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Tomcat example source code file (

This example Tomcat source code file ( is included in the "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Tomcat tags/keywords

bean, bytearrayinputstream, bytearrayinputstream, classloader, classloader, clustermanager, clustermanagerbase, io, ioexception, ioexception, javabean, lifecycle, loader, managerbase, propertychangelistener, replicationstream, replicationstream

The Tomcat source code

 * 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
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * 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 org.apache.catalina.Container;

 * @author Filip Hanik
 * @version $Revision: 467222 $ $Date: 2006-10-24 05:17:11 +0200 (mar., 24 oct. 2006) $

public abstract class ClusterManagerBase extends ManagerBase implements Lifecycle, PropertyChangeListener, ClusterManager{

    public static ClassLoader[] getClassLoaders(Container container) {
        Loader loader = null;
        ClassLoader classLoader = null;
        if (container != null) loader = container.getLoader();
        if (loader != null) classLoader = loader.getClassLoader();
        else classLoader = Thread.currentThread().getContextClassLoader();
        if ( classLoader == Thread.currentThread().getContextClassLoader() ) {
            return new ClassLoader[] {classLoader};
        } else {
            return new ClassLoader[] {classLoader,Thread.currentThread().getContextClassLoader()};

    public ClassLoader[] getClassLoaders() {
        return getClassLoaders(container);

     * 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 {
        return getReplicationStream(data,0,data.length);

    public ReplicationStream getReplicationStream(byte[] data, int offset, int length) throws IOException {
        ByteArrayInputStream fis = new ByteArrayInputStream(data, offset, length);
        return new ReplicationStream(fis, getClassLoaders());


Other Tomcat examples (source code examples)

Here is a short list of links related to this Tomcat source code file:

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