?? chainofresponsibility.cpp
字號:
/********************************************************************
created: 2006/07/20
filename: ChainOfResponsibility.cpp
author: 李創
http://www.cppblog.com/converse/
purpose: ChainOfResponsibility模式的演示代碼
*********************************************************************/
#include "ChainOfResponsibility.h"
#include <iostream>
Handler::Handler(Handler *pSuccessor /* = NULL*/)
: m_pSuccessor(pSuccessor)
{
}
Handler::~Handler()
{
delete m_pSuccessor;
m_pSuccessor = NULL;
}
void ConcreateHandler1::HandleRequset()
{
if (NULL != m_pSuccessor)
{
m_pSuccessor->HandleRequset();
}
else
{
std::cout << "HandleRequset by ConcreateHandler1\n";
}
}
void ConcreateHandler2::HandleRequset()
{
if (NULL != m_pSuccessor)
{
m_pSuccessor->HandleRequset();
}
else
{
std::cout << "HandleRequset by ConcreateHandler2\n";
}
}
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