[LUCENE-2417] Fix IndexCommit hashCode() and equals() to be consistent

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.9.3, 3.0.2, 3.1, 4.0-ALPHA
• Component/s: core/index
• Lucene Fields: New, Patch Available
• Assignee: Shai Erera
• Reporter: Shai Erera
• Created: 28/Apr/10 13:04
• Updated: 28/Aug/22 12:25
• Resolved: 01/Jun/10 12:43

Description

IndexCommit's impl of hashCode() and equals() is inconsistent. One uses Dir + version and the other uses Dir + equals. According to hashCode()'s javadoc, if o1.equals(o2), then o1.hashCode() == o2.hashCode(). Simple fix, and I'll add a test case.