Fix docs, space, and switch statement

Author: Kimahriman

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/logaggregation/LogAggregationService.java

@@ -402,6 +402,7 @@ public void handle(LogHandlerEvent event) {
         LogHandlerContainerRecoveredEvent containerRecoveredEvent =
             (LogHandlerContainerRecoveredEvent) event;
         recoverContainer(containerRecoveredEvent.getContainerId());
+        break;
       case LOG_AGG_TOKEN_UPDATE:
         checkAndEnableAppAggregators();
         break;

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/recovery/NMStateStoreService.java

@@ -733,24 +733,23 @@ public abstract void removeLogDeleter(ApplicationId appId)
   /**
    * Load the state of the log aggregators
    * @return recovered log aggregator state
-   * @throws IOException
+   * @throws IOException if fails
    */
   public abstract RecoveredLogAggregatorState loadLogAggregatorState()
       throws IOException;
 
   /**
-   * Store the state of a log deleter
-   * @param appId the application ID for the log deleter
-   * @param proto the serialized state of the log deleter
-   * @throws IOException
+   * Store the state of a log aggregator
+   * @param containerId the container ID for the log aggregator
+   * @throws IOException if fails
    */
-  public abstract void storeLogAggregator(ContainerId containerId) 
+  public abstract void storeLogAggregator(ContainerId containerId)
       throws IOException;
 
   /**
-   * Remove the state of a log deleter
-   * @param appId the application ID for the log deleter
-   * @throws IOException
+   * Remove the state of a log aggregator
+   * @param containerId the container ID for the log aggregator
+   * @throws IOException if fails
    */
   public abstract void removeLogAggregator(ContainerId containerId)
       throws IOException;

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/TestNodeStatusUpdater.java

@@ -964,7 +964,7 @@ public void testRecentlyFinishedContainers() throws Exception {
     nm.getNMContext().getContainers().putIfAbsent(cId, mock(Container.class));
 
     nodeStatusUpdater.addCompletedContainer(cId);
-    assertTrue(nodeStatusUpdater.isContainerRecentlyStopped(cId));     
+    assertTrue(nodeStatusUpdater.isContainerRecentlyStopped(cId));
   }
 
   @Test