Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2014 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.tv; |
| 18 | |
| 19 | import android.app.ActivityManager; |
| 20 | import android.content.BroadcastReceiver; |
| 21 | import android.content.ComponentName; |
Jae Seo | 31dc634be | 2014-04-15 17:40:23 -0700 | [diff] [blame] | 22 | import android.content.ContentResolver; |
| 23 | import android.content.ContentUris; |
| 24 | import android.content.ContentValues; |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 25 | import android.content.Context; |
| 26 | import android.content.Intent; |
| 27 | import android.content.IntentFilter; |
| 28 | import android.content.ServiceConnection; |
| 29 | import android.content.pm.PackageManager; |
| 30 | import android.content.pm.ResolveInfo; |
| 31 | import android.content.pm.ServiceInfo; |
Jae Seo | 31dc634be | 2014-04-15 17:40:23 -0700 | [diff] [blame] | 32 | import android.database.Cursor; |
Youngsang Cho | 9a22f0f | 2014-04-09 22:51:54 +0900 | [diff] [blame] | 33 | import android.graphics.Rect; |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 34 | import android.net.Uri; |
| 35 | import android.os.Binder; |
Jae Seo | 31dc634be | 2014-04-15 17:40:23 -0700 | [diff] [blame] | 36 | import android.os.Handler; |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 37 | import android.os.IBinder; |
Jae Seo | 31dc634be | 2014-04-15 17:40:23 -0700 | [diff] [blame] | 38 | import android.os.Looper; |
| 39 | import android.os.Message; |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 40 | import android.os.Process; |
| 41 | import android.os.RemoteException; |
| 42 | import android.os.UserHandle; |
Jae Seo | 31dc634be | 2014-04-15 17:40:23 -0700 | [diff] [blame] | 43 | import android.provider.TvContract; |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 44 | import android.tv.ITvInputClient; |
| 45 | import android.tv.ITvInputManager; |
| 46 | import android.tv.ITvInputService; |
| 47 | import android.tv.ITvInputServiceCallback; |
| 48 | import android.tv.ITvInputSession; |
| 49 | import android.tv.ITvInputSessionCallback; |
| 50 | import android.tv.TvInputInfo; |
| 51 | import android.tv.TvInputService; |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 52 | import android.util.Log; |
Youngsang Cho | 9a22f0f | 2014-04-09 22:51:54 +0900 | [diff] [blame] | 53 | import android.util.Slog; |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 54 | import android.util.SparseArray; |
| 55 | import android.view.Surface; |
| 56 | |
| 57 | import com.android.internal.content.PackageMonitor; |
Jae Seo | 31dc634be | 2014-04-15 17:40:23 -0700 | [diff] [blame] | 58 | import com.android.internal.os.SomeArgs; |
| 59 | import com.android.server.IoThread; |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 60 | import com.android.server.SystemService; |
| 61 | |
| 62 | import java.util.ArrayList; |
| 63 | import java.util.HashMap; |
| 64 | import java.util.List; |
| 65 | import java.util.Map; |
| 66 | |
| 67 | /** This class provides a system service that manages television inputs. */ |
| 68 | public final class TvInputManagerService extends SystemService { |
| 69 | // STOPSHIP: Turn debugging off. |
| 70 | private static final boolean DEBUG = true; |
| 71 | private static final String TAG = "TvInputManagerService"; |
| 72 | |
| 73 | private final Context mContext; |
| 74 | |
Jae Seo | 31dc634be | 2014-04-15 17:40:23 -0700 | [diff] [blame] | 75 | private final ContentResolver mContentResolver; |
| 76 | |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 77 | // A global lock. |
| 78 | private final Object mLock = new Object(); |
| 79 | |
| 80 | // ID of the current user. |
| 81 | private int mCurrentUserId = UserHandle.USER_OWNER; |
| 82 | |
| 83 | // A map from user id to UserState. |
| 84 | private final SparseArray<UserState> mUserStates = new SparseArray<UserState>(); |
| 85 | |
Jae Seo | 31dc634be | 2014-04-15 17:40:23 -0700 | [diff] [blame] | 86 | private final Handler mLogHandler; |
| 87 | |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 88 | public TvInputManagerService(Context context) { |
| 89 | super(context); |
Jae Seo | 31dc634be | 2014-04-15 17:40:23 -0700 | [diff] [blame] | 90 | |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 91 | mContext = context; |
Jae Seo | 31dc634be | 2014-04-15 17:40:23 -0700 | [diff] [blame] | 92 | mContentResolver = context.getContentResolver(); |
| 93 | mLogHandler = new LogHandler(IoThread.get().getLooper()); |
| 94 | |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 95 | registerBroadcastReceivers(); |
Jae Seo | 31dc634be | 2014-04-15 17:40:23 -0700 | [diff] [blame] | 96 | |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 97 | synchronized (mLock) { |
| 98 | mUserStates.put(mCurrentUserId, new UserState()); |
| 99 | buildTvInputListLocked(mCurrentUserId); |
| 100 | } |
| 101 | } |
| 102 | |
| 103 | @Override |
| 104 | public void onStart() { |
| 105 | publishBinderService(Context.TV_INPUT_SERVICE, new BinderService()); |
| 106 | } |
| 107 | |
| 108 | private void registerBroadcastReceivers() { |
| 109 | PackageMonitor monitor = new PackageMonitor() { |
| 110 | @Override |
| 111 | public void onSomePackagesChanged() { |
| 112 | synchronized (mLock) { |
| 113 | buildTvInputListLocked(mCurrentUserId); |
| 114 | } |
| 115 | } |
| 116 | }; |
| 117 | monitor.register(mContext, null, UserHandle.ALL, true); |
| 118 | |
| 119 | IntentFilter intentFilter = new IntentFilter(); |
