1. mvc 标签内部加载的基础类：
1). <mvc:view-controller>
1 org.springframework.web.servlet.handler.SimpleUrlHandlerMapping
2 org.springframework.web.servlet.mvc.ParameterizableViewController
2). <mvc:default-servlet-handler/>
1 org.springframework.web.servlet.resource.DefaultServletHttpRequestHandler
2 org.springframework.web.servlet.handler.SimpleUrlHandlerMapping
3 org.springframework.web.servlet.handler.BeanNameUrlHandlerMapping
4 org.springframework.web.servlet.mvc.HttpRequestHandlerAdapter
5 org.springframework.web.servlet.mvc.SimpleControllerHandlerAdapter
6 mvcHandlerMappingIntrospector
3). <mvc:annotation-driven>
1 org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping
2 org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter
3 内部类：CompositeUriComponentsContributorFactoryBean
4 org.springframework.web.servlet.handler.ConversionServiceExposingInterceptor
5 org.springframework.web.servlet.mvc.method.annotation.ExceptionHandlerExceptionResolver
6 org.springframework.web.servlet.mvc.annotation.ResponseStatusExceptionResolver
7 org.springframework.web.servlet.mvc.support.DefaultHandlerExceptionResolver
2. 运行截图：
