image upload

Hello sir I want to upload image or any other type of file on website using jsp and servlet but the condition is that the file should be upload in the server and their path should be stored in database either in oracle or my sql. kindly help me.

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June 5, 2012 at 3:46 PM

JSP Upload file and save file path to database

The given code allow the user to browse and upload selected file to server and save the file path to mysql database.

1)form.jsp:

<%@ page language="java" %>
<HTML>
<FORM ENCTYPE="multipart/form-data" ACTION="uploadFile.jsp" METHOD=POST>
<center>
<table border="0" bgcolor=#ccFDDEE>
<tr>
<center><td colspan="2" align="center"><B>UPLOAD THE FILE</B><center></td>
</tr>
<tr><td colspan="2" align="center"> </td></tr>
<tr><td><b>Choose the file To Upload:</b></td>
<td><INPUT NAME="file" TYPE="file"></td>
</tr>
<tr><td colspan="2" align="center"> </td></tr>
<tr><td colspan="2" align="center"><input type="submit" value="Send File"> </td></tr>
<table>
</center>
</FORM>
</HTML>

2)uploadFile.jsp:

<%@ page import="java.io.*,java.sql.*,java.util.zip.*" %>
<%
String saveFile="";
String contentType = request.getContentType();
if((contentType != null)&&(contentType.indexOf("multipart/form-data") >= 0)){
DataInputStream in = new DataInputStream(request.getInputStream());
int formDataLength = request.getContentLength();
byte dataBytes[] = new byte[formDataLength];
int byteRead = 0;
int totalBytesRead = 0;
while(totalBytesRead < formDataLength){
byteRead = in.read(dataBytes, totalBytesRead,formDataLength);
totalBytesRead += byteRead;
}
String file = new String(dataBytes);
saveFile = file.substring(file.indexOf("filename=\"") + 10);
saveFile = saveFile.substring(0, saveFile.indexOf("\n"));
saveFile = saveFile.substring(saveFile.lastIndexOf("\\") + 1,saveFile.indexOf("\""));
int lastIndex = contentType.lastIndexOf("=");
String boundary = contentType.substring(lastIndex + 1,contentType.length());
int pos;
pos = file.indexOf("filename=\"");
pos = file.indexOf("\n", pos) + 1;
pos = file.indexOf("\n", pos) + 1;
pos = file.indexOf("\n", pos) + 1;
int boundaryLocation = file.indexOf(boundary, pos) - 4;
int startPos = ((file.substring(0, pos)).getBytes()).length;
int endPos = ((file.substring(0, boundaryLocation)).getBytes()).length;
File ff = new File(saveFile);
FileOutputStream fileOut = new FileOutputStream(ff);
fileOut.write(dataBytes, startPos, (endPos - startPos));
fileOut.flush();
fileOut.close();
%><br><table border="2"><tr><td><b>You have successfully upload the file:</b>
<%out.println(saveFile);%></td></tr></table>
<%
Connection connection = null;
String connectionURL = "jdbc:mysql://localhost:3306/roseindia";
PreparedStatement psmnt = null;
try{
Class.forName("com.mysql.jdbc.Driver").newInstance();
connection = DriverManager.getConnection(connectionURL, "root", "root");
psmnt = connection.prepareStatement("insert into file(file_path) values(?)");
psmnt.setString(1, ff.getPath());
int s = psmnt.executeUpdate();
if(s>0){
out.println("Uploaded successfully !");
}
else{
System.out.println("Error!");
}
}
catch(Exception e){
    e.printStackTrace();
}

}
%>

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