java160109DeadLockTest

/**

* 死锁举例

*/

package java160109;

/**

* @author LiZheng

*

*/

public class DeadLockTest {

/**

* @param args

*/

public static void main(String[] args) {

Thread thread1 =new Thread(new Test(true));

Thread thread2 =new Thread(new Test(false));

thread1.start();

thread2.start();

}

}

class Test implements Runnable{

private boolean flag;

Test(boolean flag) {

this.flag=flag;

}

@Override

public void run() {

if (flag) {

while (true) {

System.out.println("if locka");

synchronized (MyLoack.locka) {

synchronized (MyLoack.lockb) {

System.out.println("if lockb");

}

}

}

} else {

while (true) {

System.out.println("else lockb");

synchronized (MyLoack.lockb) {

synchronized (MyLoack.locka) {

System.out.println("else locka");

}

}

}

}

}

}

class MyLoack{

static Object locka=new Object();

static Object lockb=new Object();

}