[LUCENE-6711] Instead of docCount(), maxDoc() is used for numberOfDocuments in SimilarityBase

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 6.0
• Component/s: core/search
• Lucene Fields: New, Patch Available
• Assignee: Robert Muir
• Reporter: Ahmet Arslan
• Created: 01/Aug/15 16:48
• Updated: 28/Aug/22 14:40
• Resolved: 13/Aug/15 17:38

Description

SimilarityBase.java has the following line :

 long numberOfDocuments = collectionStats.maxDoc();

It seems like collectionStats.docCount(), which returns the total number of documents that have at least one term for this field, is more appropriate statistics here.

Issue Links

• breaks: LUCENE-6758 Adding a SHOULD clause to a BQ over an empty field clears the score when using DefaultSimilarity
• relates to: LUCENE-6751 TestSimlarity2.testNoFieldSkew() failure