Get the list of the ACL's for a reference. Adds a number of ACE's to a collection of references. Removes ACE's from a collection of references. Gets a list of the settable permissions for a set of references. Gets a list of the settable permissions for a list of classes. Determines whether the current authenticated user has the permissions on each of the specified references. Set the inherit permission property of a set of references. Get the current node owner. Sets the current node owner. Getsl aa the authorities avaialble in the repository. Ges the authorities for the current user Creates new authorities Delete authorities Adds child authorities to a specified parent authority Remove child authorities from the specified parent authority Gets an authorities child authorities Gets an authorities parent authorities Access control service.