Extension API: Comments from API review council are addressed

Addressed all comments from API review council by renaming ScoreChangeCallback, the methods in ScoreChangeCallback, and the methods in WifiConnectedNetworkScorer.

Bug: 150878285
Bug: 135573686
Bug: 122133502

Test: atest android.net.wifi

Signed-off-by: Mingguang Xu <mingguangxu@google.com>
Change-Id: I823b52a95c2501c7431295573747f2228d1f50b0
diff --git a/api/system-current.txt b/api/system-current.txt
index 7187708..ada089e 100755
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -7453,9 +7453,9 @@
     method public void onWifiUsabilityStats(int, boolean, @NonNull android.net.wifi.WifiUsabilityStatsEntry);
   }
 
-  public static interface WifiManager.ScoreChangeCallback {
-    method public void onScoreChange(int, int);
-    method public void onTriggerUpdateOfWifiUsabilityStats(int);
+  public static interface WifiManager.ScoreUpdateObserver {
+    method public void notifyScoreUpdate(int, int);
+    method public void triggerUpdateOfWifiUsabilityStats(int);
   }
 
   public static interface WifiManager.SoftApCallback {
@@ -7475,9 +7475,9 @@
   }
 
   public static interface WifiManager.WifiConnectedNetworkScorer {
-    method public void setScoreChangeCallback(@NonNull android.net.wifi.WifiManager.ScoreChangeCallback);
-    method public void start(int);
-    method public void stop(int);
+    method public void onSetScoreUpdateObserver(@NonNull android.net.wifi.WifiManager.ScoreUpdateObserver);
+    method public void onStart(int);
+    method public void onStop(int);
   }
 
   public final class WifiMigration {
diff --git a/wifi/java/android/net/wifi/IScoreChangeCallback.aidl b/wifi/java/android/net/wifi/IScoreUpdateObserver.aidl
similarity index 82%
rename from wifi/java/android/net/wifi/IScoreChangeCallback.aidl
rename to wifi/java/android/net/wifi/IScoreUpdateObserver.aidl
index d691f41..775fed7 100644
--- a/wifi/java/android/net/wifi/IScoreChangeCallback.aidl
+++ b/wifi/java/android/net/wifi/IScoreUpdateObserver.aidl
@@ -21,9 +21,9 @@
  *
  * @hide
  */
-oneway interface IScoreChangeCallback
+oneway interface IScoreUpdateObserver
 {
-    void onScoreChange(int sessionId, int score);
+    void notifyScoreUpdate(int sessionId, int score);
 
-    void onTriggerUpdateOfWifiUsabilityStats(int sessionId);
+    void triggerUpdateOfWifiUsabilityStats(int sessionId);
 }
diff --git a/wifi/java/android/net/wifi/IWifiConnectedNetworkScorer.aidl b/wifi/java/android/net/wifi/IWifiConnectedNetworkScorer.aidl
index d9a3b01..f96d037 100644
--- a/wifi/java/android/net/wifi/IWifiConnectedNetworkScorer.aidl
+++ b/wifi/java/android/net/wifi/IWifiConnectedNetworkScorer.aidl
@@ -16,7 +16,7 @@
 
 package android.net.wifi;
 
-import android.net.wifi.IScoreChangeCallback;
+import android.net.wifi.IScoreUpdateObserver;
 
 /**
  * Interface for Wi-Fi connected network scorer.
@@ -25,9 +25,9 @@
  */
 oneway interface IWifiConnectedNetworkScorer
 {
-    void start(int sessionId);
+    void onStart(int sessionId);
 
-    void stop(int sessionId);
+    void onStop(int sessionId);
 
-    void setScoreChangeCallback(IScoreChangeCallback cbImpl);
+    void onSetScoreUpdateObserver(IScoreUpdateObserver observerImpl);
 }
diff --git a/wifi/java/android/net/wifi/WifiManager.java b/wifi/java/android/net/wifi/WifiManager.java
index 9703fa6..30fe92c 100644
--- a/wifi/java/android/net/wifi/WifiManager.java
+++ b/wifi/java/android/net/wifi/WifiManager.java
@@ -5986,22 +5986,22 @@
     }
 
