TestSuspend

class TestSuspend{
 public static void main(String args[]) throws InterruptedException{
    ExClassA Str=new ExClassA();
    ExClassB Str2=new ExClassB();
    Str.start();
    Str2.start();
    Str.suspend();
    Str.sleep(3000);
    Str.resume();
 }
}
class ExClassA extends Thread{
 public void run(){
      System.out.print("1.Java");
      System.out.print("2.Network");
      System.out.print("3.Database");
 }
}
class ExClassB extends Thread{
 public void run(){
      System.out.println("ÃÒÂÇÔªÒ·Õèà»Ô´Ê͹·Õ´Ñ§¹Õé:");
 }
}