[LUCENE-1813] Add option to ReverseStringFilter to mark reversed tokens

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.9
• Fix Version/s: 2.9
• Component/s: modules/analysis
• Lucene Fields: New, Patch Available
• Assignee: Robert Muir
• Reporter: Andrzej Bialecki
• Created: 15/Aug/09 16:16
• Updated: 28/Aug/22 12:06
• Resolved: 19/Aug/09 12:08

Description

This patch implements additional functionality in the filter to "mark" reversed tokens with a special marker character (Unicode 0001). This is useful when indexing both straight and reversed tokens (e.g. to implement efficient leading wildcards search).