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This file is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

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The source code

// $Header: /home/cvs/jakarta-jmeter/src/functions/org/apache/jmeter/functions/ThreadNumber.java,v 1.8 2004/02/10 00:35:12 sebb Exp $
/*
 * Copyright 2001-2004 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.functions;

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

import org.apache.jmeter.samplers.SampleResult;
import org.apache.jmeter.samplers.Sampler;

/**
 * @version $Revision: 1.8 $
 */
public class ThreadNumber implements Function, Serializable
{

    private static final String KEY = "__threadNum";
	private static final List desc = new LinkedList();

    /* (non-Javadoc)
     * @see org.apache.jmeter.functions.Function#execute(SampleResult, Sampler)
     */
    public String execute(SampleResult previousResult, Sampler currentSampler)
        throws InvalidVariableException
    {
        return Thread.currentThread().getName().substring(
            Thread.currentThread().getName().indexOf("-") + 1);
    }

    /* (non-Javadoc)
     * @see org.apache.jmeter.functions.Function#setParameters(Collection)
     */
    public void setParameters(Collection parameters)
        throws InvalidVariableException
    {
    }

    /* (non-Javadoc)
     * @see org.apache.jmeter.functions.Function#getReferenceKey()
     */
    public String getReferenceKey()
    {
        return KEY;
    }

    /* (non-Javadoc)
     * @see org.apache.jmeter.functions.Function#getArgumentDesc()
     */
    public List getArgumentDesc()
    {
        return desc;
    }
}


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