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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

awt, border, calculator, calculator, event, functor, functor, gui, io, jpanel, jscrollpane, jtable, non-nls-1, non-nls-1, numberrenderer, renderers, string, string, summaryreport, swing

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 java.awt.BorderLayout;
import java.awt.Dimension;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;

import javax.swing.BoxLayout;
import javax.swing.JButton;
import javax.swing.JCheckBox;
import javax.swing.JFileChooser;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.border.Border;
import javax.swing.border.EmptyBorder;
import javax.swing.table.TableCellRenderer;

import org.apache.jmeter.gui.util.FileDialoger;
import org.apache.jmeter.gui.util.HeaderAsPropertyRenderer;
import org.apache.jmeter.samplers.Clearable;
import org.apache.jmeter.samplers.SampleResult;
import org.apache.jmeter.testelement.TestElement;
import org.apache.jmeter.util.Calculator;
import org.apache.jmeter.util.JMeterUtils;
import org.apache.jmeter.visualizers.gui.AbstractVisualizer;
import org.apache.jorphan.gui.NumberRenderer;
import org.apache.jorphan.gui.ObjectTableModel;
import org.apache.jorphan.gui.RateRenderer;
import org.apache.jorphan.gui.RendererUtils;
import org.apache.jorphan.logging.LoggingManager;
import org.apache.jorphan.reflect.Functor;
import org.apache.jorphan.util.JOrphanUtils;
import org.apache.log.Logger;

 * Simpler (lower memory) version of Aggregate Report (StatVisualizer).
 * Excludes the Median and 90% columns, which are expensive in memory terms
public class SummaryReport extends AbstractVisualizer implements Clearable, ActionListener {

    private static final long serialVersionUID = 240L;

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

    private static final String USE_GROUP_NAME = "useGroupName"; //$NON-NLS-1$

    private static final String SAVE_HEADERS   = "saveHeaders"; //$NON-NLS-1$

    private static final String[] COLUMNS = {
            "sampler_label",               //$NON-NLS-1$
            "aggregate_report_count",      //$NON-NLS-1$
            "average",                     //$NON-NLS-1$
            "aggregate_report_min",        //$NON-NLS-1$
            "aggregate_report_max",        //$NON-NLS-1$
            "aggregate_report_stddev",     //$NON-NLS-1$
            "aggregate_report_error%",     //$NON-NLS-1$
            "aggregate_report_rate",       //$NON-NLS-1$
            "aggregate_report_bandwidth",  //$NON-NLS-1$
            "average_bytes",               //$NON-NLS-1$

    private final String TOTAL_ROW_LABEL
        = JMeterUtils.getResString("aggregate_report_total_label");  //$NON-NLS-1$

    private JTable myJTable;

    private JScrollPane myScrollPane;

    private final JButton saveTable =
        new JButton(JMeterUtils.getResString("aggregate_graph_save_table"));            //$NON-NLS-1$

    private final JCheckBox saveHeaders = // should header be saved with the data?
        new JCheckBox(JMeterUtils.getResString("aggregate_graph_save_table_header"),true);    //$NON-NLS-1$

    private final JCheckBox useGroupName =
        new JCheckBox(JMeterUtils.getResString("aggregate_graph_use_group_name"));            //$NON-NLS-1$

    private transient ObjectTableModel model;

    private final Map<String, Calculator> tableRows =
        new ConcurrentHashMap<String, Calculator>();

    // Column renderers
    private static final TableCellRenderer[] RENDERERS =
        new TableCellRenderer[]{
            null, // Label
            null, // count
            null, // Mean
            null, // Min
            null, // Max
            new NumberRenderer("#0.00"), // Std Dev.
            new NumberRenderer("#0.00%"), // Error %age
            new RateRenderer("#.0"),      // Throughpur
            new NumberRenderer("#0.00"),  // kB/sec
            new NumberRenderer("#.0"),    // avg. pageSize

