c4463ee8551b5f0ee0d41bd35d2236a958f4a925 - twill

commit	c4463ee8551b5f0ee0d41bd35d2236a958f4a925	[log] [tgz]
author	Terence Yim <chtyim@apache.org>	Thu May 21 23:03:36 2015 -0700
committer	Terence Yim <chtyim@apache.org>	Fri May 22 14:48:08 2015 -0700
tree	94ead36270e4442dccbaa40c457b6b28146fbe5c
parent	beb888297f4362ed0522ed487713f7ebab6abb55 [diff]

(TWILL-129) Fix race condition in leader election

- If the node to watch is gone, re-run the leader election
- Use getData() instead of exists() to set the watch
  - Avoid “leaking” watches on node that is gone

Signed-off-by: Terence Yim <chtyim@apache.org>

twill-zookeeper/src/main/java/org/apache/twill/internal/zookeeper/DefaultZKClientService.java[diff]
twill-zookeeper/src/main/java/org/apache/twill/internal/zookeeper/LeaderElection.java[diff]
twill-zookeeper/src/test/java/org/apache/twill/internal/zookeeper/LeaderElectionTest.java[diff]

3 files changed

tree: 94ead36270e4442dccbaa40c457b6b28146fbe5c