コード例 #1
0
  boolean _open() throws IOException {

    long sleepTime = 100;

    long maxAutoConnectRetryTime = CONN_RETRY_TIME_MS;
    if (_options.maxAutoConnectRetryTime > 0) {
      maxAutoConnectRetryTime = _options.maxAutoConnectRetryTime;
    }

    final long start = System.currentTimeMillis();
    while (true) {

      IOException lastError = null;

      try {
        _socket = _options.socketFactory.createSocket();
        _socket.connect(_addr, _options.connectTimeout);

        _socket.setTcpNoDelay(!USE_NAGLE);
        _socket.setKeepAlive(_options.socketKeepAlive);
        _socket.setSoTimeout(_options.socketTimeout);
        _in = new BufferedInputStream(_socket.getInputStream());
        _out = _socket.getOutputStream();
        return true;
      } catch (IOException ioe) {
        lastError = new IOException("couldn't connect to [" + _addr + "] bc:" + ioe);
        _logger.log(Level.INFO, "connect fail to : " + _addr, ioe);
        close();
      }

      if (!_options.autoConnectRetry || (_pool != null && !_pool._everWorked)) throw lastError;

      long sleptSoFar = System.currentTimeMillis() - start;

      if (sleptSoFar >= maxAutoConnectRetryTime) throw lastError;

      if (sleepTime + sleptSoFar > maxAutoConnectRetryTime)
        sleepTime = maxAutoConnectRetryTime - sleptSoFar;

      _logger.severe(
          "going to sleep and retry.  total sleep time after = "
              + (sleptSoFar + sleptSoFar)
              + "ms  this time:"
              + sleepTime
              + "ms");
      ThreadUtil.sleep(sleepTime);
      sleepTime *= 2;
    }
  }
コード例 #2
0
ファイル: DBPort.java プロジェクト: eapfel/mongo-java-driver
  void _open() throws IOException {

    long sleepTime = 100;

    final long start = System.currentTimeMillis();
    while (true) {

      IOException lastError = null;

      try {
        _sock = SocketChannel.open();
        _socket = _sock.socket();
        _socket.connect(_addr, _options.connectTimeout);

        _socket.setTcpNoDelay(!USE_NAGLE);
        _socket.setSoTimeout(_options.socketTimeout);
        _in = _socket.getInputStream();
        return;
      } catch (IOException ioe) {
        //  TODO  - erh to fix                lastError = new IOException( "couldn't connect to [" +
        // _addr + "] bc:" + lastError , lastError );
        lastError = new IOException("couldn't connect to [" + _addr + "] bc:" + ioe);
        _logger.log(Level.INFO, "connect fail to : " + _addr, ioe);
      }

      if (!_options.autoConnectRetry || (_pool != null && !_pool._everWorked)) throw lastError;

      long sleptSoFar = System.currentTimeMillis() - start;

      if (sleptSoFar >= CONN_RETRY_TIME_MS) throw lastError;

      if (sleepTime + sleptSoFar > CONN_RETRY_TIME_MS) sleepTime = CONN_RETRY_TIME_MS - sleptSoFar;

      _logger.severe(
          "going to sleep and retry.  total sleep time after = "
              + (sleptSoFar + sleptSoFar)
              + "ms  this time:"
              + sleepTime
              + "ms");
      ThreadUtil.sleep(sleepTime);
      sleepTime *= 2;
    }
  }