Java HBaseClient类代码示例

import org.hbase.async.HBaseClient; //导入依赖的package包/类
@Override
public synchronized void start() {
  logger.info(String.format("Starting: %s:%s series:%s uids:%s batchSize:%d",
          zkquorum, zkpath, seriesTable, uidsTable, batchSize));
  hbaseClient = new HBaseClient(zkquorum, zkpath);
  try {
      Config config = new Config(false);
      config.overrideConfig("tsd.storage.hbase.data_table", "tsdb");
      config.overrideConfig("tsd.storage.hbase.uid_table", "tsdb-uid");
      config.overrideConfig("tsd.core.auto_create_metrics", "true");
      config.overrideConfig("tsd.storage.enable_compaction", "false");

      tsdb = new TSDB(hbaseClient, config);
  } catch (IOException e) {
      logger.error("tsdb initialization fail: ", e);
  }
  channelCounter.start();
  sinkCounter.start();
  super.start();
}
 

import org.hbase.async.HBaseClient; //导入依赖的package包/类
static HBaseClient getOpt(final Class<?> klass, final String[] args) {
  if (args.length < 2) {
    System.err.println("Usage: " + klass.getSimpleName()
                       + " <table> <family> [zkquorum] [znode]");
    System.exit(1);
  }
  final String zkquorum;
  if (args.length > 2) {
    zkquorum = args[2];
  } else {
    zkquorum = "localhost";
  }
  final HBaseClient client;
  if (args.length > 3) {
    return new HBaseClient(zkquorum, args[3]);
  } else {
    return new HBaseClient(zkquorum);  // Default znode
  }
}
 

import org.hbase.async.HBaseClient; //导入依赖的package包/类
public static void main(final String[] args) throws Exception {
  if (LOG.isDebugEnabled()) {
    LOG.warn("Debug logging enabled, this test will flood it pretty hard.");
  }
  if (Runtime.getRuntime().maxMemory() < 1992294400L) {
    LOG.error("This test requires at least 2GB of RAM to run.");
    LOG.error("Use JVM_ARGS='-Xmx2g -Xms2g'.");
    System.exit(3);
  }
  final HBaseClient client = Common.getOpt(TestIncrementCoalescing.class,
                                           args);
  final byte[] table = args[0].getBytes();
  final byte[] family = args[1].getBytes();
  try {
    test(client, table, family);
  } finally {
    client.shutdown().join();
  }
}
 

import org.hbase.async.HBaseClient; //导入依赖的package包/类
public static void main(final String[] args) throws Exception {
  ensureArguments(args, 3, -1);

  final Cmd cmd = commands.get(args[1]);
  if (cmd == null) {
    fatalUsage("Unknown command: " + args[1], 2);
  }

  final HBaseClient client = new HBaseClient(args[0]);

  try {
    cmd.execute(client, args);
  } catch (Exception e) {
    LOG.error("Unexpected exception caught in main", e);
  }

  System.out.println("Starting shutdown...");
  LOG.debug("Shutdown returned " + client.shutdown().joinUninterruptibly());
  System.out.println("Exiting...");
}
 

import org.hbase.async.HBaseClient; //导入依赖的package包/类
public void execute(final HBaseClient client, String[] args) throws Exception {
  ensureArguments(args, 7, 7);
  RowLock lock = null;
  if (args[1].charAt(0) == 'l') {  // locked version of the command
    final RowLockRequest rlr = new RowLockRequest(args[2], args[3]);
    lock = client.lockRow(rlr).joinUninterruptibly();
    LOG.info("Acquired explicit row lock: " + lock);
  }
  final PutRequest put = lock == null
    ? new PutRequest(args[2], args[3], args[4], args[5], args[6])
    : new PutRequest(args[2], args[3], args[4], args[5], args[6], lock);
  args = null;
  try {
    final Object result = client.put(put).joinUninterruptibly();
    LOG.info("Put result=" + result);
  } catch (Exception e) {
    LOG.error("Put failed", e);
  } finally {
    if (lock != null) {
      client.unlockRow(lock).joinUninterruptibly();
      LOG.info("Released explicit row lock: " + lock);
    }
  }
}
 

import org.hbase.async.HBaseClient; //导入依赖的package包/类
/** Ensures the table/family we use for our test exists. */
private static void preFlightTest(final String[] args) throws Exception {
  final HBaseClient client = Common.getOpt(TestIncrementCoalescing.class,
                                           args);
  try {
    createOrTruncateTable(client, args[0], args[1]);
  } finally {
    client.shutdown().join();
  }
}
 

import org.hbase.async.HBaseClient; //导入依赖的package包/类
/** Creates or truncates the given table name. */
private static void createOrTruncateTable(final HBaseClient client,
                                          final String table,
                                          final String family)
  throws Exception {
  try {
    client.ensureTableFamilyExists(table, family).join();
    truncateTable(table);
  } catch (TableNotFoundException e) {
    createTable(table, family);
    createOrTruncateTable(client, table, family);  // Check again.
  }
}
 

import org.hbase.async.HBaseClient; //导入依赖的package包/类
@Test
public void prefetchMeta() throws Exception {
  // Prefetch the metadata for a given table, then invasively probe the
  // region cache to demonstrate it is filled.
  client.prefetchMeta(table).join();

  Object region_info = Whitebox.invokeMethod(client, "getRegion",
                                             table.getBytes(),
                                             HBaseClient.EMPTY_ARRAY);
  assertNotNull(region_info);
}
 

import org.hbase.async.HBaseClient; //导入依赖的package包/类
@Provides
@Singleton
private HBaseClient providesHBaseClient(
    @Named("zk.quorum_spec") final String quorumSpec,
    @Named("zk.base_path")   final String basePath) {
  return new HBaseClient(quorumSpec, basePath);
}
 

import org.hbase.async.HBaseClient; //导入依赖的package包/类
@Inject
public JavaServer(
    final OtpNode otpNode,
    final HBaseClient hbaseClient,
    @Named("erlang.registered_proc_name") final String registeredProcName) {
  this.otpNode = otpNode;
  this.hbaseClient = hbaseClient;
  this.registeredProcName = registeredProcName;
}
 

import org.hbase.async.HBaseClient; //导入依赖的package包/类
/** Returns the client to use to send an RPC.  Call once per RPC.  */
protected final HBaseClient client() {
  try {
    sem.acquire();
  } catch (InterruptedException e) {
    LOG.error("Shouldn't happen!", e);
    return null;
  }
  return client;
}
 

import org.hbase.async.HBaseClient; //导入依赖的package包/类
/**
 * {@inheritDoc}
 * @see com.heliosapm.tsdbex.test.mocks.ITSDB#getClient()
 */
@Override
public HBaseClient getClient() {
	
	return null;
}
 

import org.hbase.async.HBaseClient; //导入依赖的package包/类
public void setHbaseClient(HBaseClient client) {
    this.hbaseClient = client;
}
 

import org.hbase.async.HBaseClient; //导入依赖的package包/类
/** 
 * Returns the configured HBase client 
 * @return The HBase client
 * @since 2.0 
 */
public HBaseClient getClient();