    public SummaryReport() {
        model = new ObjectTableModel(COLUMNS,
                Calculator.class,// All rows have this class
                new Functor[] {
                    new Functor("getLabel"),              //$NON-NLS-1$
                    new Functor("getCount"),              //$NON-NLS-1$
                    new Functor("getMeanAsNumber"),       //$NON-NLS-1$
                    new Functor("getMin"),                //$NON-NLS-1$
                    new Functor("getMax"),                //$NON-NLS-1$
                    new Functor("getStandardDeviation"),  //$NON-NLS-1$
                    new Functor("getErrorPercentage"),    //$NON-NLS-1$
                    new Functor("getRate"),               //$NON-NLS-1$
                    new Functor("getKBPerSecond"),        //$NON-NLS-1$
                    new Functor("getAvgPageBytes"),       //$NON-NLS-1$
                new Functor[] { null, null, null, null, null, null, null, null , null, null },
                new Class[] { String.class, Long.class, Long.class, Long.class, Long.class,
                              String.class, String.class, String.class, String.class, String.class });

    /** @deprecated - only for use in testing */
    public static boolean testFunctors(){
        SummaryReport instance = new SummaryReport();
        return instance.model.checkFunctors(null,instance.getClass());

    public String getLabelResource() {
        return "summary_report";  //$NON-NLS-1$

    public void add(SampleResult res) {
        Calculator row = null;
        final String sampleLabel = res.getSampleLabel(useGroupName.isSelected());
        synchronized (tableRows) {
            row = tableRows.get(sampleLabel);
            if (row == null) {
                row = new Calculator(sampleLabel);
                tableRows.put(row.getLabel(), row);
                model.insertRow(row, model.getRowCount() - 1);
         * Synch is needed because multiple threads can update the counts.
        synchronized(row) {
        Calculator tot = tableRows.get(TOTAL_ROW_LABEL);
        synchronized(tot) {

     * Clears this visualizer and its model, and forces a repaint of the table.
    public void clearData() {
        synchronized (tableRows) {
            tableRows.put(TOTAL_ROW_LABEL, new Calculator(TOTAL_ROW_LABEL));

     * Main visualizer setup.
    private void init() {
        this.setLayout(new BorderLayout());

        // MAIN PANEL
        JPanel mainPanel = new JPanel();
        Border margin = new EmptyBorder(10, 10, 5, 10);

        mainPanel.setLayout(new BoxLayout(mainPanel, BoxLayout.Y_AXIS));


        myJTable = new JTable(model);
        myJTable.getTableHeader().setDefaultRenderer(new HeaderAsPropertyRenderer());
        myJTable.setPreferredScrollableViewportSize(new Dimension(500, 70));
        RendererUtils.applyRenderers(myJTable, RENDERERS);
        myScrollPane = new JScrollPane(myJTable);
        this.add(mainPanel, BorderLayout.NORTH);
        this.add(myScrollPane, BorderLayout.CENTER);
        JPanel opts = new JPanel();
        opts.add(useGroupName, BorderLayout.WEST);
        opts.add(saveTable, BorderLayout.CENTER);
        opts.add(saveHeaders, BorderLayout.EAST);

    public void modifyTestElement(TestElement c) {
        c.setProperty(USE_GROUP_NAME, useGroupName.isSelected(), false);
        c.setProperty(SAVE_HEADERS, saveHeaders.isSelected(), true);

    public void configure(TestElement el) {
        useGroupName.setSelected(el.getPropertyAsBoolean(USE_GROUP_NAME, false));
        saveHeaders.setSelected(el.getPropertyAsBoolean(SAVE_HEADERS, true));

    public void actionPerformed(ActionEvent ev) {
        if (ev.getSource() == saveTable) {
            JFileChooser chooser = FileDialoger.promptToSaveFile("summary.csv");//$NON-NLS-1$
            if (chooser == null) {
            FileWriter writer = null;
            try {
                writer = new FileWriter(chooser.getSelectedFile());
                CSVSaveService.saveCSVStats(model,writer, saveHeaders.isSelected());
            } catch (FileNotFoundException e) {
            } catch (IOException e) {
            } finally {

Other JMeter examples (source code examples)

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