[HBASE-14230] replace reflection in FSHlog with HdfsDataOutputStream#getCurrentBlockReplication()

• Type: Improvement
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 1.2.0, 1.3.0, 2.0.0
• Component/s: wal
• Hadoop Flags: Reviewed
• Release Note: Remove calling getNumCurrentReplicas on HdfsDataOutputStream via reflection. getNumCurrentReplicas showed up in hadoop 1+ and hadoop 0.2x. In hadoop-2 it was deprecated.
• Assignee: Heng Chen
• Reporter: Heng Chen
• Created: 17/Aug/15 07:12
• Updated: 01/Jul/22 20:54
• Resolved: 30/Sep/15 15:10

Description

As comment TODO said, we use HdfsDataOutputStream#getCurrentBlockReplication and DFSOutputStream.getPipeLine to replace reflection in FSHlog