1 /* 2 * Copyright 2018 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 android.media.cts; 18 19 import android.media.MediaSession2; 20 import android.media.MediaSession2.ControllerInfo; 21 import android.media.MediaSession2Service; 22 import android.media.Session2CommandGroup; 23 import android.os.Process; 24 25 import com.android.internal.annotations.GuardedBy; 26 27 import java.util.List; 28 29 /** 30 * Stub implementation of {@link MediaSession2Service} for testing. 31 */ 32 public class StubMediaSession2Service extends MediaSession2Service { 33 /** 34 * ID of the session that this service will create. 35 */ 36 private static final String ID = "StubMediaSession2Service"; 37 38 @GuardedBy("StubMediaSession2Service.class") 39 private static HandlerExecutor sHandlerExecutor; 40 @GuardedBy("StubMediaSession2Service.class") 41 private static StubMediaSession2Service sInstance; 42 @GuardedBy("StubMediaSession2Service.class") 43 private static TestInjector sTestInjector; 44 setHandlerExecutor(HandlerExecutor handlerExecutor)45 public static void setHandlerExecutor(HandlerExecutor handlerExecutor) { 46 synchronized (StubMediaSession2Service.class) { 47 sHandlerExecutor = handlerExecutor; 48 } 49 } 50 getInstance()51 public static StubMediaSession2Service getInstance() { 52 synchronized (StubMediaSession2Service.class) { 53 return sInstance; 54 } 55 } 56 setTestInjector(TestInjector injector)57 public static void setTestInjector(TestInjector injector) { 58 synchronized (StubMediaSession2Service.class) { 59 sTestInjector = injector; 60 } 61 } 62 63 @Override onCreate()64 public void onCreate() { 65 super.onCreate(); 66 synchronized (StubMediaSession2Service.class) { 67 sInstance = this; 68 } 69 } 70 71 @Override onDestroy()72 public void onDestroy() { 73 List<MediaSession2> sessions = getSessions(); 74 for (MediaSession2 session : sessions) { 75 session.close(); 76 } 77 synchronized (StubMediaSession2Service.class) { 78 if (sTestInjector != null) { 79 sTestInjector.onServiceDestroyed(); 80 } 81 sInstance = null; 82 } 83 super.onDestroy(); 84 } 85 86 @Override onUpdateNotification(MediaSession2 session)87 public MediaNotification onUpdateNotification(MediaSession2 session) { 88 synchronized (StubMediaSession2Service.class) { 89 if (sTestInjector != null) { 90 sTestInjector.onUpdateNotification(session); 91 } 92 sInstance = null; 93 } 94 return null; 95 } 96 97 @Override onGetSession(ControllerInfo controllerInfo)98 public MediaSession2 onGetSession(ControllerInfo controllerInfo) { 99 synchronized (StubMediaSession2Service.class) { 100 if (sTestInjector != null) { 101 return sTestInjector.onGetSession(controllerInfo); 102 } 103 } 104 if (getSessions().size() > 0) { 105 return getSessions().get(0); 106 } 107 return new MediaSession2.Builder(this) 108 .setId(ID) 109 .setSessionCallback(sHandlerExecutor, new MediaSession2.SessionCallback() { 110 @Override 111 public Session2CommandGroup onConnect(MediaSession2 session, 112 ControllerInfo controller) { 113 if (controller.getUid() == Process.myUid()) { 114 return new Session2CommandGroup.Builder().build(); 115 } 116 return null; 117 } 118 }).build(); 119 } 120 121 public static abstract class TestInjector { 122 MediaSession2 onGetSession(ControllerInfo controllerInfo) { 123 return null; 124 } 125 126 MediaNotification onUpdateNotification(MediaSession2 session) { 127 return null; 128 } 129 130 void onServiceDestroyed() { 131 // no-op 132 } 133 } 134 }