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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

cloneable, io, ioexception, ioexception, jsr223, jsr223, logger, problem, problem, samplelistener, scriptenginemanager, scriptexception, scriptexception, testbean, visualizer

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, 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.jmeter.visualizers;


import javax.script.ScriptEngineManager;
import javax.script.ScriptException;

import org.apache.jmeter.samplers.SampleEvent;
import org.apache.jmeter.samplers.SampleListener;
import org.apache.jmeter.samplers.SampleResult;
import org.apache.jmeter.testbeans.TestBean;
import org.apache.jmeter.util.JSR223TestElement;
import org.apache.jorphan.logging.LoggingManager;
import org.apache.log.Logger;

public class JSR223Listener extends JSR223TestElement
    implements Cloneable, SampleListener, TestBean, Visualizer {
// N.B. Needs to implement Visualizer so that TestBeanGUI can find the correct GUI class

    private static final Logger log = LoggingManager.getLoggerForClass();

    private static final long serialVersionUID = 234L;

    public void sampleOccurred(SampleEvent event) {
        try {
            ScriptEngineManager sem = getManager();
            if (sem == null) { return; }
            sem.put("sampleEvent", event);
            sem.put("sampleResult", event.getResult());
        } catch (ScriptException e) {
            log.warn("Problem in JSR223 script "+e);
        } catch (IOException e) {
            log.warn("Problem in JSR223 script "+e);

    public void sampleStarted(SampleEvent e) {

    public void sampleStopped(SampleEvent e) {

    public void add(SampleResult sample) {

    public boolean isStats() {
        return false;

Other JMeter examples (source code examples)

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

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