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jason_yao
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1 parent 3598fb0 commit 5dec106

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‎大話/note/code/Factory‎

26.3 KB
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‎大話/note/code/Factory.cpp‎

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#include <string>
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#include <iostream>
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using namespace std;
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//實例基類,相當於 Product(為了方便,沒用抽象)
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class LeiFeng {
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public:
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virtual void Sweep() {
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cout << "雷鋒掃地" << endl;
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}
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virtual ~LeiFeng() {
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}
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};
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//學雷鋒的大學生,相當於 ConcreteProduct
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class Student: public LeiFeng {
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public:
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virtual void Sweep() {
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cout << "大學生掃地" << endl;
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}
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};
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//學雷鋒的志願者,相當於 ConcreteProduct
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class Volenter: public LeiFeng {
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public :
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virtual void Sweep() {
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cout << "志願者" << endl;
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}
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};
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//工廠基類 Creator
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class LeiFengFactory {
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public:
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virtual LeiFeng* CreateLeiFeng() {
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return new LeiFeng();
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}
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virtual ~LeiFengFactory() {
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}
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};
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//工廠具體類
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class StudentFactory : public LeiFengFactory {
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public :
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virtual LeiFeng* CreateLeiFeng() {
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return new Student();
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}
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};
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class VolenterFactory : public LeiFengFactory {
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public:
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virtual LeiFeng* CreateLeiFeng() {
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return new Volenter();
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}
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};
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//用戶端
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int main() {
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LeiFengFactory* sf = new LeiFengFactory();
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LeiFeng* s = sf->CreateLeiFeng();
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s->Sweep();
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delete s;
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delete sf;
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return 0;
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}
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‎大話/note/code/Observer‎

79.7 KB
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‎大話/note/code/Observer.cpp‎

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#include <string>
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#include <iostream>
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#include <vector>
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using namespace std;
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class Secretary;
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//看股票的同事類(觀察對象,觀察者)
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class StockObserver {
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private:
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string name;
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Secretary* sub;
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public:
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StockObserver(string strname, Secretary* strsub) {
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name = strname;
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sub = strsub;
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}
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void Update();
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};
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//秘書類(主題物件,通知者)
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class Secretary {
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private:
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vector<StockObserver> observers;
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public:
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string action;
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void Add(StockObserver ob) {
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observers.push_back(ob);
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}
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void Notify() {
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vector<StockObserver>::iterator p = observers.begin();
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while (p != observers.end()) {
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(*p).Update();
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p++;
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}
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}
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};
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void StockObserver::Update() {
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cout << name << ":" << sub->action << ",不要玩股票了,要開始工作了" << endl;
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}
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//用戶端
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int main() {
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Secretary* p = new Secretary();
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//創建通知者
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//觀察者
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StockObserver* s1 = new StockObserver("小李", p);
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StockObserver* s2 = new StockObserver("小趙", p);
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//加入通知佇列
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p->Add(*s1);
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p->Add(*s2);
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//事件
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p->action = "老闆來了";
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//通知
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p->Notify();
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return 0;
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}
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‎大話/note/code/Prototype‎

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‎大話/note/code/Prototype.cpp‎

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#include<iostream>
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#include <vector>
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#include <string>
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using namespace std;
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class Prototype { //抽象基類
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private:
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string m_strName;
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public:
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Prototype(string strName) {
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m_strName = strName;
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}
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Prototype() {
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m_strName = " ";
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}
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void Show() {
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cout << m_strName << endl;
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}
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virtual Prototype* Clone() = 0 ;
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};
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// class ConcretePrototype1
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class ConcretePrototype1 : public Prototype {
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public:
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ConcretePrototype1(string strName) : Prototype(strName) {}
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ConcretePrototype1() {}
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virtual Prototype* Clone() {
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ConcretePrototype1* p = new ConcretePrototype1() ;
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*p = *this ; //複製對象
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return p ;
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}
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};
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// class ConcretePrototype2
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class ConcretePrototype2 : public Prototype {
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public:
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ConcretePrototype2(string strName) : Prototype(strName) {}
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ConcretePrototype2() {}
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virtual Prototype* Clone() {
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ConcretePrototype2* p = new ConcretePrototype2() ;
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*p = *this ; //複製對象
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return p ;
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}
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};
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//用戶端
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int main() {
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ConcretePrototype1* test = new ConcretePrototype1("小王");
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ConcretePrototype2* test2 = (ConcretePrototype2*)test->Clone();
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test->Show();
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test2->Show();
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return 0;
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}
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‎大話/note/code/builder1‎

