net.sf.joost.grammar.cup
Interface Scanner

All Known Implementing Classes:
Yylex

public interface Scanner

Defines the Scanner interface, which CUP uses in the default implementation of lr_parser.scan(). Integration of scanners implementing Scanner is facilitated.

Version:
last updated 23-Jul-1999
Author:
David MacMahon

Method Summary
 Symbol next_token()
          Return the next token, or null on end-of-file.
 

Method Detail

next_token

Symbol next_token()
                  throws Exception
Return the next token, or null on end-of-file.

Throws:
Exception