[TOC]
线程死锁
代码显示
public class DealLock implements Runnable {
private Object Alock = new Object();
private Object Block = new Object();
@Override
public void run() {
String name = Thread.currentThread().getName();
if ("A".equals(name)) {
a();
} else {
b();
}
}
public void a() {
synchronized (Alock) {
System.out.println("我已经获取了A锁，休息一下获取B锁");
try {
Thread.sleep(1_000L);
} catch (InterruptedException e) {
e.printStackTrace();
}
synchronized (Block) {
System.out.println("我已经获取了B锁，执行完成");
}
}
}
public void b() {
synchronized (Block) {
System.out.println("我已经获取了B锁，休息一下获取A锁");
try {
Thread.sleep(1_000L);
} catch (InterruptedException e) {
e.printStackTrace();
}
synchronized (Alock) {
System.out.println("我已经获取了A锁,执行完成");
}
}
}
public static void main(String[] args) {
DealLock deallock = new DealLock();
Thread thread = new Thread(deallock,"A");
thread.start();
Thread thread2 = new Thread(deallock,"B");
thread2.start();
}
}
运行结果
我已经获取了A锁，休息一下获取B锁
我已经获取了B锁，休息一下获取A锁
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