Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2013 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.media; |
| 18 | |
Jeff Sharkey | fe9a53b | 2017-03-31 14:08:23 -0600 | [diff] [blame] | 19 | import com.android.internal.util.DumpUtils; |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 20 | import com.android.server.Watchdog; |
| 21 | |
Sungsoo Lim | 2afdbc4 | 2017-11-01 13:45:59 +0900 | [diff] [blame] | 22 | import android.annotation.NonNull; |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 23 | import android.app.ActivityManager; |
| 24 | import android.content.BroadcastReceiver; |
| 25 | import android.content.Context; |
| 26 | import android.content.Intent; |
| 27 | import android.content.IntentFilter; |
| 28 | import android.content.pm.PackageManager; |
Sungsoo Lim | 875e697 | 2017-11-03 02:22:35 +0000 | [diff] [blame] | 29 | import android.media.AudioPlaybackConfiguration; |
Sungsoo | b365856 | 2017-05-22 17:10:44 +0900 | [diff] [blame] | 30 | import android.media.AudioRoutesInfo; |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 31 | import android.media.AudioSystem; |
Sungsoo | b365856 | 2017-05-22 17:10:44 +0900 | [diff] [blame] | 32 | import android.media.IAudioRoutesObserver; |
| 33 | import android.media.IAudioService; |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 34 | import android.media.IMediaRouterClient; |
| 35 | import android.media.IMediaRouterService; |
| 36 | import android.media.MediaRouter; |
| 37 | import android.media.MediaRouterClientState; |
| 38 | import android.media.RemoteDisplayState; |
| 39 | import android.media.RemoteDisplayState.RemoteDisplayInfo; |
| 40 | import android.os.Binder; |
| 41 | import android.os.Handler; |
| 42 | import android.os.IBinder; |
| 43 | import android.os.Looper; |
| 44 | import android.os.Message; |
| 45 | import android.os.RemoteException; |
Sungsoo | b365856 | 2017-05-22 17:10:44 +0900 | [diff] [blame] | 46 | import android.os.ServiceManager; |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 47 | import android.os.SystemClock; |
Sungsoo | b365856 | 2017-05-22 17:10:44 +0900 | [diff] [blame] | 48 | import android.os.UserHandle; |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 49 | import android.text.TextUtils; |
| 50 | import android.util.ArrayMap; |
Sungsoo | b365856 | 2017-05-22 17:10:44 +0900 | [diff] [blame] | 51 | import android.util.IntArray; |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 52 | import android.util.Log; |
| 53 | import android.util.Slog; |
| 54 | import android.util.SparseArray; |
| 55 | import android.util.TimeUtils; |
| 56 | |
| 57 | import java.io.FileDescriptor; |
| 58 | import java.io.PrintWriter; |
| 59 | import java.util.ArrayList; |
| 60 | import java.util.Collections; |
| 61 | import java.util.List; |
Kenny Root | e6585b3 | 2013-12-13 12:00:26 -0800 | [diff] [blame] | 62 | import java.util.Objects; |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 63 | |
| 64 | /** |
| 65 | * Provides a mechanism for discovering media routes and manages media playback |
| 66 | * behalf of applications. |
| 67 | * <p> |
| 68 | * Currently supports discovering remote displays via remote display provider |
| 69 | * services that have been registered by applications. |
| 70 | * </p> |
| 71 | */ |
| 72 | public final class MediaRouterService extends IMediaRouterService.Stub |
| 73 | implements Watchdog.Monitor { |
| 74 | private static final String TAG = "MediaRouterService"; |
| 75 | private static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG); |
| 76 | |
| 77 | /** |
| 78 | * Timeout in milliseconds for a selected route to transition from a |
| 79 | * disconnected state to a connecting state. If we don't observe any |
| 80 | * progress within this interval, then we will give up and unselect the route. |
| 81 | */ |
| 82 | static final long CONNECTING_TIMEOUT = 5000; |
| 83 | |
| 84 | /** |
| 85 | * Timeout in milliseconds for a selected route to transition from a |
| 86 | * connecting state to a connected state. If we don't observe any |
| 87 | * progress within this interval, then we will give up and unselect the route. |
| 88 | */ |
| 89 | static final long CONNECTED_TIMEOUT = 60000; |
| 90 | |
| 91 | private final Context mContext; |
| 92 | |
| 93 | // State guarded by mLock. |
| 94 | private final Object mLock = new Object(); |
| 95 | private final SparseArray<UserRecord> mUserRecords = new SparseArray<UserRecord>(); |
| 96 | private final ArrayMap<IBinder, ClientRecord> mAllClientRecords = |
| 97 | new ArrayMap<IBinder, ClientRecord>(); |
| 98 | private int mCurrentUserId = -1; |
Sungsoo Lim | 76512a3 | 2017-08-24 10:25:06 +0900 | [diff] [blame] | 99 | private boolean mGlobalBluetoothA2dpOn = false; |
Sungsoo | b365856 | 2017-05-22 17:10:44 +0900 | [diff] [blame] | 100 | private final IAudioService mAudioService; |
Sungsoo Lim | 875e697 | 2017-11-03 02:22:35 +0000 | [diff] [blame] | 101 | private final AudioPlayerStateMonitor mAudioPlayerStateMonitor; |
| 102 | private final Handler mHandler = new Handler(); |
Sungsoo Lim | 90f4c895 | 2017-11-21 13:12:24 +0900 | [diff] [blame] | 103 | private final AudioRoutesInfo mAudioRoutesInfo = new AudioRoutesInfo(); |
Sungsoo Lim | 2afdbc4 | 2017-11-01 13:45:59 +0900 | [diff] [blame] | 104 | private final IntArray mActivePlayerMinPriorityQueue = new IntArray(); |
| 105 | private final IntArray mActivePlayerUidMinPriorityQueue = new IntArray(); |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 106 | |
| 107 | public MediaRouterService(Context context) { |
| 108 | mContext = context; |
| 109 | Watchdog.getInstance().addMonitor(this); |
Sungsoo | b365856 | 2017-05-22 17:10:44 +0900 | [diff] [blame] | 110 | |
| 111 | mAudioService = IAudioService.Stub.asInterface( |
| 112 | ServiceManager.getService(Context.AUDIO_SERVICE)); |
| 113 | |
Sungsoo Lim | 875e697 | 2017-11-03 02:22:35 +0000 | [diff] [blame] | 114 | mAudioPlayerStateMonitor = AudioPlayerStateMonitor.getInstance(); |
| 115 | mAudioPlayerStateMonitor.registerListener( |
Sungsoo Lim | 2afdbc4 | 2017-11-01 13:45:59 +0900 | [diff] [blame] | 116 | new AudioPlayerStateMonitor.OnAudioPlayerActiveStateChangedListener() { |
Sungsoo Lim | 875e697 | 2017-11-03 02:22:35 +0000 | [diff] [blame] | 117 | static final long WAIT_MS = 500; |
| 118 | final Runnable mRestoreBluetoothA2dpRunnable = new Runnable() { |
| 119 | @Override |
| 120 | public void run() { |
| 121 | restoreBluetoothA2dp(); |
| 122 | } |
| 123 | }; |
| 124 | |
Sungsoo | b365856 | 2017-05-22 17:10:44 +0900 | [diff] [blame] | 125 | @Override |
Sungsoo Lim | 2afdbc4 | 2017-11-01 13:45:59 +0900 | [diff] [blame] | 126 | public void onAudioPlayerActiveStateChanged( |
| 127 | @NonNull AudioPlaybackConfiguration config, boolean isRemoved) { |
| 128 | final boolean active = !isRemoved && config.isActive(); |
| 129 | final int pii = config.getPlayerInterfaceId(); |
| 130 | final int uid = config.getClientUid(); |
| 131 | |
| 132 | final int idx = mActivePlayerMinPriorityQueue.indexOf(pii); |
| 133 | // Keep the latest active player and its uid at the end of the queue. |
| 134 | if (idx >= 0) { |
| 135 | mActivePlayerMinPriorityQueue.remove(idx); |
| 136 | mActivePlayerUidMinPriorityQueue.remove(idx); |
| 137 | } |
| 138 | |
Sungsoo Lim | 875e697 | 2017-11-03 02:22:35 +0000 | [diff] [blame] | 139 | int restoreUid = -1; |
Sungsoo | b365856 | 2017-05-22 17:10:44 +0900 | [diff] [blame] | 140 | if (active) { |
Sungsoo Lim | 2afdbc4 | 2017-11-01 13:45:59 +0900 | [diff] [blame] | 141 | mActivePlayerMinPriorityQueue.add(config.getPlayerInterfaceId()); |
| 142 | mActivePlayerUidMinPriorityQueue.add(uid); |
Sungsoo Lim | 875e697 | 2017-11-03 02:22:35 +0000 | [diff] [blame] | 143 | restoreUid = uid; |
Sungsoo Lim | 2afdbc4 | 2017-11-01 13:45:59 +0900 | [diff] [blame] | 144 | } else if (mActivePlayerUidMinPriorityQueue.size() > 0) { |
| 145 | restoreUid = mActivePlayerUidMinPriorityQueue.get( |
| 146 | mActivePlayerUidMinPriorityQueue.size() - 1); |
Sungsoo Lim | 875e697 | 2017-11-03 02:22:35 +0000 | [diff] [blame] | 147 | } |
| 148 | |
| 149 | mHandler.removeCallbacks(mRestoreBluetoothA2dpRunnable); |
| 150 | if (restoreUid >= 0) { |
| 151 | restoreRoute(restoreUid); |
| 152 | if (DEBUG) { |
Sungsoo Lim | 2afdbc4 | 2017-11-01 13:45:59 +0900 | [diff] [blame] | 153 | Slog.d(TAG, "onAudioPlayerActiveStateChanged: " + "uid=" + uid |
| 154 | + ", active=" + active + ", restoreUid=" + restoreUid); |
Sungsoo Lim | 875e697 | 2017-11-03 02:22:35 +0000 | [diff] [blame] | 155 | } |
| 156 | } else { |
| 157 | mHandler.postDelayed(mRestoreBluetoothA2dpRunnable, WAIT_MS); |
| 158 | if (DEBUG) { |
Sungsoo Lim | 90f4c895 | 2017-11-21 13:12:24 +0900 | [diff] [blame] | 159 | Slog.d(TAG, "onAudioPlayerActiveStateChanged: " + "uid=" + uid |
Sungsoo Lim | 2afdbc4 | 2017-11-01 13:45:59 +0900 | [diff] [blame] | 160 | + ", active=" + active + ", delaying"); |
Sungsoo | b365856 | 2017-05-22 17:10:44 +0900 | [diff] [blame] | 161 | } |
| 162 | } |
| 163 | } |
Sungsoo Lim | 875e697 | 2017-11-03 02:22:35 +0000 | [diff] [blame] | 164 | }, mHandler); |
