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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.store;
import org.apache.qpid.AMQStoreException;
import org.apache.qpid.server.message.EnqueableMessage;
import org.apache.qpid.server.queue.AMQQueue;
import java.nio.ByteBuffer;
import java.util.HashMap;
import java.util.concurrent.atomic.AtomicInteger;
/**
* Adds some extra methods to the memory message store for testing purposes.
*/
public class TestableMemoryMessageStore extends MemoryMessageStore
{
private MemoryMessageStore _mms = null;
private HashMap<Long, AMQQueue> _messages = new HashMap<Long, AMQQueue>();
private AtomicInteger _messageCount = new AtomicInteger(0);
public TestableMemoryMessageStore(MemoryMessageStore mms)
{
_mms = mms;
}
public TestableMemoryMessageStore()
{
}
@Override
public void close() throws Exception
{
// Not required to do anything
}
@Override
public StoredMessage addMessage(StorableMessageMetaData metaData)
{
return new TestableStoredMessage(super.addMessage(metaData));
}
public int getMessageCount()
{
return _messageCount.get();
}
private class TestableTransaction implements Transaction
{
public void enqueueMessage(TransactionLogResource queue, EnqueableMessage message) throws AMQStoreException
{
getMessages().put(message.getMessageNumber(), (AMQQueue)queue);
}
public void dequeueMessage(TransactionLogResource queue, EnqueableMessage message) throws AMQStoreException
{
getMessages().remove(message.getMessageNumber());
}
public void commitTran() throws AMQStoreException
{
}
public StoreFuture commitTranAsync() throws AMQStoreException
{
return new StoreFuture()
{
public boolean isComplete()
{
return true;
}
public void waitForCompletion()
{
}
};
}
public void abortTran() throws AMQStoreException
{
}
public void removeXid(long format, byte[] globalId, byte[] branchId)
{
}
public void recordXid(long format, byte[] globalId, byte[] branchId, Record[] enqueues, Record[] dequeues)
{
}
}
@Override
public Transaction newTransaction()
{
return new TestableTransaction();
}
public HashMap<Long, AMQQueue> getMessages()
{
return _messages;
}
private class TestableStoredMessage implements StoredMessage
{
private final StoredMessage _storedMessage;
public TestableStoredMessage(StoredMessage storedMessage)
{
_messageCount.incrementAndGet();
_storedMessage = storedMessage;
}
public StorableMessageMetaData getMetaData()
{
return _storedMessage.getMetaData();
}
public long getMessageNumber()
{
return _storedMessage.getMessageNumber();
}
public void addContent(int offsetInMessage, ByteBuffer src)
{
_storedMessage.addContent(offsetInMessage, src);
}
public int getContent(int offsetInMessage, ByteBuffer dst)
{
return _storedMessage.getContent(offsetInMessage, dst);
}
public ByteBuffer getContent(int offsetInMessage, int size)
{
return _storedMessage.getContent(offsetInMessage, size);
}
public StoreFuture flushToStore()
{
return _storedMessage.flushToStore();
}
public void remove()
{
_storedMessage.remove();
_messageCount.decrementAndGet();
}
}
}
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