/** 方式:Runnable匿名子类+Thread匿名子类：          *  Thread执行流程是这样的：<br>         *  找子类的run方法，若没有就找父类的run方法，父类的run方法回去找Runnable的run方法         */        new Thread(new Runnable() {            public void run() {                while (true) {                    try {                        Thread.sleep(500);                    } catch (InterruptedException e) {                        e.printStackTrace();                    }                    System.out.println("runnable :" + Thread.currentThread().getName());                }            }        }) {            public void run() {                while (true) {                    try {                        Thread.sleep(500);                    } catch (InterruptedException e) {                        e.printStackTrace();                    }                    System.out.println("thread :" + Thread.currentThread().getName());                }            }        }.start();

    public void run() {    if (target != null) {        target.run();    }    }