/*
* 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.engine;
import java.util.Map;
import org.apache.jmeter.config.Arguments;
import org.apache.jmeter.engine.util.ValueReplacer;
import org.apache.jmeter.functions.InvalidVariableException;
import org.apache.jmeter.reporters.ResultCollector;
import org.apache.jmeter.testelement.TestElement;
import org.apache.jmeter.testelement.TestPlan;
import org.apache.jmeter.threads.JMeterContextService;
import org.apache.jmeter.threads.JMeterVariables;
import org.apache.jorphan.collections.HashTree;
import org.apache.jorphan.collections.HashTreeTraverser;
import org.apache.jorphan.logging.LoggingManager;
import org.apache.log.Logger;
/**
* Class to replace function and variable references in the test tree.
*
*/
public class PreCompiler implements HashTreeTraverser {
private static final Logger log = LoggingManager.getLoggerForClass();
private final ValueReplacer replacer;
// Used by both StandardJMeterEngine and ClientJMeterEngine.
// In the latter case, only ResultCollectors are updated,
// as only these are relevant to the client, and updating
// other elements causes all sorts of problems.
private final boolean isRemote; // skip certain processing for remote tests
public PreCompiler() {
replacer = new ValueReplacer();
isRemote = false;
}
public PreCompiler(boolean remote) {
replacer = new ValueReplacer();
isRemote = remote;
}
/*
* (non-Javadoc)
*
* @see HashTreeTraverser#addNode(Object, HashTree)
*/
public void addNode(Object node, HashTree subTree) {
if(isRemote && node instanceof ResultCollector)
{
try {
replacer.replaceValues((TestElement) node);
} catch (InvalidVariableException e) {
log.error("invalid variables", e);
}
}
if (isRemote) {
return;
}
if(node instanceof TestElement)
{
try {
replacer.replaceValues((TestElement) node);
} catch (InvalidVariableException e) {
log.error("invalid variables", e);
}
}
if (node instanceof TestPlan) {
((TestPlan)node).prepareForPreCompile(); //A hack to make user-defined variables in the testplan element more dynamic
Map args = ((TestPlan) node).getUserDefinedVariables();
replacer.setUserDefinedVariables(args);
JMeterVariables vars = new JMeterVariables();
vars.putAll(args);
JMeterContextService.getContext().setVariables(vars);
}
if (node instanceof Arguments) {
((Arguments)node).setRunningVersion(true);
Map args = ((Arguments) node).getArgumentsAsMap();
replacer.addVariables(args);
JMeterContextService.getContext().getVariables().putAll(args);
}
}
/*
* (non-Javadoc)
*
* @see HashTreeTraverser#subtractNode()
*/
public void subtractNode() {
}
/*
* (non-Javadoc)
*
* @see HashTreeTraverser#processPath()
*/
public void processPath() {
}
}