From 9d278804425f0118b590d302985408e0794b88bb Mon Sep 17 00:00:00 2001
From: Daniel Templeton <templedf@apache.org>
Date: Sun, 9 Jul 2017 19:34:35 +0900
Subject: [PATCH] YARN-6410. FSContext.scheduler should be final (Contributed
 by Yeliang Cang via Daniel Templeton)

---
 .../yarn/server/resourcemanager/scheduler/fair/FSContext.java   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/FSContext.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/FSContext.java
index a4aa8f49eaa..eb76ca3f8fe 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/FSContext.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/FSContext.java
@@ -29,7 +29,7 @@ public class FSContext {
   private boolean preemptionEnabled = false;
   private float preemptionUtilizationThreshold;
   private FSStarvedApps starvedApps;
-  private FairScheduler scheduler;
+  private final FairScheduler scheduler;
 
   FSContext(FairScheduler scheduler) {
     this.scheduler = scheduler;