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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.derby;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import org.apache.log4j.Logger;
import org.apache.qpid.server.model.ConfiguredObject;
import org.apache.qpid.server.store.FileBasedSettings;
import org.apache.qpid.server.store.StoreException;
/**
* Implementation of a MessageStore backed by Apache Derby.
*/
public class DerbyMessageStore extends AbstractDerbyMessageStore
{
private static final Logger LOGGER = Logger.getLogger(DerbyMessageStore.class);
private String _connectionURL;
private String _storeLocation;
@Override
protected void doOpen(final ConfiguredObject<?> parent)
{
final FileBasedSettings settings = (FileBasedSettings)parent;
_storeLocation = settings.getStorePath();
_connectionURL = DerbyUtils.createConnectionUrl(parent.getName(), _storeLocation);
}
@Override
protected Connection getConnection() throws SQLException
{
checkMessageStoreOpen();
return DriverManager.getConnection(_connectionURL);
}
@Override
protected void doClose()
{
try
{
DerbyUtils.shutdownDatabase(_connectionURL);
}
catch (SQLException e)
{
throw new StoreException("Error closing configuration store", e);
}
}
@Override
public void onDelete()
{
if (isMessageStoreOpen())
{
throw new IllegalStateException("Cannot delete the store as the message store is still open");
}
if (LOGGER.isDebugEnabled())
{
LOGGER.debug("Deleting store " + _storeLocation);
}
try
{
DerbyUtils.deleteDatabaseLocation(_storeLocation);
}
catch (StoreException se)
{
LOGGER.debug("Failed to delete the store at location " + _storeLocation);
}
finally
{
_storeLocation = null;
}
}
@Override
protected Logger getLogger()
{
return LOGGER;
}
@Override
public String getStoreLocation()
{
return _storeLocation;
}
}
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