| 120 | intentFilter.addAction(Intent.ACTION_USER_SWITCHED); |
| 121 | intentFilter.addAction(Intent.ACTION_USER_REMOVED); |
| 122 | mContext.registerReceiverAsUser(new BroadcastReceiver() { |
| 123 | @Override |
| 124 | public void onReceive(Context context, Intent intent) { |
| 125 | String action = intent.getAction(); |
| 126 | if (Intent.ACTION_USER_SWITCHED.equals(action)) { |
| 127 | switchUser(intent.getIntExtra(Intent.EXTRA_USER_HANDLE, 0)); |
| 128 | } else if (Intent.ACTION_USER_REMOVED.equals(action)) { |
| 129 | removeUser(intent.getIntExtra(Intent.EXTRA_USER_HANDLE, 0)); |
| 130 | } |
| 131 | } |
| 132 | }, UserHandle.ALL, intentFilter, null, null); |
| 133 | } |
| 134 | |
| 135 | private void buildTvInputListLocked(int userId) { |
| 136 | UserState userState = getUserStateLocked(userId); |
| 137 | userState.inputList.clear(); |
| 138 | |
Youngsang Cho | 9a22f0f | 2014-04-09 22:51:54 +0900 | [diff] [blame] | 139 | if (DEBUG) Slog.d(TAG, "buildTvInputList"); |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 140 | PackageManager pm = mContext.getPackageManager(); |
| 141 | List<ResolveInfo> services = pm.queryIntentServices( |
| 142 | new Intent(TvInputService.SERVICE_INTERFACE), PackageManager.GET_SERVICES); |
| 143 | for (ResolveInfo ri : services) { |
| 144 | ServiceInfo si = ri.serviceInfo; |
| 145 | if (!android.Manifest.permission.BIND_TV_INPUT.equals(si.permission)) { |
Youngsang Cho | 9a22f0f | 2014-04-09 22:51:54 +0900 | [diff] [blame] | 146 | Slog.w(TAG, "Skipping TV input " + si.name + ": it does not require the permission " |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 147 | + android.Manifest.permission.BIND_TV_INPUT); |
| 148 | continue; |
| 149 | } |
| 150 | TvInputInfo info = new TvInputInfo(ri); |
Youngsang Cho | 9a22f0f | 2014-04-09 22:51:54 +0900 | [diff] [blame] | 151 | if (DEBUG) Slog.d(TAG, "add " + info.getId()); |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 152 | userState.inputList.add(info); |
| 153 | } |
| 154 | } |
| 155 | |
| 156 | private void switchUser(int userId) { |
| 157 | synchronized (mLock) { |
| 158 | if (mCurrentUserId == userId) { |
| 159 | return; |
| 160 | } |
| 161 | // final int oldUserId = mCurrentUserId; |
| 162 | // TODO: Release services and sessions in the old user state, if needed. |
| 163 | mCurrentUserId = userId; |
| 164 | |
| 165 | UserState userState = mUserStates.get(userId); |
| 166 | if (userState == null) { |
| 167 | userState = new UserState(); |
| 168 | } |
| 169 | mUserStates.put(userId, userState); |
| 170 | buildTvInputListLocked(userId); |
| 171 | } |
| 172 | } |
| 173 | |
| 174 | private void removeUser(int userId) { |
| 175 | synchronized (mLock) { |
Jae Seo | b06cb88 | 2014-04-09 12:08:17 -0700 | [diff] [blame] | 176 | UserState userState = mUserStates.get(userId); |
| 177 | if (userState == null) { |
| 178 | return; |
| 179 | } |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 180 | // Release created sessions. |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 181 | for (SessionState state : userState.sessionStateMap.values()) { |
| 182 | if (state.session != null) { |
| 183 | try { |
| 184 | state.session.release(); |
| 185 | } catch (RemoteException e) { |
Youngsang Cho | 9a22f0f | 2014-04-09 22:51:54 +0900 | [diff] [blame] | 186 | Slog.e(TAG, "error in release", e); |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 187 | } |
| 188 | } |
| 189 | } |
| 190 | userState.sessionStateMap.clear(); |
| 191 | |
| 192 | // Unregister all callbacks and unbind all services. |
| 193 | for (ServiceState serviceState : userState.serviceStateMap.values()) { |
| 194 | if (serviceState.callback != null) { |
| 195 | try { |
| 196 | serviceState.service.unregisterCallback(serviceState.callback); |
| 197 | } catch (RemoteException e) { |
Youngsang Cho | 9a22f0f | 2014-04-09 22:51:54 +0900 | [diff] [blame] | 198 | Slog.e(TAG, "error in unregisterCallback", e); |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 199 | } |
| 200 | } |
| 201 | serviceState.clients.clear(); |
| 202 | mContext.unbindService(serviceState.connection); |
| 203 | } |
| 204 | userState.serviceStateMap.clear(); |
| 205 | |
| 206 | mUserStates.remove(userId); |
| 207 | } |
| 208 | } |
| 209 | |
| 210 | private UserState getUserStateLocked(int userId) { |
| 211 | UserState userState = mUserStates.get(userId); |
| 212 | if (userState == null) { |
| 213 | throw new IllegalStateException("User state not found for user ID " + userId); |
| 214 | } |
| 215 | return userState; |
| 216 | } |
| 217 | |
| 218 | private ServiceState getServiceStateLocked(ComponentName name, int userId) { |
| 219 | UserState userState = getUserStateLocked(userId); |
| 220 | ServiceState serviceState = userState.serviceStateMap.get(name); |
| 221 | if (serviceState == null) { |
Sungsoo Lim | 7de5e23 | 2014-04-12 16:51:27 +0900 | [diff] [blame] | 222 | throw new IllegalStateException("Service state not found for " + name + " (userId=" |
| 223 | + userId + ")"); |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 224 | } |
| 225 | return serviceState; |
| 226 | } |
| 227 | |
| 228 | private ITvInputSession getSessionLocked(IBinder sessionToken, int callingUid, int userId) { |
| 229 | UserState userState = getUserStateLocked(userId); |
| 230 | SessionState sessionState = userState.sessionStateMap.get(sessionToken); |
| 231 | if (sessionState == null) { |
| 232 | throw new IllegalArgumentException("Session state not found for token " + sessionToken); |
| 233 | } |
