From d12010e658cb65e1906a111165e16567d85b8edc Mon Sep 17 00:00:00 2001
From: Sanford Ryza <sandy@apache.org>
Date: Tue, 5 Nov 2013 02:14:23 +0000
Subject: [PATCH] YARN-1388. Fair Scheduler page always displays blank fair
 share (Liyin Liang via Sandy Ryza)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1538855 13f79535-47bb-0310-9956-ffa450edef68
---
 hadoop-yarn-project/CHANGES.txt                                | 3 +++
 .../yarn/server/resourcemanager/webapp/FairSchedulerPage.java  | 3 ++-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/hadoop-yarn-project/CHANGES.txt b/hadoop-yarn-project/CHANGES.txt
index 7859aa5c60d..dbb1e7c9a88 100644
--- a/hadoop-yarn-project/CHANGES.txt
+++ b/hadoop-yarn-project/CHANGES.txt
@@ -138,6 +138,9 @@ Release 2.2.1 - UNRELEASED
     YARN-1321. Changed NMTokenCache to support both singleton and an instance
     usage. (Alejandro Abdelnur via vinodkv) 
 
+    YARN-1388. Fair Scheduler page always displays blank fair share (Liyin Liang
+    via Sandy Ryza)
+
   OPTIMIZATIONS
 
   BUG FIXES
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/FairSchedulerPage.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/FairSchedulerPage.java
index 69478f85173..209a0478dba 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/FairSchedulerPage.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/FairSchedulerPage.java
@@ -77,7 +77,8 @@ public class FairSchedulerPage extends RmView {
       if (maxApps < Integer.MAX_VALUE) {
           ri._("Max Running Applications:", qinfo.getMaxApplications());
       }
-      ri._("Fair Share:", qinfo.getFairShare().toString());
+      ri._("Fair Share:", StringEscapeUtils.escapeHtml(
+        qinfo.getFairShare().toString()));
 
       html._(InfoBlock.class);