html做网站怎么链接音乐,太原网站建设培训学校,建网站图片怎么找,上海做小程序抽象工厂模式针对的是产品族#xff0c;而不是产品等级结构。
产品族:同一产地或者同一产商#xff0c;功能不同。
产品等级:功能相同#xff0c;产地或者厂商不同。
代码如下:
#include iostream
using namespace std;class AbstractApple
{
public:virtual vo…抽象工厂模式针对的是产品族而不是产品等级结构。
产品族:同一产地或者同一产商功能不同。
产品等级:功能相同产地或者厂商不同。
代码如下:
#include iostream
using namespace std;class AbstractApple
{
public:virtual void showName() 0;
};class ChinaApple :public AbstractApple
{
public:virtual void showName(){cout 中国苹果 endl;}
};class UsaApple :public AbstractApple
{
public:virtual void showName(){cout 美国苹果 endl;}
};class JapanApple :public AbstractApple
{
public:virtual void showName(){cout 日本苹果 endl;}
};class AbstractBanana
{
public:virtual void showName() 0;
};class ChinaBanana :public AbstractBanana
{
public:virtual void showName(){cout 中国香蕉 endl;}
};class UsaBanana :public AbstractBanana
{
public:virtual void showName(){cout 美国香蕉 endl;}
};class JapanBanana :public AbstractBanana
{
public:virtual void showName(){cout 日本香蕉 endl;}
};class AbstractPear
{
public:virtual void showName() 0;
};class ChinaPear :public AbstractPear
{
public:virtual void showName(){cout 中国梨子 endl;}
};class UsaPear :public AbstractPear
{
public:virtual void showName(){cout 美国梨子 endl;}
};class JapanPear :public AbstractPear
{
public:virtual void showName(){cout 日本梨子 endl;}
};class AbstractFactory
{
public:virtual AbstractApple *CreateApple() 0;virtual AbstractBanana *CreateBanana() 0;virtual AbstractPear *CreatePear() 0;
};class ChinaFactory :public AbstractFactory
{
public:virtual AbstractApple *CreateApple(){return new ChinaApple;}virtual AbstractBanana *CreateBanana(){return new ChinaBanana;}virtual AbstractPear *CreatePear(){return new ChinaPear;}
};class UsaFactory :public AbstractFactory
{
public:virtual AbstractApple *CreateApple(){return new UsaApple;}virtual AbstractBanana *CreateBanana(){return new UsaBanana;}virtual AbstractPear *CreatePear(){return new UsaPear;}
};class JapanFactory :public AbstractFactory
{
public:virtual AbstractApple *CreateApple(){return new JapanApple;}virtual AbstractBanana *CreateBanana(){return new JapanBanana;}virtual AbstractPear *CreatePear(){return new JapanPear;}
};void test01()
{AbstractFactory *factory nullptr;AbstractApple *apple nullptr;AbstractBanana *banana nullptr;AbstractPear *pear nullptr;factory new ChinaFactory;apple factory-CreateApple();banana factory-CreateBanana();pear factory-CreatePear();apple-showName();banana-showName();pear-showName();//与构造的顺序相反倒着deletedelete pear;delete banana;delete apple;delete factory;
}int main()
{test01();return 0;
}
测试结果:
