@Override
public void call(RelayObserver<T> t1) {
NodeList.Node<Object> l;
if (!state.terminated) {
// ignore stale entries if still active
l = state.replayObserverFromIndexTest(state.head(), t1, scheduler.now());
} else {
// accept all if terminated
l = state.replayObserverFromIndex(state.head(), t1);
}
t1.index(l);
}
@Override
public void evict(NodeList<Object> t1) {
long now = scheduler.now();
while (!t1.isEmpty()) {
NodeList.Node<Object> n = t1.head.next;
if (test(n.value, now)) {
t1.removeFirst();
} else {
break;
}
}
}
@Override
public Object call(Object t1) {
return new Timestamped<Object>(scheduler.now(), t1);
}