package ceshi.duoxiancheng.sisuo;
import java.util.concurrent.locks.Condition;
import java.util.concurrent.locks.Lock;
import java.util.concurrent.locks.ReentrantLock;
public class Demo {
public static void main(String[] args) {
RunnableA_1 r1 = new RunnableA_1();
RunnableA_2 r2 = new RunnableA_2();
Thread t1 = new Thread(r1);
Thread t2 = new Thread(r2);
t1.start();
t2.start();
}
}
class A {
final static Lock LOCK1=new ReentrantLock();
final static Lock LOCK2=new ReentrantLock();
static void show1() {
LOCK1.lock();
{
LOCK2.lock();
System.out.println("show1..");
LOCK2.unlock();
}
LOCK1.unlock();
}
static void show2() {
LOCK2.lock();
{
LOCK1.lock();
System.out.println("show2...");
LOCK1.unlock();
}
LOCK2.unlock();
}
}
class RunnableA_1 implements Runnable {
public void run() {
while (true) {
A.show1();
}
}
}
class RunnableA_2 implements Runnable {
public void run() {
while (true) {
A.show2();
}
}
}
代码-JavaSE-多线程-一个死锁示例
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转载自www.cnblogs.com/wonewo/p/9440172.html
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