| 234 | // Only the application that requested this session or the system can access it. |
| 235 | if (callingUid != Process.SYSTEM_UID && callingUid != sessionState.callingUid) { |
| 236 | throw new SecurityException("Illegal access to the session with token " + sessionToken |
| 237 | + " from uid " + callingUid); |
| 238 | } |
| 239 | ITvInputSession session = sessionState.session; |
| 240 | if (session == null) { |
| 241 | throw new IllegalStateException("Session not yet created for token " + sessionToken); |
| 242 | } |
| 243 | return session; |
| 244 | } |
| 245 | |
| 246 | private int resolveCallingUserId(int callingPid, int callingUid, int requestedUserId, |
| 247 | String methodName) { |
| 248 | return ActivityManager.handleIncomingUser(callingPid, callingUid, requestedUserId, false, |
| 249 | false, methodName, null); |
| 250 | } |
| 251 | |
| 252 | private void updateServiceConnectionLocked(ComponentName name, int userId) { |
| 253 | UserState userState = getUserStateLocked(userId); |
| 254 | ServiceState serviceState = userState.serviceStateMap.get(name); |
| 255 | if (serviceState == null) { |
| 256 | return; |
| 257 | } |
Sungsoo Lim | 7de5e23 | 2014-04-12 16:51:27 +0900 | [diff] [blame] | 258 | boolean isStateEmpty = serviceState.clients.isEmpty() |
| 259 | && serviceState.sessionTokens.isEmpty(); |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 260 | if (serviceState.service == null && !isStateEmpty && userId == mCurrentUserId) { |
| 261 | // This means that the service is not yet connected but its state indicates that we |
| 262 | // have pending requests. Then, connect the service. |
| 263 | if (serviceState.bound) { |
| 264 | // We have already bound to the service so we don't try to bind again until after we |
| 265 | // unbind later on. |
| 266 | return; |
| 267 | } |
| 268 | if (DEBUG) { |
Youngsang Cho | 9a22f0f | 2014-04-09 22:51:54 +0900 | [diff] [blame] | 269 | Slog.d(TAG, "bindServiceAsUser(name=" + name.getClassName() + ", userId=" + userId |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 270 | + ")"); |
| 271 | } |
| 272 | Intent i = new Intent(TvInputService.SERVICE_INTERFACE).setComponent(name); |
| 273 | mContext.bindServiceAsUser(i, serviceState.connection, Context.BIND_AUTO_CREATE, |
| 274 | new UserHandle(userId)); |
| 275 | serviceState.bound = true; |
| 276 | } else if (serviceState.service != null && isStateEmpty) { |
| 277 | // This means that the service is already connected but its state indicates that we have |
| 278 | // nothing to do with it. Then, disconnect the service. |
| 279 | if (DEBUG) { |
Youngsang Cho | 9a22f0f | 2014-04-09 22:51:54 +0900 | [diff] [blame] | 280 | Slog.d(TAG, "unbindService(name=" + name.getClassName() + ")"); |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 281 | } |
| 282 | mContext.unbindService(serviceState.connection); |
| 283 | userState.serviceStateMap.remove(name); |
| 284 | } |
| 285 | } |
| 286 | |
| 287 | private void createSessionInternalLocked(ITvInputService service, final IBinder sessionToken, |
Sungsoo Lim | 7de5e23 | 2014-04-12 16:51:27 +0900 | [diff] [blame] | 288 | final int userId) { |
| 289 | final SessionState sessionState = |
| 290 | getUserStateLocked(userId).sessionStateMap.get(sessionToken); |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 291 | if (DEBUG) { |
Youngsang Cho | 9a22f0f | 2014-04-09 22:51:54 +0900 | [diff] [blame] | 292 | Slog.d(TAG, "createSessionInternalLocked(name=" + sessionState.name.getClassName() |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 293 | + ")"); |
| 294 | } |
| 295 | // Set up a callback to send the session token. |
| 296 | ITvInputSessionCallback callback = new ITvInputSessionCallback.Stub() { |
| 297 | @Override |
| 298 | public void onSessionCreated(ITvInputSession session) { |
| 299 | if (DEBUG) { |
Youngsang Cho | 9a22f0f | 2014-04-09 22:51:54 +0900 | [diff] [blame] | 300 | Slog.d(TAG, "onSessionCreated(name=" + sessionState.name.getClassName() + ")"); |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 301 | } |
| 302 | synchronized (mLock) { |
| 303 | sessionState.session = session; |
Dongwon Kang | fd5b72f | 2014-04-15 17:23:24 +0900 | [diff] [blame] | 304 | if (session == null) { |
| 305 | removeSessionStateLocked(sessionToken, userId); |
| 306 | sendSessionTokenToClientLocked(sessionState.client, sessionState.name, null, |
| 307 | sessionState.seq, userId); |
| 308 | } else { |
| 309 | sendSessionTokenToClientLocked(sessionState.client, sessionState.name, |
| 310 | sessionToken, sessionState.seq, userId); |
| 311 | } |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 312 | } |
| 313 | } |
| 314 | }; |
| 315 | |
| 316 | // Create a session. When failed, send a null token immediately. |
| 317 | try { |
| 318 | service.createSession(callback); |
| 319 | } catch (RemoteException e) { |
Youngsang Cho | 9a22f0f | 2014-04-09 22:51:54 +0900 | [diff] [blame] | 320 | Slog.e(TAG, "error in createSession", e); |
Dongwon Kang | fd5b72f | 2014-04-15 17:23:24 +0900 | [diff] [blame] | 321 | removeSessionStateLocked(sessionToken, userId); |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 322 | sendSessionTokenToClientLocked(sessionState.client, sessionState.name, null, |
| 323 | sessionState.seq, userId); |
| 324 | } |
| 325 | } |
| 326 | |
| 327 | private void sendSessionTokenToClientLocked(ITvInputClient client, ComponentName name, |
| 328 | IBinder sessionToken, int seq, int userId) { |
| 329 | try { |
| 330 | client.onSessionCreated(name, sessionToken, seq); |
