https://issues.apache.org/jira/browse/EXTSCRIPT-144 crossported the parts of our resource handling which affects my code to decouple this part from the shared impl. It probably will be entirely replaced by a leaner less complex implementation post 1.0, but for now this has to suffice. Adding version 9 of the apache build system as reference
myfaces/extensions/scripting/trunk/extscript-core-root/extscript-myfaces2-extensions/src/main/java/org/apache/myfaces/extensions/scripting/jsf2/resources/AliasResourceMetaImpl.java