| 165 | mAudioPlayerStateMonitor.registerSelfIntoAudioServiceIfNeeded(mAudioService); |
| 166 | |
Sungsoo | b365856 | 2017-05-22 17:10:44 +0900 | [diff] [blame] | 167 | AudioRoutesInfo audioRoutes = null; |
| 168 | try { |
| 169 | audioRoutes = mAudioService.startWatchingRoutes(new IAudioRoutesObserver.Stub() { |
| 170 | @Override |
| 171 | public void dispatchAudioRoutesChanged(final AudioRoutesInfo newRoutes) { |
Sungsoo Lim | 76512a3 | 2017-08-24 10:25:06 +0900 | [diff] [blame] | 172 | synchronized (mLock) { |
Sungsoo Lim | 90f4c895 | 2017-11-21 13:12:24 +0900 | [diff] [blame] | 173 | if (newRoutes.mainType != mAudioRoutesInfo.mainType) { |
Sungsoo Lim | 76512a3 | 2017-08-24 10:25:06 +0900 | [diff] [blame] | 174 | if ((newRoutes.mainType & (AudioRoutesInfo.MAIN_HEADSET |
| 175 | | AudioRoutesInfo.MAIN_HEADPHONES |
| 176 | | AudioRoutesInfo.MAIN_USB)) == 0) { |
| 177 | // headset was plugged out. |
| 178 | mGlobalBluetoothA2dpOn = newRoutes.bluetoothName != null; |
| 179 | } else { |
| 180 | // headset was plugged in. |
| 181 | mGlobalBluetoothA2dpOn = false; |
| 182 | } |
Sungsoo Lim | 90f4c895 | 2017-11-21 13:12:24 +0900 | [diff] [blame] | 183 | mAudioRoutesInfo.mainType = newRoutes.mainType; |
Sungsoo Lim | 76512a3 | 2017-08-24 10:25:06 +0900 | [diff] [blame] | 184 | } |
| 185 | if (!TextUtils.equals( |
Sungsoo Lim | 90f4c895 | 2017-11-21 13:12:24 +0900 | [diff] [blame] | 186 | newRoutes.bluetoothName, mAudioRoutesInfo.bluetoothName)) { |
Sungsoo Lim | 76512a3 | 2017-08-24 10:25:06 +0900 | [diff] [blame] | 187 | if (newRoutes.bluetoothName == null) { |
| 188 | // BT was disconnected. |
| 189 | mGlobalBluetoothA2dpOn = false; |
| 190 | } else { |
| 191 | // BT was connected or changed. |
| 192 | mGlobalBluetoothA2dpOn = true; |
| 193 | } |
Sungsoo Lim | 90f4c895 | 2017-11-21 13:12:24 +0900 | [diff] [blame] | 194 | mAudioRoutesInfo.bluetoothName = newRoutes.bluetoothName; |
Sungsoo Lim | 76512a3 | 2017-08-24 10:25:06 +0900 | [diff] [blame] | 195 | } |
Sungsoo Lim | 90f4c895 | 2017-11-21 13:12:24 +0900 | [diff] [blame] | 196 | // Although a Bluetooth device is connected before a new audio playback is |
| 197 | // started, dispatchAudioRoutChanged() can be called after |
| 198 | // onAudioPlayerActiveStateChanged(). That causes restoreBluetoothA2dp() |
| 199 | // is called before mGlobalBluetoothA2dpOn is updated. |
| 200 | // Calling restoreBluetoothA2dp() here could prevent that. |
| 201 | restoreBluetoothA2dp(); |
Sungsoo Lim | 76512a3 | 2017-08-24 10:25:06 +0900 | [diff] [blame] | 202 | } |
Sungsoo | b365856 | 2017-05-22 17:10:44 +0900 | [diff] [blame] | 203 | } |
| 204 | }); |
| 205 | } catch (RemoteException e) { |
| 206 | Slog.w(TAG, "RemoteException in the audio service."); |
| 207 | } |
Sungsoo Lim | 76512a3 | 2017-08-24 10:25:06 +0900 | [diff] [blame] | 208 | synchronized (mLock) { |
| 209 | mGlobalBluetoothA2dpOn = (audioRoutes != null && audioRoutes.bluetoothName != null); |
| 210 | } |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 211 | } |
| 212 | |
| 213 | public void systemRunning() { |
| 214 | IntentFilter filter = new IntentFilter(Intent.ACTION_USER_SWITCHED); |
| 215 | mContext.registerReceiver(new BroadcastReceiver() { |
| 216 | @Override |
| 217 | public void onReceive(Context context, Intent intent) { |
| 218 | if (intent.getAction().equals(Intent.ACTION_USER_SWITCHED)) { |
| 219 | switchUser(); |
| 220 | } |
| 221 | } |
| 222 | }, filter); |
| 223 | |
| 224 | switchUser(); |
| 225 | } |
| 226 | |
| 227 | @Override |
| 228 | public void monitor() { |
| 229 | synchronized (mLock) { /* check for deadlock */ } |
| 230 | } |
| 231 | |
| 232 | // Binder call |
| 233 | @Override |
| 234 | public void registerClientAsUser(IMediaRouterClient client, String packageName, int userId) { |
| 235 | if (client == null) { |
| 236 | throw new IllegalArgumentException("client must not be null"); |
| 237 | } |
| 238 | |
| 239 | final int uid = Binder.getCallingUid(); |
| 240 | if (!validatePackageName(uid, packageName)) { |
| 241 | throw new SecurityException("packageName must match the calling uid"); |
| 242 | } |
| 243 | |
| 244 | final int pid = Binder.getCallingPid(); |
| 245 | final int resolvedUserId = ActivityManager.handleIncomingUser(pid, uid, userId, |
| 246 | false /*allowAll*/, true /*requireFull*/, "registerClientAsUser", packageName); |
Jeff Brown | af57418 | 2013-11-14 18:16:08 -0800 | [diff] [blame] | 247 | final boolean trusted = mContext.checkCallingOrSelfPermission( |
| 248 | android.Manifest.permission.CONFIGURE_WIFI_DISPLAY) == |
| 249 | PackageManager.PERMISSION_GRANTED; |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 250 | final long token = Binder.clearCallingIdentity(); |
| 251 | try { |
| 252 | synchronized (mLock) { |
Sungsoo | b365856 | 2017-05-22 17:10:44 +0900 | [diff] [blame] | 253 | registerClientLocked(client, uid, pid, packageName, resolvedUserId, trusted); |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 254 | } |
| 255 | } finally { |
| 256 | Binder.restoreCallingIdentity(token); |
| 257 | } |
| 258 | } |
| 259 | |
| 260 | // Binder call |
| 261 | @Override |
| 262 | public void unregisterClient(IMediaRouterClient client) { |
| 263 | if (client == null) { |
| 264 | throw new IllegalArgumentException("client must not be null"); |
| 265 | } |
| 266 | |
| 267 | final long token = Binder.clearCallingIdentity(); |
| 268 | try { |
| 269 | synchronized (mLock) { |
| 270 | unregisterClientLocked(client, false); |
| 271 | } |
| 272 | } finally { |
| 273 | Binder.restoreCallingIdentity(token); |
| 274 | } |
| 275 | } |
| 276 | |
| 277 | // Binder call |
| 278 | @Override |
| 279 | public MediaRouterClientState getState(IMediaRouterClient client) { |
| 280 | if (client == null) { |
| 281 | throw new IllegalArgumentException("client must not be null"); |
| 282 | } |
| 283 | |
| 284 | final long token = Binder.clearCallingIdentity(); |
| 285 | try { |
| 286 | synchronized (mLock) { |
| 287 | return getStateLocked(client); |
| 288 | } |
| 289 | } finally { |
| 290 | Binder.restoreCallingIdentity(token); |
| 291 | } |
| 292 | } |
| 293 | |
| 294 | // Binder call |
| 295 | @Override |
Sungsoo | b365856 | 2017-05-22 17:10:44 +0900 | [diff] [blame] | 296 | public boolean isPlaybackActive(IMediaRouterClient client) { |
| 297 | if (client == null) { |
| 298 | throw new IllegalArgumentException("client must not be null"); |
| 299 | } |
| 300 | |
| 301 | final long token = Binder.clearCallingIdentity(); |
| 302 | try { |
Sungsoo Lim | 875e697 | 2017-11-03 02:22:35 +0000 | [diff] [blame] | 303 | ClientRecord clientRecord; |
Sungsoo | b365856 | 2017-05-22 17:10:44 +0900 | [diff] [blame] | 304 | synchronized (mLock) { |
Sungsoo Lim | 875e697 | 2017-11-03 02:22:35 +0000 | [diff] [blame] | 305 | clientRecord = mAllClientRecords.get(client.asBinder()); |
Sungsoo | b365856 | 2017-05-22 17:10:44 +0900 | [diff] [blame] | 306 | } |
Sungsoo Lim | 875e697 | 2017-11-03 02:22:35 +0000 | [diff] [blame] | 307 | if (clientRecord != null) { |
| 308 | return mAudioPlayerStateMonitor.isPlaybackActive(clientRecord.mUid); |
| 309 | } |
| 310 | return false; |
Sungsoo | b365856 | 2017-05-22 17:10:44 +0900 | [diff] [blame] | 311 | } finally { |
| 312 | Binder.restoreCallingIdentity(token); |
| 313 | } |
| 314 | } |
| 315 | |
| 316 | // Binder call |
| 317 | @Override |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 318 | public void setDiscoveryRequest(IMediaRouterClient client, |
| 319 | int routeTypes, boolean activeScan) { |
| 320 | if (client == null) { |
| 321 | throw new IllegalArgumentException("client must not be null"); |
| 322 | } |
| 323 | |
| 324 | final long token = Binder.clearCallingIdentity(); |
| 325 | try { |
| 326 | synchronized (mLock) { |
| 327 | setDiscoveryRequestLocked(client, routeTypes, activeScan); |
| 328 | } |
| 329 | } finally { |
| 330 | Binder.restoreCallingIdentity(token); |
| 331 | } |
| 332 | } |
| 333 | |
| 334 | // Binder call |
| 335 | // A null routeId means that the client wants to unselect its current route. |
| 336 | // The explicit flag indicates whether the change was explicitly requested by the |
| 337 | // user or the application which may cause changes to propagate out to the rest |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 338 | // of the system. Should be false when the change is in response to a new |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 339 | // selected route or a default selection. |
| 340 | @Override |
| 341 | public void setSelectedRoute(IMediaRouterClient client, String routeId, boolean explicit) { |
| 342 | if (client == null) { |
| 343 | throw new IllegalArgumentException("client must not be null"); |
| 344 | } |
| 345 | |
| 346 | final long token = Binder.clearCallingIdentity(); |
| 347 | try { |
| 348 | synchronized (mLock) { |
| 349 | setSelectedRouteLocked(client, routeId, explicit); |
| 350 | } |
| 351 | } finally { |
| 352 | Binder.restoreCallingIdentity(token); |
| 353 | } |
| 354 | } |
| 355 | |
| 356 | // Binder call |
| 357 | @Override |
