application实现留言板

<%   request.setCharacterEncoding("UTF-8");  response.setCharacterEncoding("UTF-8");  String name=request.getParameter("username");  String liuyan=request.getParameter("liuyan");  if(name.equals("")){ out.print("");  }else{ Message msg=new Message(); msg.setUsername(name); msg.setLiuyan(liuyan); //从application获取所有的留言，采用List格式保存留言 List list=(List) application.getAttribute("msgs"); //最开始的时候，创建一个新的List对象 if(list==null){ list=new ArrayList(); //保存在application里 application.setAttribute("msgs", list); } list.add(msg); //展示所有留言数据  InetAddress addr=InetAddress.getLocalHost(); String ip=addr.getHostAddress().toString(); for(Message m

ch4
.classpath
.project
.settings
WebContent
build
src