Returns all type-safe {@link Permission Permission}s assigned to the corresponding Subject. The permissions
returned from this method plus any returned from {@link #getStringPermissions() getStringPermissions()}
represent the total set of permissions. The aggregate set is used to perform a permission authorization check.
@return all type-safe {@link Permission Permission}s assigned to the corresponding Subject.
Returns all type-safe {@link Permission Permission}s assigned to the corresponding Subject. The permissions returned from this method plus any returned from {@link #getStringPermissions() getStringPermissions()} represent the total set of permissions. The aggregate set is used to perform a permission authorization check.
@return all type-safe {@link Permission Permission}s assigned to the corresponding Subject.