Hope this helps.
peace,
cedric
import java.io.*;
import java.sql.*;
import java.util.*;
import javax.servlet.*;
import javax.servlet.http.*;
public class FileRetriever extends HttpServlet
{
public void doGet(HttpServletRequest sReq
,HttpServletResponse sRes)
throws IOException,ServletException {
//the choise you give on ur HTML page for the
file to be downloaded
String fileSelected =
sReq.getParameter("fileSelected");
String xxx =
getServletContext().getRealPath("/");
/* after executing the above statement the
string xxx gives the complete path upto the web server directory.Then I am
extending the path by specifying the directory which holds all the downloadable
file*/
String pathOfFile = xxx +
"Downloadablefiles"+"\\" + fileSelected;
File F = new File(pathOfFile);
sRes.setContentType("application/octet-stream");
//the next statement is the most IMPORTANT
statement
sRes.setHeader("Content-Disposition",
"attachment;filename=\"" + fileSelected +"\"");
ServletOutputStream out =
sRes.getOutputStream();
InputStream in = null;
try
{
in = new BufferedInputStream(new
FileInputStream(F));
int ch;
while ((ch = in.read()) !=-1)
{
out.print((char)ch);
}
}
catch(Exception e)
{
System.out.println(e.toString());
}
finally
{
if (in != null) in.close(); // very
important
out.close();
}
System.out.println(fileSelected);
}
}
palurumahesh babu wrote:
> sir,
> i want to know how to do File Download Programming in
> Java Servlets. let me know fast. if you have the URL
> of application program , let me know.
>
> Thanking you,
>
> yours
> mahesh/-
>
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