| /* |
| * |
| * 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.log4j.Logger; |
| import org.apache.qpid.AMQException; |
| import org.apache.qpid.framing.BasicAckBody; |
| import org.apache.qpid.protocol.AMQMethodEvent; |
| import org.apache.qpid.server.AMQChannel; |
| import org.apache.qpid.server.protocol.AMQProtocolSession; |
| import org.apache.qpid.server.state.AMQStateManager; |
| import org.apache.qpid.server.state.StateAwareMethodListener; |
| |
| public class BasicAckMethodHandler implements StateAwareMethodListener<BasicAckBody> |
| { |
| private static final Logger _log = Logger.getLogger(BasicAckMethodHandler.class); |
| |
| private static final BasicAckMethodHandler _instance = new BasicAckMethodHandler(); |
| |
| public static BasicAckMethodHandler getInstance() |
| { |
| return _instance; |
| } |
| |
| private BasicAckMethodHandler() |
| { |
| } |
| |
| public void methodReceived(AMQStateManager stateManager, BasicAckBody body, int channelId) throws AMQException |
| { |
| AMQProtocolSession protocolSession = stateManager.getProtocolSession(); |
| |
| |
| if (_log.isDebugEnabled()) |
| { |
| _log.debug("Ack(Tag:" + body.getDeliveryTag() + ":Mult:" + body.getMultiple() + ") received on channel " + channelId); |
| } |
| |
| final AMQChannel channel = protocolSession.getChannel(channelId); |
| |
| if (channel == null) |
| { |
| throw body.getChannelNotFoundException(channelId); |
| } |
| |
| // this method throws an AMQException if the delivery tag is not known |
| channel.acknowledgeMessage(body.getDeliveryTag(), body.getMultiple()); |
| } |
| } |