当您使用的是Java code（而不是XML）来配置Spring应用程序， @EnableWebMvc 用于启用Spring MVC的。如果你不熟悉Spring的Java配置，this是开始的好地方。

When you're using Java code (as opposed to XML) to configure your Spring application, @EnableWebMvc is used to enable Spring MVC. If you're not already familiar with Spring's support for Java configuration, this is a good place to start.

@EnableWebMvc 等同于＆LT; MVC：注解驱动/＆GT; XML格式。它能够为使用 @RequestMapping 来传入请求映射到一定的方法 @Controller -annotated类的支持。你可以阅读有关它配置在默认情况下，如何详细信息自定义的配置reference文档。

@EnableWebMvc is equivalent to <mvc:annotation-driven /> in XML. It enables support for @Controller-annotated classes that use @RequestMapping to map incoming requests to a certain method. You can read detailed information about what it configures by default and how to customise the configuration in the reference documentation.