| /* |
| * |
| * 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.server.AMQChannel; |
| import org.apache.qpid.server.queue.QueueEntry; |
| 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(); |
| |
| 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(); |
| |
| QueueEntry 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()) |
| { |
| _logger.warn("Message's Queue as already been purged, unable to Reject. " + |
| "Dropping message should use Dead Letter Queue"); |
| message = channel.getUnacknowledgedMessageMap().remove(deliveryTag); |
| if(message != null) |
| { |
| message.discard(channel.getStoreContext()); |
| } |
| //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.reject(); |
| } |
| |
| if (body.getRequeue()) |
| { |
| channel.requeue(deliveryTag); |
| } |
| else |
| { |
| _logger.warn("Dropping message as requeue not required and there is no dead letter queue"); |
| message = channel.getUnacknowledgedMessageMap().remove(deliveryTag); |
| //sendtoDeadLetterQueue(AMQMessage message) |
| // message.queue = channel.getDefaultDeadLetterQueue(); |
| // channel.requeue(deliveryTag); |
| } |
| } |
| } |
| } |