T
- the element typepublic interface SingleSource<T>
Single
source base interface,
consumable via an SingleObserver
.
This class also serves the base type for custom operators wrapped into
Single via Single.create(SingleOnSubscribe)
.
Modifier and Type | Method and Description |
---|---|
void |
subscribe(SingleObserver<? super T> observer)
Subscribes the given SingleObserver to this SingleSource instance.
|
void subscribe(@NonNull SingleObserver<? super T> observer)
observer
- the SingleObserver, not nulljava.lang.NullPointerException
- if observer
is null