Comment
pradeep
I want to use loop but can.t work code as follows:,
September 1, 2010 at 2:09 PM
September 1, 2010 at 2:09 PM
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd">
<HTML>
<HEAD>
<TITLE>Using the while Loop in jsp</TITLE>
</HEAD>
<BODY>
<H1>Using the while Loop</H1>
<%@ page import="java.io.FileInputStream" %>
<%@ page import="java.io.BufferedInputStream" %>
<%@ page import="java.io.File " %>
<%@ page import="java.io.IOException" %>
<%
int i=0;
while(i<=2)
{
String dwFilename ="C:\\downloadJSP\\raj.zip";
// set the http content type to "APPLICATION/OCTET-STREAM
response.setContentType("APPLICATION/OCTET-STREAM");
// initialize the http content-disposition header to
// indicate a file attachment with the default filename
BufferedInputStream buf=null;
ServletOutputStream myOut=null;
try {
myOut = response.getOutputStream( );
File myfile = new File(dwFilename);
//set response headers
response.setContentType("text/plain");
response.addHeader("Content-Disposition","attachment; filename="+dwFilename );
response.setContentLength( (int) myfile.length( ) );
FileInputStream input = new FileInputStream(myfile);
buf = new BufferedInputStream(input);
int readBytes = 0;
//read from the file; write to the ServletOutputStream
while((readBytes = buf.read( )) != -1)
myOut.write(readBytes);
} catch (IOException ioe){
throw new ServletException(ioe.getMessage( ));
} finally {
//close the input/output streams
if (myOut != null)
myOut.close( );
if (buf != null)
buf.close( );
}
i++;
}
%>
</BODY>
</HTML>
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