[antlr-interest] Re: dfa-based lexers versus top-down antlr lexers

Oliver Zeigermann oliver at zeigermann.de
Wed Apr 30 02:08:08 PDT 2003


--- In antlr-interest at yahoogroups.com, Terence Parr <parrt at j...> 
wrote:
> Concerning the interface between parser / lexer, yes: it's simple:
> 
> interface TokenStream {
> 	public Token nextToken();
> }
> 
> As long as you can answer nextToken(), you can feed an ANTLR 
parser :)

When I tryed to feed ANTLR parsers from XML sources in my XPA 
project I was absolutely amazed how easy it was: simply implementing 
TokenStream. Works very well!

Oliver


 

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