java多线程示例详解编程语言

public class testThread implements Runnable { 
  int i; 
  testThread(int i) { 
    super(); 
    this.i = i; 
    } 
 
  public void run() { 
    for (int j=0; j < i; j++) { 
      System.out.println 
       (Thread.currentThread().getName() + " " + j); 
      } 
    System.out.println 
     (Thread.currentThread().getName() + " FINISHED"); 
    } 
 
  public static void main(String a[]) { 
    try { 
      testThread tt1 = new testThread(50); 
      testThread tt2 = new testThread(75); 
      Thread t1 = new Thread(tt1,"Test thread 1"); 
      Thread t2 = new Thread(tt2,"Test thread 2"); 
      t1.start(); 
      t2.start(); 
      t1.join(); 
      t2.join(); 
      System.out.println("Main FINISHED"); 
      } 
    catch (Exception e) { 
      e.printStackTrace(); 
      } 
    } 
}