     /**
-     * Callback interface for framework to receive network status changes and trigger of updating
+     * Callback interface for framework to receive network status updates and trigger of updating
      * {@link WifiUsabilityStatsEntry}.
      *
      * @hide
      */
     @SystemApi
-    public interface ScoreChangeCallback {
+    public interface ScoreUpdateObserver {
         /**
          * Called by applications to indicate network status.
          *
          * @param sessionId The ID to indicate current Wi-Fi network connection obtained from
-         *                  {@link WifiConnectedNetworkScorer#start(int)}.
+         *                  {@link WifiConnectedNetworkScorer#onStart(int)}.
          * @param score The score representing link quality of current Wi-Fi network connection.
          *              Populated by connected network scorer in applications..
          */
-        void onScoreChange(int sessionId, int score);
+        void notifyScoreUpdate(int sessionId, int score);
 
         /**
          * Called by applications to trigger an update of {@link WifiUsabilityStatsEntry}.
@@ -6009,36 +6009,36 @@
          * {@link addOnWifiUsabilityStatsListener(Executor, OnWifiUsabilityStatsListener)}.
          *
          * @param sessionId The ID to indicate current Wi-Fi network connection obtained from
-         *                  {@link WifiConnectedNetworkScorer#start(int)}.
+         *                  {@link WifiConnectedNetworkScorer#onStart(int)}.
          */
-        void onTriggerUpdateOfWifiUsabilityStats(int sessionId);
+        void triggerUpdateOfWifiUsabilityStats(int sessionId);
     }
 
     /**
-     * Callback proxy for {@link ScoreChangeCallback} objects.
+     * Callback proxy for {@link ScoreUpdateObserver} objects.
      *
      * @hide
      */
-    private class ScoreChangeCallbackProxy implements ScoreChangeCallback {
-        private final IScoreChangeCallback mScoreChangeCallback;
+    private class ScoreUpdateObserverProxy implements ScoreUpdateObserver {
+        private final IScoreUpdateObserver mScoreUpdateObserver;
 
-        private ScoreChangeCallbackProxy(IScoreChangeCallback callback) {
-            mScoreChangeCallback = callback;
+        private ScoreUpdateObserverProxy(IScoreUpdateObserver observer) {
+            mScoreUpdateObserver = observer;
         }
 
         @Override
-        public void onScoreChange(int sessionId, int score) {
+        public void notifyScoreUpdate(int sessionId, int score) {
             try {
-                mScoreChangeCallback.onScoreChange(sessionId, score);
+                mScoreUpdateObserver.notifyScoreUpdate(sessionId, score);
             } catch (RemoteException e) {
                 throw e.rethrowFromSystemServer();
             }
         }
 
         @Override
-        public void onTriggerUpdateOfWifiUsabilityStats(int sessionId) {
+        public void triggerUpdateOfWifiUsabilityStats(int sessionId) {
             try {
-                mScoreChangeCallback.onTriggerUpdateOfWifiUsabilityStats(sessionId);
+                mScoreUpdateObserver.triggerUpdateOfWifiUsabilityStats(sessionId);
             } catch (RemoteException e) {
                 throw e.rethrowFromSystemServer();
             }
@@ -6058,21 +6058,21 @@
          * Called by framework to indicate the start of a network connection.
          * @param sessionId The ID to indicate current Wi-Fi network connection.
          */
-        void start(int sessionId);
+        void onStart(int sessionId);
 
         /**
          * Called by framework to indicate the end of a network connection.
          * @param sessionId The ID to indicate current Wi-Fi network connection obtained from
-         *                  {@link WifiConnectedNetworkScorer#start(int)}.
+         *                  {@link WifiConnectedNetworkScorer#onStart(int)}.
          */
-        void stop(int sessionId);
+        void onStop(int sessionId);
 
         /**
          * Framework sets callback for score change events after application sets its scorer.
-         * @param cbImpl The instance for {@link WifiManager#ScoreChangeCallback}. Should be
+         * @param observerImpl The instance for {@link WifiManager#ScoreUpdateObserver}. Should be
          * implemented and instantiated by framework.
          */
-        void setScoreChangeCallback(@NonNull ScoreChangeCallback cbImpl);
+        void onSetScoreUpdateObserver(@NonNull ScoreUpdateObserver observerImpl);
     }
 
     /**
@@ -6090,32 +6090,32 @@
         }
 
         @Override
-        public void start(int sessionId) {
+        public void onStart(int sessionId) {
             if (mVerboseLoggingEnabled) {
-                Log.v(TAG, "WifiConnectedNetworkScorer: " + "start: sessionId=" + sessionId);
+                Log.v(TAG, "WifiConnectedNetworkScorer: " + "onStart: sessionId=" + sessionId);
             }
             Binder.clearCallingIdentity();
-            mExecutor.execute(() -> mScorer.start(sessionId));
+            mExecutor.execute(() -> mScorer.onStart(sessionId));
         }
 
