public void init() throws Exception {
if (view_ack_collection_timeout <= 0)
throw new IllegalArgumentException("view_ack_collection_timeout has to be greater than 0");
if (merge_timeout <= 0)
throw new IllegalArgumentException("merge_timeout has to be greater than 0");
prev_members = new BoundedList<Address>(num_prev_mbrs);
prev_views = new BoundedList<Tuple<View, Long>>(num_prev_views);
TP transport = getTransport();
timer = transport.getTimer();
if (timer == null) throw new Exception("timer is null");
if (impl != null) impl.init();
transport.registerProbeHandler(this);
}
