private synchronized void handleEvent(Event event) {
logger.debug("handling event: " + event);
switch (event.getType()) {
case Event.JOIN:
members.add(new Member(event.getIbis(), event));
if (statistics != null) {
statistics.newPoolSize(members.size());
}
break;
case Event.LEAVE:
members.remove(event.getIbis());
if (statistics != null) {
statistics.newPoolSize(members.size());
}
break;
case Event.DIED:
IbisIdentifier died = event.getIbis();
members.remove(died);
if (statistics != null) {
statistics.newPoolSize(members.size());
}
if (died.equals(registry.getIbisIdentifier())) {
logger.debug("we were declared dead");
stop();
}
break;
case Event.SIGNAL:
// Not handled here
break;
case Event.ELECT:
elections.put(new Election(event));
if (statistics != null) {
statistics.electionEvent();
}
break;
case Event.UN_ELECT:
elections.remove(event.getDescription());
if (statistics != null) {
statistics.electionEvent();
}
break;
case Event.POOL_CLOSED:
closed = true;
closeEvent = event;
break;
case Event.POOL_TERMINATED:
terminated = true;
terminateEvent = event;
break;
default:
logger.error("unknown event type: " + event.getType());
}
// wake up threads waiting for events
notifyAll();
if (logger.isDebugEnabled()) {
logger.debug("member list now: " + members);
}
}
