opendap.dap.parsers
Interface DapParser.Lexer

Enclosing class:

DapParser

public static interface DapParser.Lexer

Communication interface between the scanner and the Bison-generated parser DapParser.

Method Summary

Object	getLVal() Method to retrieve the semantic value of the last scanned token.
void	yyerror(String s) Entry point for error reporting.
int	yylex() Entry point for the scanner.

Method Detail

getLVal

Object getLVal()

Method to retrieve the semantic value of the last scanned token.

Returns:

the semantic value of the last scanned token.

yylex

int yylex()
          throws ParseException

Entry point for the scanner. Returns the token identifier corresponding to the next token and prepares to return the semantic value of the token.

Returns:

the token identifier corresponding to the next token.

Throws:

ParseException

yyerror

void yyerror(String s)

Entry point for error reporting. Emits an error in a user-defined way.

Parameters:

s - The string for the error message.