DesignPattern/13.ProxyPattern/2.Code/ProxyPattern.h

#ifndef __FLYPATTERN_PATTERN_H__
#define __FLYPATTERN_PATTERN_H__

#include <mutex>
#include <time.h>
using namespace std;

// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɫ
class Subject
{
public:
	Subject(){}
	virtual ~Subject(){}
	virtual void method() = 0;
};

// <20><>ʵ<EFBFBD><CAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɫ
class RealSubject :public Subject
{
public:
	RealSubject(){}
	virtual ~RealSubject(){}
	void method(){
		printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ҵ<EFBFBD>񷽷<EFBFBD>\n");
	}
};

// Log<6F><67>
class Log
{
public:
	Log(){}
	string getTime(){
		time_t t = time(NULL);
		char ch[64] = { 0 };
		//<2F><>-<2D><>-<2D><> ʱ:<3A><>:<3A><>
		strftime(ch, sizeof(ch)-1, "%Y-%m-%d %H:%M:%S", localtime(&t));     
		return ch;
	}
};

// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
class Proxy:public Subject
{
public:
	Proxy(){
		realSubject = new RealSubject();
		log = new Log();
	}
	void preCallMethod(){
		printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD>method()<29><><EFBFBD><EFBFBD><EFBFBD>ã<EFBFBD><C3A3><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>Ϊ%s\n",log->getTime().c_str());
	}
	void method(){
		preCallMethod();
		realSubject->method();
		postCallMethod();
	}
	void postCallMethod(){
		printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD>method()<29><><EFBFBD>õ<EFBFBD><C3B5>óɹ<C3B3>!\n");
	}
private:
	RealSubject *realSubject;
	Log* log;
};

#endif //__FLYPATTERN_PATTERN_H__