krishna kanth wrote:You can use StringTokenizer...
You can, but I'd suggest you don't.
StringTokenizer is a legacy class, which has been superceded by
Scanner (java.util.Scanner).
However, you don't even need that. You already have what looks like perfectly good code for processing lines, so just do what Maneesh suggested for each line (even bigger hint than he gave: look at
String.split() ).
Winston