i18nfilter.java

负责公文的传输及一些处理功能

package com.example.servlet;

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

public class I18NFilter extends HttpServlet implements Filter {
    private FilterConfig filterConfig;
   
    public void init(FilterConfig filterConfig) {
        this.filterConfig = filterConfig;
    }
    
    public void doFilter(ServletRequest request, ServletResponse response, FilterChain filterChain) {
        I18NWrapper i18req = new I18NWrapper((HttpServletRequest) request);
        try {
            filterChain.doFilter(i18req, response);
        }
        catch(ServletException sx) {
            filterConfig.getServletContext().log(sx.getMessage());
        }
        catch(IOException iox) {
            filterConfig.getServletContext().log(iox.getMessage());
        }
    }
   
    public void destroy() {
    }
}