         @Override
-        public void stop(int sessionId) {
+        public void onStop(int sessionId) {
             if (mVerboseLoggingEnabled) {
-                Log.v(TAG, "WifiConnectedNetworkScorer: " + "stop: sessionId=" + sessionId);
+                Log.v(TAG, "WifiConnectedNetworkScorer: " + "onStop: sessionId=" + sessionId);
             }
             Binder.clearCallingIdentity();
-            mExecutor.execute(() -> mScorer.stop(sessionId));
+            mExecutor.execute(() -> mScorer.onStop(sessionId));
         }
 
         @Override
-        public void setScoreChangeCallback(IScoreChangeCallback cbImpl) {
+        public void onSetScoreUpdateObserver(IScoreUpdateObserver observerImpl) {
             if (mVerboseLoggingEnabled) {
                 Log.v(TAG, "WifiConnectedNetworkScorer: "
-                        + "setScoreChangeCallback: cbImpl=" + cbImpl);
+                        + "onSetScoreUpdateObserver: observerImpl=" + observerImpl);
             }
             Binder.clearCallingIdentity();
-            mExecutor.execute(() -> mScorer.setScoreChangeCallback(
-                    new ScoreChangeCallbackProxy(cbImpl)));
+            mExecutor.execute(() -> mScorer.onSetScoreUpdateObserver(
+                    new ScoreUpdateObserverProxy(observerImpl)));
         }
     }
 
diff --git a/wifi/tests/src/android/net/wifi/WifiManagerTest.java b/wifi/tests/src/android/net/wifi/WifiManagerTest.java
index 76ac837..90d6241 100644
--- a/wifi/tests/src/android/net/wifi/WifiManagerTest.java
+++ b/wifi/tests/src/android/net/wifi/WifiManagerTest.java
@@ -2349,23 +2349,24 @@
     }
 
     /**
-     * Verify that Wi-Fi connected scorer receives score change callback after registeration.
+     * Verify that Wi-Fi connected scorer receives score update observer after registeration.
      */
     @Test
-    public void verifyScorerReceiveScoreChangeCallbackAfterRegistration() throws Exception {
+    public void verifyScorerReceiveScoreUpdateObserverAfterRegistration() throws Exception {
         mExecutor = new SynchronousExecutor();
         mWifiManager.setWifiConnectedNetworkScorer(mExecutor, mWifiConnectedNetworkScorer);
         ArgumentCaptor<IWifiConnectedNetworkScorer.Stub> scorerCaptor =
                 ArgumentCaptor.forClass(IWifiConnectedNetworkScorer.Stub.class);
         verify(mWifiService).setWifiConnectedNetworkScorer(any(IBinder.class),
                 scorerCaptor.capture());
-        scorerCaptor.getValue().setScoreChangeCallback(any());
+        scorerCaptor.getValue().onSetScoreUpdateObserver(any());
         mLooper.dispatchAll();
-        verify(mWifiConnectedNetworkScorer).setScoreChangeCallback(any());
+        verify(mWifiConnectedNetworkScorer).onSetScoreUpdateObserver(any());
     }
 
     /**
-     * Verify that Wi-Fi connected scorer receives session ID when start/stop methods are called.
+     * Verify that Wi-Fi connected scorer receives session ID when onStart/onStop methods
+     * are called.
      */
     @Test
     public void verifyScorerReceiveSessionIdWhenStartStopIsCalled() throws Exception {
@@ -2375,11 +2376,11 @@
                 ArgumentCaptor.forClass(IWifiConnectedNetworkScorer.Stub.class);
         verify(mWifiService).setWifiConnectedNetworkScorer(any(IBinder.class),
                 callbackCaptor.capture());
-        callbackCaptor.getValue().start(0);
-        callbackCaptor.getValue().stop(10);
+        callbackCaptor.getValue().onStart(0);
+        callbackCaptor.getValue().onStop(10);
         mLooper.dispatchAll();
-        verify(mWifiConnectedNetworkScorer).start(0);
-        verify(mWifiConnectedNetworkScorer).stop(10);
+        verify(mWifiConnectedNetworkScorer).onStart(0);
+        verify(mWifiConnectedNetworkScorer).onStop(10);
     }
 
     @Test