Sujith Ramakrishnan | b5b86c1 | 2016-01-28 16:53:16 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2016 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.content.ComponentName; |
| 20 | import android.content.Context; |
| 21 | import android.content.Intent; |
| 22 | import android.content.ServiceConnection; |
| 23 | import android.media.tv.ITvRemoteProvider; |
| 24 | import android.media.tv.ITvRemoteServiceInput; |
| 25 | import android.os.Binder; |
| 26 | import android.os.Handler; |
| 27 | import android.os.IBinder; |
| 28 | import android.os.RemoteException; |
| 29 | import android.os.UserHandle; |
| 30 | import android.util.Log; |
| 31 | import android.util.Slog; |
| 32 | |
| 33 | import java.io.PrintWriter; |
| 34 | import java.lang.ref.WeakReference; |
| 35 | |
| 36 | /** |
| 37 | * Maintains a connection to a tv remote provider service. |
| 38 | */ |
| 39 | final class TvRemoteProviderProxy implements ServiceConnection { |
| 40 | private static final String TAG = "TvRemoteProvProxy"; // max. 23 chars |
| 41 | private static final boolean DEBUG = Log.isLoggable(TAG, Log.VERBOSE); |
| 42 | private static final boolean DEBUG_KEY = false; |
| 43 | |
| 44 | |
| 45 | // This should match TvRemoteProvider.ACTION_TV_REMOTE_PROVIDER |
| 46 | protected static final String SERVICE_INTERFACE = |
| 47 | "com.android.media.tv.remoteprovider.TvRemoteProvider"; |
| 48 | private final Context mContext; |
| 49 | private final ComponentName mComponentName; |
| 50 | private final int mUserId; |
| 51 | private final int mUid; |
| 52 | private final Handler mHandler; |
| 53 | |
| 54 | /** |
| 55 | * State guarded by mLock. |
| 56 | * This is the first lock in sequence for an incoming call. |
| 57 | * The second lock is always {@link TvRemoteService#mLock} |
| 58 | * |
| 59 | * There are currently no methods that break this sequence. |
| 60 | */ |
| 61 | private final Object mLock = new Object(); |
| 62 | |
| 63 | private ProviderMethods mProviderMethods; |
| 64 | // Connection state |
| 65 | private boolean mRunning; |
| 66 | private boolean mBound; |
| 67 | private Connection mActiveConnection; |
| 68 | private boolean mConnectionReady; |
| 69 | |
| 70 | public TvRemoteProviderProxy(Context context, ComponentName componentName, int userId, |
| 71 | int uid) { |
| 72 | mContext = context; |
| 73 | mComponentName = componentName; |
| 74 | mUserId = userId; |
| 75 | mUid = uid; |
| 76 | mHandler = new Handler(); |
| 77 | } |
| 78 | |
| 79 | public void dump(PrintWriter pw, String prefix) { |
| 80 | pw.println(prefix + "Proxy"); |
| 81 | pw.println(prefix + " mUserId=" + mUserId); |
| 82 | pw.println(prefix + " mRunning=" + mRunning); |
| 83 | pw.println(prefix + " mBound=" + mBound); |
| 84 | pw.println(prefix + " mActiveConnection=" + mActiveConnection); |
| 85 | pw.println(prefix + " mConnectionReady=" + mConnectionReady); |
| 86 | } |
| 87 | |
| 88 | public void setProviderSink(ProviderMethods provider) { |
| 89 | mProviderMethods = provider; |
| 90 | } |
| 91 | |
| 92 | public boolean hasComponentName(String packageName, String className) { |
| 93 | return mComponentName.getPackageName().equals(packageName) |
| 94 | && mComponentName.getClassName().equals(className); |
| 95 | } |
| 96 | |
| 97 | public void start() { |
| 98 | if (!mRunning) { |
| 99 | if (DEBUG) { |
| 100 | Slog.d(TAG, this + ": Starting"); |
| 101 | } |
| 102 | |
| 103 | mRunning = true; |
| 104 | updateBinding(); |
| 105 | } |
| 106 | } |
| 107 | |
| 108 | public void stop() { |
| 109 | if (mRunning) { |
| 110 | if (DEBUG) { |
| 111 | Slog.d(TAG, this + ": Stopping"); |
| 112 | } |
| 113 | |
| 114 | mRunning = false; |
| 115 | updateBinding(); |
| 116 | } |
| 117 | } |
| 118 | |
| 119 | public void rebindIfDisconnected() { |
| 120 | synchronized (mLock) { |
| 121 | if (mActiveConnection == null && shouldBind()) { |
| 122 | unbind(); |
| 123 | bind(); |
| 124 | } |
| 125 | } |
| 126 | } |
| 127 | |
| 128 | private void updateBinding() { |
| 129 | if (shouldBind()) { |
| 130 | bind(); |
| 131 | } else { |
| 132 | unbind(); |
