@Override
    public Response getNext(int timeout) {
        throw new UnsupportedOperationException("Queue not supported.");
    }
Creates a new sync session running on message bus logic.

@param syncParams Common syncsession parameters, not used.
@param bus        The message bus on which to run.
@param mbusParams Parameters concerning message bus configuration.
documentapi/src/main/java/com/yahoo/documentapi/messagebus/MessageBusSyncSession.java