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/*
*
* 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.server.handler;
import org.apache.qpid.AMQException;
import org.apache.qpid.framing.BasicRejectBody;
import org.apache.qpid.protocol.AMQMethodEvent;
import org.apache.qpid.server.AMQChannel;
import org.apache.qpid.server.ack.UnacknowledgedMessage;
import org.apache.qpid.server.protocol.AMQProtocolSession;
import org.apache.qpid.server.state.AMQStateManager;
import org.apache.qpid.server.state.StateAwareMethodListener;
import org.apache.log4j.Logger;
public class BasicRejectMethodHandler implements StateAwareMethodListener<BasicRejectBody>
{
private static final Logger _logger = Logger.getLogger(BasicRejectMethodHandler.class);
private static BasicRejectMethodHandler _instance = new BasicRejectMethodHandler();
public static BasicRejectMethodHandler getInstance()
{
return _instance;
}
private BasicRejectMethodHandler()
{
}
public void methodReceived(AMQStateManager stateManager, BasicRejectBody body, int channelId) throws AMQException
{
AMQProtocolSession session = stateManager.getProtocolSession();
// if (_logger.isDebugEnabled())
// {
// _logger.debug("Rejecting:" + evt.getMethod().deliveryTag +
// ": Requeue:" + evt.getMethod().requeue +
//// ": Resend:" + evt.getMethod().resend +
// " on channel:" + channelId);
// }
AMQChannel channel = session.getChannel(channelId);
if (channel == null)
{
throw body.getChannelNotFoundException(channelId);
}
if (_logger.isDebugEnabled())
{
_logger.debug("Rejecting:" + body.getDeliveryTag() +
": Requeue:" + body.getRequeue() +
//": Resend:" + evt.getMethod().resend +
" on channel:" + channel.debugIdentity());
}
long deliveryTag = body.getDeliveryTag();
UnacknowledgedMessage message = channel.getUnacknowledgedMessageMap().get(deliveryTag);
if (message == null)
{
_logger.warn("Dropping reject request as message is null for tag:" + deliveryTag);
// throw evt.getMethod().getChannelException(AMQConstant.NOT_FOUND, "Delivery Tag(" + deliveryTag + ")not known");
}
else
{
if (message.isQueueDeleted() || message.getQueue().isDeleted())
{
_logger.warn("Message's Queue as already been purged, unable to Reject. " +
"Dropping message should use Dead Letter Queue");
//sendtoDeadLetterQueue(msg)
return;
}
if (!message.getMessage().isReferenced())
{
_logger.warn("Message as already been purged, unable to Reject.");
return;
}
if (_logger.isDebugEnabled())
{
_logger.debug("Rejecting: DT:" + deliveryTag + "-" + message.getMessage().debugIdentity() +
": Requeue:" + body.getRequeue() +
//": Resend:" + evt.getMethod().resend +
" on channel:" + channel.debugIdentity());
}
// If we haven't requested message to be resent to this consumer then reject it from ever getting it.
//if (!evt.getMethod().resend)
{
message.entry.reject();
}
if (body.getRequeue())
{
channel.requeue(deliveryTag);
}
else
{
_logger.warn("Dropping message as requeue not required and there is no dead letter queue");
//sendtoDeadLetterQueue(AMQMessage message)
// message.queue = channel.getDefaultDeadLetterQueue();
// channel.requeue(deliveryTag);
}
}
}
}
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