From 6774f9c3c253c8a6ae4010465f99461825665def Mon Sep 17 00:00:00 2001
From: Daniel Templeton <templedf@apache.org>
Date: Thu, 9 Mar 2017 12:12:47 -0800
Subject: [PATCH] YARN-6300. NULL_UPDATE_REQUESTS is redundant in
 TestFairScheduler (Contributed by Yuanbo Liu via Daniel Templeton)

(cherry picked from commit 8bc8804be1b96f8a4fc33b5d24dd7f7af93a437e)
---
 .../resourcemanager/scheduler/fair/TestFairScheduler.java     | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/TestFairScheduler.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/TestFairScheduler.java
index bf208e1ed94..7b3153570d8 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/TestFairScheduler.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/TestFairScheduler.java
@@ -96,7 +96,6 @@
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.AbstractYarnScheduler;
 
 
-import org.apache.hadoop.yarn.server.resourcemanager.scheduler.ContainerUpdates;
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.QueueMetrics;
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.SchedulerApplicationAttempt;
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.SchedulerNode;
@@ -119,7 +118,6 @@
 import org.junit.Assert;
 import org.junit.Before;
 import org.junit.Test;
-import org.mockito.Mock;
 import org.mockito.Mockito;
 import org.xml.sax.SAXException;
 
@@ -130,8 +128,6 @@ public class TestFairScheduler extends FairSchedulerTestBase {
   private final int GB = 1024;
   private final static String ALLOC_FILE =
       new File(TEST_DIR, "test-queues").getAbsolutePath();
-  private final static ContainerUpdates NULL_UPDATE_REQUESTS =
-      new ContainerUpdates();
 
   @Before
   public void setUp() throws IOException {