| 133 | } |
| 134 | } |
| 135 | |
| 136 | private boolean shouldBind() { |
| 137 | return mRunning; |
| 138 | } |
| 139 | |
| 140 | private void bind() { |
| 141 | if (!mBound) { |
| 142 | if (DEBUG) { |
| 143 | Slog.d(TAG, this + ": Binding"); |
| 144 | } |
| 145 | |
| 146 | Intent service = new Intent(SERVICE_INTERFACE); |
| 147 | service.setComponent(mComponentName); |
| 148 | try { |
| 149 | mBound = mContext.bindServiceAsUser(service, this, |
| 150 | Context.BIND_AUTO_CREATE | Context.BIND_FOREGROUND_SERVICE, |
| 151 | new UserHandle(mUserId)); |
| 152 | if (!mBound && DEBUG) { |
| 153 | Slog.d(TAG, this + ": Bind failed"); |
| 154 | } |
| 155 | } catch (SecurityException ex) { |
| 156 | if (DEBUG) { |
| 157 | Slog.d(TAG, this + ": Bind failed", ex); |
| 158 | } |
| 159 | } |
| 160 | } |
| 161 | } |
| 162 | |
| 163 | private void unbind() { |
| 164 | if (mBound) { |
| 165 | if (DEBUG) { |
| 166 | Slog.d(TAG, this + ": Unbinding"); |
| 167 | } |
| 168 | |
| 169 | mBound = false; |
| 170 | disconnect(); |
| 171 | mContext.unbindService(this); |
| 172 | } |
| 173 | } |
| 174 | |
| 175 | @Override |
| 176 | public void onServiceConnected(ComponentName name, IBinder service) { |
| 177 | if (DEBUG) { |
| 178 | Slog.d(TAG, this + ": onServiceConnected()"); |
| 179 | } |
| 180 | |
| 181 | if (mBound) { |
| 182 | disconnect(); |
| 183 | |
| 184 | ITvRemoteProvider provider = ITvRemoteProvider.Stub.asInterface(service); |
| 185 | if (provider != null) { |
| 186 | Connection connection = new Connection(provider); |
| 187 | if (connection.register()) { |
| 188 | synchronized (mLock) { |
| 189 | mActiveConnection = connection; |
| 190 | } |
| 191 | if (DEBUG) { |
| 192 | Slog.d(TAG, this + ": Connected successfully."); |
| 193 | } |
| 194 | } else { |
| 195 | if (DEBUG) { |
| 196 | Slog.d(TAG, this + ": Registration failed"); |
| 197 | } |
| 198 | } |
| 199 | } else { |
| 200 | Slog.e(TAG, this + ": Service returned invalid remote-control provider binder"); |
| 201 | } |
| 202 | } |
| 203 | } |
| 204 | |
| 205 | @Override |
| 206 | public void onServiceDisconnected(ComponentName name) { |
| 207 | if (DEBUG) Slog.d(TAG, this + ": Service disconnected"); |
| 208 | disconnect(); |
| 209 | } |
| 210 | |
| 211 | |
| 212 | private void onConnectionReady(Connection connection) { |
| 213 | synchronized (mLock) { |
| 214 | if (DEBUG) Slog.d(TAG, "onConnectionReady"); |
| 215 | if (mActiveConnection == connection) { |
| 216 | if (DEBUG) Slog.d(TAG, "mConnectionReady = true"); |
| 217 | mConnectionReady = true; |
| 218 | } |
| 219 | } |
| 220 | } |
| 221 | |
| 222 | private void onConnectionDied(Connection connection) { |
| 223 | if (mActiveConnection == connection) { |
| 224 | if (DEBUG) Slog.d(TAG, this + ": Service connection died"); |
| 225 | disconnect(); |
| 226 | } |
| 227 | } |
| 228 | |
| 229 | private void disconnect() { |
| 230 | synchronized (mLock) { |
| 231 | if (mActiveConnection != null) { |
| 232 | mConnectionReady = false; |
| 233 | mActiveConnection.dispose(); |
| 234 | mActiveConnection = null; |
| 235 | } |
| 236 | } |
| 237 | } |
| 238 | |
| 239 | // Provider helpers |
| 240 | public void inputBridgeConnected(IBinder token) { |
| 241 | synchronized (mLock) { |
| 242 | if (DEBUG) Slog.d(TAG, this + ": inputBridgeConnected token: " + token); |
| 243 | if (mConnectionReady) { |
| 244 | mActiveConnection.onInputBridgeConnected(token); |
| 245 | } |
| 246 | } |
| 247 | } |
| 248 | |
| 249 | public interface ProviderMethods { |
| 250 | // InputBridge |
| 251 | void openInputBridge(TvRemoteProviderProxy provider, IBinder token, String name, |
| 252 | int width, int height, int maxPointers); |
| 253 | |
| 254 | void closeInputBridge(TvRemoteProviderProxy provider, IBinder token); |
| 255 | |
| 256 | void clearInputBridge(TvRemoteProviderProxy provider, IBinder token); |
| 257 | |
| 258 | void sendTimeStamp(TvRemoteProviderProxy provider, IBinder token, long timestamp); |
| 259 | |
| 260 | void sendKeyDown(TvRemoteProviderProxy provider, IBinder token, int keyCode); |
| 261 | |
