in src/main/java/org/apache/sling/resourcemerger/impl/picker/ResourceTypeHierarchyBasedResourcePicker.java [111:122]
private void findInheritanceRoot(final Resource target, final InheritanceRootInfo info) {
String superType = target.getResourceSuperType();
if (superType != null) {
info.resource = target;
} else {
Resource parent = target.getParent();
if (parent != null) {
info.addLevel(target.getName());
findInheritanceRoot(parent, info);
}
}
}