Facade

說明：

• 設計『門戶』物件。

// FacadeCallCenter.h

#ifndef _FACADECALLCENTER_H

#define _FACADECALLCENTER_H

#include <string>

using namespace std;

#include "John.h"

#include "Mary.h"

#include "Fred.h"

class FacadeCallCenter {

public:

void call(int callee, string myMessage);

private:

John john;

Mary mary;

Fred fred;

};

#endif