- public class Test {
- public static void main(String[] args) {
- User u = new User("张三", 100);
- MyThread t1 = new MyThread("线程A", u, 20);
- MyThread t2 = new MyThread("线程B", u, -60);
- MyThread t3 = new MyThread("线程C", u, -80);
- MyThread t4 = new MyThread("线程D", u, -30);
- MyThread t5 = new MyThread("线程E", u, 32);
- MyThread t6 = new MyThread("线程F", u, 21);
- t1.start();
- t2.start();
- t3.start();
- t4.start();
- t5.start();
- t6.start();
- }
- }
- class MyThread extends Thread {
- private User u;
- private int y = 0;
- MyThread(String name, User u, int y) {
- super(name);
- this.u = u;
- this.y = y;
- }
- public void run() {
- u.oper(y);
- }
- }
- class User {
- private String code;
- private int cash;
- User(String code, int cash) {
- this.code = code;
- this.cash = cash;
- }
- public String getCode() {
- return code;
- }
- public void setCode(String code) {
- this.code = code;
- }
- /**
- * 业务方法
- * @param x 添加x万元
- */
- public synchronized void oper(int x) {
- try {
- Thread.sleep(10L);
- this.cash += x;
- System.out.println(Thread.currentThread().getName() + "运行结束,增加“" + x + "”,当前用户账户余额为:" + cash);
- Thread.sleep(10L);
- } catch (InterruptedException e) {
- e.printStackTrace();
- }
- }
- @Override
- public String toString() {
- return "User{" +
- "code='" + code + '\'' +
- ", cash=" + cash +
- '}';
- }
- }
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