[jsr-314-open] cc.parent mystery

Cay Horstmann cay at horstmann.com
Fri Jan 29 21:47:07 EST 2010


I can't get cc.parent to work, and I stared at it for long enough that I 
am pretty convinced that it is a bug. 
(https://javaserverfaces.dev.java.net/issues/show_bug.cgi?id=1529)

What I am wondering in this forum is whether cc.parent is actually 
intended to be supported. There was some use case in the olden days, 
when cc was dynamically scoped, but around September 15, Andy Schwarz 
convinced you all that it should be statically scoped. For all I know, 
that took away the raison d'être for cc.parent.

Or is there another use case? I only found one other example, David 
Geary's developerWorks article 
(http://www.ibm.com/developerworks/java/library/j-jsf2fu2/index.html). 
He has a map component inside a place component that retrieves the 
location from the parent. I am not even sure that's good practice. It 
doesn't make the map component reusable, but instead couples it with the 
parent.

Thanks,

Cay

-- 

Cay S. Horstmann | http://horstmann.com | mailto:cay at horstmann.com




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