Creates a ConnectableObservable that takes elements from source
and caches them until the call to connect()
happens.
Creates a ConnectableObservable that takes elements from source
and caches them until the call to connect()
happens. After that
the events are piped through the given subject
to the final
subscribers.
Builds a ConnectableObservable for the given observable source and a given Pipe.
Builds a ConnectableObservable for the given observable source and a given Subject.