Restores a matching, validated checkpoint into the index.
A rejected file is not an error worth raising: the index is advisory, so an unreadable checkpoint costs a sweep and nothing else.
Canonical ChRIS identity string.
Checkpoint directory override.
Restoration outcome without throwing for absent or invalid files.
Restores a matching, validated checkpoint into the index.
A rejected file is not an error worth raising: the index is advisory, so an unreadable checkpoint costs a sweep and nothing else.