电信计费项目 该系统在Sun Solaris下开发,运行于Apache Tomcat平台,采用J2EE架构

				package com.tarena.netctoss.util;								import javax.servlet.*;				import javax.servlet.http.*;				import java.io.*;				public class SessionFilter extends HttpFilter {									@Override					public void doFilter(HttpServletRequest request,							HttpServletResponse response, FilterChain chain) throws IOException,ServletException{						request.setCharacterEncoding("UTF-8");						chain.doFilter(request, response);						response.setCharacterEncoding("UTF-8");					}				}