Add BundleUtil to remove androidx.core dependency

It's copied from BundleCompat in androidx.core.

PiperOrigin-RevId: 364682379

library/common/build.gradle

@@ -26,7 +26,6 @@ dependencies {
         exclude group: 'org.codehaus.mojo', module: 'animal-sniffer-annotations'
     }
     implementation 'androidx.annotation:annotation:' + androidxAnnotationVersion
-    implementation 'androidx.core:core:' + androidxCoreVersion
     compileOnly 'com.google.code.findbugs:jsr305:' + jsr305Version
     compileOnly 'org.checkerframework:checker-compat-qual:' + checkerframeworkCompatVersion
     compileOnly 'org.checkerframework:checker-qual:' + checkerframeworkVersion

library/common/src/main/java/com/google/android/exoplayer2/Timeline.java

@@ -25,9 +25,9 @@ import android.os.SystemClock;
 import android.util.Pair;
 import androidx.annotation.IntDef;
 import androidx.annotation.Nullable;
-import androidx.core.app.BundleCompat;
 import com.google.android.exoplayer2.source.ads.AdPlaybackState;
 import com.google.android.exoplayer2.util.Assertions;
+import com.google.android.exoplayer2.util.BundleUtil;
 import com.google.android.exoplayer2.util.Util;
 import com.google.common.collect.ImmutableList;
 import java.lang.annotation.Documented;
@@ -1301,9 +1301,9 @@ public abstract class Timeline implements Bundleable {
     }
 
     Bundle bundle = new Bundle();
-    BundleCompat.putBinder(
+    BundleUtil.putBinder(
         bundle, keyForField(FIELD_WINDOWS), new BundleListRetriever(windowBundles));
-    BundleCompat.putBinder(
+    BundleUtil.putBinder(
         bundle, keyForField(FIELD_PERIODS), new BundleListRetriever(periodBundles));
     bundle.putIntArray(keyForField(FIELD_SHUFFLED_WINDOW_INDICES), shuffledWindowIndices);
     return bundle;
@@ -1321,10 +1321,10 @@ public abstract class Timeline implements Bundleable {
   private static Timeline fromBundle(Bundle bundle) {
     ImmutableList<Window> windows =
         fromBundleListRetriever(
-            Window.CREATOR, BundleCompat.getBinder(bundle, keyForField(FIELD_WINDOWS)));
+            Window.CREATOR, BundleUtil.getBinder(bundle, keyForField(FIELD_WINDOWS)));
     ImmutableList<Period> periods =
         fromBundleListRetriever(
-            Period.CREATOR, BundleCompat.getBinder(bundle, keyForField(FIELD_PERIODS)));
+            Period.CREATOR, BundleUtil.getBinder(bundle, keyForField(FIELD_PERIODS)));
     @Nullable
     int[] shuffledWindowIndices = bundle.getIntArray(keyForField(FIELD_SHUFFLED_WINDOW_INDICES));
     return new RemotableTimeline(

library/common/src/main/java/com/google/android/exoplayer2/util/BundleUtil.java

@@ -0,0 +1,111 @@
+/*
+ * Copyright 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.google.android.exoplayer2.util;
+
+import android.os.Bundle;
+import android.os.IBinder;
+import androidx.annotation.Nullable;
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+
+/** Utilities for {@link Bundle}. */
+public final class BundleUtil {
+
+  private static final String TAG = "BundleUtil";
+
+  @Nullable private static Method getIBinderMethod;
+  @Nullable private static Method putIBinderMethod;
+
+  /**
+   * Gets an {@link IBinder} inside a {@link Bundle} for all Android versions.
+   *
+   * @param bundle The bundle to get the {@link IBinder}.
+   * @param key The key to use while getting the {@link IBinder}.
+   * @return The {@link IBinder} that was obtained.
+   */
+  @Nullable
+  public static IBinder getBinder(Bundle bundle, @Nullable String key) {
+    if (Util.SDK_INT >= 18) {
+      return bundle.getBinder(key);
+    } else {
+      return getBinderByReflection(bundle, key);
+    }
+  }
+
+  /**
+   * Puts an {@link IBinder} inside a {@link Bundle} for all Android versions.
+   *
+   * @param bundle The bundle to insert the {@link IBinder}.
+   * @param key The key to use while putting the {@link IBinder}.
+   * @param binder The {@link IBinder} to put.
+   */
+  public static void putBinder(Bundle bundle, @Nullable String key, @Nullable IBinder binder) {
+    if (Util.SDK_INT >= 18) {
+      bundle.putBinder(key, binder);
+    } else {
+      putBinderByReflection(bundle, key, binder);
+    }
+  }
+
+  // Method.invoke may take null "key".
+  @SuppressWarnings("nullness:argument.type.incompatible")
+  @Nullable
+  private static IBinder getBinderByReflection(Bundle bundle, @Nullable String key) {
+    @Nullable Method getIBinder = getIBinderMethod;
+    if (getIBinder == null) {
+      try {
+        getIBinderMethod = Bundle.class.getMethod("getIBinder", String.class);
+        getIBinderMethod.setAccessible(true);
+      } catch (NoSuchMethodException e) {
+        Log.i(TAG, "Failed to retrieve getIBinder method", e);
+        return null;
+      }
+      getIBinder = getIBinderMethod;
+    }
+
+    try {
+      return (IBinder) getIBinder.invoke(bundle, key);
+    } catch (InvocationTargetException | IllegalAccessException | IllegalArgumentException e) {
+      Log.i(TAG, "Failed to invoke getIBinder via reflection", e);
+      return null;
+    }
+  }
+
+  // Method.invoke may take null "key" and "binder".
+  @SuppressWarnings("nullness:argument.type.incompatible")
+  private static void putBinderByReflection(
+      Bundle bundle, @Nullable String key, @Nullable IBinder binder) {
+    @Nullable Method putIBinder = putIBinderMethod;
+    if (putIBinder == null) {
+      try {
+        putIBinderMethod = Bundle.class.getMethod("putIBinder", String.class, IBinder.class);
+        putIBinderMethod.setAccessible(true);
+      } catch (NoSuchMethodException e) {
+        Log.i(TAG, "Failed to retrieve putIBinder method", e);
+        return;
+      }
+      putIBinder = putIBinderMethod;
+    }
+
+    try {
+      putIBinder.invoke(bundle, key, binder);
+    } catch (InvocationTargetException | IllegalAccessException | IllegalArgumentException e) {
+      Log.i(TAG, "Failed to invoke putIBinder via reflection", e);
+    }
+  }
+
+  private BundleUtil() {}
+}

library/common/src/test/java/com/google/android/exoplayer2/util/BundleUtilTest.java

@@ -0,0 +1,42 @@
+/*
+ * Copyright 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.google.android.exoplayer2.util;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import android.os.Binder;
+import android.os.Bundle;
+import android.os.IBinder;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+/** Unit tests for {@link BundleUtil}. */
+@RunWith(AndroidJUnit4.class)
+public class BundleUtilTest {
+
+  @Test
+  public void getPutBinder() {
+    String key = "key";
+    IBinder binder = new Binder();
+    Bundle bundle = new Bundle();
+
+    BundleUtil.putBinder(bundle, key, binder);
+    IBinder returnedBinder = BundleUtil.getBinder(bundle, key);
+
+    assertThat(returnedBinder).isSameInstanceAs(binder);
+  }
+}