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‎大話/note/code/builder1.cpp‎

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#include <string>
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#include <iostream>
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#include <vector>
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using namespace std;
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//最終的產品類
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class Product {
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private:
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vector<string> m_product;
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public:
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void Add(string strtemp) {
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m_product.push_back(strtemp);
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}
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void Show() {
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vector<string>::iterator p = m_product.begin();
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while (p != m_product.end()) {
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cout << *p << endl;
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p++;
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}
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}
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};
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//建造者基類
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class Builder {
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public:
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virtual void BuilderA() = 0;
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virtual void BuilderB() = 0;
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virtual Product* GetResult() = 0;
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};
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//第一種建造方式
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class ConcreteBuilder1 : public Builder {
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private:
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Product* m_product;
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public:
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ConcreteBuilder1() {
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m_product = new Product();
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}
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virtual void BuilderA() {
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m_product->Add("one");
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}
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virtual void BuilderB() {
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m_product->Add("two");
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}
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virtual Product* GetResult() {
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return m_product;
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}
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};
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//第二種建造方式
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class ConcreteBuilder2 : public Builder {
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private:
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Product* m_product;
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public:
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ConcreteBuilder2() {
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m_product = new Product();
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}
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virtual void BuilderA() {
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m_product->Add("A");
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}
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virtual void BuilderB() {
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m_product->Add("B");
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}
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virtual Product* GetResult() {
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return m_product;
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}
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};
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//指揮者類
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class Direct {
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public:
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void Construct(Builder* temp) {
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temp->BuilderA();
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temp->BuilderB();
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}
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};
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//用戶端
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int main() {
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Direct* p = new Direct();
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Builder* b1 = new ConcreteBuilder1();
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Builder* b2 = new ConcreteBuilder2();
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p->Construct(b1);
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//調用第一種方式
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Product* pb1 = b1->GetResult();
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pb1->Show();
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p->Construct(b2);
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//調用第二種方式
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Product* pb2 = b2->GetResult();
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pb2->Show();
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return 0;
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}
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‎大話/note/code/builder2‎

28.6 KB
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‎大話/note/code/builder2.cpp‎

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#include <string>
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#include <iostream>
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#include <vector>
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using namespace std;
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class Person {
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public:
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virtual void CreateHead() = 0;
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virtual void CreateHand() = 0;
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virtual void CreateBody() = 0;
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virtual void CreateFoot() = 0;
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virtual ~Person() {
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}
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};
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class ThinPerson : public Person {
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public:
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virtual void CreateHead() {
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cout << "thin head" << endl;
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}
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virtual void CreateHand() {
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cout << "thin hand" << endl;
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}
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virtual void CreateBody() {
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cout << "thin body" << endl;
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}
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virtual void CreateFoot() {
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cout << "thin foot" << endl;
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}
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};
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class ThickPerson : public Person {
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public:
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virtual void CreateHead() {
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cout << "ThickPerson head" << endl;
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}
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virtual void CreateHand() {
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cout << "ThickPerson hand" << endl;
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}
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virtual void CreateBody() {
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cout << "ThickPerson body" << endl;
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}
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virtual void CreateFoot() {
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cout << "ThickPerson foot" << endl;
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}
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};
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//指揮者類
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class Direct {
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private:
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Person* p;
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public:
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Direct(Person* temp) {
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p = temp;
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}
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void Create() {
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p->CreateHead();
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p->CreateBody();
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p->CreateHand();
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p->CreateFoot();
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}
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};
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//用戶端代碼:
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int main() {
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Person* p = new ThickPerson();
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Direct* d = new Direct(p);
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d->Create();
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delete d;
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delete p;
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return 0;
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}
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