[HBASE-19087] Log an Optional's value/null instead of Optional[value]/Optional.empty.

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.0.0-alpha-4
• Fix Version/s: 2.0.0-alpha-4, 2.0.0
• Hadoop Flags: Reviewed
• Assignee: Guangxu Cheng
• Reporter: Guangxu Cheng
• Created: 25/Oct/17 12:19
• Updated: 01/Aug/18 06:21
• Resolved: 31/Oct/17 01:51

Description

After HBASE-18878, the audit log contains redundant characters "Optional" which leading to unreadable

2017-10-19 19:51:08,054 INFO  [RpcServer.default.FPBQ.Fifo.handler=49,queue=4,port=8081] master.HMaster: Client=Optional[username]/Optional[/locahost] disable tablename