// Fig. 16.5: Producer.java
// Producer's run method controls a thread that
// stores values from 1 to 4 in sharedLocation.

public class Producer extends Thread {
   private Buffer sharedLocation; // reference to shared object

   // constructor
   public Producer( Buffer shared )
   {
       super( "Producer" );
       sharedLocation = shared;
   }

   // store values from 1 to 4 in sharedLocation
   public void run()
   {
      for ( int count = 1; count <= 4; count++ ) {  
         
         // sleep 0 to 3 seconds, then place value in Buffer
         try {
            Thread.sleep( ( int ) ( Math.random() * 3001 ) );
            sharedLocation.set( count );  
         }

         // if sleeping thread interrupted, print stack trace
         catch ( InterruptedException exception ) {
            exception.printStackTrace();
         }

      } // end for

      System.err.println( getName() + " done producing." + 
         "\nTerminating " + getName() + ".");

   } // end method run

} // end class Producer


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 * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and               *
 * Prentice Hall. All Rights Reserved.                                    *
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