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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.txn;
import org.apache.log4j.Logger;
import org.apache.qpid.server.messageStore.StorableQueue;
import org.apache.qpid.server.messageStore.StorableMessage;
import org.apache.qpid.server.messageStore.MessageStore;
import org.apache.qpid.server.messageStore.JDBCStore;
import org.apache.qpid.server.exception.*;
import javax.transaction.xa.Xid;
/**
* Created by Arnaud Simon
* Date: 16-May-2007
* Time: 14:50:20
*/
public class JDBCEnqueueRecord extends JDBCAbstractRecord
{
//========================================================================
// Static Constants
//========================================================================
// The logger for this class
private static final Logger _log = Logger.getLogger(JDBCEnqueueRecord.class);
//========================================================================
// Constructor
//========================================================================
public JDBCEnqueueRecord(StorableMessage m, StorableQueue queue)
{
super(m, queue);
}
//========================================================================
// Interface TransactionRecord
//========================================================================
public void commit(MessageStore store, Xid xid)
throws
InternalErrorException,
QueueDoesntExistException,
InvalidXidException,
UnknownXidException,
MessageDoesntExistException
{
store.enqueue(xid, _message, _queue);
}
public void rollback(MessageStore store, Xid xid)
throws
InternalErrorException,
UnknownXidException
{
if (!_message.isEnqueued())
{
// try to delete the message
try
{
store.destroy(_message);
} catch (Exception e)
{
throw new InternalErrorException("Problem when destoying message ", e);
}
}
}
public void prepare(MessageStore store, Xid xid)
throws
InternalErrorException,
UnknownXidException
{
try
{
if (!_message.isEnqueued() && !_message.isStaged())
{
store.stage(_message);
store.appendContent(_message, _message.getData(), 0, _message.getData().length);
}
}
catch (Exception e)
{
throw new InternalErrorException("Problem when persisting message ", e);
}
}
public int getType()
{
return TYPE_ENQUEUE;
}
}
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