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package org.apache.qpid.server.subscription;
/*
*
* 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.
*
*/
import org.apache.qpid.AMQException;
import org.apache.qpid.framing.AMQShortString;
import org.apache.qpid.server.AMQChannel;
import org.apache.qpid.server.logging.LogActor;
import org.apache.qpid.server.queue.AMQQueue;
import org.apache.qpid.server.queue.QueueEntry;
import org.apache.qpid.server.queue.QueueEntry.SubscriptionAcquiredState;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.atomic.AtomicLong;
import java.util.concurrent.locks.Lock;
import java.util.concurrent.locks.ReentrantLock;
public class MockSubscription implements Subscription
{
private boolean _closed = false;
private AMQShortString tag = new AMQShortString("mocktag");
private AMQQueue queue = null;
private StateListener _listener = null;
private AMQQueue.Context _queueContext = null;
private State _state = State.ACTIVE;
private ArrayList<QueueEntry> messages = new ArrayList<QueueEntry>();
private final Lock _stateChangeLock = new ReentrantLock();
private List<QueueEntry> _acceptEntries = null;
private static final AtomicLong idGenerator = new AtomicLong(0);
// Create a simple ID that increments for ever new Subscription
private final long _subscriptionID = idGenerator.getAndIncrement();
public MockSubscription()
{
}
public MockSubscription(List<QueueEntry> acceptEntries)
{
_acceptEntries = acceptEntries;
}
public void close()
{
_closed = true;
if (_listener != null)
{
_listener.stateChange(this, _state, State.CLOSED);
}
_state = State.CLOSED;
}
public boolean filtersMessages()
{
return false;
}
public AMQChannel getChannel()
{
return null;
}
public AMQShortString getConsumerTag()
{
return tag;
}
public long getSubscriptionID()
{
return _subscriptionID;
}
public SubscriptionAcquiredState getOwningState()
{
return new QueueEntry.SubscriptionAcquiredState(this);
}
public LogActor getLogActor()
{
return null; //To change body of implemented methods use File | Settings | File Templates.
}
public AMQQueue getQueue()
{
return queue;
}
public void getSendLock()
{
_stateChangeLock.lock();
}
public boolean hasInterest(QueueEntry entry)
{
if(_acceptEntries != null)
{
//simulate selector behaviour, only signal
//interest in the dictated queue entries
return _acceptEntries.contains(entry);
}
return true;
}
public boolean isActive()
{
return true;
}
public boolean isAutoClose()
{
return false;
}
public boolean isBrowser()
{
return false;
}
public boolean isClosed()
{
return _closed;
}
public boolean isSuspended()
{
return false;
}
public void queueDeleted(AMQQueue queue)
{
}
public void releaseSendLock()
{
_stateChangeLock.unlock();
}
public void resend(QueueEntry entry) throws AMQException
{
}
public void restoreCredit(QueueEntry queueEntry)
{
}
public void send(QueueEntry msg) throws AMQException
{
messages.add(msg);
}
public void setQueue(AMQQueue queue, boolean exclusive)
{
this.queue = queue;
}
public void setStateListener(StateListener listener)
{
this._listener = listener;
}
public State getState()
{
return _state;
}
public AMQQueue.Context getQueueContext()
{
return _queueContext;
}
public void setQueueContext(AMQQueue.Context queueContext)
{
_queueContext = queueContext;
}
public boolean wouldSuspend(QueueEntry msg)
{
return false;
}
public ArrayList<QueueEntry> getMessages()
{
return messages;
}
}
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