命令(Command)模式的定义如下:将一个请求封装为一个对象,使发出请求的责任和执行请求的责任分割开。这样两者之间通过命令对象进行沟通,这样方便将命令对象进行储存、传递、调用、增加与管理。
#include <iostream>
#include <string>
#include <queue>
#include <Windows.h>
using namespace std;
//协议处理类
class HandleClientProtocol{
public:
void AddMoney(){
cout<<"add money"<<endl;
}
void AddCoin(){
cout<<"add coin"<<endl;
}
void AddLevel(){
cout<<"add level"<<endl;
}
};
//命令接口
class AbstractCommand{
public:
virtual void handle()=0;//处理客户端请求接口
public:
};
class AddMoneyCommad:public AbstractCommand{
public:
AddMoneyCommad(HandleClientProtocol* pProtocol){
this->pProtocol = pProtocol;
}
virtual void handle(){
this->pProtocol->AddMoney();
}
public:
HandleClientProtocol* pProtocol;
};
class AddLevelCommad:public AbstractCommand{
public:
AddLevelCommad(HandleClientProtocol* pProtocol){
this->pProtocol = pProtocol;
}
virtual void handle(){
this->pProtocol->AddLevel();
}
public:
HandleClientProtocol* pProtocol;
};
class AddCoinCommad:public AbstractCommand{
public:
AddCoinCommad(HandleClientProtocol* pProtocol){
this->pProtocol = pProtocol;
}
virtual void handle(){
this->pProtocol->AddCoin();
}
public:
HandleClientProtocol* pProtocol;
};
class Server{
public:
void addRequest(AbstractCommand* cmd){
Sleep(2000);
command.push(cmd);
AbstractCommand* com = command.front();
com->handle();
command.pop();
}
void startHandle(){
while(!command.empty()){
}
}
public:
queue<AbstractCommand*>command;
};
int main(int argc, char *argv[])
{
HandleClientProtocol* protocol = new HandleClientProtocol;
Server* server = new Server;
AbstractCommand* addmoney = new AddMoneyCommad(protocol);
AbstractCommand* addcoin = new AddCoinCommad(protocol);
AbstractCommand* addlevel = new AddLevelCommad(protocol);
server->addRequest(addmoney);
server->addRequest(addcoin);
server->addRequest(addlevel);
server->startHandle();
return 0;
}