public final boolean delete4( Transaction transaction, ObjectReference ref, Object obj, int cascade, boolean userCall) { int id = ref.getID(); StatefulBuffer reader = readStatefulBufferById(transaction, id); if (reader != null) { if (obj != null) { if ((!showInternalClasses()) && Const4.CLASS_INTERNAL.isAssignableFrom(obj.getClass())) { return false; } } reader.setCascadeDeletes(cascade); transaction.idSystem().notifySlotDeleted(id, SlotChangeFactory.USER_OBJECTS); ClassMetadata classMetadata = ref.classMetadata(); classMetadata.delete(reader, obj); return true; } return false; }