[LUCENE-9680] Re-add IndexWriter.getFieldNames

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 8.9
• Lucene Fields: New
• Assignee: Unassigned
• Reporter: Oren Ovadia
• Created: 20/Jan/21 01:46
• Updated: 28/Aug/22 16:12
• Resolved: 18/Jun/21 20:50

Description

IndexWriter.getFieldNames was deprecated in LUCENE-8909.

It is useful to have this information exposed by IW to cap (or report) when too many fields have been created.

getFieldNames was introduced in LUCENE-7659.

Issue Links

• relates to: LUCENE-8909 Deprecate getFieldNames from IndexWriter
• links to: GitHub Pull Request #2231
• links to: GitHub Pull Request #2298