Thread_project/Thread_module/src/Thread_safe_package/MyThread3.java

package Thread_safe_package;

public class MyThread3 extends Thread {

    static Object objA = new Object();
    static Object objB = new Object();

    @Override
    public void run() {
        //1、循环
        while (true) {
            if ("线程A".equals(getName())) {
                synchronized (objA){
                    System.out.println("线程A拿到了A锁，准备拿B锁");
                    synchronized (objB){
                        System.out.println("线程A拿到了B锁，顺利执行完一轮");
                    }
                }

            } else if ("线程B".equals(getName())) {
                synchronized (objB){
                    System.out.println("线程B拿到了B锁，准备拿A锁");
                    synchronized (objA){
                        System.out.println("线程B拿到了A锁，顺利执行完一轮");
                    }
                }
            }
        }
    }
}