void complete(int id) {
List<Object> localQueue;
synchronized (guard) {
if (id != index) {
return;
}
active = false;
if (!mainDone) {
return;
}
if (emitting) {
if (queue == null) {
queue = new ArrayList<Object>();
}
queue.add(nl.completed());
return;
}
localQueue = queue;
queue = null;
emitting = true;
}
drain(localQueue);
serializedChild.onCompleted();
unsubscribe();
}
void emit(T value, int id, InnerSubscriber<T> innerSubscriber) {
List<Object> localQueue;
synchronized (guard) {
if (id != index) {
return;
}
if (emitting) {
if (queue == null) {
queue = new ArrayList<Object>();
}
queue.add(value);
return;
}
localQueue = queue;
queue = null;
emitting = true;
}
boolean once = true;
boolean skipFinal = false;
try {
do {
drain(localQueue);
if (once) {
once = false;
serializedChild.onNext(value);
arbiter.produced(1);
}
synchronized (guard) {
localQueue = queue;
queue = null;
if (localQueue == null) {
emitting = false;
skipFinal = true;
break;
}
}
} while (!serializedChild.isUnsubscribed());
} finally {
if (!skipFinal) {
synchronized (guard) {
emitting = false;
}
}
}
}
void drain(List<Object> localQueue) {
if (localQueue == null) {
return;
}
for (Object o : localQueue) {
if (nl.isCompleted(o)) {
serializedChild.onCompleted();
break;
} else if (nl.isError(o)) {
serializedChild.onError(nl.getError(o));
break;
} else {
@SuppressWarnings("unchecked")
T t = (T) o;
serializedChild.onNext(t);
arbiter.produced(1);
}
}
}
void error(Throwable e, int id) {
List<Object> localQueue;
synchronized (guard) {
if (id != index) {
return;
}
if (emitting) {
if (queue == null) {
queue = new ArrayList<Object>();
}
queue.add(nl.error(e));
return;
}
localQueue = queue;
queue = null;
emitting = true;
}
drain(localQueue);
serializedChild.onError(e);
unsubscribe();
}
@Override
public void onCompleted() {
List<Object> localQueue;
synchronized (guard) {
mainDone = true;
if (active) {
return;
}
if (emitting) {
if (queue == null) {
queue = new ArrayList<Object>();
}
queue.add(nl.completed());
return;
}
localQueue = queue;
queue = null;
emitting = true;
}
drain(localQueue);
serializedChild.onCompleted();
unsubscribe();
}
@Override
public void onError(Throwable e) {
serializedChild.onError(e);
unsubscribe();
}