Java并发之死锁实例

package com.thread.test.thread;

/**
* Created by windwant on 2016/6/3.
*/
public class MyTestDeadLock {
public void run() {
MyThread mt = new MyThread();
new Thread(mt, "zhangsan").start();
new Thread(mt, "lisi").start();
}

class MyThread implements Runnable {
private Object o1 = new Object();
private Object o2 = new Object();
private boolean flag = true;

public void run() {
if (flag) {
flag = false;
synchronized (o1) {
System.out.println(Thread.currentThread().getName() + " have o1");
try {
Thread.sleep(100);
} catch (InterruptedException e) {
e.printStackTrace();
}
synchronized (o2) {
System.out.println(Thread.currentThread().getName() + " have o2");
}
}
} else {
flag = true;
synchronized (o2) {
System.out.println(Thread.currentThread().getName() + " have o2");
try {
Thread.sleep(100);
} catch (InterruptedException e) {
e.printStackTrace();
}
synchronized (o1) {
System.out.println(Thread.currentThread().getName() + " have o1");
}
}
}
}
}

public static void main(String[] args) {
new MyTestDeadLock().run();
}
}