| 358 | public void requestSetVolume(IMediaRouterClient client, String routeId, int volume) { |
| 359 | if (client == null) { |
| 360 | throw new IllegalArgumentException("client must not be null"); |
| 361 | } |
| 362 | if (routeId == null) { |
| 363 | throw new IllegalArgumentException("routeId must not be null"); |
| 364 | } |
| 365 | |
| 366 | final long token = Binder.clearCallingIdentity(); |
| 367 | try { |
| 368 | synchronized (mLock) { |
| 369 | requestSetVolumeLocked(client, routeId, volume); |
| 370 | } |
| 371 | } finally { |
| 372 | Binder.restoreCallingIdentity(token); |
| 373 | } |
| 374 | } |
| 375 | |
| 376 | // Binder call |
| 377 | @Override |
| 378 | public void requestUpdateVolume(IMediaRouterClient client, String routeId, int direction) { |
| 379 | if (client == null) { |
| 380 | throw new IllegalArgumentException("client must not be null"); |
| 381 | } |
| 382 | if (routeId == null) { |
| 383 | throw new IllegalArgumentException("routeId must not be null"); |
| 384 | } |
| 385 | |
| 386 | final long token = Binder.clearCallingIdentity(); |
| 387 | try { |
| 388 | synchronized (mLock) { |
| 389 | requestUpdateVolumeLocked(client, routeId, direction); |
| 390 | } |
| 391 | } finally { |
| 392 | Binder.restoreCallingIdentity(token); |
| 393 | } |
| 394 | } |
| 395 | |
| 396 | // Binder call |
| 397 | @Override |
| 398 | public void dump(FileDescriptor fd, final PrintWriter pw, String[] args) { |
Jeff Sharkey | fe9a53b | 2017-03-31 14:08:23 -0600 | [diff] [blame] | 399 | if (!DumpUtils.checkDumpPermission(mContext, TAG, pw)) return; |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 400 | |
| 401 | pw.println("MEDIA ROUTER SERVICE (dumpsys media_router)"); |
| 402 | pw.println(); |
| 403 | pw.println("Global state"); |
| 404 | pw.println(" mCurrentUserId=" + mCurrentUserId); |
| 405 | |
| 406 | synchronized (mLock) { |
| 407 | final int count = mUserRecords.size(); |
| 408 | for (int i = 0; i < count; i++) { |
| 409 | UserRecord userRecord = mUserRecords.valueAt(i); |
| 410 | pw.println(); |
| 411 | userRecord.dump(pw, ""); |
| 412 | } |
| 413 | } |
| 414 | } |
| 415 | |
Sungsoo | b365856 | 2017-05-22 17:10:44 +0900 | [diff] [blame] | 416 | void restoreBluetoothA2dp() { |
| 417 | try { |
Sungsoo Lim | 90f4c895 | 2017-11-21 13:12:24 +0900 | [diff] [blame] | 418 | boolean btConnected = false; |
Sungsoo Lim | 76512a3 | 2017-08-24 10:25:06 +0900 | [diff] [blame] | 419 | boolean a2dpOn = false; |
| 420 | synchronized (mLock) { |
Sungsoo Lim | 90f4c895 | 2017-11-21 13:12:24 +0900 | [diff] [blame] | 421 | btConnected = mAudioRoutesInfo.bluetoothName != null; |
Sungsoo Lim | 76512a3 | 2017-08-24 10:25:06 +0900 | [diff] [blame] | 422 | a2dpOn = mGlobalBluetoothA2dpOn; |
| 423 | } |
Sungsoo Lim | 90f4c895 | 2017-11-21 13:12:24 +0900 | [diff] [blame] | 424 | // We don't need to change a2dp status when bluetooth is not connected. |
| 425 | if (btConnected) { |
| 426 | Slog.v(TAG, "restoreBluetoothA2dp(" + a2dpOn + ")"); |
| 427 | mAudioService.setBluetoothA2dpOn(a2dpOn); |
| 428 | } |
Sungsoo | b365856 | 2017-05-22 17:10:44 +0900 | [diff] [blame] | 429 | } catch (RemoteException e) { |
| 430 | Slog.w(TAG, "RemoteException while calling setBluetoothA2dpOn."); |
| 431 | } |
| 432 | } |
| 433 | |
| 434 | void restoreRoute(int uid) { |
| 435 | ClientRecord clientRecord = null; |
Sungsoo Lim | 76512a3 | 2017-08-24 10:25:06 +0900 | [diff] [blame] | 436 | synchronized (mLock) { |
| 437 | UserRecord userRecord = mUserRecords.get(UserHandle.getUserId(uid)); |
| 438 | if (userRecord != null && userRecord.mClientRecords != null) { |
| 439 | for (ClientRecord cr : userRecord.mClientRecords) { |
| 440 | if (validatePackageName(uid, cr.mPackageName)) { |
| 441 | clientRecord = cr; |
| 442 | break; |
| 443 | } |
Sungsoo | b365856 | 2017-05-22 17:10:44 +0900 | [diff] [blame] | 444 | } |
| 445 | } |
| 446 | } |
| 447 | if (clientRecord != null) { |
| 448 | try { |
| 449 | clientRecord.mClient.onRestoreRoute(); |
| 450 | } catch (RemoteException e) { |
| 451 | Slog.w(TAG, "Failed to call onRestoreRoute. Client probably died."); |
| 452 | } |
| 453 | } else { |
| 454 | restoreBluetoothA2dp(); |
| 455 | } |
| 456 | } |
| 457 | |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 458 | void switchUser() { |
| 459 | synchronized (mLock) { |
| 460 | int userId = ActivityManager.getCurrentUser(); |
| 461 | if (mCurrentUserId != userId) { |
| 462 | final int oldUserId = mCurrentUserId; |
| 463 | mCurrentUserId = userId; // do this first |
| 464 | |
| 465 | UserRecord oldUser = mUserRecords.get(oldUserId); |
| 466 | if (oldUser != null) { |
| 467 | oldUser.mHandler.sendEmptyMessage(UserHandler.MSG_STOP); |
| 468 | disposeUserIfNeededLocked(oldUser); // since no longer current user |
| 469 | } |
| 470 | |
| 471 | UserRecord newUser = mUserRecords.get(userId); |
| 472 | if (newUser != null) { |
| 473 | newUser.mHandler.sendEmptyMessage(UserHandler.MSG_START); |
| 474 | } |
| 475 | } |
| 476 | } |
| 477 | } |
| 478 | |
| 479 | void clientDied(ClientRecord clientRecord) { |
| 480 | synchronized (mLock) { |
| 481 | unregisterClientLocked(clientRecord.mClient, true); |
| 482 | } |
| 483 | } |
| 484 | |
| 485 | private void registerClientLocked(IMediaRouterClient client, |
Sungsoo | b365856 | 2017-05-22 17:10:44 +0900 | [diff] [blame] | 486 | int uid, int pid, String packageName, int userId, boolean trusted) { |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 487 | final IBinder binder = client.asBinder(); |
| 488 | ClientRecord clientRecord = mAllClientRecords.get(binder); |
| 489 | if (clientRecord == null) { |
| 490 | boolean newUser = false; |
| 491 | UserRecord userRecord = mUserRecords.get(userId); |
| 492 | if (userRecord == null) { |
| 493 | userRecord = new UserRecord(userId); |
| 494 | newUser = true; |
| 495 | } |
Sungsoo | b365856 | 2017-05-22 17:10:44 +0900 | [diff] [blame] | 496 | clientRecord = new ClientRecord(userRecord, client, uid, pid, packageName, trusted); |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 497 | try { |
| 498 | binder.linkToDeath(clientRecord, 0); |
| 499 | } catch (RemoteException ex) { |
| 500 | throw new RuntimeException("Media router client died prematurely.", ex); |
| 501 | } |
| 502 | |
| 503 | if (newUser) { |
| 504 | mUserRecords.put(userId, userRecord); |
| 505 | initializeUserLocked(userRecord); |
| 506 | } |
| 507 | |
| 508 | userRecord.mClientRecords.add(clientRecord); |
| 509 | mAllClientRecords.put(binder, clientRecord); |
| 510 | initializeClientLocked(clientRecord); |
| 511 | } |
| 512 | } |
| 513 | |
| 514 | private void unregisterClientLocked(IMediaRouterClient client, boolean died) { |
| 515 | ClientRecord clientRecord = mAllClientRecords.remove(client.asBinder()); |
| 516 | if (clientRecord != null) { |
| 517 | UserRecord userRecord = clientRecord.mUserRecord; |
| 518 | userRecord.mClientRecords.remove(clientRecord); |
| 519 | disposeClientLocked(clientRecord, died); |
| 520 | disposeUserIfNeededLocked(userRecord); // since client removed from user |
| 521 | } |
| 522 | } |
| 523 | |
| 524 | private MediaRouterClientState getStateLocked(IMediaRouterClient client) { |
| 525 | ClientRecord clientRecord = mAllClientRecords.get(client.asBinder()); |
| 526 | if (clientRecord != null) { |
Jeff Brown | af57418 | 2013-11-14 18:16:08 -0800 | [diff] [blame] | 527 | return clientRecord.getState(); |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 528 | } |
| 529 | return null; |
| 530 | } |
| 531 | |
| 532 | private void setDiscoveryRequestLocked(IMediaRouterClient client, |
| 533 | int routeTypes, boolean activeScan) { |
| 534 | final IBinder binder = client.asBinder(); |
| 535 | ClientRecord clientRecord = mAllClientRecords.get(binder); |
| 536 | if (clientRecord != null) { |
Jeff Brown | af57418 | 2013-11-14 18:16:08 -0800 | [diff] [blame] | 537 | // Only let the system discover remote display routes for now. |
| 538 | if (!clientRecord.mTrusted) { |
| 539 | routeTypes &= ~MediaRouter.ROUTE_TYPE_REMOTE_DISPLAY; |
| 540 | } |
| 541 | |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 542 | if (clientRecord.mRouteTypes != routeTypes |
| 543 | || clientRecord.mActiveScan != activeScan) { |
| 544 | if (DEBUG) { |
| 545 | Slog.d(TAG, clientRecord + ": Set discovery request, routeTypes=0x" |
| 546 | + Integer.toHexString(routeTypes) + ", activeScan=" + activeScan); |
| 547 | } |
| 548 | clientRecord.mRouteTypes = routeTypes; |
| 549 | clientRecord.mActiveScan = activeScan; |
| 550 | clientRecord.mUserRecord.mHandler.sendEmptyMessage( |
| 551 | UserHandler.MSG_UPDATE_DISCOVERY_REQUEST); |
| 552 | } |
| 553 | } |
| 554 | } |
| 555 | |
| 556 | private void setSelectedRouteLocked(IMediaRouterClient client, |
| 557 | String routeId, boolean explicit) { |
| 558 | ClientRecord clientRecord = mAllClientRecords.get(client.asBinder()); |
| 559 | if (clientRecord != null) { |
| 560 | final String oldRouteId = clientRecord.mSelectedRouteId; |
Kenny Root | e6585b3 | 2013-12-13 12:00:26 -0800 | [diff] [blame] | 561 | if (!Objects.equals(routeId, oldRouteId)) { |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 562 | if (DEBUG) { |
