close method
Closes any open StreamControllers on this instance. Internal use only.
Implementation
@override
Future close() {
for (var c in _ctrl) {
c.close();
}
beforeIndexed._close();
beforeRead._close();
beforeCreated._close();
beforeModified._close();
beforeUpdated._close();
beforeRemoved._close();
afterIndexed._close();
afterRead._close();
afterCreated._close();
afterModified._close();
afterUpdated._close();
afterRemoved._close();
inner.close();
return Future.value();
}