%@ page language="java" import="java.util.*" contentType="text/html; charset=utf-8"%>
%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
 
!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
html>
 head>
  base href="%=basePath%>" rel="external nofollow" >
  
  title>My JSP 'index.jsp' starting page/title>
    meta http-equiv="pragma" content="no-cache">
    meta http-equiv="cache-control" content="no-cache">
    meta http-equiv="expires" content="0">  
    meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
    meta http-equiv="description" content="This is my page">
    !--
    link rel="stylesheet" type="text/css" href="styles.css" rel="external nofollow" >
    -->
 /head>
 
 body>
  h1>request内置对象/h1>
  %
    request.setCharacterEncoding("utf-8"); //解决中文乱码问题，无法解决URL传递中文出现的乱码问题。
    request.setAttribute("password", "123456");
  
  %>
    用户名：%=request.getParameter("username") %>br> 
    爱好 ：%
      if(request.getParameterValues("favorite")!=null)
      {
          String[] favorites = request.getParameterValues("favorite");
          for(int i=0;ifavorites.length;i++)
          {
           out.println(favorites[i]+"nbsp;nbsp;");
          }
        }
    %> br>
     密码：%=request.getAttribute("password") %>br>
     请求体的MIME类型:%=request.getContentType() %>br>
     协议类型及版本号: %=request.getProtocol() %>br>
     服务器主机名 :%=request.getServerName() %>br>
     服务器端口号：%=request.getServerPort() %>BR>
     请求文件的长度 ：%=request.getContentLength() %>BR>
     请求客户端的IP地址：%=request.getRemoteAddr() %>BR>
     请求的真实路径：%=request.getRealPath("request.jsp") %>br>
     请求的上下文路径：%=request.getContextPath() %>BR>             
 /body>
/html>

修改D:\apache-tomcat-7.0.81\conf中的server.xml
  Connector port="8888" protocol="HTTP/1.1"
        connectionTimeout="20000"
 
        redirectPort="8443" URIEncoding="utf-8"/>