigurationKeysPublic.FS_DEFAULT_NAME_KEY, 
externalDfsUri);
-    }
-    util.startMiniHBaseCluster(option);
+    util.startMiniCluster(option);
     miniClusterRunning = true;
     miniHBaseClusterRunning = true;
   }
diff --git 
a/hbase-testing-util/src/main/java/org/apache/hadoop/hbase/testing/TestingHBaseClusterOption.java
 
b/hbase-testing-util/src/main/java/org/apache/hadoop/hbase/testing/TestingHBaseClusterOption.java
index 3f57af46e7..01d67384ed 100644
--- 
a/hbase-testing-util/src/main/java/org/apache/hadoop/hbase/testing/TestingHBaseClusterOption.java
+++ 
b/hbase-testing-util/src/main/java/org/apache/hadoop/hbase/testing/TestingHBaseClusterOption.java
@@ -98,17 +98,12 @@ public final class TestingHBaseClusterOption {
    */
   private final boolean createWALDir;
 
-  private final String externalDfsUri;
-
-  private final String externalZkConnectString;
-
   /**
    * Private constructor. Use {@link Builder#build()}.
    */
   private TestingHBaseClusterOption(Configuration conf, int numMasters, int 
numAlwaysStandByMasters,
     int numRegionServers, List<Integer> rsPorts, int numDataNodes, String[] 
dataNodeHosts,
-    int numZkServers, boolean createRootDir, boolean createWALDir, String 
externalDfsUri,
-    String externalZkConnectString) {
+    int numZkServers, boolean createRootDir, boolean createWALDir) {
     this.conf = conf;
     this.numMasters = numMasters;
     this.numAlwaysStandByMasters = numAlwaysStandByMasters;
@@ -119,8 +114,6 @@ public final class TestingHBaseClusterOption {
     this.numZkServers = numZkServers;
     this.createRootDir = createRootDir;
     this.createWALDir = createWALDir;
-    this.externalDfsUri = externalDfsUri;
-    this.externalZkConnectString = externalZkConnectString;
   }
 
   public Configuration conf() {
@@ -163,14 +156,6 @@ public final class TestingHBaseClusterOption {
     return createWALDir;
   }
 
-  public String getExternalDfsUri() {
-    return externalDfsUri;
-  }
-
-  public String getExternalZkConnectString() {
-    return externalZkConnectString;
-  }
-
   @Override
   public String toString() {
     return "StartMiniClusterOption{" + "numMasters=" + numMasters + ", 
numRegionServers="
@@ -212,8 +197,6 @@ public final class TestingHBaseClusterOption {
     private int numZkServers = 1;
     private boolean createRootDir = false;
     private boolean createWALDir = false;
-    private String externalDfsUri = null;
-    private String externalZkConnectString = null;
 
     private Builder() {
     }
@@ -224,7 +207,7 @@ public final class TestingHBaseClusterOption {
       }
       return new TestingHBaseClusterOption(conf, numMasters, 
numAlwaysStandByMasters,
         numRegionServers, rsPorts, numDataNodes, dataNodeHosts, numZkServers, 
createRootDir,
-        createWALDir, externalDfsUri, externalZkConnectString);
+        createWALDir);
     }
 
     public Builder conf(Configuration conf) {
@@ -276,15 +259,5 @@ public final class TestingHBaseClusterOption {
       this.createWALDir = createWALDir;
       return this;
     }
-
-    public Builder useExternalDfs(String uri) {
-      this.externalDfsUri = uri;
-      return this;
-    }
-
-    public Builder useExternalZooKeeper(String connectString) {
-      this.externalZkConnectString = connectString;
-      return this;
-    }
   }
 }
diff --git 
a/hbase-testing-util/src/test/java/org/apache/hadoop/hbase/testing/TestTestingHBaseClusterReplicationShareDfs.java
 
