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JMeter example source code file (ExampleSampler.java)
The JMeter ExampleSampler.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.examples.sampler; import org.apache.jmeter.samplers.AbstractSampler; import org.apache.jmeter.samplers.Entry; import org.apache.jmeter.samplers.SampleResult; import org.apache.jorphan.logging.LoggingManager; import org.apache.log.Logger; /** * Example Sampler (non-Bean version) * * JMeter creates an instance of a sampler class for every occurrence of the * element in every thread. [some additional copies may be created before the * test run starts] * * Thus each sampler is guaranteed to be called by a single thread - there is no * need to synchronize access to instance variables. * * However, access to class fields must be synchronized. * * @version $Revision: 937663 $ */ public class ExampleSampler extends AbstractSampler { private static final long serialVersionUID = 240L; private static final Logger log = LoggingManager.getLoggerForClass(); // The name of the property used to hold our data public final static String DATA = "ExampleSampler.data"; //$NON-NLS-1$ private static int classCount = 0; // keep track of classes created // (for instructional purposes only!) public ExampleSampler() { classCount++; trace("ExampleSampler()"); } /** * {@inheritDoc} */ public SampleResult sample(Entry e) { trace("sample()"); SampleResult res = new SampleResult(); boolean isOK = false; // Did sample succeed? String data = getData(); // Sampler data String response = null; res.setSampleLabel(getTitle()); /* * Perform the sampling */ res.sampleStart(); // Start timing try { // Do something here ... response = Thread.currentThread().getName(); /* * Set up the sample result details */ res.setSamplerData(data); res.setResponseData(response, null); res.setDataType(SampleResult.TEXT); res.setResponseCodeOK(); res.setResponseMessage("OK");// $NON-NLS-1$ isOK = true; } catch (Exception ex) { log.debug("", ex); res.setResponseCode("500");// $NON-NLS-1$ res.setResponseMessage(ex.toString()); } res.sampleEnd(); // End timimg res.setSuccessful(isOK); return res; } /** * @return a string for the sampleResult Title */ private String getTitle() { return this.getName(); } /** * @return the data for the sample */ public String getData() { return getPropertyAsString(DATA); } /* * Helper method */ private void trace(String s) { String tl = getTitle(); String tn = Thread.currentThread().getName(); String th = this.toString(); log.debug(tn + " (" + classCount + ") " + tl + " " + s + " " + th); } } Other JMeter examples (source code examples)Here is a short list of links related to this JMeter ExampleSampler.java source code file: |
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