me.schiz.functions.Base64DecodeFunction.java Source code

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Here is the source code for me.schiz.functions.Base64DecodeFunction.java

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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 me.schiz.functions;

import java.util.Collection;
import java.util.LinkedList;
import java.util.List;

import org.apache.jmeter.engine.util.CompoundVariable;
import org.apache.jmeter.functions.AbstractFunction;
import org.apache.jmeter.functions.InvalidVariableException;
import org.apache.jmeter.samplers.SampleResult;
import org.apache.jmeter.samplers.Sampler;

import org.apache.commons.codec.binary.Base64;

/**
* Apache Commons Base64 Decode JMeter Function
* @author schizophrenia
*/
public class Base64DecodeFunction extends AbstractFunction {
    private static final List<String> desc = new LinkedList<String>();
    private static final String KEY = "__base64Decode";

    static {
        desc.add("String to decode");
    }

    private Object[] values;

    public Base64DecodeFunction() {
    }

    public synchronized String execute(SampleResult previousResult, Sampler currentSampler)
            throws InvalidVariableException {
        String str = ((CompoundVariable) values[0]).execute();
        return Base64.decodeBase64(str).toString();
    }

    public synchronized void setParameters(Collection<CompoundVariable> parameters)
            throws InvalidVariableException {
        checkMinParameterCount(parameters, 1);
        values = parameters.toArray();
    }

    public String getReferenceKey() {
        return KEY;
    }

    public List<String> getArgumentDesc() {
        return desc;
    }

}