模拟一个场景：Meten和Eric同时喜欢上了一个妹妹Janet,这两个人就开始追了Eric追Janet的方式是牺牲色相,他追了50次Meten追Janet的方式用的是金钱,我追了30次在追的过程中，如果打印meten的追女孩子的方式有一次是色相，那么这个程序就错了或者如果打印Eric追女孩子的方式有一次是金钱，那么这个程序就错了提醒：共享数据，但不共享代码public class Exec5Demo {/*** 共享数据的时候，为了防止出现脏数据，应加锁*/public static void main(String[] args){Girl girl = new Girl("Janet");Runnable chasingTarget = new ChasingGirlTarget(girl,"用金钱");Thread chTarget = new Thread(chasingTarget,"Meten");Thread chasingGirlTarget = new ChasingGril(girl,"牺牲色相","Eric");chTarget.start();chasingGirlTarget.start();}}class Girl{private String name; public Girl(String name){this.name = name ;}public String getName() {return name;}public void setName(String name) {this.name = name;}}/*** Eric* @author Administrator**/class ChasingGril extends Thread{private Girl girl;private String method;public ChasingGril(Girl girl,String method,String name){super(name);this.girl = girl ;this.method = method;}public void run(){String name = Thread.currentThread().getName();System.out.println(name + "喜欢上" + this.girl.getName());System.out.println(name + "开始追" + this.girl.getName());synchronized(girl){for(int i = 0 ; i < 50; i++ ){System.out.println(name+this.method+"追"+this.girl.getName() );try {Thread.sleep(1000);} catch (InterruptedException e) {// TODO Auto-generated catch blocke.printStackTrace();}}}}}/*** Meten* @author Administrator**/class ChasingGirlTarget implements Runnable{private Girl girl ;private String method ;public ChasingGirlTarget(Girl girl , String method ){this.girl = girl ;this.method = method ;}public void run(){String name = Thread.currentThread().getName();System.out.println(name + "喜欢上了" + this.girl.getName());System.out.println(name + "开始追" + this.girl.getName());synchronized(girl){for( int i = 0 ; i < 30 ; i++){System.out.println(name + this.method + "追" + this.girl.getName());try {Thread.sleep(1000);} catch (InterruptedException e) {// TODO Auto-generated catch blocke.printStackTrace();}}}}}
