zoukankan      html  css  js  c++  java
  • 多线程同步实例

    //模拟一个场景,一个线程写数据,另一个线程读数据

    package com.vcredit.ddcash.decision;

    public class MyThread {

    public static void main(String[] args) {
    Res res = new Res();
    Thread t1 = new Thread(new inputThread(res));
    Thread t2 = new Thread(new outputThread(res));
    t1.start();
    t2.start();
    }
    }
    //写数据
    class inputThread implements Runnable{
    Res res;;
    int count = 100;
    public inputThread(Res res){
    this.res = res;
    }
    @Override
    public void run() {
    int i=0;
    while(true){synchronized (res) {
    // if (res.flag) {
    // try {
    // res.wait();
    // } catch (InterruptedException e) {
    // }
    // }
    if (i == 0) {
    res.setName("11");
    res.setSex("男");
    } else {
    res.setName("22");
    res.setSex("女");
    }
    i = (i + 1) % 2;
    //res.setFlag(true);
    //res.notify();
    }
    }
    }
    }
    //读书数据
    class outputThread implements Runnable{
    Res res;
    int count = 100;
    public outputThread(Res res){
    this.res = res;
    }
    @Override
    public void run() {

    while(true){
    synchronized (res) {
    /*if (!res.flag)
    try {
    res.wait();
    } catch (Exception e) {
    }*/
    System.out.println("name:" + res.getName() + "--sex:" + res.getSex());
    //res.setFlag(false);
    //res.notify();
    }

    }
    }
    }
    class Res{
    private String name;
    private String sex;
    private boolean flag;
    public String getName() {
    return name;
    }
    public void setName(String name) {
    this.name = name;
    }
    public String getSex() {
    return sex;
    }
    public void setSex(String sex) {
    this.sex = sex;
    }
    public boolean isFlag() {
    return flag;
    }
    public void setFlag(boolean flag) {
    this.flag = flag;
    }

    }

  • 相关阅读:
    poj 1579(动态规划初探之记忆化搜索)
    hdu 1133(卡特兰数变形)
    CodeForces 625A Guest From the Past
    CodeForces 625D Finals in arithmetic
    CDOJ 1268 Open the lightings
    HDU 4008 Parent and son
    HDU 4044 GeoDefense
    HDU 4169 UVALive 5741 Wealthy Family
    HDU 3452 Bonsai
    HDU 3586 Information Disturbing
  • 原文地址:https://www.cnblogs.com/muliu/p/6485542.html
Copyright © 2011-2022 走看看