| 563 | Slog.d(TAG, clientRecord + ": Set selected route, routeId=" + routeId |
| 564 | + ", oldRouteId=" + oldRouteId |
| 565 | + ", explicit=" + explicit); |
| 566 | } |
| 567 | |
| 568 | clientRecord.mSelectedRouteId = routeId; |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 569 | // Only let the system connect to new global routes for now. |
| 570 | // A similar check exists in the display manager for wifi display. |
| 571 | if (explicit && clientRecord.mTrusted) { |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 572 | if (oldRouteId != null) { |
| 573 | clientRecord.mUserRecord.mHandler.obtainMessage( |
| 574 | UserHandler.MSG_UNSELECT_ROUTE, oldRouteId).sendToTarget(); |
| 575 | } |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 576 | if (routeId != null) { |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 577 | clientRecord.mUserRecord.mHandler.obtainMessage( |
| 578 | UserHandler.MSG_SELECT_ROUTE, routeId).sendToTarget(); |
| 579 | } |
| 580 | } |
| 581 | } |
| 582 | } |
| 583 | } |
| 584 | |
| 585 | private void requestSetVolumeLocked(IMediaRouterClient client, |
| 586 | String routeId, int volume) { |
| 587 | final IBinder binder = client.asBinder(); |
| 588 | ClientRecord clientRecord = mAllClientRecords.get(binder); |
| 589 | if (clientRecord != null) { |
| 590 | clientRecord.mUserRecord.mHandler.obtainMessage( |
| 591 | UserHandler.MSG_REQUEST_SET_VOLUME, volume, 0, routeId).sendToTarget(); |
| 592 | } |
| 593 | } |
| 594 | |
| 595 | private void requestUpdateVolumeLocked(IMediaRouterClient client, |
| 596 | String routeId, int direction) { |
| 597 | final IBinder binder = client.asBinder(); |
| 598 | ClientRecord clientRecord = mAllClientRecords.get(binder); |
| 599 | if (clientRecord != null) { |
| 600 | clientRecord.mUserRecord.mHandler.obtainMessage( |
| 601 | UserHandler.MSG_REQUEST_UPDATE_VOLUME, direction, 0, routeId).sendToTarget(); |
| 602 | } |
| 603 | } |
| 604 | |
| 605 | private void initializeUserLocked(UserRecord userRecord) { |
| 606 | if (DEBUG) { |
| 607 | Slog.d(TAG, userRecord + ": Initialized"); |
| 608 | } |
| 609 | if (userRecord.mUserId == mCurrentUserId) { |
| 610 | userRecord.mHandler.sendEmptyMessage(UserHandler.MSG_START); |
| 611 | } |
| 612 | } |
| 613 | |
| 614 | private void disposeUserIfNeededLocked(UserRecord userRecord) { |
| 615 | // If there are no records left and the user is no longer current then go ahead |
| 616 | // and purge the user record and all of its associated state. If the user is current |
| 617 | // then leave it alone since we might be connected to a route or want to query |
| 618 | // the same route information again soon. |
| 619 | if (userRecord.mUserId != mCurrentUserId |
| 620 | && userRecord.mClientRecords.isEmpty()) { |
| 621 | if (DEBUG) { |
| 622 | Slog.d(TAG, userRecord + ": Disposed"); |
| 623 | } |
| 624 | mUserRecords.remove(userRecord.mUserId); |
| 625 | // Note: User already stopped (by switchUser) so no need to send stop message here. |
| 626 | } |
| 627 | } |
| 628 | |
| 629 | private void initializeClientLocked(ClientRecord clientRecord) { |
| 630 | if (DEBUG) { |
| 631 | Slog.d(TAG, clientRecord + ": Registered"); |
| 632 | } |
| 633 | } |
| 634 | |
| 635 | private void disposeClientLocked(ClientRecord clientRecord, boolean died) { |
| 636 | if (DEBUG) { |
| 637 | if (died) { |
| 638 | Slog.d(TAG, clientRecord + ": Died!"); |
| 639 | } else { |
| 640 | Slog.d(TAG, clientRecord + ": Unregistered"); |
| 641 | } |
| 642 | } |
| 643 | if (clientRecord.mRouteTypes != 0 || clientRecord.mActiveScan) { |
| 644 | clientRecord.mUserRecord.mHandler.sendEmptyMessage( |
| 645 | UserHandler.MSG_UPDATE_DISCOVERY_REQUEST); |
| 646 | } |
| 647 | clientRecord.dispose(); |
| 648 | } |
| 649 | |
| 650 | private boolean validatePackageName(int uid, String packageName) { |
| 651 | if (packageName != null) { |
| 652 | String[] packageNames = mContext.getPackageManager().getPackagesForUid(uid); |
| 653 | if (packageNames != null) { |
| 654 | for (String n : packageNames) { |
| 655 | if (n.equals(packageName)) { |
| 656 | return true; |
| 657 | } |
| 658 | } |
| 659 | } |
| 660 | } |
| 661 | return false; |
| 662 | } |
| 663 | |
| 664 | /** |
| 665 | * Information about a particular client of the media router. |
| 666 | * The contents of this object is guarded by mLock. |
| 667 | */ |
| 668 | final class ClientRecord implements DeathRecipient { |
| 669 | public final UserRecord mUserRecord; |
| 670 | public final IMediaRouterClient mClient; |
Sungsoo | b365856 | 2017-05-22 17:10:44 +0900 | [diff] [blame] | 671 | public final int mUid; |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 672 | public final int mPid; |
| 673 | public final String mPackageName; |
Jeff Brown | af57418 | 2013-11-14 18:16:08 -0800 | [diff] [blame] | 674 | public final boolean mTrusted; |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 675 | |
| 676 | public int mRouteTypes; |
| 677 | public boolean mActiveScan; |
| 678 | public String mSelectedRouteId; |
| 679 | |
| 680 | public ClientRecord(UserRecord userRecord, IMediaRouterClient client, |
Sungsoo | b365856 | 2017-05-22 17:10:44 +0900 | [diff] [blame] | 681 | int uid, int pid, String packageName, boolean trusted) { |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 682 | mUserRecord = userRecord; |
| 683 | mClient = client; |
Sungsoo | b365856 | 2017-05-22 17:10:44 +0900 | [diff] [blame] | 684 | mUid = uid; |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 685 | mPid = pid; |
| 686 | mPackageName = packageName; |
Jeff Brown | af57418 | 2013-11-14 18:16:08 -0800 | [diff] [blame] | 687 | mTrusted = trusted; |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 688 | } |
| 689 | |
| 690 | public void dispose() { |
| 691 | mClient.asBinder().unlinkToDeath(this, 0); |
| 692 | } |
| 693 | |
| 694 | @Override |
| 695 | public void binderDied() { |
| 696 | clientDied(this); |
| 697 | } |
| 698 | |
Jeff Brown | af57418 | 2013-11-14 18:16:08 -0800 | [diff] [blame] | 699 | MediaRouterClientState getState() { |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 700 | return mTrusted ? mUserRecord.mRouterState : null; |
Jeff Brown | af57418 | 2013-11-14 18:16:08 -0800 | [diff] [blame] | 701 | } |
| 702 | |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 703 | public void dump(PrintWriter pw, String prefix) { |
| 704 | pw.println(prefix + this); |
| 705 | |
| 706 | final String indent = prefix + " "; |
Jeff Brown | af57418 | 2013-11-14 18:16:08 -0800 | [diff] [blame] | 707 | pw.println(indent + "mTrusted=" + mTrusted); |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 708 | pw.println(indent + "mRouteTypes=0x" + Integer.toHexString(mRouteTypes)); |
| 709 | pw.println(indent + "mActiveScan=" + mActiveScan); |
| 710 | pw.println(indent + "mSelectedRouteId=" + mSelectedRouteId); |
| 711 | } |
| 712 | |
| 713 | @Override |
| 714 | public String toString() { |
| 715 | return "Client " + mPackageName + " (pid " + mPid + ")"; |
| 716 | } |
| 717 | } |
| 718 | |
| 719 | /** |
| 720 | * Information about a particular user. |
| 721 | * The contents of this object is guarded by mLock. |
| 722 | */ |
| 723 | final class UserRecord { |
| 724 | public final int mUserId; |
| 725 | public final ArrayList<ClientRecord> mClientRecords = new ArrayList<ClientRecord>(); |
| 726 | public final UserHandler mHandler; |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 727 | public MediaRouterClientState mRouterState; |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 728 | |
| 729 | public UserRecord(int userId) { |
| 730 | mUserId = userId; |
| 731 | mHandler = new UserHandler(MediaRouterService.this, this); |
| 732 | } |
| 733 | |
| 734 | public void dump(final PrintWriter pw, String prefix) { |
| 735 | pw.println(prefix + this); |
| 736 | |
| 737 | final String indent = prefix + " "; |
| 738 | final int clientCount = mClientRecords.size(); |
| 739 | if (clientCount != 0) { |
| 740 | for (int i = 0; i < clientCount; i++) { |
| 741 | mClientRecords.get(i).dump(pw, indent); |
| 742 | } |
| 743 | } else { |
| 744 | pw.println(indent + "<no clients>"); |
| 745 | } |
| 746 | |
Jeff Brown | af57418 | 2013-11-14 18:16:08 -0800 | [diff] [blame] | 747 | pw.println(indent + "State"); |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 748 | pw.println(indent + "mRouterState=" + mRouterState); |
Jeff Brown | af57418 | 2013-11-14 18:16:08 -0800 | [diff] [blame] | 749 | |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 750 | if (!mHandler.runWithScissors(new Runnable() { |
| 751 | @Override |
| 752 | public void run() { |
| 753 | mHandler.dump(pw, indent); |
| 754 | } |
| 755 | }, 1000)) { |
| 756 | pw.println(indent + "<could not dump handler state>"); |
| 757 | } |
| 758 | } |
| 759 | |
| 760 | @Override |
| 761 | public String toString() { |
| 762 | return "User " + mUserId; |
| 763 | } |
| 764 | } |
| 765 | |
| 766 | /** |
| 767 | * Media router handler |
| 768 | * <p> |
| 769 | * Since remote display providers are designed to be single-threaded by nature, |
