/*
 *
 * 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.qpid.client.handler;

import org.apache.qpid.AMQException;
import org.apache.qpid.client.protocol.AMQProtocolSession;
import org.apache.qpid.client.state.AMQStateManager;
import org.apache.qpid.client.state.StateAwareMethodListener;
import org.apache.qpid.framing.BasicCancelOkBody;
import org.apache.qpid.protocol.AMQMethodEvent;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class BasicCancelOkMethodHandler implements StateAwareMethodListener
{
    private static final Logger _logger = LoggerFactory.getLogger(BasicCancelOkMethodHandler.class);

    private static final BasicCancelOkMethodHandler _instance = new BasicCancelOkMethodHandler();

    public static BasicCancelOkMethodHandler getInstance()
    {
        return _instance;
    }

    private BasicCancelOkMethodHandler()
    { }

    public void methodReceived(AMQStateManager stateManager, AMQProtocolSession protocolSession, AMQMethodEvent evt)
        throws AMQException
    {
        BasicCancelOkBody body = (BasicCancelOkBody) evt.getMethod();

        if (_logger.isInfoEnabled())
        {
            _logger.info("New BasicCancelOk method received for consumer:" + body.consumerTag);
        }

        protocolSession.confirmConsumerCancelled(evt.getChannelId(), body.consumerTag);
    }
}
