c++简单工厂类的设计模式

/*简单工厂设计模式
*/

#include <iostream>
using namespace std;
class Fruit
{
    /************************************************************************/
    /* 创建一个抽象水果类                                                               */
    /************************************************************************/
public:
    virtual void getFruit()=0;
protected:
private:
};

class Banana :public Fruit
{
public:
    virtual void getFruit(){
        cout<<"香蕉"<<endl;
    }
protected:
private:
};

class pear :public Fruit
{
public:
    void getFruit(){
        cout<<"pear"<<endl;
    }

protected:
private:
};

class Factory
{
    /************************************************************************/
    /* 创建一个工厂类,生产具体的水果                                                                     */
    /************************************************************************/
public:
      static Fruit * Create(char *name){
        Fruit * temp=NULL;
        if(strcmp(name,"banana")==0){
            temp=new Banana();
        }else if(strcmp(name,"pear")==0){
            temp=new pear();
        }else{
            return NULL;
        }
    }
protected:
private:
};

int main(){
    Fruit *pear=Factory::Create("pear");
if(pear==NULL){ cout<<"生产失败"<<endl; } pear->getFruit(); Fruit *banana =Factory::Create("banana"); banana->getFruit(); char * a="xsaxa"; cout<< *a <<endl; return 0; }
原文地址:https://www.cnblogs.com/zhangyanguang/p/4923437.html