1. Config
   1. web.xml
      1. contextConfigLocation
         1. ContextLoaderListener
         2. contextConfigLocation path
      2. log4j
         1. log4j listener
         2. log4j Properties
      3. RequestContextListener
      4. MVC
         1. DispatcherServlet
            1. DispatchConfigFile
   2. DispatchConfigFile
      1. urlMapping
      2. viewResolver
      3. Controller
   3. contextConfigLocation path
2. library
   1. jstl.jar
   2. standard.jar
   3. spring3.0