ssm整合中，web.xml的配置完整代码

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<!-- ContextLoaderListener -->

<!-- 通过 context-param 指定 Spring 框架的配置文件位置 -->

<context-param>

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

    <param-value>classpath:spring-persist.xml</param-value>

</context-param>



<!-- 配置 ContextLoaderListener 监听器 -->

<listener>

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

</listener>



<!-- DispatcherServlet -->

<servlet>

    <servlet-name>dispatcherServlet</servlet-name>

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

    <init-param>

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

        <param-value>classpath:spring-mvc.xml</param-value>

    </init-param>

    <load-on-startup>1</load-on-startup>

</servlet>

<servlet-mapping>

    <servlet-name>dispatcherServlet</servlet-name>

    <url-pattern>/</url-pattern>

</servlet-mapping>



<!-- 需要注意两个 Filter 的顺序：字符集过滤器在前，转换请求方式过滤器在后 -->

<!-- CharacterEncodingFilter -->

<filter>

    <filter-name>characterEncodingFilter</filter-name>

    <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>

    <init-param>

        <param-name>encoding</param-name>

        <param-value>UTF-8</param-value>

    </init-param>

    <init-param>

        <param-name>forceRequestEncoding</param-name>

        <param-value>true</param-value>

    </init-param>

    <init-param>

        <param-name>forceResponseEncoding</param-name>

        <param-value>true</param-value>

    </init-param>

</filter>

<filter-mapping>

    <filter-name>characterEncodingFilter</filter-name>

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

</filter-mapping>



<!-- HiddenHttpMethodFilter -->

<filter>

    <filter-name>hiddenHttpMethodFilter</filter-name>

    <filter-class>org.springframework.web.filter.HiddenHttpMethodFilter</filter-class>

</filter>

<filter-mapping>

    <filter-name>hiddenHttpMethodFilter</filter-name>

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

</filter-mapping>

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