YARN-11536. Fix CheckStyle.

Author: slfan1989

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/cli/RouterCLI.java

@@ -370,10 +370,8 @@ private int handlePolicy(String[] args)
         policy = cliParser.getOptionValue(OPTION_SAVE);
       }
       return handleSavePolicy(policy);
-    }
-    // Save Queue Policies in Batches
-    else if (cliParser.hasOption(OPTION_BATCH_S) || cliParser.hasOption(OPTION_BATCH_SAVE)) {
-
+    } else if (cliParser.hasOption(OPTION_BATCH_S) || cliParser.hasOption(OPTION_BATCH_SAVE)) {
+      // Save Queue Policies in Batches
       // Determine whether the file format is accurate, XML or JSON format.
       // If it is not XML or JSON, we will directly prompt the user with an error message.
       String format = null;
@@ -398,9 +396,8 @@ else if (cliParser.hasOption(OPTION_BATCH_S) || cliParser.hasOption(OPTION_BATCH
 
       // Batch SavePolicies.
       return handBatchSavePolicies(format, filePath);
-    }
-    // printUsage
-    else {
+    } else {
+      // printUsage
       printUsage(args[0]);
     }
 

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/test/java/org/apache/hadoop/yarn/server/router/TestRouterMetrics.java

@@ -2257,7 +2257,8 @@ public void testSaveFederationQueuePolicyRetrieved() {
   public void testGetBatchSaveFederationQueuePoliciesFailedRetrieved() {
     long totalBadBefore = metrics.getBatchSaveFederationQueuePoliciesFailedRetrieved();
     badSubCluster.getBatchSaveFederationQueuePoliciesFailedRetrieved();
-    Assert.assertEquals(totalBadBefore + 1, metrics.getBatchSaveFederationQueuePoliciesFailedRetrieved());
+    Assert.assertEquals(totalBadBefore + 1,
+        metrics.getBatchSaveFederationQueuePoliciesFailedRetrieved());
   }
 
   @Test