// Fig. 16.7: UnsynchronizedBuffer.java
// UnsynchronizedBuffer represents a single shared integer.

public class UnsynchronizedBuffer implements Buffer {
   private int buffer = -1; // shared by producer and consumer threads

   // place value into buffer
   public void set( int value )
   {
      System.err.println( Thread.currentThread().getName() +
         " writes " + value );

      buffer = value;
   }

   // return value from buffer
   public int get()
   {
      System.err.println( Thread.currentThread().getName() +
         " reads " + buffer );

      return buffer; 
   }

} // end class UnsynchronizedBuffer



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