Fix minor issues and lint errors

PiperOrigin-RevId: 233428556

demos/cast/build.gradle

@@ -44,8 +44,8 @@ android {
     }
 
     lintOptions {
-        // The demo app does not have translations.
+        // The demo app isn't indexed and doesn't have translations.
-        disable 'MissingTranslation'
+        disable 'GoogleAppIndexingWarning','MissingTranslation'
     }
 }
 

demos/cast/src/main/java/com/google/android/exoplayer2/castdemo/MainActivity.java

@@ -150,8 +150,11 @@ public class MainActivity extends AppCompatActivity
 
   @Override
   public void onClick(View view) {
-    new AlertDialog.Builder(this).setTitle(R.string.sample_list_dialog_title)
+    new AlertDialog.Builder(this)
-        .setView(buildSampleListView()).setPositiveButton(android.R.string.ok, null).create()
+        .setTitle(R.string.add_samples)
+        .setView(buildSampleListView())
+        .setPositiveButton(android.R.string.ok, null)
+        .create()
         .show();
   }
 

demos/cast/src/main/res/layout/main_activity.xml

@@ -40,7 +40,8 @@
         android:layout_alignParentEnd="true"
         android:layout_alignParentRight="true"
         android:layout_alignParentBottom="true"
-        android:padding="30dp"/>
+        android:padding="30dp"
+        android:contentDescription="@string/add_samples"/>
   </RelativeLayout>
   <com.google.android.exoplayer2.ui.PlayerControlView android:id="@+id/cast_control_view"
       android:layout_width="match_parent"

demos/cast/src/main/res/values/strings.xml

@@ -20,7 +20,7 @@
 
   <string name="media_route_menu_title">Cast</string>
 
-  <string name="sample_list_dialog_title">Add samples</string>
+  <string name="add_samples">Add samples</string>
 
   <string name="cast_context_error">Failed to get Cast context. Try updating Google Play Services and restart the app.</string>
 

demos/ima/build.gradle

@@ -41,8 +41,8 @@ android {
     }
 
     lintOptions {
-        // The demo app does not have translations.
+        // The demo app isn't indexed and doesn't have translations.
-        disable 'MissingTranslation'
+        disable 'GoogleAppIndexingWarning','MissingTranslation'
     }
 }
 

demos/main/build.gradle

@@ -44,8 +44,9 @@ android {
     }
 
     lintOptions {
-        // The demo app does not have translations.
+        // The demo app isn't indexed, doesn't have translations, and has a
-        disable 'MissingTranslation'
+        // banner for AndroidTV that's only in xhdpi density.
+        disable 'GoogleAppIndexingWarning','MissingTranslation','IconDensities'
     }
 
     flavorDimensions "extensions"

demos/main/src/main/AndroidManifest.xml

@@ -15,6 +15,7 @@
 -->
 
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
     package="com.google.android.exoplayer2.demo">
 
   <uses-permission android:name="android.permission.INTERNET"/>
@@ -33,7 +34,8 @@
       android:banner="@drawable/ic_banner"
       android:largeHeap="true"
       android:allowBackup="false"
-      android:name="com.google.android.exoplayer2.demo.DemoApplication">
+      android:name="com.google.android.exoplayer2.demo.DemoApplication"
+      tools:ignore="UnusedAttribute">
 
     <activity android:name="com.google.android.exoplayer2.demo.SampleChooserActivity"
         android:configChanges="keyboardHidden"

extensions/cronet/build.gradle

@@ -29,7 +29,7 @@ android {
 }
 
 dependencies {
-    api 'org.chromium.net:cronet-embedded:71.3578.98'
+    api 'org.chromium.net:cronet-embedded:72.3626.96'
     implementation project(modulePrefix + 'library-core')
     implementation 'com.android.support:support-annotations:' + supportLibraryVersion
     testImplementation project(modulePrefix + 'library')

extensions/gvr/src/main/java/com/google/android/exoplayer2/ext/gvr/GvrPlayerActivity.java

