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The source code

// $Header: /home/cvs/jakarta-jmeter/src/components/org/apache/jmeter/timers/RandomTimer.java,v 1.5 2004/02/13 01:39:06 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.timers;

import java.io.Serializable;
import java.util.Random;

import org.apache.jmeter.testelement.property.DoubleProperty;
import org.apache.jmeter.testelement.property.StringProperty;

/***
 * This class implements a random timer with its own panel and fields for value
 * update and user interaction. Since this class does not define the delay()
 * method, is abstract and must be extended to provide full functionality.
 *
 * @author Stefano Mazzocchi
 * @author Scott Eade
 * @version $Id: RandomTimer.java,v 1.5 2004/02/13 01:39:06 sebb Exp $
 */
public abstract class RandomTimer
    extends ConstantTimer
    implements Timer, Serializable
{
    public final static String RANGE = "RandomTimer.range";

    protected Random random;

    /**
     * No-arg constructor.
     */
    public RandomTimer()
    {
        this.random = new Random();
    }

    /**
     * Set the range value.
     */
    public void setRange(double range)
    {
        setProperty(new DoubleProperty(RANGE, range));
    }

    public void setRange(String range)
    {
        setProperty(new StringProperty(RANGE, range));
    }

    /**
     * Get the range value.
     * 
     * @return double
     */
    public double getRange()
    {
        return this.getPropertyAsDouble(RANGE);
    }

}
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