deadlockthread.java

Java程序设计技巧与开发实例附书源代码。

import java.awt.TextArea;

public class DeadLockThread extends Thread
{  private DeadLock bank;
   private int  id;
   private TextArea display;
   public DeadLockThread(int _id, DeadLock _bank, TextArea _display)
   {  bank    = _bank;
      id      = _id;
      display = _display;
      start();
   }
   public void run()
   {  while (true)
      {  int amount = (int)(1500 * Math.random());
         display.append("\nThread " + DeadLock.NAMES[id] + " sends $" +
                        amount + " into " + DeadLock.NAMES[(1-id)]);
         try
         {  sleep(20);
         }
         catch (InterruptedException ie)
         {  System.err.println("Interrupted"); }
         bank.transfer(id, 1-id, amount);
      }
   }
}