[LUCENE-3282] BlockJoinQuery: Allow to add a custom child collector, and customize the parent bitset extraction

• Type: Improvement
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: 3.4, 4.0-ALPHA
• Component/s: core/search
• Lucene Fields: New, Patch Available
• Assignee: Unassigned
• Reporter: Shay Banon
• Created: 07/Jul/11 00:56
• Updated: 28/Aug/22 12:52

Description

It would be nice to allow to add a custom child collector to the BlockJoinQuery to be called on every matching doc (so we can do things with it, like counts and such). Also, allow to extend BlockJoinQuery to have a custom code that converts the filter bitset to an OpenBitSet.