SAMLE4上传的代码
<%@ page language="java" import="java.sql.*,com.jspsmart.upload.*"%>
<jsp:useBean id="mySmartUpload" scope="page" class="com.jspsmart.upload.SmartUpload" />
<HTML>
<BODY BGCOLOR="white">
<H1>jspSmartUpload : Sample 4</H1>
<HR>
<%
// Variables
int count=0;
// Connect to the database
Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver").newInstance();
Connection con = DriverManager.getConnection("jdbc:microsoft:sqlserver://server:1433;DatabaseName=test","sa","");
// SQL Requestconn=DriverManager.getConnection(sconnstr,"sa","");
Statement stmt = con.createStatement(ResultSet.TYPE_FORWARD_ONLY ,ResultSet.CONCUR_UPDATABLE);
ResultSet rs = stmt.executeQuery("SELECT * FROM TFILES WHERE ID=3");
if (rs.next()){
// Initialization
mySmartUpload.initialize(pageContext);
mySmartUpload.setMaxFileSize(500 * 1024);
// Upload
mySmartUpload.upload();
// upload file in the DB if this file is not missing
if (!mySmartUpload.getFiles().getFile(0).isMissing()){
try {
rs.updateString("FILENAME",mySmartUpload.getFiles().getFile(0).getFileName());
// Add the current file in the DB field
mySmartUpload.getFiles().getFile(0).fileToField(rs,"FILE");
// Update
rs.updateRow();
count++;
} catch(Exception e) {
out.println("An error occurs : " + e.toString());
}
}
}
// Display the number of files uploaded
out.println(count + " file(s) uploaded in the database.");
rs.close();
stmt.close();
con.close();
%>
</BODY></HTML>
下载的代码,原来的sample7,经过改装
<%@ page language="java" import="java.sql.*,com.jspsmart.upload.*"%><jsp:useBean id="mySmartUpload" scope="page" class="com.jspsmart.upload.SmartUpload" /><%
// Connect to the database
Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver").newInstance();
Connection con = DriverManager.getConnection("jdbc:microsoft:sqlserver://server:1433;DatabaseName=test","sa","");
// SQL Request
Statement stmt = con.createStatement();
ResultSet rs = stmt.executeQuery("SELECT * FROM TFILES where id=3");
// if the resultset is not null
if (rs.next()){
String FileName=rs.getString("FileName");
// Initialization
mySmartUpload.initialize(pageContext);
mySmartUpload.setTotalMaxFileSize(200000);
// Download field
mySmartUpload.downloadField(rs,"FILE","application/x-msdownload", "2.txt");
// mySmartUpload.fieldToFile(rs,"FILE","c:\\temp\\sample7.txt");
}
rs.close();
stmt.close();
con.close();
%>