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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.subscription;
import org.apache.qpid.server.transport.ServerSession;
import org.apache.qpid.server.queue.QueueEntry;
import org.apache.log4j.Logger;
class ExplicitAcceptDispositionChangeListener implements ServerSession.MessageDispositionChangeListener
{
private static final Logger _logger = Logger.getLogger(ExplicitAcceptDispositionChangeListener.class);
private final QueueEntry _entry;
private final Subscription_0_10 _sub;
public ExplicitAcceptDispositionChangeListener(QueueEntry entry, Subscription_0_10 subscription_0_10)
{
_entry = entry;
_sub = subscription_0_10;
}
public void onAccept()
{
final Subscription_0_10 subscription = getSubscription();
if(subscription != null && _entry.isAcquiredBy(_sub))
{
subscription.getSession().acknowledge(subscription, _entry);
}
else
{
_logger.warn("MessageAccept received for message which has not been acquired (likely client error)");
}
}
public void onRelease(boolean setRedelivered)
{
final Subscription_0_10 subscription = getSubscription();
if(subscription != null && _entry.isAcquiredBy(_sub))
{
subscription.release(_entry, setRedelivered);
}
else
{
_logger.warn("MessageRelease received for message which has not been acquired (likely client error)");
}
}
public void onReject()
{
final Subscription_0_10 subscription = getSubscription();
if(subscription != null && _entry.isAcquiredBy(_sub))
{
subscription.reject(_entry);
}
else
{
_logger.warn("MessageReject received for message which has not been acquired (likely client error)");
}
}
public boolean acquire()
{
return _entry.acquire(getSubscription());
}
private Subscription_0_10 getSubscription()
{
return _sub;
}
}
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