What is the purpose of .jj files?

Posted by Jacopo Cappellato-3 on Mar 23, 2012; 7:58am
URL: http://ofbiz.116.s1.nabble.com/What-is-the-purpose-of-jj-files-tp4498087.html

What is the purpose of the two .jj files we have in OFBiz (Parser.jj and JSON.jj) and the associated ant tasks "ofbiz-javacc" and "ofbiz-jjtree"?

Thanks,

Jacopo