[HBASE-18980] Address issues found by error-prone in hbase-hadoop2-compat

• Type: Sub-task
• Status: Closed
• Priority: Trivial
• Resolution: Fixed
• Fix Version/s: 1.4.0, 1.3.2, 1.1.13, 2.0.0-alpha-4, 2.0.0, 1.2.7
• Assignee: Mike Drob
• Reporter: Mike Drob
• Created: 10/Oct/17 16:19
• Updated: 17/Jun/22 17:11
• Resolved: 10/Oct/17 17:04

Description

There are a few instances of self comparison found in hadoop2-compat module. Because they are in tests specifically for verifying compareTo, I think they're ok to keep and we should suppress them.