DealThread.java

package com.brianway.learning.java.multithread.synchronize.example12;

/**
 * Created by Brian on 2016/4/13.
 */
public class DealThread implements Runnable {
    public String username;

    public Object lock1 = new Object();
    public Object lock2 = new Object();

    public void setFlag(String username) {
        this.username = username;
    }

    public void run() {
        if (username.equals("a")) {
            synchronized (lock1) {
                try {
                    System.out.println("username = " + username);
                    Thread.sleep(2000);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }

                synchronized (lock2) {
                    System.out.println("按lock1->lock2代码顺序执行");
                }
            }
        }
        if (username.equals("b")) {
            synchronized (lock2) {
                try {
                    System.out.println("username = " + username);
                    Thread.sleep(2000);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }

                synchronized (lock1) {
                    System.out.println("按lock2->lock1代码顺序执行");
                }
            }
        }
    }
}