encodingfilter.java~5~

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package jxc;

import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
import java.util.*;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * <p>Title: jxc demo</p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2003</p>
 * <p>Company: </p>
 * @author cwx
 * @version 1.0
 */

public class EncodingFilter extends HttpServlet implements Filter {
  private FilterConfig filterConfig;
  //Handle the passed-in FilterConfig
  public void init(FilterConfig filterConfig) {
    this.filterConfig = filterConfig;
  }
  //Process the request/response pair
  public void doFilter(ServletRequest request, ServletResponse response, FilterChain filterChain) {
    try {
      HttpServletRequest request = (HttpServletRequest)request;
      HttpServletResponse response = (HttpServletResponse)response;
      request.setCharacterEncoding("gb2312");

      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() {
  }
}