Add the spring UTF-8 filter to the Web. xml file.

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

<Web-app xmlns = "http://java.sun.com/xml/ns/javaee"

Xmlns: xsi = "http://www.w3.org/2001/XMLSchema-instance" version = "2.5"

Xsi: schemalocation = "http://java.sun.com/xml/ns/javaee

Http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd>

<Filter>

// Use spring characterencodingfilter

<Filter-Name> encodingfilter </filter-Name>

<Filter-class>

Org. springframework. Web. Filter. characterencodingfilter

</Filter-class>

<Init-param>

<Param-Name> encoding </param-Name>

// The UTF-8 encoding is used after the filter is filtered.

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

</Init-param>

</Filter>

<Filter-mapping>

// Filter all paths:/* indicates all paths

<Filter-Name> encodingfilter </filter-Name>

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

</Filter-mapping>

<Servlet>

<Servlet-Name> action </servlet-Name>

// Actionservlet in struts. All request responses are handled by actionservlet

<Servlet-class>

Org. Apache. Struts. Action. actionservlet

</Servlet-class>

<Init-param>

// Location of the configuration file in struts

<Param-Name> config </param-Name>

<Param-value>/WEB-INF/struts-config.xml </param-value>

</Init-param>

<Init-param>

<Param-Name> debug </param-Name>

<Param-value> 3 </param-value>

</Init-param>

<Init-param>

<Param-Name> detail </param-Name>

<Param-value> 3 </param-value>

</Init-param>

<Load-on-startup> 0 </load-on-startup>

</Servlet>

<Servlet-mapping>

// Name of the mapped suffix Extension

<Servlet-Name> action </servlet-Name>

<URL-pattern> *. DO </url-pattern>

</Servlet-mapping>

<Welcome-file-List>

<Welcome-File> index. jsp </welcome-File>

</Welcome-file-List>

</Web-app>

The Org. springframework. Web. Filter. characterencodingfilter class is unique to spring and specifically solves the problem of UTF-8 garbled Chinese Web.