It added complexity, for Lucene to track the app-provided ID. And,
it's something you can easily add back on top of the new API, if
necessary.
But, maintaining multiple snapshots is certainly still allowed:
multiple snapshots referencing the same IndexCommit is fine. There is
a ref count increme
I see that SnapshotDeletionPolicy no longer supports snapshotting by an
app-supplied string id, as of Lucene 4.4. However, my use case relies on
the policy's ability to maintain multiple snapshots simultaneously to
provide index versioning semantics, of sorts. What is the new recommended
way of doi
