解决Struts框架不支持中文数据的提交问题,过滤器

//解决Struts框架不支持中文数据的提交问题,过滤器
public class EncodingFilter implements Filter {
    private String encoding;
    public void init(FilterConfig filterConfig) throws ServletException {
        this.encoding=filterConfig.getInitParameter("encoding");
    }
    public void doFilter(ServletRequest request, ServletResponse response,FilterChain filterChain) {
        try {
            request.setCharacterEncoding(encoding);
            filterChain.doFilter(request, response);
        } catch (Exception ex) {
            ex.printStackTrace();
        }
    }
    public void destroy() {
    }
}

 

web.xml中

<filter>
        <filter-name>encoding</filter-name>
        <filter-class>filters.EncodingFilter</filter-class>
        <init-param>
            <param-name>encoding</param-name>
            <param-value>gb2312</param-value>
        </init-param>
    </filter>
    <filter-mapping>
        <filter-name>encoding</filter-name>
        <url-pattern>*.do</url-pattern>
    </filter-mapping>