HDFS-11574. Spelling mistakes in the Java source. Contributed by Hu Xiaodong.

hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/ha/RequestHedgingProxyProvider.java

@@ -44,7 +44,7 @@ import org.slf4j.LoggerFactory;
  * per-se. It constructs a wrapper proxy that sends the request to ALL
  * underlying proxies simultaneously. It assumes the in an HA setup, there will
  * be only one Active, and the active should respond faster than any configured
- * standbys. Once it recieve a response from any one of the configred proxies,
+ * standbys. Once it receive a response from any one of the configred proxies,
  * outstanding requests to other proxies are immediately cancelled.
  */
 public class RequestHedgingProxyProvider<T> extends

hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestDataTransferProtocol.java

@@ -133,7 +133,7 @@ public class TestDataTransferProtocol {
       LOG.info("Expected: " + expected);
       
       if (eofExpected) {
-        throw new IOException("Did not recieve IOException when an exception " +
+        throw new IOException("Did not receive IOException when an exception " +
                               "is expected while reading from " + datanode); 
       }
       assertEquals(expected, received);

hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/ha/TestRetryCacheWithHA.java

@@ -1282,7 +1282,7 @@ public class TestRetryCacheWithHA {
 
   /**
    * When NN failover happens, if the client did not receive the response and
-   * send a retry request to the other NN, the same response should be recieved
+   * send a retry request to the other NN, the same response should be received
    * based on the retry cache.
    */
   public void testClientRetryWithFailover(final AtMostOnceOp op)

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

@@ -371,7 +371,7 @@ public class NodeStatusUpdaterImpl extends AbstractService implements
           "Message from ResourceManager: "
               + regNMResponse.getDiagnosticsMessage();
       throw new YarnRuntimeException(
-        "Recieved SHUTDOWN signal from Resourcemanager, Registration of NodeManager failed, "
+        "Received SHUTDOWN signal from Resourcemanager, Registration of NodeManager failed, "
             + message);
     }
 
@@ -965,7 +965,7 @@ public class NodeStatusUpdaterImpl extends AbstractService implements
   private boolean handleShutdownOrResyncCommand(
       NodeHeartbeatResponse response) {
     if (response.getNodeAction() == NodeAction.SHUTDOWN) {
-      LOG.warn("Recieved SHUTDOWN signal from Resourcemanager as part of"
+      LOG.warn("Received SHUTDOWN signal from Resourcemanager as part of"
           + " heartbeat, hence shutting down.");
       LOG.warn("Message from ResourceManager: "
           + response.getDiagnosticsMessage());

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

@@ -1357,7 +1357,7 @@ public class TestNodeStatusUpdater {
       }
     };
     verifyNodeStartFailure(
-          "Recieved SHUTDOWN signal from Resourcemanager, "
+          "Received SHUTDOWN signal from Resourcemanager, "
         + "Registration of NodeManager failed, "
         + "Message from ResourceManager: RM Shutting Down Node");
   }

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/Application.java

@@ -348,7 +348,7 @@ public class Application {
     
     if(LOG.isDebugEnabled()) {
       LOG.debug("getResources() for " + applicationId + ":"
-        + " ask=" + ask.size() + " recieved=" + containers.size());
+        + " ask=" + ask.size() + " received=" + containers.size());
     }
     
     return containers;