Used as default snapshot-store in case no other store was configured.
Used as default snapshot-store in case no other store was configured.
If a akka.persistence.PersistentActor calls the akka.persistence.PersistentActor#saveSnapshot method,
and at the same time does not configure a specific snapshot-store to be used *and* no default snapshot-store
is available, then the NoSnapshotStore
will be used to signal a snapshot store failure.
Abstract snapshot store.