博客
关于我
设计模式——工厂模式
阅读量:86 次
发布时间:2019-02-25

本文共 3008 字,大约阅读时间需要 10 分钟。

??????????????????????????????????????????????????????????????????????????????????????

???????????????????????????????????????????new??????????????????????????????????????????????????????????????????

?????????????????????????????????????????????????????????????????????????

???????????????????????????????????????????????????????????????????????????????????????????

???????????????????????????????????????????????????????????????????????????????????????????????????????????

??????????Java???????

// ???Clothespackage features;public abstract class Clothes {    private int wristband = 2;    private int neckline = 1;        public void hold() {        System.out.println("??????????");    }        public int getWristband() {        return wristband;    }    public void setWristband(int wristband) {        this.wristband = wristband;    }        public int getNeckline() {        return neckline;    }    public void setNeckline(int neckline) {        this.neckline = neckline;    }}
// ?????AutumnClothpackage special;import features.Clothes;public class AutumnCloth extends Clothes {    @Override    public void hold() {        System.out.println("??????????");    }}
// ?????SpringClothpackage special;import features.Clothes;public class SpringCloth extends Clothes {    @Override    public void hold() {        System.out.println("????????????");    }}
// ?????SummerClothpackage special;import features.Clothes;public class SummerCloth extends Clothes {    @Override    public void hold() {        System.out.println("???????????");    }}
// ???ClothFactorypackage factory;import features.Clothes;import special.AutumnCloth;import special.SpringCloth;import special.SummerCloth;public class ClothFactory {    public static Clothes createClothes(String type) throws Exception {        Clothes clothes = null;        switch (type) {            case "spring":                clothes = new SpringCloth();                break;            case "summer":                clothes = new SummerCloth();                break;            case "autumn":                clothes = new AutumnCloth();                break;            default:                throw new Exception("???????????");        }        return clothes;    }}
// ?????package client;import features.Clothes;import factory.ClothFactory;public class Client {    public static void main(String[] args) throws Exception {        System.out.println("?????????");        Clothes spring = ClothFactory.createClothes("spring");        spring.hold();        System.out.println("********************");        System.out.println("?????????");        Clothes autum = ClothFactory.createClothes("autumn");        autum.hold();        System.out.println("********************");        System.out.println("?????????");        Clothes summer = ClothFactory.createClothes("summer");        summer.hold();        System.out.println("********************");    }}

?????????????????????????????????????????????????????????????????????????????????????????????????

转载地址:http://mso.baihongyu.com/

你可能感兴趣的文章
Mysql中存储引擎简介、修改、查询、选择
查看>>
Mysql中存储过程、存储函数、自定义函数、变量、流程控制语句、光标/游标、定义条件和处理程序的使用示例
查看>>
mysql中实现rownum,对结果进行排序
查看>>
mysql中对于数据库的基本操作
查看>>
Mysql中常用函数的使用示例
查看>>
MySql中怎样使用case-when实现判断查询结果返回
查看>>
Mysql中怎样使用update更新某列的数据减去指定值
查看>>
Mysql中怎样设置指定ip远程访问连接
查看>>
mysql中数据表的基本操作很难嘛,由这个实验来带你从头走一遍
查看>>
Mysql中文乱码问题完美解决方案
查看>>
mysql中的 +号 和 CONCAT(str1,str2,...)
查看>>
Mysql中的 IFNULL 函数的详解
查看>>
mysql中的collate关键字是什么意思?
查看>>
MySql中的concat()相关函数
查看>>
mysql中的concat函数,concat_ws函数,concat_group函数之间的区别
查看>>
MySQL中的count函数
查看>>
MySQL中的DB、DBMS、SQL
查看>>
MySQL中的DECIMAL类型:MYSQL_TYPE_DECIMAL与MYSQL_TYPE_NEWDECIMAL详解
查看>>
MySQL中的GROUP_CONCAT()函数详解与实战应用
查看>>
MySQL中的IO问题分析与优化
查看>>