PPT Slide

import java_cup.runtime.*;

action code {: int titleno = 1; :}

terminal String XML_DECLARATION, DOCTYPE_DECLARATION, PCDATA;

terminal String BookCatalogue_ST, Book_ST, Title_ST, Author_ST, Date_ST, ISBN_ST, Publisher_ST;

terminal String BookCatalogue_ET, Book_ET, Title_ET, Author_ET, Date_ET, ISBN_ET, Publisher_ET;

non terminal xml, bookCatalogue, books, book, title, author, date, isbn, publisher;

xml ::= XML_DECLARATION DOCTYPE_DECLARATION bookCatalogue

;

bookCatalogue ::= BookCatalogue_ST books BookCatalogue_ET

;

books ::= book

books book

;

book ::= Book_ST title author date isbn publisher Book_ET

;

title ::= Title_ST PCDATA:title Title_ET {: System.out.println(titleno++ + ". " + title); :}

;

author ::= Author_ST PCDATA Author_ET

;

date ::= Date_ST PCDATA Date_ET

;

isbn ::= ISBN_ST PCDATA ISBN_ET

;

publisher ::= Publisher_ST PCDATA Publisher_ET

;

myYacc.cup See example21