package jave;
/*死锁--原理:两个线程由于相互等待对方已经锁住的资源而进入循环等到,最后导致死锁*/
public class TestDeadLock implements Runnable {
public int flag = 1;
static Object o1 = new Object() ;
static Object o2 = new Object();
public void run() {
System.out.println("flag = " + flag);
if(flag == 1) {
synchronized(o1) {
try {
Thread.sleep(500);
} catch(InterruptedException e) {
e.printStackTrace();
}
synchronized(o2) {
System.out.println("1");
}
}
}
if(flag == 0) {
synchronized(o2) {
try {
Thread.sleep(500);
} catch(InterruptedException e) {
e.printStackTrace();
}
synchronized(o1) {
System.out.println("0");
}
}
}
}
public static void main(String[] args) {
TestDeadLock td1 = new TestDeadLock();
TestDeadLock td2 = new TestDeadLock();
td1.flag = 1;
td2.flag = 0;
Thread t1 = new Thread(td1);
Thread t2 = new Thread(td2);
t1.start();
t2.start();
}
}
Java模拟死锁
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转载自blog.csdn.net/wangjian530/article/details/82884407
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