Writer测试

 

public class Encoding implements Filter {   
    public void destroy() {  }   
    public void doFilter(ServletRequest request, ServletResponse response,   FilterChain chain) 
 throws IOException, ServletException {   
    request.setCharacterEncoding(“GBK”);   
    chain.doFilter(request, response);   
    }   
    public void init(FilterConfig filterConfig) throws ServletException { }   
}