package com.yeyue.thread; import java.util.concurrent.Callable; import java.util.concurrent.ExecutionException; import java.util.concurrent.FutureTask; public class TeatThreadAll { public static void main(String[] args) { new MyThread1().start(); new Thread(new MyThread2()).start(); FutureTask<Integer> futureTask = new FutureTask<Integer>(new MyThread3()); new Thread(futureTask).start(); try { Integer integer = futureTask.get(); System.out.println(integer); } catch (InterruptedException e) { e.printStackTrace(); } catch (ExecutionException e) { e.printStackTrace(); } } } class MyThread1 extends Thread { @Override public void run() { System.out.println("MyThread1"); } } class MyThread2 implements Runnable{ @Override public void run() { System.out.println("MyThread2"); } } class MyThread3 implements Callable{ @Override public Integer call() throws Exception { System.out.println("MyThread3"); return 100; } }