Change in asterixdb[master]: Add Active Partition Event Message

[abdullah alamoudi (Code Review)]

abdullah alamoudi has posted comments on this change.

Change subject: Add Active Partition Event Message
......................................................................


Patch Set 1:

(2 comments)

https://asterix-gerrit.ics.uci.edu/#/c/1596/1/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/utils/MetadataLockManager.java
File 
asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/utils/MetadataLockManager.java:

PS1, Line 638:         ReentrantReadWriteLock entityLock = 
extensionLocks.get(entityName);
             :         if (entityLock == null) {
             :             extensionLocks.putIfAbsent(entityName, new 
ReentrantReadWriteLock());
             :             entityLock = extensionLocks.get(entityName);
             :         }
> This can be replaced with a single computeIfAbsent call.
Done


PS1, Line 651:         ReentrantReadWriteLock entityLock = 
extensionLocks.get(entityName);
             :         if (entityLock == null) {
             :             extensionLocks.putIfAbsent(entityName, new 
ReentrantReadWriteLock());
             :             entityLock = extensionLocks.get(entityName);
             :         }
> This can be replaced with a single computeIfAbsent call.  Seems like this s
Done


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Gerrit-MessageType: comment
Gerrit-Change-Id: I7b4629752e912614927b816d4ce3422ac89c5426
Gerrit-PatchSet: 1
Gerrit-Project: asterixdb
Gerrit-Branch: master
Gerrit-Owner: abdullah alamoudi <bamou...@gmail.com>
Gerrit-Reviewer: Jenkins <jenk...@fulliautomatix.ics.uci.edu>
Gerrit-Reviewer: Michael Blow <mb...@apache.org>
Gerrit-Reviewer: Till Westmann <ti...@apache.org>
Gerrit-Reviewer: abdullah alamoudi <bamou...@gmail.com>
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