| 331 | } catch (RemoteException exception) { |
Youngsang Cho | 9a22f0f | 2014-04-09 22:51:54 +0900 | [diff] [blame] | 332 | Slog.e(TAG, "error in onSessionCreated", exception); |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 333 | } |
| 334 | |
| 335 | if (sessionToken == null) { |
| 336 | // This means that the session creation failed. We might want to disconnect the service. |
| 337 | updateServiceConnectionLocked(name, userId); |
| 338 | } |
| 339 | } |
| 340 | |
Dongwon Kang | fd5b72f | 2014-04-15 17:23:24 +0900 | [diff] [blame] | 341 | private void removeSessionStateLocked(IBinder sessionToken, int userId) { |
| 342 | // Remove the session state from the global session state map of the current user. |
| 343 | UserState userState = getUserStateLocked(userId); |
| 344 | SessionState sessionState = userState.sessionStateMap.remove(sessionToken); |
| 345 | |
Jae Seo | 31dc634be | 2014-04-15 17:40:23 -0700 | [diff] [blame] | 346 | // Close the open log entry, if any. |
| 347 | if (sessionState.logUri != null) { |
| 348 | SomeArgs args = SomeArgs.obtain(); |
| 349 | args.arg1 = sessionState.logUri; |
| 350 | args.arg2 = System.currentTimeMillis(); |
| 351 | mLogHandler.obtainMessage(LogHandler.MSG_CLOSE_ENTRY, args).sendToTarget(); |
| 352 | } |
| 353 | |
Sungsoo Lim | 7de5e23 | 2014-04-12 16:51:27 +0900 | [diff] [blame] | 354 | // Also remove the session token from the session token list of the current service. |
Dongwon Kang | fd5b72f | 2014-04-15 17:23:24 +0900 | [diff] [blame] | 355 | ServiceState serviceState = userState.serviceStateMap.get(sessionState.name); |
| 356 | if (serviceState != null) { |
Sungsoo Lim | 7de5e23 | 2014-04-12 16:51:27 +0900 | [diff] [blame] | 357 | serviceState.sessionTokens.remove(sessionToken); |
Dongwon Kang | fd5b72f | 2014-04-15 17:23:24 +0900 | [diff] [blame] | 358 | } |
| 359 | updateServiceConnectionLocked(sessionState.name, userId); |
| 360 | } |
| 361 | |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 362 | private final class BinderService extends ITvInputManager.Stub { |
| 363 | @Override |
| 364 | public List<TvInputInfo> getTvInputList(int userId) { |
| 365 | final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), |
| 366 | Binder.getCallingUid(), userId, "getTvInputList"); |
| 367 | final long identity = Binder.clearCallingIdentity(); |
| 368 | try { |
| 369 | synchronized (mLock) { |
| 370 | UserState userState = getUserStateLocked(resolvedUserId); |
| 371 | return new ArrayList<TvInputInfo>(userState.inputList); |
| 372 | } |
| 373 | } finally { |
| 374 | Binder.restoreCallingIdentity(identity); |
| 375 | } |
| 376 | } |
| 377 | |
| 378 | @Override |
| 379 | public boolean getAvailability(final ITvInputClient client, final ComponentName name, |
| 380 | int userId) { |
| 381 | final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), |
| 382 | Binder.getCallingUid(), userId, "getAvailability"); |
| 383 | final long identity = Binder.clearCallingIdentity(); |
| 384 | try { |
| 385 | synchronized (mLock) { |
| 386 | UserState userState = getUserStateLocked(resolvedUserId); |
| 387 | ServiceState serviceState = userState.serviceStateMap.get(name); |
| 388 | if (serviceState != null) { |
| 389 | // We already know the status of this input service. Return the cached |
| 390 | // status. |
| 391 | return serviceState.available; |
| 392 | } |
| 393 | } |
| 394 | } finally { |
| 395 | Binder.restoreCallingIdentity(identity); |
| 396 | } |
| 397 | return false; |
| 398 | } |
| 399 | |
| 400 | @Override |
| 401 | public void registerCallback(final ITvInputClient client, final ComponentName name, |
| 402 | int userId) { |
| 403 | final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), |
| 404 | Binder.getCallingUid(), userId, "registerCallback"); |
| 405 | final long identity = Binder.clearCallingIdentity(); |
| 406 | try { |
| 407 | synchronized (mLock) { |
| 408 | // Create a new service callback and add it to the callback map of the current |
| 409 | // service. |
| 410 | UserState userState = getUserStateLocked(resolvedUserId); |
| 411 | ServiceState serviceState = userState.serviceStateMap.get(name); |
| 412 | if (serviceState == null) { |
Jae Seo | 31dc634be | 2014-04-15 17:40:23 -0700 | [diff] [blame] | 413 | serviceState = new ServiceState(resolvedUserId); |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 414 | userState.serviceStateMap.put(name, serviceState); |
| 415 | } |
| 416 | IBinder iBinder = client.asBinder(); |
| 417 | if (!serviceState.clients.contains(iBinder)) { |
| 418 | serviceState.clients.add(iBinder); |
| 419 | } |
| 420 | if (serviceState.service != null) { |
| 421 | if (serviceState.callback != null) { |
| 422 | // We already handled. |
| 423 | return; |
| 424 | } |
| 425 | serviceState.callback = new ServiceCallback(resolvedUserId); |
| 426 | try { |
| 427 | serviceState.service.registerCallback(serviceState.callback); |
| 428 | } catch (RemoteException e) { |
Youngsang Cho | 9a22f0f | 2014-04-09 22:51:54 +0900 | [diff] [blame] | 429 | Slog.e(TAG, "error in registerCallback", e); |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 430 | } |
| 431 | } else { |
| 432 | updateServiceConnectionLocked(name, resolvedUserId); |
| 433 | } |
| 434 | } |
| 435 | } finally { |
| 436 | Binder.restoreCallingIdentity(identity); |
| 437 | } |
| 438 | } |
| 439 | |
| 440 | @Override |
| 441 | public void unregisterCallback(ITvInputClient client, ComponentName name, int userId) { |
