多线程

package cn.itcast_04; /* * public final void join():等待该线程终止。 */ public class ThreadJoinDemo { public static void main(String[] args) { // 创建线程对象 ThreadJoin tj1 = new ThreadJoin(); ThreadJoin tj2 = new ThreadJoin(); ThreadJoin tj3 = new ThreadJoin(); // 重命名线程 tj1.setName("李渊"); tj2.setName("李世民"); tj3.setName("李元霸"); // 启动线程 tj1.start(); try { tj1.join(); } catch (InterruptedException e) { // TODO Auto-generated catch block e.printStackTrace(); } tj2.start(); tj3.start(); } }

package cn.itcast_04; public class ThreadJoin extends Thread { @Override public void run() { for (int x = 0; x < 50; x++) { System.out.println(getName() + ":" + x); } } }