package com.xc.webutil;import javax.servlet.*;import javax.servlet.http.*;import java.io.*;import java.util.*;/** * <p>Title: </p> * <p>Description: </p> * <p>Copyright: Copyright (c) 2006</p> * <p>Company: </p> * @author not attributable * @version 1.0 */public class ChineseCharFilter extends HttpServlet implements Filter {    private FilterConfig filterConfig;    protected String encoding = "GBK";    //Handle the passed-in FilterConfig    public void init(FilterConfig filterConfig) throws ServletException {        this.filterConfig = filterConfig;    }    //Process the request/response pair    public void doFilter(ServletRequest request, ServletResponse response,                         FilterChain filterChain) {        try {            request.setCharacterEncoding(encoding);            filterChain.doFilter(request, response);        } catch (ServletException sx) {            filterConfig.getServletContext().log(sx.getMessage());        } catch (IOException iox) {            filterConfig.getServletContext().log(iox.getMessage());        }    }    //Clean up resources    public void destroy() {    }}