[HBASE-9442] HLogKey(walKey) constructor needs to be either removed, deprecated or fixed

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.96.0
• Fix Version/s: 0.98.0, 0.96.0
• Hadoop Flags: Reviewed
• Assignee: Roman Shaposhnik
• Reporter: Roman Shaposhnik
• Created: 05/Sep/13 05:32
• Updated: 20/Nov/15 11:55
• Resolved: 05/Sep/13 22:58

Description

It is currently impossible to use HLogKey(walKey) because of the NPE that occurs due to constructor itself not initializing clusterIds but instead immediately calling readFieldsFromPb which then references it:
https://github.com/apache/hbase/blob/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/wal/HLogKey.java#L475