fixed weird cast...

git-svn-id: http://primefaces.googlecode.com/svn/primefaces/trunk@11617 5a70e874-a5cb-11dd-8af2-493fb0bb9f7c
#7159

git-svn-id: http://primefaces.googlecode.com/svn/primefaces/trunk@11618 5a70e874-a5cb-11dd-8af2-493fb0bb9f7c
#7046 

git-svn-id: http://primefaces.googlecode.com/svn/primefaces/trunk@11619 5a70e874-a5cb-11dd-8af2-493fb0bb9f7c