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/branches/branch-2@1538856 13f79535-47bb-0310-9956-ffa450edef68

hadoop-yarn-project/CHANGES.txt

@@ -120,6 +120,9 @@ 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

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);