b/hbase-testing-util/src/test/java/org/apache/hadoop/hbase/testing/TestTestingHBaseClusterReplicationShareDfs.java
deleted file mode 100644
index 0925200599..0000000000
--- 
a/hbase-testing-util/src/test/java/org/apache/hadoop/hbase/testing/TestTestingHBaseClusterReplicationShareDfs.java
+++ /dev/null
@@ -1,58 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.apache.hadoop.hbase.testing;
-
-import static org.junit.Assert.assertNotEquals;
-
-import org.apache.hadoop.hbase.HBaseClassTestRule;
-import org.apache.hadoop.hbase.HBaseTestingUtil;
-import org.apache.hadoop.hbase.HConstants;
-import org.apache.hadoop.hbase.testclassification.LargeTests;
-import org.apache.hadoop.hbase.testclassification.MiscTests;
-import org.junit.ClassRule;
-import org.junit.experimental.categories.Category;
-
-@Category({ MiscTests.class, LargeTests.class })
-public class TestTestingHBaseClusterReplicationShareDfs
-  extends TestingHBaseClusterReplicationTestBase {
-
-  @ClassRule
-  public static final HBaseClassTestRule CLASS_RULE =
-    
HBaseClassTestRule.forClass(TestTestingHBaseClusterReplicationShareDfs.class);
-
-  private HBaseTestingUtil util = new HBaseTestingUtil();
-
-  @Override
-  protected void startClusters() throws Exception {
-    util.startMiniDFSCluster(1);
-    String dfsUri = util.getDFSCluster().getFileSystem().getUri().toString();
-    sourceCluster = TestingHBaseCluster
-      
.create(TestingHBaseClusterOption.builder().useExternalDfs(dfsUri).build());
-    sourceCluster.start();
-    peerCluster = TestingHBaseCluster
-      
.create(TestingHBaseClusterOption.builder().useExternalDfs(dfsUri).build());
-    peerCluster.start();
-    assertNotEquals(sourceCluster.getConf().get(HConstants.HBASE_DIR),
-      peerCluster.getConf().get(HConstants.HBASE_DIR));
-  }
-
-  @Override
-  protected void stopClusters() throws Exception {
-    util.shutdownMiniDFSCluster();
-  }
-}
diff --git 
a/hbase-testing-util/src/test/java/org/apache/hadoop/hbase/testing/TestTestingHBaseClusterReplicationShareZk.java
 
b/hbase-testing-util/src/test/java/org/apache/hadoop/hbase/testing/TestTestingHBaseClusterReplicationShareZk.java
deleted file mode 100644
index b941b9b479..0000000000
--- 
a/hbase-testing-util/src/test/java/org/apache/hadoop/hbase/testing/TestTestingHBaseClusterReplicationShareZk.java
+++ /dev/null
@@ -1,58 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.apache.hadoop.hbase.testing;
-
-import static org.junit.Assert.assertNotEquals;
-
-import org.apache.hadoop.hbase.HBaseClassTestRule;
-import org.apache.hadoop.hbase.HBaseTestingUtil;
-import org.apache.hadoop.hbase.HConstants;
-import org.apache.hadoop.hbase.testclassification.LargeTests;
-import org.apache.hadoop.hbase.testclassification.MiscTests;
-import org.junit.ClassRule;
-import org.junit.experimental.categories.Category;
-
-@Category({ MiscTests.class, LargeTests.class })
-public class TestTestingHBaseClusterReplicationShareZk
-  extends TestingHBaseClusterReplicationTestBase {
-
-  @ClassRule
-  public static final HBaseClassTestRule CLASS_RULE =
-    
HBaseClassTestRule.forClass(TestTestingHBaseClusterReplicationShareZk.class);
-
-  private HBaseTestingUtil util = new HBaseTestingUtil();
-
-  @Override
-  protected void startClusters() throws Exception {
-    util.startMiniZKCluster();
-    String zkConnectString = util.getZkCluster().getAddress().toString();
-    sourceCluster = TestingHBaseCluster
-      
.create(TestingHBaseClusterOption.builder().useExternalZooKeeper(zkConnectString).build());
-    sourceCluster.start();
-    peerCluster = TestingHBaseCluster
-      
.create(TestingHBaseClusterOption.builder().useExternalZooKeeper(zkConnectString).build());
-    peerCluster.start();
-    
assertNotEquals(sourceCluster.getConf().get(HConstants.ZOOKEEPER_ZNODE_PARENT),
-      peerCluster.getConf().get(HConstants.ZOOKEEPER_ZNODE_PARENT));
-  }
-
-  @Override
-  protected void stopClusters() throws Exception {
-    util.shutdownMiniZKCluster();
-  }
-}
diff --git 
a/hbase-testing-util/src/test/java/org/apache/hadoop/hbase/testing/TestTestingHBaseClusterReplicationShareZkDfs.java
 
