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jlli pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/incubator-pinot.git


The following commit(s) were added to refs/heads/master by this push:
     new ac19af7  Clean up unused variable in ControllerLeadershipManager 
(#4181)
ac19af7 is described below

commit ac19af76d34333a8259536ac56d0c7fd3730cec5
Author: Jialiang Li <[email protected]>
AuthorDate: Thu May 2 10:06:56 2019 -0700

    Clean up unused variable in ControllerLeadershipManager (#4181)
---
 .../java/org/apache/pinot/controller/ControllerLeadershipManager.java | 4 ----
 1 file changed, 4 deletions(-)

diff --git 
a/pinot-controller/src/main/java/org/apache/pinot/controller/ControllerLeadershipManager.java
 
b/pinot-controller/src/main/java/org/apache/pinot/controller/ControllerLeadershipManager.java
index 46160c6..31eef72 100644
--- 
a/pinot-controller/src/main/java/org/apache/pinot/controller/ControllerLeadershipManager.java
+++ 
b/pinot-controller/src/main/java/org/apache/pinot/controller/ControllerLeadershipManager.java
@@ -34,9 +34,6 @@ public class ControllerLeadershipManager {
 
   private static final Logger LOGGER = 
LoggerFactory.getLogger(ControllerLeadershipManager.class);
 
-  // TODO: fix the misuse of singleton.
-  private static ControllerLeadershipManager INSTANCE = null;
-
   private HelixManager _helixManager;
   private volatile boolean _amILeader = false;
 
@@ -54,7 +51,6 @@ public class ControllerLeadershipManager {
     if (_amILeader) {
       onBecomingNonLeader();
     }
-    INSTANCE = null;
   }
 
   /**


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