| 770 | * this class encapsulates all of the associated functionality and exports state |
| 771 | * to the service as it evolves. |
| 772 | * </p><p> |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 773 | * This class is currently hardcoded to work with remote display providers but |
| 774 | * it is intended to be eventually extended to support more general route providers |
| 775 | * similar to the support library media router. |
| 776 | * </p> |
| 777 | */ |
| 778 | static final class UserHandler extends Handler |
| 779 | implements RemoteDisplayProviderWatcher.Callback, |
| 780 | RemoteDisplayProviderProxy.Callback { |
| 781 | public static final int MSG_START = 1; |
| 782 | public static final int MSG_STOP = 2; |
| 783 | public static final int MSG_UPDATE_DISCOVERY_REQUEST = 3; |
| 784 | public static final int MSG_SELECT_ROUTE = 4; |
| 785 | public static final int MSG_UNSELECT_ROUTE = 5; |
| 786 | public static final int MSG_REQUEST_SET_VOLUME = 6; |
| 787 | public static final int MSG_REQUEST_UPDATE_VOLUME = 7; |
| 788 | private static final int MSG_UPDATE_CLIENT_STATE = 8; |
| 789 | private static final int MSG_CONNECTION_TIMED_OUT = 9; |
| 790 | |
| 791 | private static final int TIMEOUT_REASON_NOT_AVAILABLE = 1; |
Jeff Brown | 39ad0e5 | 2013-11-11 17:55:08 -0800 | [diff] [blame] | 792 | private static final int TIMEOUT_REASON_CONNECTION_LOST = 2; |
| 793 | private static final int TIMEOUT_REASON_WAITING_FOR_CONNECTING = 3; |
| 794 | private static final int TIMEOUT_REASON_WAITING_FOR_CONNECTED = 4; |
| 795 | |
| 796 | // The relative order of these constants is important and expresses progress |
| 797 | // through the process of connecting to a route. |
| 798 | private static final int PHASE_NOT_AVAILABLE = -1; |
| 799 | private static final int PHASE_NOT_CONNECTED = 0; |
| 800 | private static final int PHASE_CONNECTING = 1; |
| 801 | private static final int PHASE_CONNECTED = 2; |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 802 | |
| 803 | private final MediaRouterService mService; |
| 804 | private final UserRecord mUserRecord; |
| 805 | private final RemoteDisplayProviderWatcher mWatcher; |
| 806 | private final ArrayList<ProviderRecord> mProviderRecords = |
| 807 | new ArrayList<ProviderRecord>(); |
| 808 | private final ArrayList<IMediaRouterClient> mTempClients = |
| 809 | new ArrayList<IMediaRouterClient>(); |
| 810 | |
| 811 | private boolean mRunning; |
| 812 | private int mDiscoveryMode = RemoteDisplayState.DISCOVERY_MODE_NONE; |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 813 | private RouteRecord mSelectedRouteRecord; |
Jeff Brown | 39ad0e5 | 2013-11-11 17:55:08 -0800 | [diff] [blame] | 814 | private int mConnectionPhase = PHASE_NOT_AVAILABLE; |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 815 | private int mConnectionTimeoutReason; |
| 816 | private long mConnectionTimeoutStartTime; |
| 817 | private boolean mClientStateUpdateScheduled; |
| 818 | |
| 819 | public UserHandler(MediaRouterService service, UserRecord userRecord) { |
| 820 | super(Looper.getMainLooper(), null, true); |
| 821 | mService = service; |
| 822 | mUserRecord = userRecord; |
| 823 | mWatcher = new RemoteDisplayProviderWatcher(service.mContext, this, |
| 824 | this, mUserRecord.mUserId); |
| 825 | } |
| 826 | |
| 827 | @Override |
| 828 | public void handleMessage(Message msg) { |
| 829 | switch (msg.what) { |
| 830 | case MSG_START: { |
| 831 | start(); |
| 832 | break; |
| 833 | } |
| 834 | case MSG_STOP: { |
| 835 | stop(); |
| 836 | break; |
| 837 | } |
| 838 | case MSG_UPDATE_DISCOVERY_REQUEST: { |
| 839 | updateDiscoveryRequest(); |
| 840 | break; |
| 841 | } |
| 842 | case MSG_SELECT_ROUTE: { |
| 843 | selectRoute((String)msg.obj); |
| 844 | break; |
| 845 | } |
| 846 | case MSG_UNSELECT_ROUTE: { |
| 847 | unselectRoute((String)msg.obj); |
| 848 | break; |
| 849 | } |
| 850 | case MSG_REQUEST_SET_VOLUME: { |
| 851 | requestSetVolume((String)msg.obj, msg.arg1); |
| 852 | break; |
| 853 | } |
| 854 | case MSG_REQUEST_UPDATE_VOLUME: { |
| 855 | requestUpdateVolume((String)msg.obj, msg.arg1); |
| 856 | break; |
| 857 | } |
| 858 | case MSG_UPDATE_CLIENT_STATE: { |
| 859 | updateClientState(); |
| 860 | break; |
| 861 | } |
| 862 | case MSG_CONNECTION_TIMED_OUT: { |
| 863 | connectionTimedOut(); |
| 864 | break; |
| 865 | } |
| 866 | } |
| 867 | } |
| 868 | |
| 869 | public void dump(PrintWriter pw, String prefix) { |
| 870 | pw.println(prefix + "Handler"); |
| 871 | |
| 872 | final String indent = prefix + " "; |
| 873 | pw.println(indent + "mRunning=" + mRunning); |
| 874 | pw.println(indent + "mDiscoveryMode=" + mDiscoveryMode); |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 875 | pw.println(indent + "mSelectedRouteRecord=" + mSelectedRouteRecord); |
Jeff Brown | 39ad0e5 | 2013-11-11 17:55:08 -0800 | [diff] [blame] | 876 | pw.println(indent + "mConnectionPhase=" + mConnectionPhase); |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 877 | pw.println(indent + "mConnectionTimeoutReason=" + mConnectionTimeoutReason); |
| 878 | pw.println(indent + "mConnectionTimeoutStartTime=" + (mConnectionTimeoutReason != 0 ? |
| 879 | TimeUtils.formatUptime(mConnectionTimeoutStartTime) : "<n/a>")); |
| 880 | |
| 881 | mWatcher.dump(pw, prefix); |
| 882 | |
| 883 | final int providerCount = mProviderRecords.size(); |
| 884 | if (providerCount != 0) { |
| 885 | for (int i = 0; i < providerCount; i++) { |
| 886 | mProviderRecords.get(i).dump(pw, prefix); |
| 887 | } |
| 888 | } else { |
| 889 | pw.println(indent + "<no providers>"); |
| 890 | } |
| 891 | } |
| 892 | |
| 893 | private void start() { |
| 894 | if (!mRunning) { |
| 895 | mRunning = true; |
| 896 | mWatcher.start(); // also starts all providers |
| 897 | } |
| 898 | } |
| 899 | |
| 900 | private void stop() { |
| 901 | if (mRunning) { |
| 902 | mRunning = false; |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 903 | unselectSelectedRoute(); |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 904 | mWatcher.stop(); // also stops all providers |
| 905 | } |
| 906 | } |
| 907 | |
| 908 | private void updateDiscoveryRequest() { |
| 909 | int routeTypes = 0; |
| 910 | boolean activeScan = false; |
| 911 | synchronized (mService.mLock) { |
| 912 | final int count = mUserRecord.mClientRecords.size(); |
| 913 | for (int i = 0; i < count; i++) { |
| 914 | ClientRecord clientRecord = mUserRecord.mClientRecords.get(i); |
| 915 | routeTypes |= clientRecord.mRouteTypes; |
| 916 | activeScan |= clientRecord.mActiveScan; |
| 917 | } |
| 918 | } |
| 919 | |
| 920 | final int newDiscoveryMode; |
Jeff Brown | af57418 | 2013-11-14 18:16:08 -0800 | [diff] [blame] | 921 | if ((routeTypes & MediaRouter.ROUTE_TYPE_REMOTE_DISPLAY) != 0) { |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 922 | if (activeScan) { |
| 923 | newDiscoveryMode = RemoteDisplayState.DISCOVERY_MODE_ACTIVE; |
| 924 | } else { |
| 925 | newDiscoveryMode = RemoteDisplayState.DISCOVERY_MODE_PASSIVE; |
| 926 | } |
| 927 | } else { |
| 928 | newDiscoveryMode = RemoteDisplayState.DISCOVERY_MODE_NONE; |
| 929 | } |
| 930 | |
| 931 | if (mDiscoveryMode != newDiscoveryMode) { |
| 932 | mDiscoveryMode = newDiscoveryMode; |
| 933 | final int count = mProviderRecords.size(); |
| 934 | for (int i = 0; i < count; i++) { |
| 935 | mProviderRecords.get(i).getProvider().setDiscoveryMode(mDiscoveryMode); |
| 936 | } |
| 937 | } |
| 938 | } |
| 939 | |
| 940 | private void selectRoute(String routeId) { |
| 941 | if (routeId != null |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 942 | && (mSelectedRouteRecord == null |
| 943 | || !routeId.equals(mSelectedRouteRecord.getUniqueId()))) { |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 944 | RouteRecord routeRecord = findRouteRecord(routeId); |
| 945 | if (routeRecord != null) { |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 946 | unselectSelectedRoute(); |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 947 | |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 948 | Slog.i(TAG, "Selected route:" + routeRecord); |
| 949 | mSelectedRouteRecord = routeRecord; |
| 950 | checkSelectedRouteState(); |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 951 | routeRecord.getProvider().setSelectedDisplay(routeRecord.getDescriptorId()); |
| 952 | |
| 953 | scheduleUpdateClientState(); |
| 954 | } |
| 955 | } |
| 956 | } |
| 957 | |
| 958 | private void unselectRoute(String routeId) { |
| 959 | if (routeId != null |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 960 | && mSelectedRouteRecord != null |
| 961 | && routeId.equals(mSelectedRouteRecord.getUniqueId())) { |
| 962 | unselectSelectedRoute(); |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 963 | } |
| 964 | } |
| 965 | |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 966 | private void unselectSelectedRoute() { |
| 967 | if (mSelectedRouteRecord != null) { |
| 968 | Slog.i(TAG, "Unselected route:" + mSelectedRouteRecord); |
| 969 | mSelectedRouteRecord.getProvider().setSelectedDisplay(null); |
