Package org.apache.zookeeper

Examples of org.apache.zookeeper.KeeperException

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            if (request.hdr != null && request.hdr.getType() == OpCode.error) {
                throw KeeperException.create(KeeperException.Code.get((
                        (ErrorTxn) request.txn).getErr()));
            }

            KeeperException ke = request.getException();
            if (ke != null) {
                throw ke;
            }

            if (LOG.isDebugEnabled()) {
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    private void doWorkLoop() throws Exception
    {
        do
        {
            KeeperException exception = null;
            try
            {
                doWork();
            }
            catch ( KeeperException.ConnectionLossException e )
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        HConstants.DEFAULT_ZK_SESSION_TIMEOUT), EmptyWatcher.instance);

    final int maxTimeMs = 10000;
    final int maxNumAttempts = maxTimeMs / HConstants.SOCKET_RETRY_WAIT_MS;

    KeeperException keeperEx = null;
    try {
      try {
        for (int attempt = 0; attempt < maxNumAttempts; ++attempt) {
          try {
            if (zk.exists(parentZNode, false) != null) {
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   * Used when can't let a {@link DeserializationException} out w/o changing public API.
   * @param e Exception to convert
   * @return Converted exception
   */
  public static KeeperException convert(final DeserializationException e) {
    KeeperException ke = new KeeperException.DataInconsistencyException();
    ke.initCause(e);
    return ke;
  }
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      // See http://wiki.apache.org/hadoop/ZooKeeper/ErrorHandling
      // TODO: Generalize out in ZKUtil.
      long wait = conf.getLong(HConstants.ZOOKEEPER_RECOVERABLE_WAITTIME,
          HConstants.DEFAULT_ZOOKEPER_RECOVERABLE_WAITIME);
      long finished = System.currentTimeMillis() + wait;
      KeeperException ke = null;
      do {
        try {
          ZKUtil.createAndFailSilent(this, baseZNode);
          ke = null;
          break;
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      // Apparently this is recoverable.  Retry a while.
      // See http://wiki.apache.org/hadoop/ZooKeeper/ErrorHandling
      // TODO: Generalize out in ZKUtil.
      long wait = conf.getLong("hbase.zookeeper.recoverable.waittime", 10000);
      long finished = System.currentTimeMillis() + wait;
      KeeperException ke = null;
      do {
        try {
          ZKUtil.createAndFailSilent(this, baseZNode);
          ke = null;
          break;
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      // See http://wiki.apache.org/hadoop/ZooKeeper/ErrorHandling
      // TODO: Generalize out in ZKUtil.
      long wait = conf.getLong(HConstants.ZOOKEEPER_RECOVERABLE_WAITTIME,
          HConstants.DEFAULT_ZOOKEPER_RECOVERABLE_WAITIME);
      long finished = System.currentTimeMillis() + wait;
      KeeperException ke = null;
      do {
        try {
          ZKUtil.createAndFailSilent(this, baseZNode);
          ke = null;
          break;
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        HConstants.DEFAULT_ZK_SESSION_TIMEOUT), EmptyWatcher.instance);

    final int maxTimeMs = 10000;
    final int maxNumAttempts = maxTimeMs / HConstants.SOCKET_RETRY_WAIT_MS;

    KeeperException keeperEx = null;
    try {
      try {
        for (int attempt = 0; attempt < maxNumAttempts; ++attempt) {
          try {
            if (zk.exists(parentZNode, false) != null) {
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   * Used when can't let a {@link DeserializationException} out w/o changing public API.
   * @param e Exception to convert
   * @return Converted exception
   */
  public static KeeperException convert(final DeserializationException e) {
    KeeperException ke = new KeeperException.DataInconsistencyException();
    ke.initCause(e);
    return ke;
  }
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      ZooKeeperProtos.Table.Builder builder = ZooKeeperProtos.Table.newBuilder();
      int magicLen = ProtobufUtil.lengthOfPBMagic();
      ZooKeeperProtos.Table t = builder.mergeFrom(data, magicLen, data.length - magicLen).build();
      return t.getState();
    } catch (InvalidProtocolBufferException e) {
      KeeperException ke = new KeeperException.DataInconsistencyException();
      ke.initCause(e);
      throw ke;
    } catch (DeserializationException e) {
      throw ZKUtil.convert(e);
    }
  }
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