String adminDn = session.getEffectivePrincipal().getName();
ExprNode filter = new PresenceNode( SchemaConstants.OBJECT_CLASS_AT );
EntryFilteringCursor cursor = session.search( partition.getSuffixDn(), SearchScope.SUBTREE, filter,
AliasDerefMode.NEVER_DEREF_ALIASES, new HashSet<AttributeTypeOptions>( MANDATORY_ENTRY_ATOP_MAP.values() ) );
cursor.beforeFirst();
List<Modification> mods = new ArrayList<Modification>();