ConversationID id = cmodel.getConversationAt(null, i);
ConversationID id = cmodel.getConversationAt(i);
        public void refilter() {            _conversations.clear();            if (_description != null) {                ConversationModel cmodel = _model.getConversationModel();                int count = cmodel.getConversationCount(null);                for (int i=0; i< count; i++) {                    ConversationID id = cmodel.getConversationAt(null, i);                    if (hasSearchMatch(id, _description)) {                        _conversations.add(id);                    }                }            }        }