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JMeter example source code file (

This example JMeter 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 - JMeter tags/keywords

abstractthreadgroup, abstractthreadgroup, object, remotable, remotable, remotelistenerwrapper, remotesamplelistener, remotesamplelistenerwrapper, remotetestlistenerwrapper, remotetestlistenerwrapper, rmi, samplelistener, testlistener, testlistener, threadlistener, util

The JMeter 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.jmeter.engine;

import java.rmi.RemoteException;
import java.util.Iterator;

import org.apache.jmeter.samplers.RemoteListenerWrapper;
import org.apache.jmeter.samplers.RemoteSampleListener;
import org.apache.jmeter.samplers.RemoteSampleListenerImpl;
import org.apache.jmeter.samplers.RemoteSampleListenerWrapper;
import org.apache.jmeter.samplers.RemoteTestListenerWrapper;
import org.apache.jmeter.samplers.Remoteable;
import org.apache.jmeter.samplers.SampleListener;
import org.apache.jmeter.testelement.TestListener;
import org.apache.jmeter.testelement.ThreadListener;
import org.apache.jmeter.threads.AbstractThreadGroup;
import org.apache.jorphan.collections.HashTree;
import org.apache.jorphan.collections.HashTreeTraverser;
import org.apache.jorphan.logging.LoggingManager;
import org.apache.log.Logger;

 * Converts the Remoteable Test and Sample Listeners in the test tree by wrapping
 * them with RemoteSampleListeners so that the samples are returned to the client.
 * N.B. Does not handle ThreadListeners.
public class ConvertListeners implements HashTreeTraverser {
    private static final Logger log = LoggingManager.getLoggerForClass();

     * {@inheritDoc}
    public void addNode(Object node, HashTree subTree) {
        Iterator<?> iter = subTree.list().iterator();
        while (iter.hasNext()) {
            Object item =;
            if (item instanceof AbstractThreadGroup) {
      "num threads = " + ((AbstractThreadGroup) item).getNumThreads());
            if (item instanceof Remoteable) {
                if (item instanceof ThreadListener){
                    log.error("Cannot handle ThreadListener Remotable item "+item.getClass().getName());
                try {
                    RemoteSampleListener rtl = new RemoteSampleListenerImpl(item);
                    if (item instanceof TestListener && item instanceof SampleListener) {
                        RemoteListenerWrapper wrap = new RemoteListenerWrapper(rtl);
                        subTree.replace(item, wrap);
                    } else if (item instanceof TestListener) {
                        RemoteTestListenerWrapper wrap = new RemoteTestListenerWrapper(rtl);
                        subTree.replace(item, wrap);
                    } else if (item instanceof SampleListener) {
                        RemoteSampleListenerWrapper wrap = new RemoteSampleListenerWrapper(rtl);
                        subTree.replace(item, wrap);
                    } else {
                        log.warn("Could not replace Remotable item "+item.getClass().getName());
                } catch (RemoteException e) {
                    log.error("", e); // $NON-NLS-1$

     * {@inheritDoc}
    public void subtractNode() {

     * {@inheritDoc}
    public void processPath() {


Other JMeter examples (source code examples)

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

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