@@ -13,7 +13,6 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-
 package com.google.android.exoplayer2.ext.gvr;
 
 import android.content.Context;

extensions/gvr/src/main/res/layout/vr_ui.xml

@@ -13,13 +13,14 @@
      See the License for the specific language governing permissions and
      limitations under the License.
 -->
-<merge
+<merge xmlns:android="http://schemas.android.com/apk/res/android"
-  xmlns:android="http://schemas.android.com/apk/res/android"
+  xmlns:tools="http://schemas.android.com/tools"
   android:id="@+id/video_ui_view"
   android:layout_width="match_parent"
   android:layout_height="wrap_content"
-  android:background="#000"
+  android:background="@android:color/black"
-  android:orientation="horizontal">
+  android:orientation="horizontal"
+  tools:ignore="Overdraw">
   <com.google.android.exoplayer2.ui.PlayerControlView
     android:id="@+id/controller"
     android:layout_width="match_parent"

extensions/ima/build.gradle

@@ -32,11 +32,11 @@ android {
 dependencies {
     api 'com.google.ads.interactivemedia.v3:interactivemedia:3.10.6'
     implementation project(modulePrefix + 'library-core')
-    implementation 'com.google.android.gms:play-services-ads:17.1.2'
+    implementation 'com.google.android.gms:play-services-ads:17.1.3'
     // These dependencies are necessary to force the supportLibraryVersion of
     // com.android.support:support-v4 and com.android.support:customtabs to be
     // used. Else older versions are used, for example via:
-    // com.google.android.gms:play-services-ads:17.1.2
+    // com.google.android.gms:play-services-ads:17.1.3
     // |-- com.android.support:customtabs:26.1.0
     implementation 'com.android.support:support-v4:' + supportLibraryVersion
     implementation 'com.android.support:customtabs:' + supportLibraryVersion

extensions/leanback/build.gradle

@@ -30,7 +30,7 @@ android {
 
 dependencies {
     implementation project(modulePrefix + 'library-core')
-    implementation('com.android.support:leanback-v17:' + supportLibraryVersion)
+    implementation 'com.android.support:leanback-v17:' + supportLibraryVersion
 }
 
 ext {

library/core/src/main/java/com/google/android/exoplayer2/extractor/ogg/OggPacket.java

@@ -15,7 +15,6 @@
  */
 package com.google.android.exoplayer2.extractor.ogg;
 
-import android.support.annotation.VisibleForTesting;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.extractor.ExtractorInput;
 import com.google.android.exoplayer2.util.Assertions;
@@ -111,7 +110,6 @@ import java.util.Arrays;
    * @return the {@code PageHeader} of the last page read or an empty header if the packet has yet
    *     to be populated.
    */
-  @VisibleForTesting
   public OggPageHeader getPageHeader() {
     return pageHeader;
   }

library/core/src/main/java/com/google/android/exoplayer2/text/subrip/SubripDecoder.java

@@ -247,8 +247,11 @@ public final class SubripDecoder extends SimpleSubtitleDecoder {
       case Cue.ANCHOR_TYPE_MIDDLE:
         return SubripDecoder.MID_FRACTION;
       case Cue.ANCHOR_TYPE_END:
-      default:
         return SubripDecoder.END_FRACTION;
+      case Cue.TYPE_UNSET:
+      default:
+        // Should never happen.
+        throw new IllegalArgumentException();
     }
   }
 }

library/core/src/main/java/com/google/android/exoplayer2/upstream/cache/CachedContentIndex.java

@@ -15,6 +15,7 @@
  */
 package com.google.android.exoplayer2.upstream.cache;
 
+import android.annotation.SuppressLint;
 import android.content.ContentValues;
 import android.database.Cursor;
 import android.database.sqlite.SQLiteDatabase;
@@ -294,6 +295,7 @@ import org.checkerframework.checker.nullness.compatqual.NullableType;
     return cachedContent;
   }
 
+  @SuppressLint("GetInstance") // Suppress warning about specifying "BC" as an explicit provider.
   private static Cipher getCipher() throws NoSuchPaddingException, NoSuchAlgorithmException {
     // Workaround for https://issuetracker.google.com/issues/36976726
     if (Util.SDK_INT == 18) {

library/core/src/main/java/com/google/android/exoplayer2/upstream/cache/SimpleCache.java

@@ -597,10 +597,10 @@ public final class SimpleCache implements Cache {
     return createUid(directory);
   }
 
