[PATCH] There is no need to cast the sources into a StreamSource to determine the SystemId. With this cast DOMSources or other non-StreamSources lead in a ClassCastException.
Created attachment 20872 [details] PrintRendererConfigurator without StreamSource cast.
Patch applied. Thanks for spotting that. http://svn.apache.org/viewvc?rev=582230&view=rev
batch transition pre-FOP1.0 resolved+fixed bugs to closed+fixed