• JSP 4


     1 <%@ page language="java" import="java.util.*" pageEncoding="GBK"%>
    2 <%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>
    3
    4 <%
    5 String path = request.getContextPath();
    6 String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
    7 %>
    8
    9 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
    10 <html>
    11 <head>
    12 <base href="<%=basePath%>">
    13
    14 <title>My JSP 'index.jsp' starting page</title>
    15 <meta http-equiv="pragma" content="no-cache">
    16 <meta http-equiv="cache-control" content="no-cache">
    17 <meta http-equiv="expires" content="0">
    18 <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
    19 <meta http-equiv="description" content="This is my page">
    20 <!--
    21 <link rel="stylesheet" type="text/css" href="styles.css">
    22 -->
    23 </head>
    24
    25 <body>
    26 <form action="upload2.jsp" method="post" enctype="Multipart/form-data">
    27 <table>
    28 <tr>
    29 <td>请选择要上传的文件</td>
    30 <td><input type="file" name="file1" size="40"/> </td>
    31 </tr>
    32 <tr>
    33 <td>请输入文件的描述</td>
    34 <td><input type="text" name="desc1" size="40"/> </td>
    35 </tr>
    36 <tr>
    37 <td>请选择要上传的文件</td>
    38 <td><input type="file" name="file2" size="40"/> </td>
    39 </tr>
    40 <tr>
    41 <td>请输入文件的描述</td>
    42 <td><input type="text" name="desc2" size="40"/> </td>
    43 </tr>
    44 <tr>
    45 <td><input type="reset" value="重填"/></td>
    46 <td><input type="submit" value="上传"/> </td>
    47 </tr>
    48 </table>
    49 </form>
    50 </body>
    51 </html>
     1 <%@ page language="java" import="java.util.*,java.io.File,javax.naming.*,javax.sql.DataSource,java.sql.*" pageEncoding="GBK"%>
    2 <%@ page import="org.apache.commons.fileupload.*"%>
    3 <%
    4 String path = request.getContextPath();
    5 String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
    6 %>
    7
    8 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
    9 <html>
    10 <head>
    11 <base href="<%=basePath%>">
    12
    13 <title>My JSP 'upload.jsp' starting page</title>
    14
    15 <meta http-equiv="pragma" content="no-cache">
    16 <meta http-equiv="cache-control" content="no-cache">
    17 <meta http-equiv="expires" content="0">
    18 <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
    19 <meta http-equiv="description" content="This is my page">
    20 <!--
    21 <link rel="stylesheet" type="text/css" href="styles.css">
    22 -->
    23
    24 </head>
    25
    26 <body>
    27 <%
    28
    29 DiskFileUpload dfu =new DiskFileUpload();
    30
    31 //设置上传数据的最大数据为10M
    32 dfu.setSizeMax(0xA00000);
    33
    34 dfu.setSizeThreshold(0x80000);
    35
    36 dfu.setRepositoryPath("E:\\fileupload");
    37
    38 List fileItems = dfu.parseRequest(request);
    39 Iterator it = fileItems.iterator();
    40
    41 Context ctx =new InitialContext();
    42 DataSource ds = (DataSource)ctx.lookup("java:comp/env/jdbc/bookstore");
    43 Connection conn = ds.getConnection();
    44 PreparedStatement pstmt = conn.prepareStatement("insert into upload (filenam,filesize,data) values (?,?,?)");
    45
    46 while(it.hasNext())
    47 {
    48 FileItem item = (FileItem)it.next();
    49 if(!item.isFormField())
    50 {
    51 String name = item.getName();
    52 int index = name.lastIndexOf(File.separator);
    53 if(index >0)
    54 {
    55 name = name.substring(index +1,name.length());
    56 }
    57 long size = item.getSize();
    58 if((name ==null || name.equals("")) && size ==0)
    59 {
    60 continue;
    61 }
    62
    63 pstmt.setString(1,name);
    64 pstmt.setInt(2,(int)size);
    65 pstmt.setBinaryStream(3,item.getInputStream(),(int)size);
    66 pstmt.executeUpdate();
    67
    68 }
    69 }
    70
    71 if(pstmt !=null)
    72 {
    73 pstmt.close();
    74 pstmt =null;
    75 }
    76 if(conn !=null)
    77 {
    78 conn.close();
    79 conn =null;
    80 }
    81
    82 out.println("上传成功");
    83
    84 %>
    85
    86 </body>
    87 </html>
     1 <%@ page language="java" import="java.util.*,java.io.File" pageEncoding="GBK"%>
    2 <%@ page import="org.apache.commons.fileupload.*" %>
    3 <%
    4 String path = request.getContextPath();
    5 String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
    6 %>
    7
    8 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
    9 <html>
    10 <head>
    11 <base href="<%=basePath%>">
    12
    13 <title>My JSP 'upload.jsp' starting page</title>
    14
    15 <meta http-equiv="pragma" content="no-cache">
    16 <meta http-equiv="cache-control" content="no-cache">
    17 <meta http-equiv="expires" content="0">
    18 <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
    19 <meta http-equiv="description" content="This is my page">
    20 <!--
    21 <link rel="stylesheet" type="text/css" href="styles.css">
    22 -->
    23
    24 </head>
    25
    26 <body>
    27 <%
    28
    29 DiskFileUpload dfu = new DiskFileUpload();
    30
    31 //设置上传数据的最大数据为10M
    32 dfu.setSizeMax(0xA00000);
    33
    34 dfu.setSizeThreshold(0x80000);
    35
    36 dfu.setRepositoryPath("E:\\fileupload");
    37
    38 List fileItems = dfu.parseRequest(request);
    39 Iterator it = fileItems.iterator();
    40 %>
    41 <table cellpadding="3" border="1">
    42 <%
    43 while(it.hasNext())
    44 {
    45 FileItem item = (FileItem)it.next();
    46 if(!item.isFormField())
    47 {
    48 String name = item.getName();
    49 long size = item.getSize();
    50 if((name == null || name.equals("")) && size == 0)
    51 {
    52 continue;
    53 }
    54 %>
    55 <tr>
    56 <td><%=item.getName() %></td>
    57 <td><%=item.getSize() %></td>
    58 </tr>
    59 <%
    60 File dir = new File("E:\\UploadFile");
    61 int index = name.lastIndexOf(File.separator);
    62 if(index > 0)
    63 name = name.substring(index + 1,name.length());
    64
    65 File file = new File(dir,name);
    66 item.write(file);
    67 }
    68 else
    69 {
    70 %>
    71 <tr>
    72 <td><%=item.getFieldName() %></td>
    73 <td><%=item.getString() %></td>
    74 </tr>
    75 <%
    76 }
    77 }
    78 %>
    79 </table>
    80 </body>
    81 </html>




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  • 原文地址:https://www.cnblogs.com/changweihua/p/2264920.html
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