java/broker/src/main/java/org/apache/qpid/server/handler/ConnectionCloseMethodHandler.java


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/*
 *
 * Copyright (c) 2006 The Apache Software Foundation
 *
 * 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.
 *
 */
package org.apache.qpid.server.handler;

import org.apache.qpid.framing.ConnectionCloseBody;
import org.apache.qpid.framing.AMQFrame;
import org.apache.qpid.framing.ConnectionCloseOkBody;
import org.apache.qpid.server.state.StateAwareMethodListener;
import org.apache.qpid.server.state.AMQStateManager;
import org.apache.qpid.server.queue.QueueRegistry;
import org.apache.qpid.server.exchange.ExchangeRegistry;
import org.apache.qpid.server.protocol.AMQProtocolSession;
import org.apache.qpid.server.protocol.AMQMethodEvent;
import org.apache.qpid.AMQException;
import org.apache.log4j.Logger;

public class ConnectionCloseMethodHandler implements  StateAwareMethodListener<ConnectionCloseBody>
{
    private static final Logger _logger = Logger.getLogger(ConnectionCloseMethodHandler.class);

    private static ConnectionCloseMethodHandler _instance = new ConnectionCloseMethodHandler();

    public static ConnectionCloseMethodHandler getInstance()
    {
        return _instance;
    }

    private ConnectionCloseMethodHandler()
    {
    }

    public void methodReceived(AMQStateManager stateManager, QueueRegistry queueRegistry,
                               ExchangeRegistry exchangeRegistry, AMQProtocolSession protocolSession,
                               AMQMethodEvent<ConnectionCloseBody> evt) throws AMQException
    {
        final ConnectionCloseBody body = evt.getMethod();
        _logger.info("ConnectionClose received with reply code/reply text " + body.replyCode + "/" +
                     body.replyText +  " for " + protocolSession);
        try
        {
            protocolSession.closeSession();
        }
        catch (Exception e)
        {
            _logger.error("Error closing protocol session: " + e, e);
        }
        final AMQFrame response = ConnectionCloseOkBody.createAMQFrame(evt.getChannelId());
        protocolSession.writeFrame(response);
    }
}