private String unif( DroolsEditorType edType ) throws RecognitionException {
        Token label = match( input,
                             DRL5Lexer.ID,
                             null,
                             null,
                             edType );
        if ( state.failed ) return null;

        match( input,
               DRL5Lexer.UNIFY,
               null,
               null,
               DroolsEditorType.SYMBOL );
        if ( state.failed ) return null;

        return label.getText();
    }
private String unif ( DroolsEditorType edType ) throws RecognitionException { Token label = match ( input , DRL5Lexer . ID , null , null , edType ) ; if ( state . failed ) return null ; match ( input , DRL5Lexer . UNIFY , null , null , DroolsEditorType . SYMBOL ) ; if ( state . failed ) return null ; return label . getText ( ) ; }
unif := ID UNIFY
@return
@throws RecognitionException