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The source code// $Header: /home/cvs/jakarta-jmeter/src/core/org/apache/jmeter/testelement/property/FunctionProperty.java,v 1.14 2004/02/22 19:13:15 sebb Exp $ /* * Copyright 2003-2004 The Apache Software Foundation. * * Licensed 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.property; import org.apache.jmeter.engine.util.CompoundVariable; import org.apache.jmeter.testelement.TestElement; import org.apache.jmeter.threads.JMeterContext; import org.apache.jmeter.threads.JMeterContextService; /** * @version $Revision: 1.14 $ */ public class FunctionProperty extends AbstractProperty { CompoundVariable function; int testIteration = -1; String cacheValue; public FunctionProperty(String name, CompoundVariable func) { super(name); function = func; } public FunctionProperty() { super(); } public void setObjectValue(Object v) { if (v instanceof CompoundVariable && !isRunningVersion()) { function = (CompoundVariable) v; } else { cacheValue = v.toString(); } } public boolean equals(Object o) { if (o instanceof FunctionProperty) { if (function != null) { return function.equals(((JMeterProperty) o).getObjectValue()); } } return false; } /** * Executes the function (and caches the value for the duration of the test * iteration) if the property is a running version. Otherwise, the raw * string representation of the function is provided. * @see JMeterProperty#getStringValue() */ public String getStringValue() { log.debug("Calling getStringValue from FunctionProperty"); log.debug("boogedy boogedy"); JMeterContext ctx = JMeterContextService.getContext();//Expensive, so do once if (!isRunningVersion() || !ctx.isSamplingStarted()) { log.debug("Not running version, return raw function string"); return function.getRawParameters(); } else { log.debug("Running version, executing function"); int iter = ctx.getVariables().getIteration(); if (iter < testIteration) { testIteration = -1; } if (iter > testIteration || cacheValue == null) { testIteration = iter; cacheValue = function.execute(); } return cacheValue; } } /** * @see JMeterProperty#getObjectValue() */ public Object getObjectValue() { return function; } public Object clone() { FunctionProperty prop = (FunctionProperty) super.clone(); prop.cacheValue = cacheValue; prop.testIteration = testIteration; prop.function = function; return prop; } /** * @see JMeterProperty#recoverRunningVersion(TestElement) */ public void recoverRunningVersion(TestElement owner) { cacheValue = null; } } |
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