Determines the operation queue that is used to call methods on the connection’s delegate.
- iOS 5.0+
- macOS 10.7+
- Mac Catalyst 13.0+
- tvOS 9.0+
- watchOS 2.0+
The operation queue to use when calling delegate methods.
By default, a connection is scheduled on the current thread in the default mode when it is created. If you create a connection with the
init method and provide
NO for the
start parameter, you can instead schedule the connection on an operation queue before starting it with the
You cannot reschedule a connection after it has started.
It is an error to schedule delegate method calls with both this method and the