求大神，，，，关于框架中传值的问题 - java吧

level 11

謨尛賎楼主

话说工作的早，一直没有看过框架最近才开始学习，求大神帮帮忙关于io的，怎么是的文本框中的名字也传出到jsp上面？下边是代码。。。。。。。。。

2012年12月10日 11点12分 1

level 11

謨尛賎楼主

Login.jsp
<%@ 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+"/";
%>
<%
HttpSession Session = request.getSession(); String username = (String) session.getAttribute("username");
%> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'Login.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">
 </head>

<body>
<form action="<%=path %>/servlet/Xianshi" method="post"
enctype="multipart/form-data">
用户名:<input type="text" name="username"><br>
上传文件:<input type="file" name="myfile"><br>
<input type="submit" value="提交数据">
<%=username %><br>
</form>
</body>
</html>

2012年12月10日 11点12分 2

level 11

謨尛賎楼主

url
<?xml version="1.0" encoding="UTF-8"?>
<web-app version="3.0"
xmlns="http://java.sun.com/xml/ns/javaee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee
http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd">
<display-name></display-name>
<servlet>
<servlet-name>Xianshi</servlet-name>
<servlet-class>com.yinhe.chuanzhi.Xianshi</servlet-class>
</servlet> <servlet-mapping>
<servlet-name>Xianshi</servlet-name>
<url-pattern>/servlet/Xianshi</url-pattern>
</servlet-mapping>
<welcome-file-list>
<welcome-file>index.jsp</welcome-file>
<welcome-file>Login.jsp</welcome-file>
</welcome-file-list>
</web-app>

2012年12月10日 11点12分 3

level 11

謨尛賎楼主

Xianshi.java
package com.yinhe.chuanzhi; import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.PrintWriter;
import java.util.List; import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession; import org.apache.commons.fileupload.FileItem;
import org.apache.commons.fileupload.FileItemFactory;
import org.apache.commons.fileupload.FileUploadException;
import org.apache.commons.fileupload.disk.DiskFileItemFactory;
import org.apache.commons.fileupload.servlet.ServletFileUpload; public class Xianshi extends HttpServlet { public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
this.doPost(request, response);
} public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
request.setCharacterEncoding("utf-8");
response.setContentType("text/html;charset=utf-8");
PrintWriter out = response.getWriter();
InputStream is = request.getInputStream();
OutputStream os = new FileOutputStream("D:\\guoya.mp3");
String username = request.getParameter("username");
HttpSession Session = request.getSession(); Session.setAttribute("username",username);
//定义数组b
byte[] b = new byte[5120];
int i=0;
while((i=is.read(b))!=-1){
os.write(b,0,1);
}
os.close();
is.close();
out.println("");
out.println("操作完成");
} }

2012年12月10日 11点12分 4

level 11

謨尛賎楼主

完了，，，中间我自己添加的session传值，，，，也不对哦代码也在上面，，，，，， [88]