code cleanup

Author: abstractdog

ql/src/java/org/apache/hadoop/hive/ql/exec/tez/WmTezSession.java

@@ -68,15 +68,15 @@ private final static class ActualWmState {
   private final ActualWmState actualState = new ActualWmState();
 
   public WmTezSession(
-      WorkloadManager manager, SessionExpirationTracker expiration, TezSessionState superr) {
-    super(manager, expiration, superr);
+      WorkloadManager manager, SessionExpirationTracker expiration, TezSessionState baseSession) {
+    super(manager, expiration, baseSession);
     wmManager = manager;
     isDelayedMove = false;
   }
 
   @VisibleForTesting
-  WmTezSession(Manager testParent, SessionExpirationTracker expiration, TezSessionState superr) {
-    super(testParent, expiration, superr);
+  WmTezSession(Manager testParent, SessionExpirationTracker expiration, TezSessionState baseSession) {
+    super(testParent, expiration, baseSession);
     wmManager = null;
     isDelayedMove = false;
   }

ql/src/test/org/apache/hadoop/hive/ql/exec/tez/TestTezExternalSessionsRegistryClient.java

@@ -28,6 +28,7 @@ public void testDummyExternalSessionsRegistry() {
     HiveConf conf = new HiveConf();
     conf.setVar(HiveConf.ConfVars.HIVE_SERVER2_TEZ_EXTERNAL_SESSIONS_REGISTRY_CLASS,
         DummyExternalSessionsRegistry.class.getName());
+    // TODO: change this to TezConfiguration.TEZ_AM_REGISTRY_NAMESPACE after Tez 1.0.0 is released.
     conf.set("tez.am.registry.namespace", "dummy");
     ExternalSessionsRegistry externalSessionsRegistry = ExternalSessionsRegistry.getClient(conf);
     assertTrue(externalSessionsRegistry instanceof DummyExternalSessionsRegistry);
@@ -36,7 +37,9 @@ public void testDummyExternalSessionsRegistry() {
   @Test
   public void testTezExternalSessionsRegistry() {
     HiveConf conf = new HiveConf();
+    // TODO: change this to TezConfiguration.TEZ_AM_ZOOKEEPER_QUORUM after Tez 1.0.0 is released.
     conf.set("tez.am.zookeeper.quorum", "test-quorum");
+    // TODO: change this to TezConfiguration.TEZ_AM_REGISTRY_NAMESPACE after Tez 1.0.0 is released.
     conf.set("tez.am.registry.namespace", "tez");
     conf.setVar(HiveConf.ConfVars.HIVE_SERVER2_TEZ_EXTERNAL_SESSIONS_REGISTRY_CLASS,
         ZookeeperExternalSessionsRegistryClient.class.getName());