hthreada.java

来自「java课件及例程有一些PPT及一些例程」· Java 代码 · 共 30 行

//import java.util.*;
class hThreada extends Thread {
   int pauseTime;
   String name;
   public hThreada(int hTime, String hStr) {
     pauseTime = hTime;
     name = hStr;
    }
   public void run() {
    for(int i=1;i<10;i++) {
      try {
      System.out.println(name + "：" + new Date(System.currentTimeMillis()));
      Thread.sleep(pauseTime);
       }
     catch(Exception e)  {
       System.out.println("线程错误："+e);
        }
       }
      }
  static public void main(String args[]) {
    System.out.println("1:"+Thread.activeCount());	
    hThreada myThread1 = new hThreada(2000, "线程A");
    myThread1.start();
    System.out.println("2:"+Thread.activeCount());
    hThreada myThread2 = new hThreada(1000, "线程B");
    myThread2.start();
    System.out.println("3:"+Thread.activeCount());
  }
}