| 442 | final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), |
| 443 | Binder.getCallingUid(), userId, "unregisterCallback"); |
| 444 | final long identity = Binder.clearCallingIdentity(); |
| 445 | try { |
| 446 | synchronized (mLock) { |
| 447 | UserState userState = getUserStateLocked(resolvedUserId); |
| 448 | ServiceState serviceState = userState.serviceStateMap.get(name); |
| 449 | if (serviceState == null) { |
| 450 | return; |
| 451 | } |
| 452 | |
| 453 | // Remove this client from the client list and unregister the callback. |
| 454 | serviceState.clients.remove(client.asBinder()); |
| 455 | if (!serviceState.clients.isEmpty()) { |
| 456 | // We have other clients who want to keep the callback. Do this later. |
| 457 | return; |
| 458 | } |
| 459 | if (serviceState.service == null || serviceState.callback == null) { |
| 460 | return; |
| 461 | } |
| 462 | try { |
| 463 | serviceState.service.unregisterCallback(serviceState.callback); |
| 464 | } catch (RemoteException e) { |
Youngsang Cho | 9a22f0f | 2014-04-09 22:51:54 +0900 | [diff] [blame] | 465 | Slog.e(TAG, "error in unregisterCallback", e); |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 466 | } finally { |
| 467 | serviceState.callback = null; |
| 468 | updateServiceConnectionLocked(name, resolvedUserId); |
| 469 | } |
| 470 | } |
| 471 | } finally { |
| 472 | Binder.restoreCallingIdentity(identity); |
| 473 | } |
| 474 | } |
| 475 | |
| 476 | @Override |
| 477 | public void createSession(final ITvInputClient client, final ComponentName name, |
| 478 | int seq, int userId) { |
| 479 | final int callingUid = Binder.getCallingUid(); |
| 480 | final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid, |
| 481 | userId, "createSession"); |
| 482 | final long identity = Binder.clearCallingIdentity(); |
| 483 | try { |
| 484 | synchronized (mLock) { |
| 485 | // Create a new session token and a session state. |
| 486 | IBinder sessionToken = new Binder(); |
| 487 | SessionState sessionState = new SessionState(name, client, seq, callingUid); |
| 488 | sessionState.session = null; |
| 489 | |
| 490 | // Add them to the global session state map of the current user. |
| 491 | UserState userState = getUserStateLocked(resolvedUserId); |
| 492 | userState.sessionStateMap.put(sessionToken, sessionState); |
| 493 | |
| 494 | // Also, add them to the session state map of the current service. |
| 495 | ServiceState serviceState = userState.serviceStateMap.get(name); |
| 496 | if (serviceState == null) { |
Jae Seo | 31dc634be | 2014-04-15 17:40:23 -0700 | [diff] [blame] | 497 | serviceState = new ServiceState(resolvedUserId); |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 498 | userState.serviceStateMap.put(name, serviceState); |
| 499 | } |
Sungsoo Lim | 7de5e23 | 2014-04-12 16:51:27 +0900 | [diff] [blame] | 500 | serviceState.sessionTokens.add(sessionToken); |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 501 | |
| 502 | if (serviceState.service != null) { |
| 503 | createSessionInternalLocked(serviceState.service, sessionToken, |
Sungsoo Lim | 7de5e23 | 2014-04-12 16:51:27 +0900 | [diff] [blame] | 504 | resolvedUserId); |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 505 | } else { |
| 506 | updateServiceConnectionLocked(name, resolvedUserId); |
| 507 | } |
| 508 | } |
| 509 | } finally { |
| 510 | Binder.restoreCallingIdentity(identity); |
| 511 | } |
| 512 | } |
| 513 | |
| 514 | @Override |
| 515 | public void releaseSession(IBinder sessionToken, int userId) { |
| 516 | final int callingUid = Binder.getCallingUid(); |
| 517 | final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid, |
| 518 | userId, "releaseSession"); |
| 519 | final long identity = Binder.clearCallingIdentity(); |
| 520 | try { |
| 521 | synchronized (mLock) { |
| 522 | // Release the session. |
| 523 | try { |
| 524 | getSessionLocked(sessionToken, callingUid, resolvedUserId).release(); |
| 525 | } catch (RemoteException e) { |
Youngsang Cho | 9a22f0f | 2014-04-09 22:51:54 +0900 | [diff] [blame] | 526 | Slog.e(TAG, "error in release", e); |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 527 | } |
| 528 | |
Dongwon Kang | fd5b72f | 2014-04-15 17:23:24 +0900 | [diff] [blame] | 529 | removeSessionStateLocked(sessionToken, resolvedUserId); |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 530 | } |
| 531 | } finally { |
| 532 | Binder.restoreCallingIdentity(identity); |
| 533 | } |
| 534 | } |
| 535 | |
| 536 | @Override |
| 537 | public void setSurface(IBinder sessionToken, Surface surface, int userId) { |
| 538 | final int callingUid = Binder.getCallingUid(); |
| 539 | final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid, |
| 540 | userId, "setSurface"); |
| 541 | final long identity = Binder.clearCallingIdentity(); |
| 542 | try { |
| 543 | synchronized (mLock) { |
| 544 | try { |
| 545 | getSessionLocked(sessionToken, callingUid, resolvedUserId).setSurface( |
| 546 | surface); |
| 547 | } catch (RemoteException e) { |
Youngsang Cho | 9a22f0f | 2014-04-09 22:51:54 +0900 | [diff] [blame] | 548 | Slog.e(TAG, "error in setSurface", e); |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 549 | } |
| 550 | } |
| 551 | } finally { |
| 552 | Binder.restoreCallingIdentity(identity); |
| 553 | } |
| 554 | } |
| 555 | |
| 556 | @Override |
| 557 | public void setVolume(IBinder sessionToken, float volume, int userId) { |
| 558 | final int callingUid = Binder.getCallingUid(); |
| 559 | final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid, |
