fix blanks eol and checkstyle error

Author: granewang

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

@@ -200,7 +200,7 @@ protected void setOut(PrintStream out) {
   }
 
   private static void appendHAUsage(final StringBuilder usageBuilder) {
-    for (Map.Entry<String,UsageInfo> cmdEntry : YARN_HA_USAGE.entrySet()) {
+    for (Map.Entry<String, UsageInfo> cmdEntry : YARN_HA_USAGE.entrySet()) {
       if (cmdEntry.getKey().equals("-help")) {
         continue;
       }
@@ -257,12 +257,12 @@ private static void buildIndividualUsageMsg(String cmd,
   private static void buildUsageMsg(StringBuilder builder,
       boolean isHAEnabled) {
     builder.append("Usage: yarn rmadmin\n");
-    for (Map.Entry<String,UsageInfo> cmdEntry : ADMIN_USAGE.entrySet()) {
+    for (Map.Entry<String, UsageInfo> cmdEntry : ADMIN_USAGE.entrySet()) {
       UsageInfo usageInfo = cmdEntry.getValue();
       builder.append("   " + cmdEntry.getKey() + " " + usageInfo.args + "\n");
     }
     if (isHAEnabled) {
-      for (Map.Entry<String,UsageInfo> cmdEntry : YARN_HA_USAGE.entrySet()) {
+      for (Map.Entry<String, UsageInfo> cmdEntry : YARN_HA_USAGE.entrySet()) {
         String cmdKey = cmdEntry.getKey();
         if (!cmdKey.equals("-help")) {
           UsageInfo usageInfo = cmdEntry.getValue();
@@ -768,8 +768,8 @@ private int replaceLabelsOnNodes(Map<NodeId, Set<String>> map,
     return 0;
   }
 
-  private int failover(CommandLine cmd) 
-          throws IOException, ServiceFailedException {
+  private int failover(CommandLine cmd)
+      throws IOException, ServiceFailedException {
     int numOpts = cmd.getOptions() == null ? 0 : cmd.getOptions().length;
     final String[] args = cmd.getArgs();
     if (numOpts > 1 || args.length != 2) {
@@ -825,19 +825,19 @@ public int run(String[] args) throws Exception {
       System.out.println("Cannot run " + cmd
           + " when ResourceManager HA is not enabled");
       return -1;
-    }else if("-failover".equals(cmd)){
+    }else if("-failover".equals(cmd)) {
       if (isHAEnabled) {
         Options opts = new Options();
         CommandLine cmdLine = parseOpts(cmd, opts, args, YARN_HA_USAGE);
         if (cmdLine == null) {
           return -1;
-        }    
+        }
         return failover(cmdLine);
       }    
       System.out.println("Cannot run " + cmd
-              + " when ResourceManager HA is not enabled");
+          + " when ResourceManager HA is not enabled");
       return -1;
-    } 
+    }
 
     //
     // verify that we have enough command line parameters

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/test/java/org/apache/hadoop/yarn/client/cli/TestRMAdminCLI.java

@@ -779,7 +779,7 @@ public void testHelp() throws Exception {
       testError(new String[] { "-help", "-getGroups" },
           "Usage: yarn rmadmin [-getGroups [username]]", dataErr, 0);
       testError(new String[] { "-help", "-failover" },
-              "Usage: yarn rmadmin [-failover <serviceId> <serviceId>]", dataErr, 0);
+          "Usage: yarn rmadmin [-failover <serviceId> <serviceId>]", dataErr, 0);
       testError(new String[] { "-help", "-transitionToActive" },
           "Usage: yarn rmadmin [-transitionToActive [--forceactive]" +
           " <serviceId>]", dataErr, 0);