package org.apache.qpid.server.handler; | |
/* | |
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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 | |
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* to you under the Apache License, Version 2.0 (the | |
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* http://www.apache.org/licenses/LICENSE-2.0 | |
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* Unless required by applicable law or agreed to in writing, | |
* software distributed under the License is distributed on an | |
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import org.apache.log4j.Logger; | |
import org.apache.qpid.framing.BasicRecoverBody; | |
import org.apache.qpid.framing.ProtocolVersion; | |
import org.apache.qpid.framing.AMQMethodBody; | |
import org.apache.qpid.framing.BasicRecoverSyncBody; | |
import org.apache.qpid.framing.amqp_0_9.MethodRegistry_0_9; | |
import org.apache.qpid.framing.amqp_8_0.MethodRegistry_8_0; | |
import org.apache.qpid.server.state.StateAwareMethodListener; | |
import org.apache.qpid.server.state.AMQStateManager; | |
import org.apache.qpid.server.protocol.AMQProtocolSession; | |
import org.apache.qpid.server.AMQChannel; | |
import org.apache.qpid.AMQException; | |
public class BasicRecoverSyncMethodHandler implements StateAwareMethodListener<BasicRecoverSyncBody> | |
{ | |
private static final Logger _logger = Logger.getLogger(BasicRecoverSyncMethodHandler.class); | |
private static final BasicRecoverSyncMethodHandler _instance = new BasicRecoverSyncMethodHandler(); | |
public static BasicRecoverSyncMethodHandler getInstance() | |
{ | |
return _instance; | |
} | |
public void methodReceived(AMQStateManager stateManager, BasicRecoverSyncBody body, int channelId) throws AMQException | |
{ | |
AMQProtocolSession session = stateManager.getProtocolSession(); | |
_logger.debug("Recover received on protocol session " + session + " and channel " + channelId); | |
AMQChannel channel = session.getChannel(channelId); | |
if (channel == null) | |
{ | |
throw body.getChannelNotFoundException(channelId); | |
} | |
channel.resend(body.getRequeue()); | |
// Qpid 0-8 hacks a synchronous -ok onto recover. | |
// In Qpid 0-9 we create a separate sync-recover, sync-recover-ok pair to be "more" compliant | |
if(session.getProtocolVersion().equals(ProtocolVersion.v0_9)) | |
{ | |
MethodRegistry_0_9 methodRegistry = (MethodRegistry_0_9) session.getMethodRegistry(); | |
AMQMethodBody recoverOk = methodRegistry.createBasicRecoverSyncOkBody(); | |
session.writeFrame(recoverOk.generateFrame(channelId)); | |
} | |
} | |
} |