libjava/testsuite/libjava.lang/PR18699.java

   1 // Test for thread-local allocation problems.
   2
   3 import java.util.HashMap;
   4 import java.util.Observable;
   5 import java.util.Observer;
   6
   7 class PR18699 extends Observable implements Runnable, Observer {
   8
   9   public static void main(String[] args) throws InterruptedException {
  10     PR18699 PR18699_1 = new PR18699();
  11     PR18699 PR18699_2 = new PR18699();
  12     PR18699_1.addObserver(PR18699_2);
  13     PR18699_2.addObserver(PR18699_1);
  14     new Thread(PR18699_1).start();
  15     new Thread(PR18699_2).start();
  16   }
  17
  18   public void run() {
  19     int c = 0;
  20     String s = "";
  21     while (++c < 50) {
  22       this.setChanged();
  23       s = "";
  24       for (int i = 0; i < 200; i++)
  25         s += String.valueOf(i);
  26       this.notifyObservers(s);
  27     }
  28   }
  29
  30   HashMap map = new HashMap();
  31
  32   public void update(Observable o, Object obj)
  33   {
  34     map.put(o, obj);
  35   }
  36 }