domain specific.cpp

来自「中间件编写示例 COM与.NET组件服务」· C++ 代码 · 共 28 行

// MyFilter.cpp : Implementation of CGenericFilter
#include "stdafx.h"
#include "Filter.h"
#include "MyFilter.h"


BOOL CGenericFilter::ShouldFire(const SubscriptionData& subscriptionData)const
{
   if(subscriptionData.bstrDescription == _bstr_t("Paid Extra"))
   {
      return TRUE;
   }
   else
   {
      return FALSE;
   }
}

_bstr_t CGenericFilter::GetCriteria()const
{
   _bstr_t bstrCriteria = "ALL";//ALL means all the subscribers, regardless of event classes 
   //Example of what is possible:
   //bstrCriteria = "EventClassID == {F89859D1-6565-11D1-88C8-0080C7D771BF} AND MethodName = 'StockPriceChange'"

   return bstrCriteria;
}