/*
* 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.functions;
import java.util.Collection;
import java.util.LinkedList;
import java.util.List;
import org.apache.jmeter.engine.util.CompoundVariable;
import org.apache.jmeter.samplers.SampleResult;
import org.apache.jmeter.samplers.Sampler;
import org.apache.jmeter.threads.JMeterVariables;
import org.apache.jmeter.util.JMeterUtils;
import org.apache.oro.text.regex.Perl5Compiler;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Escape ORO meta characters
* @since 2.9
*/
public class EscapeOroRegexpChars extends AbstractFunction {
private static final Logger log = LoggerFactory.getLogger(EscapeOroRegexpChars.class);
private static final List<String> desc = new LinkedList<>();
private static final String KEY = "__escapeOroRegexpChars"; //$NON-NLS-1$
static {
desc.add(JMeterUtils.getResString("value_to_quote_meta")); //$NON-NLS-1$
desc.add(JMeterUtils.getResString("function_name_paropt")); //$NON-NLS-1$
}
private CompoundVariable[] values;
private static final int MAX_PARAM_COUNT = 2;
private static final int MIN_PARAM_COUNT = 1;
private static final int PARAM_NAME = 2;
/**
* No-arg constructor.
*/
public EscapeOroRegexpChars() {
super();
}
/** {@inheritDoc} */
@Override
public String execute(SampleResult previousResult, Sampler currentSampler)
throws InvalidVariableException {
String valueToEscape = values[0].execute();
String varName = "";//$NON-NLS-1$
if (values.length >= PARAM_NAME) {
varName = values[PARAM_NAME - 1].execute().trim();
}
String escapedValue = Perl5Compiler.quotemeta(valueToEscape);
if (varName.length() > 0) {
JMeterVariables vars = getVariables();
if (vars != null) {// Can be null if called from Config item testEnded() method
vars.put(varName, escapedValue);
}
}
if (log.isDebugEnabled()) {
String tn = Thread.currentThread().getName();
log.debug(tn + " name:" //$NON-NLS-1$
+ varName + " value:" + escapedValue);//$NON-NLS-1$
}
return escapedValue;
}
/** {@inheritDoc} */
@Override
public void setParameters(Collection<CompoundVariable> parameters) throws InvalidVariableException {
checkParameterCount(parameters, MIN_PARAM_COUNT, MAX_PARAM_COUNT);
values = parameters.toArray(new CompoundVariable[parameters.size()]);
}
/** {@inheritDoc} */
@Override
public String getReferenceKey() {
return KEY;
}
/** {@inheritDoc} */
@Override
public List<String> getArgumentDesc() {
return desc;
}
}