public interface FailureCallback<E extends Throwable>
Convenience API to be notified when an asynchronous task failed.
abstract Unit
onFailure(E cause)
equals, hashCode, toString
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
abstract Unit onFailure(E cause)
Called with an optional Throwable of type E when the task failed.
cause