Java HColumnDescriptor.setScope方法代碼示例

import org.apache.hadoop.hbase.HColumnDescriptor; //導入方法依賴的package包/類
@BeforeClass
public static void setUpBeforeClass() throws Exception {
  conf1.setBoolean(HConstants.REPLICATION_ENABLE_KEY, HConstants.REPLICATION_ENABLE_DEFAULT);
  utility1 = new HBaseTestingUtility(conf1);
  utility1.startMiniCluster();
  admin = new ReplicationAdmin(conf1);

  conf2 = HBaseConfiguration.create(conf1);
  conf2.set(HConstants.ZOOKEEPER_ZNODE_PARENT, "/2");
  conf2.setInt(HConstants.ZOOKEEPER_CLIENT_PORT, 2182);

  utility2 = new HBaseTestingUtility(conf2);
  utility2.startMiniCluster();

  ReplicationPeerConfig config = new ReplicationPeerConfig();
  config.setClusterKey(utility2.getClusterKey());
  admin.addPeer(peerId, config, null);

  HTableDescriptor table = new HTableDescriptor(tableName);
  HColumnDescriptor fam = new HColumnDescriptor(famName);
  fam.setScope(HConstants.REPLICATION_SCOPE_GLOBAL);
  table.addFamily(fam);

  utility1.getHBaseAdmin().createTable(table, HBaseTestingUtility.KEYS_FOR_HBA_CREATE_TABLE);
  utility1.waitUntilAllRegionsAssigned(tableName);
}
 

import org.apache.hadoop.hbase.HColumnDescriptor; //導入方法依賴的package包/類
/**
 * Set the table's replication switch if the table's replication switch is already not set.
 * @param tableName name of the table
 * @param isRepEnabled is replication switch enable or disable
 * @throws IOException if a remote or network exception occurs
 */
private void setTableRep(final TableName tableName, boolean isRepEnabled) throws IOException {
  Admin admin = null;
  try {
    admin = this.connection.getAdmin();
    HTableDescriptor htd = admin.getTableDescriptor(tableName);
    if (isTableRepEnabled(htd) ^ isRepEnabled) {
      boolean isOnlineSchemaUpdateEnabled =
          this.connection.getConfiguration()
              .getBoolean("hbase.online.schema.update.enable", true);
      if (!isOnlineSchemaUpdateEnabled) {
        admin.disableTable(tableName);
      }
      for (HColumnDescriptor hcd : htd.getFamilies()) {
        hcd.setScope(isRepEnabled ? HConstants.REPLICATION_SCOPE_GLOBAL
            : HConstants.REPLICATION_SCOPE_LOCAL);
      }
      admin.modifyTable(tableName, htd);
      if (!isOnlineSchemaUpdateEnabled) {
        admin.enableTable(tableName);
      }
    }
  } finally {
    if (admin != null) {
      try {
        admin.close();
      } catch (IOException e) {
        LOG.warn("Failed to close admin connection.");
        LOG.debug("Details on failure to close admin connection.", e);
      }
    }
  }
}
 

import org.apache.hadoop.hbase.HColumnDescriptor; //導入方法依賴的package包/類
@BeforeClass
public static void setUpBeforeClass() throws Exception {
  conf1.setInt("hfile.format.version", 3);
  conf1.set(HConstants.ZOOKEEPER_ZNODE_PARENT, "/1");
  conf1.setInt("replication.source.size.capacity", 10240);
  conf1.setLong("replication.source.sleepforretries", 100);
  conf1.setInt("hbase.regionserver.maxlogs", 10);
  conf1.setLong("hbase.master.logcleaner.ttl", 10);
  conf1.setInt("zookeeper.recovery.retry", 1);
  conf1.setInt("zookeeper.recovery.retry.intervalmill", 10);
  conf1.setBoolean("dfs.support.append", true);
  conf1.setLong(HConstants.THREAD_WAKE_FREQUENCY, 100);
  conf1.setInt("replication.stats.thread.period.seconds", 5);
  conf1.setBoolean("hbase.tests.use.shortcircuit.reads", false);
  conf1.setStrings(HConstants.REPLICATION_CODEC_CONF_KEY, KeyValueCodecWithTags.class.getName());
  conf1.setStrings(CoprocessorHost.USER_REGION_COPROCESSOR_CONF_KEY,
      TestCoprocessorForTagsAtSource.class.getName());

  utility1 = new HBaseTestingUtility(conf1);
  utility1.startMiniZKCluster();
  MiniZooKeeperCluster miniZK = utility1.getZkCluster();
  // Have to reget conf1 in case zk cluster location different
  // than default
  conf1 = utility1.getConfiguration();
  replicationAdmin = new ReplicationAdmin(conf1);
  LOG.info("Setup first Zk");

  // Base conf2 on conf1 so it gets the right zk cluster.
  conf2 = HBaseConfiguration.create(conf1);
  conf2.setInt("hfile.format.version", 3);
  conf2.set(HConstants.ZOOKEEPER_ZNODE_PARENT, "/2");
  conf2.setInt(HConstants.HBASE_CLIENT_RETRIES_NUMBER, 6);
  conf2.setBoolean("dfs.support.append", true);
  conf2.setBoolean("hbase.tests.use.shortcircuit.reads", false);
  conf2.setStrings(HConstants.REPLICATION_CODEC_CONF_KEY, KeyValueCodecWithTags.class.getName());
  conf2.setStrings(CoprocessorHost.USER_REGION_COPROCESSOR_CONF_KEY,
      TestCoprocessorForTagsAtSink.class.getName());

  utility2 = new HBaseTestingUtility(conf2);
  utility2.setZkCluster(miniZK);

  replicationAdmin.addPeer("2", utility2.getClusterKey());

  LOG.info("Setup second Zk");
  utility1.startMiniCluster(2);
  utility2.startMiniCluster(2);

  HTableDescriptor table = new HTableDescriptor(TABLE_NAME);
  HColumnDescriptor fam = new HColumnDescriptor(FAMILY);
  fam.setMaxVersions(3);
  fam.setScope(HConstants.REPLICATION_SCOPE_GLOBAL);
  table.addFamily(fam);
  try (Connection conn = ConnectionFactory.createConnection(conf1);
      Admin admin = conn.getAdmin()) {
    admin.createTable(table, HBaseTestingUtility.KEYS_FOR_HBA_CREATE_TABLE);
  }
  try (Connection conn = ConnectionFactory.createConnection(conf2);
      Admin admin = conn.getAdmin()) {
    admin.createTable(table, HBaseTestingUtility.KEYS_FOR_HBA_CREATE_TABLE);
  }
  htable1 = utility1.getConnection().getTable(TABLE_NAME);
  htable2 = utility2.getConnection().getTable(TABLE_NAME);
}