[GitHub] [accumulo] keith-turner commented on a change in pull request #1405: Made tablet assignment wait on upgrade.

[GitBox <gi...@apache.org>]

keith-turner commented on a change in pull request #1405: Made tablet assignment wait on upgrade.
URL: https://github.com/apache/accumulo/pull/1405#discussion_r342275009
 
 

 ##########
 File path: server/master/src/main/java/org/apache/accumulo/master/Master.java
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 @@ -268,7 +269,14 @@ synchronized void setMasterState(MasterState newState) {
     }
   }
 
-  private UpgradeCoordinator upgradeCoordinator;
+  private volatile UpgradeCoordinator upgradeCoordinator;
+
+  private UpgradeStatus getUpgradeStatus() {
+    if (upgradeCoordinator == null)
+      return UpgradeStatus.INITIAL;
+    return upgradeCoordinator.getStatus();
+  }
+
 
 Review comment:
   That was a good idea.  That refactoring lead to some other slight refactorings and I like how the whole thing turned out.  Made the changes in d31fc6bf0a8b8887af735e26f6c4f9257af12eb9.

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