com.gemstone.gemfire.internal.cache.tier.sockets.command.CloseConnection Maven / Gradle / Ivy

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/*
 * Copyright (c) 2010-2015 Pivotal Software, Inc. All rights reserved.
 *
 * Licensed 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. See accompanying
 * LICENSE file.
 */
/**
 * 
 */
package com.gemstone.gemfire.internal.cache.tier.sockets.command;

import com.gemstone.gemfire.internal.cache.tier.Command;
import com.gemstone.gemfire.internal.cache.tier.sockets.*;
import com.gemstone.gemfire.distributed.internal.DistributionStats;

import java.io.IOException;
 
public class CloseConnection extends BaseCommand {

  private final static CloseConnection singleton = new CloseConnection();

  public static Command getCommand() {
    return singleton;
  }

  private CloseConnection() {
  }

  @Override
  public void cmdExecute(Message msg, ServerConnection servConn, long start)
      throws IOException {
    CacheServerStats stats = servConn.getCacheServerStats();
    {
      long oldStart = start;
      start = DistributionStats.getStatTime();
      stats.incReadCloseConnectionRequestTime(start - oldStart);
    }
    try {
      // clientHost = theSocket.getInetAddress().getCanonicalHostName();
      servConn.setClientDisconnectCleanly();
      String clientHost = servConn.getSocketHost();
      int clientPort = servConn.getSocketPort();
      if (logger.fineEnabled()) {
        logger.fine(servConn.getName() + ": Received close request ("
            + msg.getPayloadLength() + " bytes) from " + clientHost + ":"
            + clientPort);
      }
      
      Part keepalivePart = msg.getPart(0);
      byte[] keepaliveByte = keepalivePart.getSerializedForm();
      boolean keepalive = (keepaliveByte == null || keepaliveByte[0] == 0) ? false
          : true;

      servConn.getAcceptor().getCacheClientNotifier().setKeepAlive(servConn.getProxyID(), keepalive);

      if (logger.fineEnabled()) {
        logger.fine(servConn.getName() + ": Processed close request from "
            + clientHost + ":" + clientPort + ", keepAlive: " + keepalive);
      }
    }
    finally {
      servConn.setFlagProcessMessagesAsFalse();

      stats.incProcessCloseConnectionTime(DistributionStats.getStatTime()
          - start);
    }

  }

}