/*
* Licensed to the Apache Software Foundation (ASF) under one or more contributor license
* agreements. See the NOTICE file distributed with this work for additional information regarding
* copyright ownership. The ASF licenses this file to You 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.
*/
/**
*
*/
package org.apache.geode.internal.cache.tier.sockets.command;
import java.io.IOException;
import org.apache.geode.distributed.internal.DistributionStats;
import org.apache.geode.internal.Version;
import org.apache.geode.internal.cache.tier.Command;
import org.apache.geode.internal.cache.tier.sockets.BaseCommand;
import org.apache.geode.internal.cache.tier.sockets.CacheServerStats;
import org.apache.geode.internal.cache.tier.sockets.Message;
import org.apache.geode.internal.cache.tier.sockets.Part;
import org.apache.geode.internal.cache.tier.sockets.ServerConnection;
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;
boolean respondToClient = servConn.getClientVersion().compareTo(Version.GFE_90) >= 0;
start = DistributionStats.getStatTime();
stats.incReadCloseConnectionRequestTime(start - oldStart);
if (respondToClient) {
// newer clients will wait for a response or EOFException
servConn.setAsTrue(REQUIRES_RESPONSE);
}
try {
servConn.setClientDisconnectCleanly();
String clientHost = servConn.getSocketHost();
int clientPort = servConn.getSocketPort();
if (logger.isDebugEnabled()) {
logger.debug("{}: Received close request ({} bytes) from {}:{}", servConn.getName(),
msg.getPayloadLength(), 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.isDebugEnabled()) {
logger.debug("{}: Processed close request from {}:{}, keepAlive: {}", servConn.getName(),
clientHost, clientPort, keepalive);
}
} finally {
if (respondToClient) {
writeReply(msg, servConn);
}
servConn.setFlagProcessMessagesAsFalse();
stats.incProcessCloseConnectionTime(DistributionStats.getStatTime() - start);
}
}
}