| 560 | userId, "setVolume"); |
| 561 | final long identity = Binder.clearCallingIdentity(); |
| 562 | try { |
| 563 | synchronized (mLock) { |
| 564 | try { |
| 565 | getSessionLocked(sessionToken, callingUid, resolvedUserId).setVolume( |
| 566 | volume); |
| 567 | } catch (RemoteException e) { |
Youngsang Cho | 9a22f0f | 2014-04-09 22:51:54 +0900 | [diff] [blame] | 568 | Slog.e(TAG, "error in setVolume", e); |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 569 | } |
| 570 | } |
| 571 | } finally { |
| 572 | Binder.restoreCallingIdentity(identity); |
| 573 | } |
| 574 | } |
| 575 | |
| 576 | @Override |
| 577 | public void tune(IBinder sessionToken, final Uri channelUri, int userId) { |
| 578 | final int callingUid = Binder.getCallingUid(); |
| 579 | final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid, |
| 580 | userId, "tune"); |
| 581 | final long identity = Binder.clearCallingIdentity(); |
| 582 | try { |
| 583 | synchronized (mLock) { |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 584 | try { |
| 585 | getSessionLocked(sessionToken, callingUid, resolvedUserId).tune(channelUri); |
Jae Seo | 31dc634be | 2014-04-15 17:40:23 -0700 | [diff] [blame] | 586 | |
| 587 | long currentTime = System.currentTimeMillis(); |
| 588 | long channelId = ContentUris.parseId(channelUri); |
| 589 | |
| 590 | // Close the open log entry first, if any. |
| 591 | UserState userState = getUserStateLocked(resolvedUserId); |
| 592 | SessionState sessionState = userState.sessionStateMap.get(sessionToken); |
| 593 | if (sessionState.logUri != null) { |
| 594 | SomeArgs args = SomeArgs.obtain(); |
| 595 | args.arg1 = sessionState.logUri; |
| 596 | args.arg2 = currentTime; |
| 597 | mLogHandler.obtainMessage(LogHandler.MSG_CLOSE_ENTRY, args) |
| 598 | .sendToTarget(); |
| 599 | } |
| 600 | |
| 601 | // Create a log entry and fill it later. |
| 602 | ContentValues values = new ContentValues(); |
| 603 | values.put(TvContract.WatchedPrograms.WATCH_START_TIME_UTC_MILLIS, |
| 604 | currentTime); |
| 605 | values.put(TvContract.WatchedPrograms.WATCH_END_TIME_UTC_MILLIS, 0); |
| 606 | values.put(TvContract.WatchedPrograms.CHANNEL_ID, channelId); |
| 607 | |
| 608 | sessionState.logUri = mContentResolver.insert( |
| 609 | TvContract.WatchedPrograms.CONTENT_URI, values); |
| 610 | SomeArgs args = SomeArgs.obtain(); |
| 611 | args.arg1 = sessionState.logUri; |
| 612 | args.arg2 = ContentUris.parseId(channelUri); |
| 613 | args.arg3 = currentTime; |
| 614 | mLogHandler.obtainMessage(LogHandler.MSG_OPEN_ENTRY, args).sendToTarget(); |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 615 | } catch (RemoteException e) { |
Youngsang Cho | 9a22f0f | 2014-04-09 22:51:54 +0900 | [diff] [blame] | 616 | Slog.e(TAG, "error in tune", e); |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 617 | return; |
| 618 | } |
| 619 | } |
| 620 | } finally { |
| 621 | Binder.restoreCallingIdentity(identity); |
| 622 | } |
| 623 | } |
Youngsang Cho | 9a22f0f | 2014-04-09 22:51:54 +0900 | [diff] [blame] | 624 | |
| 625 | @Override |
| 626 | public void createOverlayView(IBinder sessionToken, IBinder windowToken, Rect frame, |
| 627 | int userId) { |
| 628 | final int callingUid = Binder.getCallingUid(); |
| 629 | final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid, |
| 630 | userId, "createOverlayView"); |
| 631 | final long identity = Binder.clearCallingIdentity(); |
| 632 | try { |
| 633 | synchronized (mLock) { |
| 634 | try { |
| 635 | getSessionLocked(sessionToken, callingUid, resolvedUserId) |
| 636 | .createOverlayView(windowToken, frame); |
| 637 | } catch (RemoteException e) { |
| 638 | Slog.e(TAG, "error in createOverlayView", e); |
| 639 | } |
| 640 | } |
| 641 | } finally { |
| 642 | Binder.restoreCallingIdentity(identity); |
| 643 | } |
| 644 | } |
| 645 | |
| 646 | @Override |
| 647 | public void relayoutOverlayView(IBinder sessionToken, Rect frame, int userId) { |
| 648 | final int callingUid = Binder.getCallingUid(); |
| 649 | final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid, |
| 650 | userId, "relayoutOverlayView"); |
| 651 | final long identity = Binder.clearCallingIdentity(); |
| 652 | try { |
| 653 | synchronized (mLock) { |
| 654 | try { |
| 655 | getSessionLocked(sessionToken, callingUid, resolvedUserId) |
| 656 | .relayoutOverlayView(frame); |
| 657 | } catch (RemoteException e) { |
| 658 | Slog.e(TAG, "error in relayoutOverlayView", e); |
| 659 | } |
| 660 | } |
| 661 | } finally { |
| 662 | Binder.restoreCallingIdentity(identity); |
| 663 | } |
| 664 | } |
| 665 | |
| 666 | @Override |
| 667 | public void removeOverlayView(IBinder sessionToken, int userId) { |
| 668 | final int callingUid = Binder.getCallingUid(); |
| 669 | final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid, |
| 670 | userId, "removeOverlayView"); |
| 671 | final long identity = Binder.clearCallingIdentity(); |
| 672 | try { |
| 673 | synchronized (mLock) { |
| 674 | try { |
| 675 | getSessionLocked(sessionToken, callingUid, resolvedUserId) |
| 676 | .removeOverlayView(); |
| 677 | } catch (RemoteException e) { |
| 678 | Slog.e(TAG, "error in removeOverlayView", e); |
| 679 | } |
| 680 | } |
| 681 | } finally { |
| 682 | Binder.restoreCallingIdentity(identity); |
| 683 | } |
| 684 | } |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 685 | } |
| 686 | |
| 687 | private static final class UserState { |
| 688 | // A list of all known TV inputs on the system. |
| 689 | private final List<TvInputInfo> inputList = new ArrayList<TvInputInfo>(); |
