[LUCENE-4504] Empty results from IndexSearcher.searchAfter() when sorting by FunctionValues

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 4.0
• Fix Version/s: 4.3, 6.0
• Component/s: modules/other
• Lucene Fields: New
• Assignee: Unassigned
• Reporter: TomShally
• Created: 24/Oct/12 18:43
• Updated: 09/May/16 18:33
• Resolved: 15/Apr/13 20:47

Description

IS.searchAfter() always returns an empty result when using FunctionValues for sorting.

The culprit is ValueSourceComparator.compareDocToValue() returning -1 when it should return +1.

Issue Links

• is related to: LUCENE-3514 deep paging with Sort