JMeter example source code file (BarChartTest.java)

This example JMeter source code file (BarChartTest.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - JMeter tags/keywords

barchart, barchart, barcharttest, chart, gui, jcomponent, jtldata, jtldata, runs, sample, sample, savegraphicsservice, string, string, swing, test

The JMeter BarChartTest.java 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
 *
 *   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.jmeter.testelement;

import javax.swing.JComponent;

import org.apache.jmeter.report.DataSet;
import org.apache.jmeter.save.SaveGraphicsService;
import org.apache.jmeter.junit.JMeterTestCase;
import org.apache.jmeter.util.JMeterUtils;
import org.apache.jorphan.logging.LoggingManager;
import org.apache.log.Logger;

public class BarChartTest extends JMeterTestCase {
    
    private static final Logger log = LoggingManager.getLoggerForClass();

    /**
     * @param arg0
     */
    public BarChartTest(String arg0) {
        super(arg0);
    }

    public void testGenerateBarChart() {
        log.info("jtl version=" + JMeterUtils.getProperty("file_format.testlog"));
        // String sampleLog = "C:/eclipse3/workspace/jmeter-21/bin/testfiles/sample_log1.jtl";
        String sampleLog = "testfiles/sample_log1.jtl";
        String sampleLog2 = "testfiles/sample_log1b.jtl";
        String sampleLog3 = "testfiles/sample_log1c.jtl";
        JTLData input = new JTLData();
        JTLData input2 = new JTLData();
        JTLData input3 = new JTLData();
        input.setDataSource(sampleLog);
        input.loadData();
        input2.setDataSource(sampleLog2);
        input2.loadData();
        input3.setDataSource(sampleLog3);
        input3.loadData();

        assertTrue((input.getStartTimestamp() > 0));
        assertTrue((input.getEndTimestamp() > input.getStartTimestamp()));
        assertTrue((input.getURLs().size() > 0));
        log.info("URL count=" + input.getURLs().size());
        java.util.ArrayList<DataSet> list = new java.util.ArrayList();
        list.add(input);
        list.add(input2);
        list.add(input3);

        BarChart bchart = new BarChart();
        bchart.setTitle("Sample Chart");
        bchart.setCaption("Sample");
        bchart.setName("Sample");
        bchart.setYAxis("milliseconds");
        bchart.setYLabel("Test Runs");
        bchart.setXAxis(AbstractTable.REPORT_TABLE_90_PERCENT);
        bchart.setXLabel(AbstractChart.X_DATA_DATE_LABEL);
        bchart.setURL("jakarta_home");
        JComponent gr = bchart.renderChart(list);
        assertNotNull(gr);
        SaveGraphicsService serv = new SaveGraphicsService();
        String filename = bchart.getTitle();
        filename = filename.replace(' ','_');
        if (!"true".equalsIgnoreCase(System.getProperty("java.awt.headless"))){
            serv.saveJComponent("./testfiles/" + filename,SaveGraphicsService.PNG,gr);
        }
    }
}