<web-app>

    <!-- Configure ContextLoaderListener to use AnnotationConfigWebApplicationContext

        instead of the default XmlWebApplicationContext -->

    <context-param>

        <param-name>contextClass</param-name>

        <param-value>

            org.springframework.web.context.support.AnnotationConfigWebApplicationContext

        </param-value>

    </context-param>

    <!-- Configuration locations must consist of one or more comma- or space-delimited

        fully-qualified @Configuration classes. Fully-qualified packages may also be

        specified for component-scanning -->

    <context-param>

        <param-name>contextConfigLocation</param-name>

        <param-value>com.acme.AppConfig</param-value>

    </context-param>

    <!-- Bootstrap the root application context as usual using ContextLoaderListener -->

    <listener>

        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>

    </listener>

    <!-- Declare a Spring MVC DispatcherServlet as usual -->

    <servlet>

        <servlet-name>dispatcher</servlet-name>

        <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>

        <!-- Configure DispatcherServlet to use AnnotationConfigWebApplicationContext

            instead of the default XmlWebApplicationContext -->

        <init-param>

            <param-name>contextClass</param-name>

            <param-value>

                org.springframework.web.context.support.AnnotationConfigWebApplicationContext

            </param-value>

        </init-param>

        <!-- Again, config locations must consist of one or more comma- or space-delimited

            and fully-qualified @Configuration classes -->

        <init-param>

            <param-name>contextConfigLocation</param-name>

            <param-value>com.acme.web.MvcConfig</param-value>

        </init-param>

    </servlet>

    <!-- map all requests for /app/* to the dispatcher servlet -->

    <servlet-mapping>

        <servlet-name>dispatcher</servlet-name>

        <url-pattern>/app/*</url-pattern>

    </servlet-mapping>

</web-app>