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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.io.File;
import java.util.ArrayList;
import java.util.List;
import org.apache.qpid.server.store.berkeleydb.AbstractBDBMessageStore;
import org.apache.qpid.server.store.berkeleydb.tuple.ContentBinding;
import com.sleepycat.bind.tuple.IntegerBinding;
import com.sleepycat.bind.tuple.LongBinding;
import com.sleepycat.je.Cursor;
import com.sleepycat.je.Database;
import com.sleepycat.je.DatabaseConfig;
import com.sleepycat.je.DatabaseEntry;
import com.sleepycat.je.OperationStatus;
import com.sleepycat.je.Transaction;
public class UpgraderTest extends AbstractUpgradeTestCase
{
private Upgrader _upgrader;
@Override
protected String getStoreDirectoryName()
{
return "bdbstore-v4";
}
@Override
public void setUp() throws Exception
{
super.setUp();
_upgrader = new Upgrader(_environment, getVirtualHostName());
}
private int getStoreVersion()
{
DatabaseConfig dbConfig = new DatabaseConfig();
dbConfig.setTransactional(true);
dbConfig.setAllowCreate(true);
int storeVersion = -1;
Database versionDb = null;
Cursor cursor = null;
try
{
versionDb = _environment.openDatabase(null, Upgrader.VERSION_DB_NAME, dbConfig);
cursor = versionDb.openCursor(null, null);
DatabaseEntry key = new DatabaseEntry();
DatabaseEntry value = new DatabaseEntry();
while (cursor.getNext(key, value, null) == OperationStatus.SUCCESS)
{
int version = IntegerBinding.entryToInt(key);
if (storeVersion < version)
{
storeVersion = version;
}
}
}
finally
{
if (cursor != null)
{
cursor.close();
}
if (versionDb != null)
{
versionDb.close();
}
}
return storeVersion;
}
public void testUpgrade() throws Exception
{
assertEquals("Unexpected store version", -1, getStoreVersion());
_upgrader.upgradeIfNecessary();
assertEquals("Unexpected store version", AbstractBDBMessageStore.VERSION, getStoreVersion());
assertContent();
}
public void testEmptyDatabaseUpgradeDoesNothing() throws Exception
{
File nonExistentStoreLocation = new File(TMP_FOLDER, getName());
deleteDirectoryIfExists(nonExistentStoreLocation);
nonExistentStoreLocation.mkdir();
_environment = createEnvironment(nonExistentStoreLocation);
_upgrader = new Upgrader(_environment, getVirtualHostName());
_upgrader.upgradeIfNecessary();
List<String> databaseNames = _environment.getDatabaseNames();
List<String> expectedDatabases = new ArrayList<String>();
expectedDatabases.add(Upgrader.VERSION_DB_NAME);
assertEquals("Expectedonly VERSION table in initially empty store after upgrade: ", expectedDatabases, databaseNames);
assertEquals("Unexpected store version", AbstractBDBMessageStore.VERSION, getStoreVersion());
nonExistentStoreLocation.delete();
}
private void assertContent()
{
final ContentBinding contentBinding = ContentBinding.getInstance();
CursorOperation contentCursorOperation = new CursorOperation()
{
@Override
public void processEntry(Database sourceDatabase, Database targetDatabase, Transaction transaction, DatabaseEntry key,
DatabaseEntry value)
{
long id = LongBinding.entryToLong(key);
assertTrue("Unexpected id", id > 0);
byte[] content = contentBinding.entryToObject(value);
assertNotNull("Unexpected content", content);
}
};
new DatabaseTemplate(_environment, "MESSAGE_CONTENT", null).run(contentCursorOperation);
}
}
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