//目标接口（新接口）

class ITarget{

public:

virtual void process()=0;

};

//遗留接口（老接口）

class IAdaptee{

public:

virtual void foo(int data)=0;

virtual int bar()=0;

};

//遗留类型

class OldClass: public IAdaptee{

//....

};

//对象适配器

class Adapter: public ITarget{ //继承

protected:

IAdaptee* pAdaptee;//组合

public:

Adapter(IAdaptee* pAdaptee){

this->pAdaptee=pAdaptee;

}

virtual void process(){

int data=pAdaptee->bar();

pAdaptee->foo(data);

}

};

//类适配器

class Adapter: public ITarget,

protected OldClass{ //多继承

}

int main(){

IAdaptee* pAdaptee=new OldClass();

ITarget* pTarget=new Adapter(pAdaptee);

pTarget->process();

}

class stack{

deqeue container;

};

class queue{

deqeue container;

};