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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.berkeleydb.upgrade;
import java.util.List;
import org.apache.log4j.Logger;
import com.sleepycat.je.Database;
import com.sleepycat.je.Environment;
import com.sleepycat.je.Transaction;
public abstract class AbstractStoreUpgrade implements StoreUpgrade
{
private static final Logger _logger = Logger.getLogger(AbstractStoreUpgrade.class);
protected static final String[] USER_FRIENDLY_NAMES = new String[] { "Exchanges", "Queues", "Queue bindings",
"Message deliveries", "Message metadata", "Message content", "Bridges", "Links", "Distributed transactions" };
protected void reportFinished(Environment environment, String[] databaseNames, String[] userFriendlyNames)
{
if (_logger.isInfoEnabled())
{
_logger.info("Upgraded:");
List<String> databases = environment.getDatabaseNames();
for (int i = 0; i < databaseNames.length; i++)
{
if (databases.contains(databaseNames[i]))
{
_logger.info(" " + getRowCount(databaseNames[i], environment) + " rows in " + userFriendlyNames[i]);
}
}
}
}
protected void reportStarting(Environment environment, String[] databaseNames, String[] userFriendlyNames)
{
if (_logger.isInfoEnabled())
{
_logger.info("Upgrading:");
List<String> databases = environment.getDatabaseNames();
for (int i = 0; i < databaseNames.length; i++)
{
if (databases.contains(databaseNames[i]))
{
_logger.info(" " + getRowCount(databaseNames[i], environment) + " rows from " + userFriendlyNames[i]);
}
}
}
}
private long getRowCount(String databaseName, Environment environment)
{
DatabaseCallable<Long> operation = new DatabaseCallable<Long>()
{
@Override
public Long call(Database sourceDatabase, Database targetDatabase, Transaction transaction)
{
return sourceDatabase.count();
}
};
return new DatabaseTemplate(environment, databaseName, null).call(operation);
}
}
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