1 /* 2 * Copyright (C) 2022 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.server.hdmi; 18 19 import static android.media.AudioDeviceVolumeManager.OnAudioDeviceVolumeChangedListener; 20 import static android.media.AudioDeviceVolumeManager.OnDeviceVolumeBehaviorChangedListener; 21 22 import android.annotation.CallbackExecutor; 23 import android.annotation.NonNull; 24 import android.media.AudioDeviceAttributes; 25 import android.media.AudioDeviceVolumeManager; 26 import android.media.AudioManager; 27 import android.media.VolumeInfo; 28 29 import java.util.concurrent.Executor; 30 31 /** 32 * Interface with the methods from {@link AudioDeviceVolumeManager} used by the HDMI framework. 33 * Allows the class to be faked for tests. 34 * 35 * See implementations {@link DefaultAudioDeviceVolumeManagerWrapper} and 36 * {@link FakeAudioFramework.FakeAudioDeviceVolumeManagerWrapper}. 37 */ 38 public interface AudioDeviceVolumeManagerWrapper { 39 40 /** 41 * Wrapper for {@link AudioDeviceVolumeManager#addOnDeviceVolumeBehaviorChangedListener( 42 * Executor, OnDeviceVolumeBehaviorChangedListener)} 43 */ addOnDeviceVolumeBehaviorChangedListener( @onNull @allbackExecutor Executor executor, @NonNull AudioDeviceVolumeManager.OnDeviceVolumeBehaviorChangedListener listener)44 void addOnDeviceVolumeBehaviorChangedListener( 45 @NonNull @CallbackExecutor Executor executor, 46 @NonNull AudioDeviceVolumeManager.OnDeviceVolumeBehaviorChangedListener listener); 47 48 /** 49 * Wrapper for {@link AudioDeviceVolumeManager#removeOnDeviceVolumeBehaviorChangedListener( 50 * OnDeviceVolumeBehaviorChangedListener)} 51 */ removeOnDeviceVolumeBehaviorChangedListener( @onNull AudioDeviceVolumeManager.OnDeviceVolumeBehaviorChangedListener listener)52 void removeOnDeviceVolumeBehaviorChangedListener( 53 @NonNull AudioDeviceVolumeManager.OnDeviceVolumeBehaviorChangedListener listener); 54 55 /** 56 * Wrapper for {@link AudioDeviceVolumeManager#setDeviceAbsoluteVolumeBehavior( 57 * AudioDeviceAttributes, VolumeInfo, boolean, Executor, OnAudioDeviceVolumeChangedListener)} 58 */ setDeviceAbsoluteVolumeBehavior( @onNull AudioDeviceAttributes device, @NonNull VolumeInfo volume, boolean handlesVolumeAdjustment, @NonNull @CallbackExecutor Executor executor, @NonNull AudioDeviceVolumeManager.OnAudioDeviceVolumeChangedListener vclistener)59 void setDeviceAbsoluteVolumeBehavior( 60 @NonNull AudioDeviceAttributes device, 61 @NonNull VolumeInfo volume, 62 boolean handlesVolumeAdjustment, 63 @NonNull @CallbackExecutor Executor executor, 64 @NonNull AudioDeviceVolumeManager.OnAudioDeviceVolumeChangedListener vclistener); 65 66 /** 67 * Wrapper for {@link AudioDeviceVolumeManager#setDeviceAbsoluteVolumeAdjustOnlyBehavior( 68 * AudioDeviceAttributes, VolumeInfo, boolean, Executor, OnAudioDeviceVolumeChangedListener)} 69 */ setDeviceAbsoluteVolumeAdjustOnlyBehavior( @onNull AudioDeviceAttributes device, @NonNull VolumeInfo volume, boolean handlesVolumeAdjustment, @NonNull @CallbackExecutor Executor executor, @NonNull AudioDeviceVolumeManager.OnAudioDeviceVolumeChangedListener vclistener)70 void setDeviceAbsoluteVolumeAdjustOnlyBehavior( 71 @NonNull AudioDeviceAttributes device, 72 @NonNull VolumeInfo volume, 73 boolean handlesVolumeAdjustment, 74 @NonNull @CallbackExecutor Executor executor, 75 @NonNull AudioDeviceVolumeManager.OnAudioDeviceVolumeChangedListener vclistener); 76 77 /** 78 * Wraps {@link AudioDeviceVolumeManager#getDeviceVolumeBehavior(AudioDeviceAttributes)} 79 */ 80 @AudioManager.DeviceVolumeBehavior getDeviceVolumeBehavior(@onNull AudioDeviceAttributes device)81 int getDeviceVolumeBehavior(@NonNull AudioDeviceAttributes device); 82 83 /** 84 * Wraps {@link AudioDeviceVolumeManager#setDeviceVolumeBehavior(AudioDeviceAttributes, int)} 85 */ setDeviceVolumeBehavior(@onNull AudioDeviceAttributes device, @AudioDeviceVolumeManager.DeviceVolumeBehavior int deviceVolumeBehavior)86 void setDeviceVolumeBehavior(@NonNull AudioDeviceAttributes device, 87 @AudioDeviceVolumeManager.DeviceVolumeBehavior int deviceVolumeBehavior); 88 } 89