Java线程：新特征-锁（下）(2)

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import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.locks.ReadWriteLock;
import java.util.concurrent.locks.ReentrantReadWriteLock;
/**
* Java线程：锁
* @author leizhimin 2009-11-5 10:57:29
*/
public class Test {
        public static void main(String[] args) {
                //创建并发访问的账户
                MyCount myCount = new MyCount("95599200901215522", 10000);
                //创建一个锁对象
                ReadWriteLock lock = new ReentrantReadWriteLock(false);
                //创建一个线程池
                ExecutorService pool = Executors.newFixedThreadPool(2);
                //创建一些并发访问用户，一个信用卡，存的存，取的取，好热闹啊
                User u1 = new User("张三", myCount, -4000, lock, false);
                User u2 = new User("张三他爹", myCount, 6000, lock, false);
                User u3 = new User("张三他弟", myCount, -8000, lock, false);
                User u4 = new User("张三", myCount, 800, lock, false);
                User u5 = new User("张三他爹", myCount, 0, lock, true);
                //在线程池中执行各个用户的操作
                pool.execute(u1);
                pool.execute(u2);
                pool.execute(u3);
                pool.execute(u4);
                pool.execute(u5);
                //关闭线程池
                pool.shutdown();
        }
}