利用sprint设置解决中文显示问题，web.xml

<?xml version="1.0" ?>
<!DOCTYPE web-app PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN" "http://java.sun.com/dtd/web-app_2_3.dtd">
<web-app>
  <!--<filter>-->
    <!--<filter-name>Set Character Encoding</filter-name>-->
    <!--<filter-class>com.bluestar.util.EncodingFilter</filter-class>-->
    <!--<init-param>-->
      <!--<param-name>encoding</param-name>-->
      <!--<param-value>GBK</param-value>-->
    <!--</init-param>-->
  <!--</filter>-->
    <filter>
    <filter-name>Set Character Encoding</filter-name>
    <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
    <init-param>
      <param-name>encoding</param-name>
      <param-value>GBK</param-value>
    </init-param>
    <init-param>
      <param-name>forceEncoding</param-name>
      <param-value>true</param-value>
    </init-param>
  </filter>
  <filter-mapping>
    <filter-name>Set Character Encoding</filter-name>
    <url-pattern>/*</url-pattern>
  </filter-mapping>

  <welcome-file-list>
    <welcome-file>index.jsp</welcome-file>
  </welcome-file-list>

</web-app>