<%@ page language="java" import="java.util.*,java.io.*" contentType="text/html; charset=utf-8"
    pageEncoding="utf-8" %>
 <%
    response.setContentType("text/html;charset=utf-8");  //设置响应的MIMI类型
    out.println("<h1>response内置对象</h1>");
    out.println("<hr>");
   // out.flush();
    PrintWriter outer= response.getWriter(); //获得输出流对象
    outer.println("大家好，我是response对象生成的输出流outer对象");
    response.sendRedirect("Reg.jsp");//请求重定向会跳转到指定的jsp页面中
     %>

运行后，总是出现下述界面

HTTP Status 404 – Not Found

Type Status Report

Message /JspInnerObjectDemo/response.jsp

Description The origin server did not find a current representation for the target resource or is not willing to disclose that one exists.

Apache Tomcat/7.0.8.5.33