internal override void _handleData(T inputEvent, _EventSink <T> sink)
{
_StateStreamSubscription <T> subscription = (_StateStreamSubscription <T>)sink;
int count = subscription._count;
if (count > 0)
{
sink._add(inputEvent);
count -= 1;
subscription._count = count;
if (count == 0)
{
// Closing also unsubscribes all subscribers, which unsubscribes
// this from source.
sink._close();
}
}
}
public override Future close()
{
_sink._close();
return(Future._nullFuture);
}
internal virtual void _handleDone(_EventSink <T> sink)
{
sink._close();
}