[7.x] Reorganise packages and classes in searchable snapshots plugin #70851
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
Searchable snapshots classes have been spread over
multiple packages since the creation of the plugin's
project (mea culpa). With the addition of the shared
cache and other factorization of IndexInput's code
it becomes less obvious to navigate the plugin
codebase.
Backport of #70814 for 7.x