b/hbase-testing-util/src/test/java/org/apache/hadoop/hbase/testing/TestTestingHBaseClusterReplicationShareZkDfs.java
deleted file mode 100644
index ba2c0e75db..0000000000
--- 
a/hbase-testing-util/src/test/java/org/apache/hadoop/hbase/testing/TestTestingHBaseClusterReplicationShareZkDfs.java
+++ /dev/null
@@ -1,63 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.apache.hadoop.hbase.testing;
-
-import static org.junit.Assert.assertNotEquals;
-
-import org.apache.hadoop.hbase.HBaseClassTestRule;
-import org.apache.hadoop.hbase.HBaseTestingUtil;
-import org.apache.hadoop.hbase.HConstants;
-import org.apache.hadoop.hbase.testclassification.LargeTests;
-import org.apache.hadoop.hbase.testclassification.MiscTests;
-import org.junit.ClassRule;
-import org.junit.experimental.categories.Category;
-
-@Category({ MiscTests.class, LargeTests.class })
-public class TestTestingHBaseClusterReplicationShareZkDfs
-  extends TestingHBaseClusterReplicationTestBase {
-
-  @ClassRule
-  public static final HBaseClassTestRule CLASS_RULE =
-    
HBaseClassTestRule.forClass(TestTestingHBaseClusterReplicationShareZkDfs.class);
-
-  private HBaseTestingUtil util = new HBaseTestingUtil();
-
-  @Override
-  protected void startClusters() throws Exception {
-    util.startMiniZKCluster();
-    util.startMiniDFSCluster(1);
-    String zkConnectString = util.getZkCluster().getAddress().toString();
-    String dfsUri = util.getDFSCluster().getFileSystem().getUri().toString();
-    sourceCluster = 
TestingHBaseCluster.create(TestingHBaseClusterOption.builder()
-      .useExternalZooKeeper(zkConnectString).useExternalDfs(dfsUri).build());
-    sourceCluster.start();
-    peerCluster = 
TestingHBaseCluster.create(TestingHBaseClusterOption.builder()
-      .useExternalZooKeeper(zkConnectString).useExternalDfs(dfsUri).build());
-    peerCluster.start();
-    
assertNotEquals(sourceCluster.getConf().get(HConstants.ZOOKEEPER_ZNODE_PARENT),
-      peerCluster.getConf().get(HConstants.ZOOKEEPER_ZNODE_PARENT));
-    assertNotEquals(sourceCluster.getConf().get(HConstants.HBASE_DIR),
-      peerCluster.getConf().get(HConstants.HBASE_DIR));
-  }
-
-  @Override
-  protected void stopClusters() throws Exception {
-    util.shutdownMiniDFSCluster();
-    util.shutdownMiniZKCluster();
-  }
-}
diff --git 
a/hbase-testing-util/src/test/java/org/apache/hadoop/hbase/testing/TestTestingHBaseClusterReplicationTwoClusters.java
 
b/hbase-testing-util/src/test/java/org/apache/hadoop/hbase/testing/TestTestingHBaseClusterReplicationTwoClusters.java
deleted file mode 100644
index 4c57edd095..0000000000
--- 
a/hbase-testing-util/src/test/java/org/apache/hadoop/hbase/testing/TestTestingHBaseClusterReplicationTwoClusters.java
+++ /dev/null
@@ -1,46 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.apache.hadoop.hbase.testing;
-
-import org.apache.hadoop.hbase.HBaseClassTestRule;
-import org.apache.hadoop.hbase.testclassification.LargeTests;
-import org.apache.hadoop.hbase.testclassification.MiscTests;
-import org.junit.ClassRule;
-import org.junit.experimental.categories.Category;
-
-@Category({ MiscTests.class, LargeTests.class })
-public class TestTestingHBaseClusterReplicationTwoClusters
-  extends TestingHBaseClusterReplicationTestBase {
-
-  @ClassRule
-  public static final HBaseClassTestRule CLASS_RULE =
-    
HBaseClassTestRule.forClass(TestTestingHBaseClusterReplicationTwoClusters.class);
-
-  @Override
-  protected void startClusters() throws Exception {
-    sourceCluster = 
TestingHBaseCluster.create(TestingHBaseClusterOption.builder().build());
-    sourceCluster.start();
-    peerCluster = 
TestingHBaseCluster.create(TestingHBaseClusterOption.builder().build());
-    peerCluster.start();
-  }
-
-  @Override
-  protected void stopClusters() throws Exception {
-  }
-
-}
diff --git 
a/hbase-testing-util/src/test/java/org/apache/hadoop/hbase/testing/TestingHBaseClusterReplicationTestBase.java
 
