获取lock锁后发生异常后，线程退出，lock锁不释放
package com.horizon.thread.basic;import java.util.concurrent.locks.Lock;import java.util.concurrent.locks.ReentrantLock;/** * 演示功能： * 当lock锁获得后如果发生异常，线程结束，但是 lock锁不会释放 * @author <a href="wangxinchun@yahoo.com.cn">新春.王</a> * */public class ThreadException extends Thread{static Lock lock1 = new ReentrantLock();static Lock lock2 = new ReentrantLock(); private static boolean flag = true;public ThreadException() {}public static void main(String[] args) {new ThreadException().start();new ThreadException().start();}@Overridepublic void run() {if(flag){flag = false;lock1.lock();if(true){ //此处故意抛出运行时异常，当前线程结束，但是锁没有释放throw new NumberFormatException();}lock2.lock();System.out.println("flag :true");try {Thread.sleep(1000);} catch (InterruptedException e) {e.printStackTrace();}lock2.unlock();lock1.unlock();}else{flag = true;lock2.lock(); //再次获取lock1时 suspend lock1.lock();System.out.println("flag :false");try {Thread.sleep(1000);} catch (InterruptedException e) {e.printStackTrace();}lock1.unlock();lock2.unlock();}super.run();}}