I plan to push the following patches to branch-0.23 tomorrow morning
unless there's any objection:
HDFS-1620. Rename HdfsConstants -> HdfsServerConstants,
FSConstants -> HdfsConstants. (Harsh J Chouraria via atm)
HDFS-2197. Refactor RPC call implementations out of NameNode
class. Contributed by Todd Lipcon.
HDFS-2314. MRV1 test compilation broken after HDFS-2197.
Contributed by Todd Lipcon
The motivation is that the rename in HDFS-1620 touched most of the
files in HDFS and will cause future backports to have a lot of
conflicts unless we backport this one. HDFS-2197 moved all of the RPC
methods out of NameNode.java to a new class, and hence would cause
conflicts on any future changes that affect the NN RPC. 2314 is a
simple bugfix on 2197.
The backports were straightforward so I'll assume it doesn't need a
separate review. If you'd like to take a look, I pushed a tree here:
https://github.com/toddlipcon/hadoop-common/tree/branch-0.23-backport-2197
Thanks
-Todd
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Todd Lipcon
Software Engineer, Cloudera