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    1   /*
    2    * Licensed to the Apache Software Foundation (ASF) under one or more
    3    * contributor license agreements.  See the NOTICE file distributed with
    4    * this work for additional information regarding copyright ownership.
    5    * The ASF licenses this file to You under the Apache License, Version 2.0
    6    * (the "License"); you may not use this file except in compliance with
    7    * the License.  You may obtain a copy of the License at
    8    *
    9    *   http://www.apache.org/licenses/LICENSE-2.0
   10    *
   11    * Unless required by applicable law or agreed to in writing, software
   12    * distributed under the License is distributed on an "AS IS" BASIS,
   13    * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   14    * See the License for the specific language governing permissions and
   15    * limitations under the License.
   16    *
   17    */
   18   
   19   package org.apache.jmeter.control;
   20   
   21   import java.io.Serializable;
   22   import java.util.Random;
   23   
   24   public class RandomController extends InterleaveControl implements Serializable {
   25       static final Random rand = new Random();
   26   
   27       public RandomController() {
   28       }
   29   
   30       /**
   31        * @see org.apache.jmeter.control.GenericController#resetCurrent()
   32        */
   33       protected void resetCurrent() {
   34           if (getSubControllers().size() > 0) {
   35               current = rand.nextInt(this.getSubControllers().size());
   36           } else {
   37               current = 0;
   38           }
   39       }
   40   
   41       /**
   42        * @see org.apache.jmeter.control.GenericController#incrementCurrent()
   43        */
   44       protected void incrementCurrent() {
   45           super.incrementCurrent();
   46           current = rand.nextInt(this.getSubControllers().size());
   47       }
   48   
   49   }

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