| 970 | mSelectedRouteRecord = null; |
| 971 | checkSelectedRouteState(); |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 972 | |
| 973 | scheduleUpdateClientState(); |
| 974 | } |
| 975 | } |
| 976 | |
| 977 | private void requestSetVolume(String routeId, int volume) { |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 978 | if (mSelectedRouteRecord != null |
| 979 | && routeId.equals(mSelectedRouteRecord.getUniqueId())) { |
| 980 | mSelectedRouteRecord.getProvider().setDisplayVolume(volume); |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 981 | } |
| 982 | } |
| 983 | |
| 984 | private void requestUpdateVolume(String routeId, int direction) { |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 985 | if (mSelectedRouteRecord != null |
| 986 | && routeId.equals(mSelectedRouteRecord.getUniqueId())) { |
| 987 | mSelectedRouteRecord.getProvider().adjustDisplayVolume(direction); |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 988 | } |
| 989 | } |
| 990 | |
| 991 | @Override |
| 992 | public void addProvider(RemoteDisplayProviderProxy provider) { |
| 993 | provider.setCallback(this); |
| 994 | provider.setDiscoveryMode(mDiscoveryMode); |
| 995 | provider.setSelectedDisplay(null); // just to be safe |
| 996 | |
| 997 | ProviderRecord providerRecord = new ProviderRecord(provider); |
| 998 | mProviderRecords.add(providerRecord); |
| 999 | providerRecord.updateDescriptor(provider.getDisplayState()); |
| 1000 | |
| 1001 | scheduleUpdateClientState(); |
| 1002 | } |
| 1003 | |
| 1004 | @Override |
| 1005 | public void removeProvider(RemoteDisplayProviderProxy provider) { |
| 1006 | int index = findProviderRecord(provider); |
| 1007 | if (index >= 0) { |
| 1008 | ProviderRecord providerRecord = mProviderRecords.remove(index); |
| 1009 | providerRecord.updateDescriptor(null); // mark routes invalid |
| 1010 | provider.setCallback(null); |
| 1011 | provider.setDiscoveryMode(RemoteDisplayState.DISCOVERY_MODE_NONE); |
| 1012 | |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 1013 | checkSelectedRouteState(); |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 1014 | scheduleUpdateClientState(); |
| 1015 | } |
| 1016 | } |
| 1017 | |
| 1018 | @Override |
| 1019 | public void onDisplayStateChanged(RemoteDisplayProviderProxy provider, |
| 1020 | RemoteDisplayState state) { |
| 1021 | updateProvider(provider, state); |
| 1022 | } |
| 1023 | |
| 1024 | private void updateProvider(RemoteDisplayProviderProxy provider, |
| 1025 | RemoteDisplayState state) { |
| 1026 | int index = findProviderRecord(provider); |
| 1027 | if (index >= 0) { |
| 1028 | ProviderRecord providerRecord = mProviderRecords.get(index); |
| 1029 | if (providerRecord.updateDescriptor(state)) { |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 1030 | checkSelectedRouteState(); |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 1031 | scheduleUpdateClientState(); |
| 1032 | } |
| 1033 | } |
| 1034 | } |
| 1035 | |
| 1036 | /** |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 1037 | * This function is called whenever the state of the selected route may have changed. |
| 1038 | * It checks the state and updates timeouts or unselects the route as appropriate. |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 1039 | */ |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 1040 | private void checkSelectedRouteState() { |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 1041 | // Unschedule timeouts when the route is unselected. |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 1042 | if (mSelectedRouteRecord == null) { |
Jeff Brown | 39ad0e5 | 2013-11-11 17:55:08 -0800 | [diff] [blame] | 1043 | mConnectionPhase = PHASE_NOT_AVAILABLE; |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 1044 | updateConnectionTimeout(0); |
| 1045 | return; |
| 1046 | } |
| 1047 | |
| 1048 | // Ensure that the route is still present and enabled. |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 1049 | if (!mSelectedRouteRecord.isValid() |
| 1050 | || !mSelectedRouteRecord.isEnabled()) { |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 1051 | updateConnectionTimeout(TIMEOUT_REASON_NOT_AVAILABLE); |
| 1052 | return; |
| 1053 | } |
| 1054 | |
Jeff Brown | 39ad0e5 | 2013-11-11 17:55:08 -0800 | [diff] [blame] | 1055 | // Make sure we haven't lost our connection. |
| 1056 | final int oldPhase = mConnectionPhase; |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 1057 | mConnectionPhase = getConnectionPhase(mSelectedRouteRecord.getStatus()); |
Jeff Brown | 39ad0e5 | 2013-11-11 17:55:08 -0800 | [diff] [blame] | 1058 | if (oldPhase >= PHASE_CONNECTING && mConnectionPhase < PHASE_CONNECTING) { |
| 1059 | updateConnectionTimeout(TIMEOUT_REASON_CONNECTION_LOST); |
| 1060 | return; |
| 1061 | } |
| 1062 | |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 1063 | // Check the route status. |
Jeff Brown | 39ad0e5 | 2013-11-11 17:55:08 -0800 | [diff] [blame] | 1064 | switch (mConnectionPhase) { |
| 1065 | case PHASE_CONNECTED: |
| 1066 | if (oldPhase != PHASE_CONNECTED) { |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 1067 | Slog.i(TAG, "Connected to route: " + mSelectedRouteRecord); |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 1068 | } |
| 1069 | updateConnectionTimeout(0); |
| 1070 | break; |
Jeff Brown | 39ad0e5 | 2013-11-11 17:55:08 -0800 | [diff] [blame] | 1071 | case PHASE_CONNECTING: |
| 1072 | if (oldPhase != PHASE_CONNECTING) { |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 1073 | Slog.i(TAG, "Connecting to route: " + mSelectedRouteRecord); |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 1074 | } |
| 1075 | updateConnectionTimeout(TIMEOUT_REASON_WAITING_FOR_CONNECTED); |
| 1076 | break; |
Jeff Brown | 39ad0e5 | 2013-11-11 17:55:08 -0800 | [diff] [blame] | 1077 | case PHASE_NOT_CONNECTED: |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 1078 | updateConnectionTimeout(TIMEOUT_REASON_WAITING_FOR_CONNECTING); |
| 1079 | break; |
Jeff Brown | 39ad0e5 | 2013-11-11 17:55:08 -0800 | [diff] [blame] | 1080 | case PHASE_NOT_AVAILABLE: |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 1081 | default: |
| 1082 | updateConnectionTimeout(TIMEOUT_REASON_NOT_AVAILABLE); |
| 1083 | break; |
| 1084 | } |
| 1085 | } |
| 1086 | |
| 1087 | private void updateConnectionTimeout(int reason) { |
| 1088 | if (reason != mConnectionTimeoutReason) { |
| 1089 | if (mConnectionTimeoutReason != 0) { |
| 1090 | removeMessages(MSG_CONNECTION_TIMED_OUT); |
| 1091 | } |
| 1092 | mConnectionTimeoutReason = reason; |
| 1093 | mConnectionTimeoutStartTime = SystemClock.uptimeMillis(); |
| 1094 | switch (reason) { |
| 1095 | case TIMEOUT_REASON_NOT_AVAILABLE: |
Jeff Brown | 39ad0e5 | 2013-11-11 17:55:08 -0800 | [diff] [blame] | 1096 | case TIMEOUT_REASON_CONNECTION_LOST: |
| 1097 | // Route became unavailable or connection lost. |
| 1098 | // Unselect it immediately. |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 1099 | sendEmptyMessage(MSG_CONNECTION_TIMED_OUT); |
| 1100 | break; |
| 1101 | case TIMEOUT_REASON_WAITING_FOR_CONNECTING: |
| 1102 | // Waiting for route to start connecting. |
| 1103 | sendEmptyMessageDelayed(MSG_CONNECTION_TIMED_OUT, CONNECTING_TIMEOUT); |
| 1104 | break; |
| 1105 | case TIMEOUT_REASON_WAITING_FOR_CONNECTED: |
| 1106 | // Waiting for route to complete connection. |
| 1107 | sendEmptyMessageDelayed(MSG_CONNECTION_TIMED_OUT, CONNECTED_TIMEOUT); |
| 1108 | break; |
| 1109 | } |
| 1110 | } |
| 1111 | } |
| 1112 | |
| 1113 | private void connectionTimedOut() { |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 1114 | if (mConnectionTimeoutReason == 0 || mSelectedRouteRecord == null) { |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 1115 | // Shouldn't get here. There must be a bug somewhere. |
| 1116 | Log.wtf(TAG, "Handled connection timeout for no reason."); |
| 1117 | return; |
| 1118 | } |
| 1119 | |
| 1120 | switch (mConnectionTimeoutReason) { |
| 1121 | case TIMEOUT_REASON_NOT_AVAILABLE: |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 1122 | Slog.i(TAG, "Selected route no longer available: " |
| 1123 | + mSelectedRouteRecord); |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 1124 | break; |
Jeff Brown | 39ad0e5 | 2013-11-11 17:55:08 -0800 | [diff] [blame] | 1125 | case TIMEOUT_REASON_CONNECTION_LOST: |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 1126 | Slog.i(TAG, "Selected route connection lost: " |
| 1127 | + mSelectedRouteRecord); |
Jeff Brown | 39ad0e5 | 2013-11-11 17:55:08 -0800 | [diff] [blame] | 1128 | break; |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 1129 | case TIMEOUT_REASON_WAITING_FOR_CONNECTING: |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 1130 | Slog.i(TAG, "Selected route timed out while waiting for " |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 1131 | + "connection attempt to begin after " |
| 1132 | + (SystemClock.uptimeMillis() - mConnectionTimeoutStartTime) |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 1133 | + " ms: " + mSelectedRouteRecord); |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 1134 | break; |