b/hbase-testing-util/src/test/java/org/apache/hadoop/hbase/testing/TestingHBaseClusterReplicationTestBase.java
deleted file mode 100644
index 445c35e3c3..0000000000
--- 
a/hbase-testing-util/src/test/java/org/apache/hadoop/hbase/testing/TestingHBaseClusterReplicationTestBase.java
+++ /dev/null
@@ -1,116 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.apache.hadoop.hbase.testing;
-
-import static org.junit.Assert.assertArrayEquals;
-
-import java.io.IOException;
-import org.apache.hadoop.hbase.HConstants;
-import org.apache.hadoop.hbase.TableName;
-import org.apache.hadoop.hbase.Waiter;
-import org.apache.hadoop.hbase.client.Admin;
-import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder;
-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.Put;
-import org.apache.hadoop.hbase.client.Table;
-import org.apache.hadoop.hbase.client.TableDescriptor;
-import org.apache.hadoop.hbase.client.TableDescriptorBuilder;
-import org.apache.hadoop.hbase.replication.ReplicationPeerConfig;
-import org.apache.hadoop.hbase.util.Bytes;
-import org.apache.hadoop.hbase.zookeeper.ZKConfig;
-import org.junit.After;
-import org.junit.Before;
-import org.junit.Test;
-
-import org.apache.hbase.thirdparty.com.google.common.io.Closeables;
-
-/**
- * Setup two clusters for replication.
- */
-public abstract class TestingHBaseClusterReplicationTestBase {
-
-  protected TestingHBaseCluster sourceCluster;
-
-  protected TestingHBaseCluster peerCluster;
-
-  private Connection sourceConn;
-
-  private Connection peerConn;
-
-  private TableName tableName = TableName.valueOf("test_rep");
-
-  private byte[] family = Bytes.toBytes("family");
-
-  private String peerId = "peer_id";
-
-  private String getPeerClusterKey() {
-    return ZKConfig.getZooKeeperClusterKey(peerCluster.getConf());
-  }
-
-  @Before
-  public void setUp() throws Exception {
-    startClusters();
-    sourceConn = ConnectionFactory.createConnection(sourceCluster.getConf());
-    peerConn = ConnectionFactory.createConnection(peerCluster.getConf());
-    TableDescriptor desc =
-      
TableDescriptorBuilder.newBuilder(tableName).setColumnFamily(ColumnFamilyDescriptorBuilder
-        
.newBuilder(family).setScope(HConstants.REPLICATION_SCOPE_GLOBAL).build()).build();
-    try (Admin admin = sourceConn.getAdmin()) {
-      admin.createTable(desc);
-      admin.addReplicationPeer(peerId, ReplicationPeerConfig.newBuilder()
-        
.setClusterKey(getPeerClusterKey()).setReplicateAllUserTables(true).build());
-    }
-    try (Admin admin = peerConn.getAdmin()) {
-      admin.createTable(desc);
-    }
-  }
-
-  @After
-  public void tearDown() throws Exception {
-    Closeables.close(sourceConn, true);
-    Closeables.close(peerConn, true);
-    if (sourceCluster != null) {
-      sourceCluster.stop();
-    }
-    if (peerCluster != null) {
-      peerCluster.stop();
-    }
-    stopClusters();
-  }
-
-  @Test
-  public void testReplication() throws IOException {
-    byte[] row = Bytes.toBytes("row");
-    byte[] qual = Bytes.toBytes("qual");
-    byte[] value = Bytes.toBytes("value");
-    try (Table sourceTable = sourceConn.getTable(tableName);
-      Table peerTable = peerConn.getTable(tableName);) {
-      sourceTable.put(new Put(row).addColumn(family, qual, value));
-      Waiter.waitFor(sourceCluster.getConf(), 30000,
-        () -> peerTable.exists(new Get(row).addColumn(family, qual)));
-      byte[] actual = peerTable.get(new Get(row)).getValue(family, qual);
-      assertArrayEquals(value, actual);
-    }
-  }
-
-  protected abstract void startClusters() throws Exception;
-
-  protected abstract void stopClusters() throws Exception;
-}

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