Create the Props
from the handOverData
sent from
previous singleton.
Create the Props
from the handOverData
sent from
previous singleton. handOverData
might be null
when no hand-over took place, or when the there is no need
for sending data to the new singleton.
Java API. Factory for the akka.actor.Props of the singleton actor instance. Used in constructor of akka.contrib.pattern.ClusterSingletonManager