return (isc_db_handle)freeDbHandles.removeLast();
isc_db_handle db = (isc_db_handle)freeDbHandles.removeLast(); useDbHandle(db, 1); return db;
    isc_db_handle getDbHandle(FBConnectionRequestInfo cri) throws XAException {        try {            synchronized (freeDbHandles) {                return (isc_db_handle)freeDbHandles.removeLast();            }        } catch (NoSuchElementException e) {            isc_db_handle db = gds.get_new_isc_db_handle();            try {                gds.isc_attach_database(dbAlias, db, cri.getDpb());            }            catch (GDSException ge) {                throw new XAException(ge.toString());            }            return db;        }    }