+  @SuppressWarnings("TrulyRandom")
   private static long createUid(File directory) throws IOException {
-    SecureRandom random = new SecureRandom();
     // Generate a non-negative UID.
-    long uid = random.nextLong();
+    long uid = new SecureRandom().nextLong();
     uid = uid == Long.MIN_VALUE ? 0 : Math.abs(uid);
     // Persist it as a file.
     String hexUid = Long.toString(uid, /* radix= */ 16);

library/core/src/test/java/com/google/android/exoplayer2/upstream/cache/SimpleCacheSpanTest.java

@@ -18,12 +18,12 @@ package com.google.android.exoplayer2.upstream.cache;
 import static com.google.common.truth.Truth.assertThat;
 import static com.google.common.truth.Truth.assertWithMessage;
 
+import android.util.LongSparseArray;
 import com.google.android.exoplayer2.testutil.TestUtil;
 import com.google.android.exoplayer2.util.Util;
 import java.io.File;
 import java.io.FileOutputStream;
 import java.io.IOException;
-import java.util.HashMap;
 import java.util.Set;
 import java.util.TreeSet;
 import org.junit.After;
@@ -112,7 +112,7 @@ public class SimpleCacheSpanTest {
     TreeSet<SimpleCacheSpan> spans = index.get(key).getSpans();
     assertWithMessage("upgradeOldFiles() shouldn't add any spans.").that(spans.isEmpty()).isTrue();
 
-    HashMap<Long, Long> cachedPositions = new HashMap<>();
+    LongSparseArray<Long> cachedPositions = new LongSparseArray<>();
     for (File file : files) {
       SimpleCacheSpan cacheSpan = SimpleCacheSpan.createCacheEntry(file, file.length(), index);
       if (cacheSpan != null) {
@@ -121,9 +121,9 @@ public class SimpleCacheSpanTest {
       }
     }
 
-    assertThat(cachedPositions.get((long) 0)).isEqualTo(1);
+    assertThat(cachedPositions.get(0)).isEqualTo(1);
-    assertThat(cachedPositions.get((long) 1)).isEqualTo(2);
+    assertThat(cachedPositions.get(1)).isEqualTo(2);
-    assertThat(cachedPositions.get((long) 5)).isEqualTo(6);
+    assertThat(cachedPositions.get(5)).isEqualTo(6);
   }
 
   private static void createTestFile(File file, long length) throws IOException {

library/ui/src/main/java/com/google/android/exoplayer2/ui/PlayerView.java

@@ -403,7 +403,6 @@ public class PlayerView extends FrameLayout implements AdsLoader.AdViewProvider
           surfaceView = new TextureView(context);
           break;
         case SURFACE_TYPE_MONO360_VIEW:
-          Assertions.checkState(Util.SDK_INT >= 15);
           SphericalSurfaceView sphericalSurfaceView = new SphericalSurfaceView(context);
           sphericalSurfaceView.setSurfaceListener(componentListener);
           sphericalSurfaceView.setSingleTapListener(componentListener);

testutils/src/main/java/com/google/android/exoplayer2/testutil/HostActivity.java

@@ -80,6 +80,7 @@ public final class HostActivity extends Activity implements SurfaceHolder.Callba
   }
 
   private static final String TAG = "HostActivity";
+  private static final String LOCK_TAG = "ExoPlayerTestUtil:" + TAG;
   private static final long START_TIMEOUT_MS = 5000;
 
   private WakeLock wakeLock;
@@ -175,10 +176,10 @@ public final class HostActivity extends Activity implements SurfaceHolder.Callba
   public void onStart() {
     Context appContext = getApplicationContext();
     WifiManager wifiManager = (WifiManager) appContext.getSystemService(Context.WIFI_SERVICE);
-    wifiLock = wifiManager.createWifiLock(WifiManager.WIFI_MODE_FULL_HIGH_PERF, TAG);
+    wifiLock = wifiManager.createWifiLock(WifiManager.WIFI_MODE_FULL_HIGH_PERF, LOCK_TAG);
     wifiLock.acquire();
     PowerManager powerManager = (PowerManager) appContext.getSystemService(Context.POWER_SERVICE);
-    wakeLock = powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, TAG);
+    wakeLock = powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, LOCK_TAG);
     wakeLock.acquire();
     super.onStart();
   }