/*
* Copyright 1999,2004-2005 The Apache Software Foundation.
*
* Licensed 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.catalina.ha.session;
import org.apache.catalina.ha.ClusterManager;
import java.beans.PropertyChangeListener;
import org.apache.catalina.Lifecycle;
import org.apache.catalina.session.ManagerBase;
import org.apache.catalina.Loader;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import org.apache.catalina.tribes.io.ReplicationStream;
/**
*
* @author Filip Hanik
* @version $Revision: 380100 $ $Date: 2006-02-23 06:08:14 -0600 (Thu, 23 Feb 2006) $
*/
public abstract class ClusterManagerBase extends ManagerBase implements Lifecycle, PropertyChangeListener, ClusterManager{
/**
* Open Stream and use correct ClassLoader (Container) Switch
* ThreadClassLoader
*
* @param data
* @return The object input stream
* @throws IOException
*/
public ReplicationStream getReplicationStream(byte[] data) throws IOException {
ByteArrayInputStream fis =null;
ReplicationStream ois = null;
Loader loader = null;
ClassLoader classLoader = null;
//fix to be able to run the DeltaManager
//stand alone without a container.
//use the Threads context class loader
if (container != null)
loader = container.getLoader();
if (loader != null)
classLoader = loader.getClassLoader();
else
classLoader = Thread.currentThread().getContextClassLoader();
//end fix
fis = new ByteArrayInputStream(data);
if ( classLoader == Thread.currentThread().getContextClassLoader() ) {
ois = new ReplicationStream(fis, new ClassLoader[] {classLoader});
} else {
ois = new ReplicationStream(fis, new ClassLoader[] {classLoader,Thread.currentThread().getContextClassLoader()});
}
return ois;
}
}