| /* |
| * 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") |
| @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") |
| 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() {} |
| } |