| 690 | |
| 691 | // A mapping from the name of a TV input service to its state. |
| 692 | private final Map<ComponentName, ServiceState> serviceStateMap = |
| 693 | new HashMap<ComponentName, ServiceState>(); |
| 694 | |
| 695 | // A mapping from the token of a TV input session to its state. |
| 696 | private final Map<IBinder, SessionState> sessionStateMap = |
| 697 | new HashMap<IBinder, SessionState>(); |
| 698 | } |
| 699 | |
| 700 | private final class ServiceState { |
| 701 | private final List<IBinder> clients = new ArrayList<IBinder>(); |
Sungsoo Lim | 7de5e23 | 2014-04-12 16:51:27 +0900 | [diff] [blame] | 702 | private final List<IBinder> sessionTokens = new ArrayList<IBinder>(); |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 703 | private final ServiceConnection connection; |
| 704 | |
| 705 | private ITvInputService service; |
| 706 | private ServiceCallback callback; |
| 707 | private boolean bound; |
| 708 | private boolean available; |
| 709 | |
Jae Seo | 31dc634be | 2014-04-15 17:40:23 -0700 | [diff] [blame] | 710 | private ServiceState(int userId) { |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 711 | this.connection = new InputServiceConnection(userId); |
| 712 | } |
| 713 | } |
| 714 | |
| 715 | private static final class SessionState { |
| 716 | private final ComponentName name; |
| 717 | private final ITvInputClient client; |
| 718 | private final int seq; |
| 719 | private final int callingUid; |
| 720 | |
| 721 | private ITvInputSession session; |
Jae Seo | 31dc634be | 2014-04-15 17:40:23 -0700 | [diff] [blame] | 722 | private Uri logUri; |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 723 | |
| 724 | private SessionState(ComponentName name, ITvInputClient client, int seq, int callingUid) { |
| 725 | this.name = name; |
| 726 | this.client = client; |
| 727 | this.seq = seq; |
| 728 | this.callingUid = callingUid; |
| 729 | } |
| 730 | } |
| 731 | |
| 732 | private final class InputServiceConnection implements ServiceConnection { |
| 733 | private final int mUserId; |
| 734 | |
| 735 | private InputServiceConnection(int userId) { |
| 736 | mUserId = userId; |
| 737 | } |
| 738 | |
| 739 | @Override |
| 740 | public void onServiceConnected(ComponentName name, IBinder service) { |
| 741 | if (DEBUG) { |
Youngsang Cho | 9a22f0f | 2014-04-09 22:51:54 +0900 | [diff] [blame] | 742 | Slog.d(TAG, "onServiceConnected(name=" + name.getClassName() + ")"); |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 743 | } |
| 744 | synchronized (mLock) { |
| 745 | ServiceState serviceState = getServiceStateLocked(name, mUserId); |
| 746 | serviceState.service = ITvInputService.Stub.asInterface(service); |
| 747 | |
| 748 | // Register a callback, if we need to. |
| 749 | if (!serviceState.clients.isEmpty() && serviceState.callback == null) { |
| 750 | serviceState.callback = new ServiceCallback(mUserId); |
| 751 | try { |
| 752 | serviceState.service.registerCallback(serviceState.callback); |
| 753 | } catch (RemoteException e) { |
Youngsang Cho | 9a22f0f | 2014-04-09 22:51:54 +0900 | [diff] [blame] | 754 | Slog.e(TAG, "error in registerCallback", e); |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 755 | } |
| 756 | } |
| 757 | |
| 758 | // And create sessions, if any. |
Sungsoo Lim | 7de5e23 | 2014-04-12 16:51:27 +0900 | [diff] [blame] | 759 | for (IBinder sessionToken : serviceState.sessionTokens) { |
| 760 | createSessionInternalLocked(serviceState.service, sessionToken, mUserId); |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 761 | } |
| 762 | } |
| 763 | } |
| 764 | |
| 765 | @Override |
| 766 | public void onServiceDisconnected(ComponentName name) { |
| 767 | if (DEBUG) { |
Youngsang Cho | 9a22f0f | 2014-04-09 22:51:54 +0900 | [diff] [blame] | 768 | Slog.d(TAG, "onServiceDisconnected(name=" + name.getClassName() + ")"); |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 769 | } |
| 770 | } |
| 771 | } |
| 772 | |
| 773 | private final class ServiceCallback extends ITvInputServiceCallback.Stub { |
| 774 | private final int mUserId; |
| 775 | |
| 776 | ServiceCallback(int userId) { |
| 777 | mUserId = userId; |
| 778 | } |
| 779 | |
| 780 | @Override |
| 781 | public void onAvailabilityChanged(ComponentName name, boolean isAvailable) |
| 782 | throws RemoteException { |
| 783 | if (DEBUG) { |
Youngsang Cho | 9a22f0f | 2014-04-09 22:51:54 +0900 | [diff] [blame] | 784 | Slog.d(TAG, "onAvailabilityChanged(name=" + name.getClassName() + ", isAvailable=" |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 785 | + isAvailable + ")"); |
| 786 | } |
| 787 | synchronized (mLock) { |
| 788 | ServiceState serviceState = getServiceStateLocked(name, mUserId); |
| 789 | serviceState.available = isAvailable; |
| 790 | for (IBinder iBinder : serviceState.clients) { |
| 791 | ITvInputClient client = ITvInputClient.Stub.asInterface(iBinder); |
| 792 | client.onAvailabilityChanged(name, isAvailable); |
| 793 | } |
| 794 | } |
| 795 | } |
| 796 | } |
Jae Seo | 31dc634be | 2014-04-15 17:40:23 -0700 | [diff] [blame] | 797 | |
| 798 | private final class LogHandler extends Handler { |
| 799 | private static final int MSG_OPEN_ENTRY = 1; |
| 800 | private static final int MSG_UPDATE_ENTRY = 2; |
| 801 | private static final int MSG_CLOSE_ENTRY = 3; |
| 802 | |
| 803 | public LogHandler(Looper looper) { |
| 804 | super(looper); |
| 805 | } |
| 806 | |
| 807 | @Override |
| 808 | public void handleMessage(Message msg) { |
| 809 | switch (msg.what) { |
