spring-webmvc-4.3.14.RELEASE.jar org.springframework.web.servlet.DispatcherServlet#doDispatch /** * Process the actual dispatching to the handler. * <p>The handler will be obtained by applying the servlet's HandlerMappings in order. * The HandlerAda
虚基类 在说明其作用前先看一段代码 class A{public: int iValue;}; class B:public A{public: void bPrintf(){cout<<"This is class B"<<endl;};}; class C:public A{public: void cPrintf(){cout<<"This is class C"<<endl;};}