141 lines
3.9 KiB
C++
141 lines
3.9 KiB
C++
/*******************************************************************
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* Copyright (c) 2022~2023 XMuli All rights reserved.
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* GitHub: https://github.com/XMuli
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* Description: 抽象工厂模式(Abstract Factory)
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* Up产品 up1、up2 两款式产品，Down 有 down1、down2 两款式产品；
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* 每个工厂一次只生产 Up + Down 系列产品，即可组成套装出售；比如
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* AFactory 生产 up1 + down1； BFactory 生产 up2 + down2；
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* CFactory 生产 up1 + down2； 等各种组合
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* See: https://blog.csdn.net/silangquan/article/details/20492293
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******************************************************************/
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#pragma once
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#include <iostream>
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using namespace std;
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/***************************************************************************
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每一个具体的 Factory 类，都可以创建多款 product，但是每款只能够生成 1 个(对象)
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***************************************************************************/
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class IUpProduct
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{
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public:
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virtual ~IUpProduct() = default;
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virtual void doSomeThing() = 0;
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};
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class Up1Product : public IUpProduct
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{
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public:
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virtual ~Up1Product() = default;
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virtual void doSomeThing() override {
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cout << "this is 1 UpProduct, do some thing..." << endl;
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}
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};
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class Up2Product : public IUpProduct
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{
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public:
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virtual ~Up2Product() = default;
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virtual void doSomeThing() override {
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cout << "this is 2 UpProduct, do some thing..." << endl;
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}
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};
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class IDownProduct
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{
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public:
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virtual ~IDownProduct() = default;
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virtual void doSomeThing() = 0;
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};
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class Down1Product : public IDownProduct
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{
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public:
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virtual ~Down1Product() = default;
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virtual void doSomeThing() override {
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cout << "this is 1 DownProduct, do some thing..." << endl;
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}
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};
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class Down2Product : public IDownProduct
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{
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public:
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virtual ~Down2Product() = default;
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virtual void doSomeThing() override {
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cout << "this is 2 DownProduct, do some thing..." << endl;
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}
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};
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class IFactory
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{
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public:
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virtual ~IFactory() = default;
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virtual IUpProduct* creatorUpProduct() = 0;
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virtual IDownProduct* creatorDownProduct() = 0;
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};
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class AFactory : public IFactory
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{
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public:
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virtual ~AFactory() = default;
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virtual IUpProduct* creatorUpProduct() override {
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return new Up1Product();
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}
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virtual IDownProduct* creatorDownProduct() override {
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return new Down1Product();
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}
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};
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class BFactory : public IFactory
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{
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public:
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virtual ~BFactory() = default;
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virtual IUpProduct* creatorUpProduct() override {
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return new Up2Product();
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}
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virtual IDownProduct* creatorDownProduct() override {
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return new Down2Product();
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}
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};
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class CFactory : public IFactory
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{
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public:
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virtual ~CFactory() = default;
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virtual IUpProduct* creatorUpProduct() override {
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return new Up1Product();
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}
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virtual IDownProduct* creatorDownProduct() override {
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return new Down2Product();
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}
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};
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//int main()
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//{
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// AFactory aFactory;
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// aFactory.creatorUpProduct()->doSomeThing();
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// aFactory.creatorDownProduct()->doSomeThing();
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// cout << endl;
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//
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// BFactory bFactory;
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// bFactory.creatorUpProduct()->doSomeThing();
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// bFactory.creatorDownProduct()->doSomeThing();
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// cout << endl;
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//
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// CFactory cFactory;
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// cFactory.creatorUpProduct()->doSomeThing();
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// cFactory.creatorDownProduct()->doSomeThing();
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// cout << endl;
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// return 0;
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//}
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/*****************************打印结果*******************************
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this is 1 UpProduct, do some thing...
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this is 1 DownProduct, do some thing...
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this is 2 UpProduct, do some thing...
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this is 2 DownProduct, do some thing...
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this is 1 UpProduct, do some thing...
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this is 2 DownProduct, do some thing...
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******************************************************************/ |