| 810 | case MSG_OPEN_ENTRY: { |
| 811 | SomeArgs args = (SomeArgs) msg.obj; |
| 812 | Uri uri = (Uri) args.arg1; |
| 813 | long channelId = (long) args.arg2; |
| 814 | long time = (long) args.arg3; |
| 815 | onOpenEntry(uri, channelId, time); |
| 816 | args.recycle(); |
| 817 | return; |
| 818 | } |
| 819 | case MSG_UPDATE_ENTRY: { |
| 820 | SomeArgs args = (SomeArgs) msg.obj; |
| 821 | Uri uri = (Uri) args.arg1; |
| 822 | long channelId = (long) args.arg2; |
| 823 | long time = (long) args.arg3; |
| 824 | onUpdateEntry(uri, channelId, time); |
| 825 | args.recycle(); |
| 826 | return; |
| 827 | } |
| 828 | case MSG_CLOSE_ENTRY: { |
| 829 | SomeArgs args = (SomeArgs) msg.obj; |
| 830 | Uri uri = (Uri) args.arg1; |
| 831 | long time = (long) args.arg2; |
| 832 | onCloseEntry(uri, time); |
| 833 | args.recycle(); |
| 834 | return; |
| 835 | } |
| 836 | default: { |
| 837 | Log.w(TAG, "Unhandled message code: " + msg.what); |
| 838 | return; |
| 839 | } |
| 840 | } |
| 841 | } |
| 842 | |
| 843 | private void onOpenEntry(Uri uri, long channelId, long watchStarttime) { |
| 844 | String[] projection = { |
| 845 | TvContract.Programs.TITLE, |
| 846 | TvContract.Programs.START_TIME_UTC_MILLIS, |
| 847 | TvContract.Programs.END_TIME_UTC_MILLIS, |
| 848 | TvContract.Programs.DESCRIPTION |
| 849 | }; |
| 850 | String selection = TvContract.Programs.CHANNEL_ID + "=? AND " |
| 851 | + TvContract.Programs.START_TIME_UTC_MILLIS + "<=? AND " |
| 852 | + TvContract.Programs.END_TIME_UTC_MILLIS + ">?"; |
| 853 | String[] selectionArgs = { |
| 854 | String.valueOf(channelId), |
| 855 | String.valueOf(watchStarttime), |
| 856 | String.valueOf(watchStarttime) |
| 857 | }; |
| 858 | String sortOrder = TvContract.Programs.START_TIME_UTC_MILLIS + " ASC"; |
| 859 | Cursor cursor = null; |
| 860 | try { |
| 861 | cursor = mContentResolver.query(TvContract.Programs.CONTENT_URI, projection, |
| 862 | selection, selectionArgs, sortOrder); |
| 863 | if (cursor != null && cursor.moveToNext()) { |
| 864 | ContentValues values = new ContentValues(); |
| 865 | values.put(TvContract.WatchedPrograms.TITLE, cursor.getString(0)); |
| 866 | values.put(TvContract.WatchedPrograms.START_TIME_UTC_MILLIS, cursor.getLong(1)); |
| 867 | long endTime = cursor.getLong(2); |
| 868 | values.put(TvContract.WatchedPrograms.END_TIME_UTC_MILLIS, endTime); |
| 869 | values.put(TvContract.WatchedPrograms.DESCRIPTION, cursor.getString(3)); |
| 870 | mContentResolver.update(uri, values, null, null); |
| 871 | |
| 872 | // Schedule an update when the current program ends. |
| 873 | SomeArgs args = SomeArgs.obtain(); |
| 874 | args.arg1 = uri; |
| 875 | args.arg2 = channelId; |
| 876 | args.arg3 = endTime; |
| 877 | Message msg = obtainMessage(LogHandler.MSG_UPDATE_ENTRY, args); |
| 878 | sendMessageDelayed(msg, endTime - System.currentTimeMillis()); |
| 879 | } |
| 880 | } finally { |
| 881 | if (cursor != null) { |
| 882 | cursor.close(); |
| 883 | } |
| 884 | } |
| 885 | } |
| 886 | |
| 887 | private void onUpdateEntry(Uri uri, long channelId, long time) { |
| 888 | String[] projection = { |
| 889 | TvContract.WatchedPrograms.WATCH_START_TIME_UTC_MILLIS, |
| 890 | TvContract.WatchedPrograms.WATCH_END_TIME_UTC_MILLIS, |
| 891 | TvContract.WatchedPrograms.TITLE, |
| 892 | TvContract.WatchedPrograms.START_TIME_UTC_MILLIS, |
| 893 | TvContract.WatchedPrograms.END_TIME_UTC_MILLIS, |
| 894 | TvContract.WatchedPrograms.DESCRIPTION |
| 895 | }; |
| 896 | Cursor cursor = null; |
| 897 | try { |
| 898 | cursor = mContentResolver.query(uri, projection, null, null, null); |
| 899 | if (cursor != null && cursor.moveToNext()) { |
| 900 | long watchStartTime = cursor.getLong(0); |
| 901 | long watchEndTime = cursor.getLong(1); |
| 902 | String title = cursor.getString(2); |
| 903 | long startTime = cursor.getLong(3); |
| 904 | long endTime = cursor.getLong(4); |
| 905 | String description = cursor.getString(5); |
| 906 | |
| 907 | // Do nothing if the current log entry is already closed. |
| 908 | if (watchEndTime > 0) { |
| 909 | return; |
| 910 | } |
| 911 | |
| 912 | // The current program has just ended. Create a (complete) log entry off the |
| 913 | // current entry. |
| 914 | ContentValues values = new ContentValues(); |
| 915 | values.put(TvContract.WatchedPrograms.WATCH_START_TIME_UTC_MILLIS, |
| 916 | watchStartTime); |
| 917 | values.put(TvContract.WatchedPrograms.WATCH_END_TIME_UTC_MILLIS, time); |
| 918 | values.put(TvContract.WatchedPrograms.CHANNEL_ID, channelId); |
| 919 | values.put(TvContract.WatchedPrograms.TITLE, title); |
| 920 | values.put(TvContract.WatchedPrograms.START_TIME_UTC_MILLIS, startTime); |
| 921 | values.put(TvContract.WatchedPrograms.END_TIME_UTC_MILLIS, endTime); |
| 922 | values.put(TvContract.WatchedPrograms.DESCRIPTION, description); |
| 923 | mContentResolver.insert(TvContract.WatchedPrograms.CONTENT_URI, values); |
| 924 | } |
| 925 | } finally { |
| 926 | if (cursor != null) { |
| 927 | cursor.close(); |
| 928 | } |
| 929 | } |
| 930 | // Re-open the current log entry with the next program information. |
| 931 | onOpenEntry(uri, channelId, time); |
| 932 | } |
| 933 | |
| 934 | private void onCloseEntry(Uri uri, long watchEndTime) { |
| 935 | ContentValues values = new ContentValues(); |
| 936 | values.put(TvContract.WatchedPrograms.WATCH_END_TIME_UTC_MILLIS, watchEndTime); |
| 937 | mContentResolver.update(uri, values, null, null); |
| 938 | } |
| 939 | } |
Jae Seo | 3957091 | 2014-02-20 18:23:25 -0800 | [diff] [blame] | 940 | } |