| 1135 | case TIMEOUT_REASON_WAITING_FOR_CONNECTED: |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 1136 | Slog.i(TAG, "Selected route timed out while connecting after " |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 1137 | + (SystemClock.uptimeMillis() - mConnectionTimeoutStartTime) |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 1138 | + " ms: " + mSelectedRouteRecord); |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 1139 | break; |
| 1140 | } |
| 1141 | mConnectionTimeoutReason = 0; |
| 1142 | |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 1143 | unselectSelectedRoute(); |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 1144 | } |
| 1145 | |
| 1146 | private void scheduleUpdateClientState() { |
| 1147 | if (!mClientStateUpdateScheduled) { |
| 1148 | mClientStateUpdateScheduled = true; |
| 1149 | sendEmptyMessage(MSG_UPDATE_CLIENT_STATE); |
| 1150 | } |
| 1151 | } |
| 1152 | |
| 1153 | private void updateClientState() { |
| 1154 | mClientStateUpdateScheduled = false; |
| 1155 | |
Jeff Brown | af57418 | 2013-11-14 18:16:08 -0800 | [diff] [blame] | 1156 | // Build a new client state for trusted clients. |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 1157 | MediaRouterClientState routerState = new MediaRouterClientState(); |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 1158 | final int providerCount = mProviderRecords.size(); |
| 1159 | for (int i = 0; i < providerCount; i++) { |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 1160 | mProviderRecords.get(i).appendClientState(routerState); |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 1161 | } |
| 1162 | |
| 1163 | try { |
| 1164 | synchronized (mService.mLock) { |
| 1165 | // Update the UserRecord. |
Sungsoo | d103e56 | 2017-03-09 15:35:07 +0900 | [diff] [blame] | 1166 | mUserRecord.mRouterState = routerState; |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 1167 | |
| 1168 | // Collect all clients. |
| 1169 | final int count = mUserRecord.mClientRecords.size(); |
| 1170 | for (int i = 0; i < count; i++) { |
| 1171 | mTempClients.add(mUserRecord.mClientRecords.get(i).mClient); |
| 1172 | } |
| 1173 | } |
| 1174 | |
| 1175 | // Notify all clients (outside of the lock). |
| 1176 | final int count = mTempClients.size(); |
| 1177 | for (int i = 0; i < count; i++) { |
| 1178 | try { |
| 1179 | mTempClients.get(i).onStateChanged(); |
| 1180 | } catch (RemoteException ex) { |
Sungsoo | b365856 | 2017-05-22 17:10:44 +0900 | [diff] [blame] | 1181 | Slog.w(TAG, "Failed to call onStateChanged. Client probably died."); |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 1182 | } |
| 1183 | } |
| 1184 | } finally { |
| 1185 | // Clear the list in preparation for the next time. |
| 1186 | mTempClients.clear(); |
| 1187 | } |
| 1188 | } |
| 1189 | |
| 1190 | private int findProviderRecord(RemoteDisplayProviderProxy provider) { |
| 1191 | final int count = mProviderRecords.size(); |
| 1192 | for (int i = 0; i < count; i++) { |
| 1193 | ProviderRecord record = mProviderRecords.get(i); |
| 1194 | if (record.getProvider() == provider) { |
| 1195 | return i; |
| 1196 | } |
| 1197 | } |
| 1198 | return -1; |
| 1199 | } |
| 1200 | |
| 1201 | private RouteRecord findRouteRecord(String uniqueId) { |
| 1202 | final int count = mProviderRecords.size(); |
| 1203 | for (int i = 0; i < count; i++) { |
| 1204 | RouteRecord record = mProviderRecords.get(i).findRouteByUniqueId(uniqueId); |
| 1205 | if (record != null) { |
| 1206 | return record; |
| 1207 | } |
| 1208 | } |
| 1209 | return null; |
| 1210 | } |
| 1211 | |
Jeff Brown | 39ad0e5 | 2013-11-11 17:55:08 -0800 | [diff] [blame] | 1212 | private static int getConnectionPhase(int status) { |
| 1213 | switch (status) { |
| 1214 | case MediaRouter.RouteInfo.STATUS_NONE: |
| 1215 | case MediaRouter.RouteInfo.STATUS_CONNECTED: |
| 1216 | return PHASE_CONNECTED; |
| 1217 | case MediaRouter.RouteInfo.STATUS_CONNECTING: |
| 1218 | return PHASE_CONNECTING; |
| 1219 | case MediaRouter.RouteInfo.STATUS_SCANNING: |
| 1220 | case MediaRouter.RouteInfo.STATUS_AVAILABLE: |
| 1221 | return PHASE_NOT_CONNECTED; |
| 1222 | case MediaRouter.RouteInfo.STATUS_NOT_AVAILABLE: |
| 1223 | case MediaRouter.RouteInfo.STATUS_IN_USE: |
| 1224 | default: |
| 1225 | return PHASE_NOT_AVAILABLE; |
| 1226 | } |
| 1227 | } |
| 1228 | |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 1229 | static final class ProviderRecord { |
| 1230 | private final RemoteDisplayProviderProxy mProvider; |
| 1231 | private final String mUniquePrefix; |
| 1232 | private final ArrayList<RouteRecord> mRoutes = new ArrayList<RouteRecord>(); |
| 1233 | private RemoteDisplayState mDescriptor; |
| 1234 | |
| 1235 | public ProviderRecord(RemoteDisplayProviderProxy provider) { |
| 1236 | mProvider = provider; |
| 1237 | mUniquePrefix = provider.getFlattenedComponentName() + ":"; |
| 1238 | } |
| 1239 | |
| 1240 | public RemoteDisplayProviderProxy getProvider() { |
| 1241 | return mProvider; |
| 1242 | } |
| 1243 | |
| 1244 | public String getUniquePrefix() { |
| 1245 | return mUniquePrefix; |
| 1246 | } |
| 1247 | |
| 1248 | public boolean updateDescriptor(RemoteDisplayState descriptor) { |
| 1249 | boolean changed = false; |
| 1250 | if (mDescriptor != descriptor) { |
| 1251 | mDescriptor = descriptor; |
| 1252 | |
| 1253 | // Update all existing routes and reorder them to match |
| 1254 | // the order of their descriptors. |
| 1255 | int targetIndex = 0; |
| 1256 | if (descriptor != null) { |
| 1257 | if (descriptor.isValid()) { |
| 1258 | final List<RemoteDisplayInfo> routeDescriptors = descriptor.displays; |
| 1259 | final int routeCount = routeDescriptors.size(); |
| 1260 | for (int i = 0; i < routeCount; i++) { |
| 1261 | final RemoteDisplayInfo routeDescriptor = |
| 1262 | routeDescriptors.get(i); |
| 1263 | final String descriptorId = routeDescriptor.id; |
| 1264 | final int sourceIndex = findRouteByDescriptorId(descriptorId); |
| 1265 | if (sourceIndex < 0) { |
| 1266 | // Add the route to the provider. |
| 1267 | String uniqueId = assignRouteUniqueId(descriptorId); |
| 1268 | RouteRecord route = |
| 1269 | new RouteRecord(this, descriptorId, uniqueId); |
| 1270 | mRoutes.add(targetIndex++, route); |
| 1271 | route.updateDescriptor(routeDescriptor); |
| 1272 | changed = true; |
| 1273 | } else if (sourceIndex < targetIndex) { |
| 1274 | // Ignore route with duplicate id. |
| 1275 | Slog.w(TAG, "Ignoring route descriptor with duplicate id: " |
| 1276 | + routeDescriptor); |
| 1277 | } else { |
| 1278 | // Reorder existing route within the list. |
| 1279 | RouteRecord route = mRoutes.get(sourceIndex); |
| 1280 | Collections.swap(mRoutes, sourceIndex, targetIndex++); |
| 1281 | changed |= route.updateDescriptor(routeDescriptor); |
| 1282 | } |
| 1283 | } |
| 1284 | } else { |
| 1285 | Slog.w(TAG, "Ignoring invalid descriptor from media route provider: " |
| 1286 | + mProvider.getFlattenedComponentName()); |
| 1287 | } |
| 1288 | } |
| 1289 | |
| 1290 | // Dispose all remaining routes that do not have matching descriptors. |
| 1291 | for (int i = mRoutes.size() - 1; i >= targetIndex; i--) { |
| 1292 | RouteRecord route = mRoutes.remove(i); |
| 1293 | route.updateDescriptor(null); // mark route invalid |
| 1294 | changed = true; |
| 1295 | } |
| 1296 | } |
| 1297 | return changed; |
| 1298 | } |
| 1299 | |
| 1300 | public void appendClientState(MediaRouterClientState state) { |
| 1301 | final int routeCount = mRoutes.size(); |
| 1302 | for (int i = 0; i < routeCount; i++) { |
| 1303 | state.routes.add(mRoutes.get(i).getInfo()); |
| 1304 | } |
| 1305 | } |
| 1306 | |
| 1307 | public RouteRecord findRouteByUniqueId(String uniqueId) { |
| 1308 | final int routeCount = mRoutes.size(); |
| 1309 | for (int i = 0; i < routeCount; i++) { |
| 1310 | RouteRecord route = mRoutes.get(i); |
| 1311 | if (route.getUniqueId().equals(uniqueId)) { |
| 1312 | return route; |
| 1313 | } |
| 1314 | } |
| 1315 | return null; |
| 1316 | } |
| 1317 | |
| 1318 | private int findRouteByDescriptorId(String descriptorId) { |
| 1319 | final int routeCount = mRoutes.size(); |
| 1320 | for (int i = 0; i < routeCount; i++) { |
| 1321 | RouteRecord route = mRoutes.get(i); |
| 1322 | if (route.getDescriptorId().equals(descriptorId)) { |
| 1323 | return i; |
| 1324 | } |
| 1325 | } |
| 1326 | return -1; |
| 1327 | } |
| 1328 | |
| 1329 | public void dump(PrintWriter pw, String prefix) { |
| 1330 | pw.println(prefix + this); |
| 1331 | |
| 1332 | final String indent = prefix + " "; |
| 1333 | mProvider.dump(pw, indent); |
| 1334 | |
| 1335 | final int routeCount = mRoutes.size(); |
| 1336 | if (routeCount != 0) { |
| 1337 | for (int i = 0; i < routeCount; i++) { |
| 1338 | mRoutes.get(i).dump(pw, indent); |
| 1339 | } |
| 1340 | } else { |
| 1341 | pw.println(indent + "<no routes>"); |
| 1342 | } |
| 1343 | } |
| 1344 | |
| 1345 | @Override |
| 1346 | public String toString() { |
| 1347 | return "Provider " + mProvider.getFlattenedComponentName(); |
| 1348 | } |
| 1349 | |
