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- /*
- * 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.ArrayList;
- import java.util.Collection;
- 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.jorphan.util.JOrphanUtils;
- import org.slf4j.Logger;
- import org.slf4j.LoggerFactory;
- // @see org.apache.jmeter.functions.PackageTest for unit tests
- /**
- * Function to split a string into variables
- * <p>
- * Parameters:
- * <ul>
- * <li>String to split</li>
- * <li>Variable name prefix</li>
- * <li>String to split on (optional, default is comma)</li>
- * </ul>
- * <p>
- * Returns: the input string
- * </p>
- * Also sets the variables:
- * <ul>
- * <li>VARNAME - the input string</li>
- * <li>VARNAME_n - number of fields found</li>
- * <li>VARNAME_1..n - fields</li>
- * </ul>
- * @since 2.0.2
- */
- public class SplitFunction extends AbstractFunction {
- private static final Logger log = LoggerFactory.getLogger(SplitFunction.class);
- private static final List<String> desc = new ArrayList<>();
- private static final String KEY = "__split";// $NON-NLS-1$
- // Number of parameters expected - used to reject invalid calls
- private static final int MIN_PARAMETER_COUNT = 2;
- private static final int MAX_PARAMETER_COUNT = 3;
- static {
- desc.add(JMeterUtils.getResString("split_function_string")); //$NON-NLS-1$
- desc.add(JMeterUtils.getResString("function_name_param")); //$NON-NLS-1$
- desc.add(JMeterUtils.getResString("split_function_separator"));//$NON-NLS-1$
- }
- private Object[] values;
- public SplitFunction() {
- super();
- }
- /** {@inheritDoc} */
- @Override
- public String execute(SampleResult previousResult, Sampler currentSampler)
- throws InvalidVariableException {
- JMeterVariables vars = getVariables();
- String stringToSplit = ((CompoundVariable) values[0]).execute();
- String varNamePrefix = ((CompoundVariable) values[1]).execute().trim();
- String splitString = ",";
- if (values.length > 2) { // Split string provided
- String newSplitString = ((CompoundVariable) values[2]).execute();
- splitString = newSplitString.length() > 0 ? newSplitString : splitString;
- }
- log.debug("Split {} using {} into {}", stringToSplit, splitString, varNamePrefix);
- String[] parts = JOrphanUtils.split(stringToSplit, splitString, "?");// $NON-NLS-1$
- vars.put(varNamePrefix, stringToSplit);
- vars.put(varNamePrefix + "_n", Integer.toString(parts.length));// $NON-NLS-1$
- for (int i = 1; i <= parts.length; i++) {
- if (log.isDebugEnabled()){
- log.debug(parts[i-1]);
- }
- vars.put(varNamePrefix + "_" + i, parts[i - 1]);// $NON-NLS-1$
- }
- vars.remove(varNamePrefix + "_" + (parts.length+1));
- return stringToSplit;
- }
- /** {@inheritDoc} */
- @Override
- public void setParameters(Collection<CompoundVariable> parameters) throws InvalidVariableException {
- checkParameterCount(parameters, MIN_PARAMETER_COUNT, MAX_PARAMETER_COUNT);
- values = parameters.toArray();
- }
- /** {@inheritDoc} */
- @Override
- public String getReferenceKey() {
- return KEY;
- }
- /** {@inheritDoc} */
- @Override
- public List<String> getArgumentDesc() {
- return desc;
- }
- }
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