Addendum for YARN-5865. Retrospect updateApplicationPriority api to handle state store exception in align with YARN-5611
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/metrics/TimelineServiceV1Publisher.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/metrics/TimelineServiceV1Publisher.java
index 89a8616..4c371a7 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/metrics/TimelineServiceV1Publisher.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/metrics/TimelineServiceV1Publisher.java
@@ -88,7 +88,7 @@
         ApplicationMetricsConstants.UNMANAGED_APPLICATION_ENTITY_INFO,
         app.getApplicationSubmissionContext().getUnmanagedAM());
     entityInfo.put(ApplicationMetricsConstants.APPLICATION_PRIORITY_INFO,
-        app.getApplicationSubmissionContext().getPriority().getPriority());
+        app.getApplicationPriority().getPriority());
     entityInfo.put(ApplicationMetricsConstants.AM_NODE_LABEL_EXPRESSION,
         app.getAmNodeLabelExpression());
     entityInfo.put(ApplicationMetricsConstants.APP_NODE_LABEL_EXPRESSION,
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/metrics/TimelineServiceV2Publisher.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/metrics/TimelineServiceV2Publisher.java
index 495c36c..f3b495b 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/metrics/TimelineServiceV2Publisher.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/metrics/TimelineServiceV2Publisher.java
@@ -118,7 +118,7 @@
         ApplicationMetricsConstants.UNMANAGED_APPLICATION_ENTITY_INFO,
         app.getApplicationSubmissionContext().getUnmanagedAM());
     entityInfo.put(ApplicationMetricsConstants.APPLICATION_PRIORITY_INFO,
-        app.getApplicationSubmissionContext().getPriority().getPriority());
+        app.getApplicationPriority().getPriority());
     entity.getConfigs().put(
         ApplicationMetricsConstants.AM_NODE_LABEL_EXPRESSION,
         app.getAmNodeLabelExpression());
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/metrics/TestSystemMetricsPublisherForV2.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/metrics/TestSystemMetricsPublisherForV2.java
index 0f7d9d6..c34307b 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/metrics/TestSystemMetricsPublisherForV2.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/metrics/TestSystemMetricsPublisherForV2.java
@@ -372,6 +372,7 @@
         .thenReturn(Collections.singletonList("java -Xmx1024m"));
     when(appSubmissionContext.getAMContainerSpec())
         .thenReturn(containerLaunchContext);
+    when(app.getApplicationPriority()).thenReturn(Priority.newInstance(10));
 
     when(app.getApplicationSubmissionContext())
         .thenReturn(appSubmissionContext);