| 1350 | private String assignRouteUniqueId(String descriptorId) { |
| 1351 | return mUniquePrefix + descriptorId; |
| 1352 | } |
| 1353 | } |
| 1354 | |
| 1355 | static final class RouteRecord { |
| 1356 | private final ProviderRecord mProviderRecord; |
| 1357 | private final String mDescriptorId; |
| 1358 | private final MediaRouterClientState.RouteInfo mMutableInfo; |
| 1359 | private MediaRouterClientState.RouteInfo mImmutableInfo; |
| 1360 | private RemoteDisplayInfo mDescriptor; |
| 1361 | |
| 1362 | public RouteRecord(ProviderRecord providerRecord, |
| 1363 | String descriptorId, String uniqueId) { |
| 1364 | mProviderRecord = providerRecord; |
| 1365 | mDescriptorId = descriptorId; |
| 1366 | mMutableInfo = new MediaRouterClientState.RouteInfo(uniqueId); |
| 1367 | } |
| 1368 | |
| 1369 | public RemoteDisplayProviderProxy getProvider() { |
| 1370 | return mProviderRecord.getProvider(); |
| 1371 | } |
| 1372 | |
| 1373 | public ProviderRecord getProviderRecord() { |
| 1374 | return mProviderRecord; |
| 1375 | } |
| 1376 | |
| 1377 | public String getDescriptorId() { |
| 1378 | return mDescriptorId; |
| 1379 | } |
| 1380 | |
| 1381 | public String getUniqueId() { |
| 1382 | return mMutableInfo.id; |
| 1383 | } |
| 1384 | |
| 1385 | public MediaRouterClientState.RouteInfo getInfo() { |
| 1386 | if (mImmutableInfo == null) { |
| 1387 | mImmutableInfo = new MediaRouterClientState.RouteInfo(mMutableInfo); |
| 1388 | } |
| 1389 | return mImmutableInfo; |
| 1390 | } |
| 1391 | |
| 1392 | public boolean isValid() { |
| 1393 | return mDescriptor != null; |
| 1394 | } |
| 1395 | |
| 1396 | public boolean isEnabled() { |
| 1397 | return mMutableInfo.enabled; |
| 1398 | } |
| 1399 | |
| 1400 | public int getStatus() { |
| 1401 | return mMutableInfo.statusCode; |
| 1402 | } |
| 1403 | |
| 1404 | public boolean updateDescriptor(RemoteDisplayInfo descriptor) { |
| 1405 | boolean changed = false; |
| 1406 | if (mDescriptor != descriptor) { |
| 1407 | mDescriptor = descriptor; |
| 1408 | if (descriptor != null) { |
| 1409 | final String name = computeName(descriptor); |
Kenny Root | e6585b3 | 2013-12-13 12:00:26 -0800 | [diff] [blame] | 1410 | if (!Objects.equals(mMutableInfo.name, name)) { |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 1411 | mMutableInfo.name = name; |
| 1412 | changed = true; |
| 1413 | } |
| 1414 | final String description = computeDescription(descriptor); |
Kenny Root | e6585b3 | 2013-12-13 12:00:26 -0800 | [diff] [blame] | 1415 | if (!Objects.equals(mMutableInfo.description, description)) { |
Jeff Brown | 69b0716 | 2013-11-07 00:30:16 -0800 | [diff] [blame] | 1416 | mMutableInfo.description = description; |
| 1417 | changed = true; |
| 1418 | } |
| 1419 | final int supportedTypes = computeSupportedTypes(descriptor); |
| 1420 | if (mMutableInfo.supportedTypes != supportedTypes) { |
| 1421 | mMutableInfo.supportedTypes = supportedTypes; |
| 1422 | changed = true; |
| 1423 | } |
| 1424 | final boolean enabled = computeEnabled(descriptor); |
| 1425 | if (mMutableInfo.enabled != enabled) { |
| 1426 | mMutableInfo.enabled = enabled; |
| 1427 | changed = true; |
| 1428 | } |
| 1429 | final int statusCode = computeStatusCode(descriptor); |
| 1430 | if (mMutableInfo.statusCode != statusCode) { |
| 1431 | mMutableInfo.statusCode = statusCode; |
| 1432 | changed = true; |
| 1433 | } |
| 1434 | final int playbackType = computePlaybackType(descriptor); |
| 1435 | if (mMutableInfo.playbackType != playbackType) { |
| 1436 | mMutableInfo.playbackType = playbackType; |
| 1437 | changed = true; |
| 1438 | } |
| 1439 | final int playbackStream = computePlaybackStream(descriptor); |
| 1440 | if (mMutableInfo.playbackStream != playbackStream) { |
| 1441 | mMutableInfo.playbackStream = playbackStream; |
| 1442 | changed = true; |
| 1443 | } |
| 1444 | final int volume = computeVolume(descriptor); |
| 1445 | if (mMutableInfo.volume != volume) { |
| 1446 | mMutableInfo.volume = volume; |
| 1447 | changed = true; |
| 1448 | } |
| 1449 | final int volumeMax = computeVolumeMax(descriptor); |
| 1450 | if (mMutableInfo.volumeMax != volumeMax) { |
| 1451 | mMutableInfo.volumeMax = volumeMax; |
| 1452 | changed = true; |
| 1453 | } |
| 1454 | final int volumeHandling = computeVolumeHandling(descriptor); |
| 1455 | if (mMutableInfo.volumeHandling != volumeHandling) { |
| 1456 | mMutableInfo.volumeHandling = volumeHandling; |
| 1457 | changed = true; |
| 1458 | } |
| 1459 | final int presentationDisplayId = computePresentationDisplayId(descriptor); |
| 1460 | if (mMutableInfo.presentationDisplayId != presentationDisplayId) { |
| 1461 | mMutableInfo.presentationDisplayId = presentationDisplayId; |
| 1462 | changed = true; |
| 1463 | } |
| 1464 | } |
| 1465 | } |
| 1466 | if (changed) { |
| 1467 | mImmutableInfo = null; |
| 1468 | } |
| 1469 | return changed; |
| 1470 | } |
| 1471 | |
| 1472 | public void dump(PrintWriter pw, String prefix) { |
| 1473 | pw.println(prefix + this); |
| 1474 | |
| 1475 | final String indent = prefix + " "; |
| 1476 | pw.println(indent + "mMutableInfo=" + mMutableInfo); |
| 1477 | pw.println(indent + "mDescriptorId=" + mDescriptorId); |
| 1478 | pw.println(indent + "mDescriptor=" + mDescriptor); |
| 1479 | } |
| 1480 | |
| 1481 | @Override |
| 1482 | public String toString() { |
| 1483 | return "Route " + mMutableInfo.name + " (" + mMutableInfo.id + ")"; |
| 1484 | } |
| 1485 | |
| 1486 | private static String computeName(RemoteDisplayInfo descriptor) { |
| 1487 | // Note that isValid() already ensures the name is non-empty. |
| 1488 | return descriptor.name; |
| 1489 | } |
| 1490 | |
| 1491 | private static String computeDescription(RemoteDisplayInfo descriptor) { |
| 1492 | final String description = descriptor.description; |
| 1493 | return TextUtils.isEmpty(description) ? null : description; |
| 1494 | } |
| 1495 | |
| 1496 | private static int computeSupportedTypes(RemoteDisplayInfo descriptor) { |
| 1497 | return MediaRouter.ROUTE_TYPE_LIVE_AUDIO |
| 1498 | | MediaRouter.ROUTE_TYPE_LIVE_VIDEO |
| 1499 | | MediaRouter.ROUTE_TYPE_REMOTE_DISPLAY; |
| 1500 | } |
| 1501 | |
| 1502 | private static boolean computeEnabled(RemoteDisplayInfo descriptor) { |
| 1503 | switch (descriptor.status) { |
| 1504 | case RemoteDisplayInfo.STATUS_CONNECTED: |
| 1505 | case RemoteDisplayInfo.STATUS_CONNECTING: |
| 1506 | case RemoteDisplayInfo.STATUS_AVAILABLE: |
| 1507 | return true; |
| 1508 | default: |
| 1509 | return false; |
| 1510 | } |
| 1511 | } |
| 1512 | |
| 1513 | private static int computeStatusCode(RemoteDisplayInfo descriptor) { |
| 1514 | switch (descriptor.status) { |
| 1515 | case RemoteDisplayInfo.STATUS_NOT_AVAILABLE: |
| 1516 | return MediaRouter.RouteInfo.STATUS_NOT_AVAILABLE; |
| 1517 | case RemoteDisplayInfo.STATUS_AVAILABLE: |
| 1518 | return MediaRouter.RouteInfo.STATUS_AVAILABLE; |
| 1519 | case RemoteDisplayInfo.STATUS_IN_USE: |
| 1520 | return MediaRouter.RouteInfo.STATUS_IN_USE; |
| 1521 | case RemoteDisplayInfo.STATUS_CONNECTING: |
| 1522 | return MediaRouter.RouteInfo.STATUS_CONNECTING; |
| 1523 | case RemoteDisplayInfo.STATUS_CONNECTED: |
| 1524 | return MediaRouter.RouteInfo.STATUS_CONNECTED; |
| 1525 | default: |
| 1526 | return MediaRouter.RouteInfo.STATUS_NONE; |
| 1527 | } |
| 1528 | } |
| 1529 | |
| 1530 | private static int computePlaybackType(RemoteDisplayInfo descriptor) { |
| 1531 | return MediaRouter.RouteInfo.PLAYBACK_TYPE_REMOTE; |
| 1532 | } |
| 1533 | |
| 1534 | private static int computePlaybackStream(RemoteDisplayInfo descriptor) { |
| 1535 | return AudioSystem.STREAM_MUSIC; |
| 1536 | } |
| 1537 | |
| 1538 | private static int computeVolume(RemoteDisplayInfo descriptor) { |
| 1539 | final int volume = descriptor.volume; |
| 1540 | final int volumeMax = descriptor.volumeMax; |
| 1541 | if (volume < 0) { |
| 1542 | return 0; |
| 1543 | } else if (volume > volumeMax) { |
| 1544 | return volumeMax; |
| 1545 | } |
| 1546 | return volume; |
| 1547 | } |
| 1548 | |
| 1549 | private static int computeVolumeMax(RemoteDisplayInfo descriptor) { |
| 1550 | final int volumeMax = descriptor.volumeMax; |
| 1551 | return volumeMax > 0 ? volumeMax : 0; |
| 1552 | } |
| 1553 | |
| 1554 | private static int computeVolumeHandling(RemoteDisplayInfo descriptor) { |
| 1555 | final int volumeHandling = descriptor.volumeHandling; |
| 1556 | switch (volumeHandling) { |
| 1557 | case RemoteDisplayInfo.PLAYBACK_VOLUME_VARIABLE: |
| 1558 | return MediaRouter.RouteInfo.PLAYBACK_VOLUME_VARIABLE; |
| 1559 | case RemoteDisplayInfo.PLAYBACK_VOLUME_FIXED: |
| 1560 | default: |
| 1561 | return MediaRouter.RouteInfo.PLAYBACK_VOLUME_FIXED; |
| 1562 | } |
| 1563 | } |
| 1564 | |
| 1565 | private static int computePresentationDisplayId(RemoteDisplayInfo descriptor) { |
| 1566 | // The MediaRouter class validates that the id corresponds to an extant |
| 1567 | // presentation display. So all we do here is canonicalize the null case. |
| 1568 | final int displayId = descriptor.presentationDisplayId; |
| 1569 | return displayId < 0 ? -1 : displayId; |
| 1570 | } |
| 1571 | } |
| 1572 | } |
| 1573 | } |