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Demo.java

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package condition;

import java.util.concurrent.locks.Condition;

import java.util.concurrent.locks.Lock;

import java.util.concurrent.locks.ReentrantLock;

public class Demo {

private final Lock lock = new ReentrantLock();

private final Condition condition = lock.newCondition();

private class T implements Runnable {

@Override

public void run() {

try {

lock.lock();

try {

System.out.println("开始等待");

condition.await();

System.out.println(Thread.currentThread().isInterrupted());

} finally {

lock.unlock();

}

} catch (InterruptedException e) {

e.printStackTrace();

}

}

}

public void signal() {

lock.lock();

try {

System.out.println("获得锁");

condition.signalAll();

} finally {

lock.unlock();

}

}

public static void main(String[] args) throws InterruptedException {

Demo demo = new Demo();

new Thread(demo.new T()).start();

Thread.sleep(2000);

demo.signal();

}

}