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

    </init-param>

  </filter>

  <filter-mapping>

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

    <url-pattern>/*</url-pattern>

  </filter-mapping>

</web-app>

中央调度器（dispatcher.xml）配置文件：

<?xml version="1.0" encoding="UTF-8"?>

<beans xmlns="http://www.springframework.org/schema/beans"

    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"

    xmlns:context="http://www.springframework.org/schema/context"

    xmlns:mvc="http://www.springframework.org/schema/mvc"

    xsi:schemaLocation="

        http://www.springframework.org/schema/beans

        http://www.springframework.org/schema/beans/spring-beans.xsd

        http://www.springframework.org/schema/context

        http://www.springframework.org/schema/context/spring-context.xsd

        http://www.springframework.org/schema/mvc

        http://www.springframework.org/schema/mvc/spring-mvc.xsd">

    <!-- springmvc配置文件：定义视图层的对象：处理器对象， 视图对象 -->

    <!-- 声明组件扫描器，创建处理器对象 -->

    <context:component-scan base-package="com.bjpowernode.controllers" />

    <!-- 声明视图解析器 -->

    <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">

        <property name="prefix" value="/WEB-INF/jsps/" />

        <property name="suffix" value=".jsp" />

    </bean>

    <!-- 声明注解驱动 -->

    <mvc:annotation-driven />

    <!-- 处理静态资源 -->

    <mvc:resources location="/images/" mapping="/images/**" />

    <mvc:resources location="/js/" mapping="/js/**" />

   <!-- 声明组件扫描器，指定@Service， 创建Service对象 -->

   <context:component-scan base-package="com.bjpowernode.service" />

   <!-- 加载属性配置文件 -->

   <context:property-placeholder location="classpath:conf/jdbc.properties"/>

   <!-- 声明数据源DataSource, 使用druid数据库连接池 -->

   <bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource">

        <property name="url" value="${jdbc.url}" />