| 262 | void sendKeyUp(TvRemoteProviderProxy provider, IBinder token, int keyCode); |
| 263 | |
| 264 | void sendPointerDown(TvRemoteProviderProxy provider, IBinder token, int pointerId, int x, |
| 265 | int y); |
| 266 | |
| 267 | void sendPointerUp(TvRemoteProviderProxy provider, IBinder token, int pointerId); |
| 268 | |
| 269 | void sendPointerSync(TvRemoteProviderProxy provider, IBinder token); |
| 270 | } |
| 271 | |
| 272 | private final class Connection implements IBinder.DeathRecipient { |
| 273 | private final ITvRemoteProvider mTvRemoteProvider; |
| 274 | private final RemoteServiceInputProvider mServiceInputProvider; |
| 275 | |
| 276 | public Connection(ITvRemoteProvider provider) { |
| 277 | mTvRemoteProvider = provider; |
| 278 | mServiceInputProvider = new RemoteServiceInputProvider(this); |
| 279 | } |
| 280 | |
| 281 | public boolean register() { |
| 282 | if (DEBUG) Slog.d(TAG, "Connection::register()"); |
| 283 | try { |
| 284 | mTvRemoteProvider.asBinder().linkToDeath(this, 0); |
| 285 | mTvRemoteProvider.setRemoteServiceInputSink(mServiceInputProvider); |
| 286 | mHandler.post(new Runnable() { |
| 287 | @Override |
| 288 | public void run() { |
| 289 | onConnectionReady(Connection.this); |
| 290 | } |
| 291 | }); |
| 292 | return true; |
| 293 | } catch (RemoteException ex) { |
| 294 | binderDied(); |
| 295 | } |
| 296 | return false; |
| 297 | } |
| 298 | |
| 299 | public void dispose() { |
| 300 | if (DEBUG) Slog.d(TAG, "Connection::dispose()"); |
| 301 | mTvRemoteProvider.asBinder().unlinkToDeath(this, 0); |
| 302 | mServiceInputProvider.dispose(); |
| 303 | } |
| 304 | |
| 305 | |
| 306 | public void onInputBridgeConnected(IBinder token) { |
| 307 | if (DEBUG) Slog.d(TAG, this + ": onInputBridgeConnected"); |
| 308 | try { |
| 309 | mTvRemoteProvider.onInputBridgeConnected(token); |
| 310 | } catch (RemoteException ex) { |
| 311 | Slog.e(TAG, "Failed to deliver onInputBridgeConnected. ", ex); |
| 312 | } |
| 313 | } |
| 314 | |
| 315 | @Override |
| 316 | public void binderDied() { |
| 317 | mHandler.post(new Runnable() { |
| 318 | @Override |
| 319 | public void run() { |
| 320 | onConnectionDied(Connection.this); |
| 321 | } |
| 322 | }); |
| 323 | } |
| 324 | |
| 325 | void openInputBridge(final IBinder token, final String name, final int width, |
| 326 | final int height, final int maxPointers) { |
| 327 | synchronized (mLock) { |
| 328 | if (mActiveConnection == this && Binder.getCallingUid() == mUid) { |
| 329 | if (DEBUG) { |
| 330 | Slog.d(TAG, this + ": openInputBridge," + |
| 331 | " token=" + token + ", name=" + name); |
| 332 | } |
| 333 | final long idToken = Binder.clearCallingIdentity(); |
| 334 | try { |
| 335 | if (mProviderMethods != null) { |
| 336 | mProviderMethods.openInputBridge(TvRemoteProviderProxy.this, token, |
| 337 | name, width, height, maxPointers); |
| 338 | } |
| 339 | } finally { |
| 340 | Binder.restoreCallingIdentity(idToken); |
| 341 | } |
| 342 | } else { |
| 343 | if (DEBUG) { |
| 344 | Slog.w(TAG, |
| 345 | "openInputBridge, Invalid connection or incorrect uid: " + Binder |
| 346 | .getCallingUid()); |
| 347 | } |
| 348 | } |
| 349 | } |
| 350 | } |
| 351 | |
| 352 | void closeInputBridge(final IBinder token) { |
| 353 | synchronized (mLock) { |
| 354 | if (mActiveConnection == this && Binder.getCallingUid() == mUid) { |
| 355 | if (DEBUG) { |
| 356 | Slog.d(TAG, this + ": closeInputBridge," + |
| 357 | " token=" + token); |
| 358 | } |
| 359 | final long idToken = Binder.clearCallingIdentity(); |
| 360 | try { |
| 361 | if (mProviderMethods != null) { |
| 362 | mProviderMethods.closeInputBridge(TvRemoteProviderProxy.this, token); |
| 363 | } |
| 364 | } finally { |
| 365 | Binder.restoreCallingIdentity(idToken); |
| 366 | } |
| 367 | } else { |
| 368 | if (DEBUG) { |
| 369 | Slog.w(TAG, |
| 370 | "closeInputBridge, Invalid connection or incorrect uid: " + |
| 371 | Binder.getCallingUid()); |
| 372 | } |
| 373 | } |
| 374 | } |
| 375 | } |
| 376 | |
| 377 | void clearInputBridge(final IBinder token) { |
| 378 | synchronized (mLock) { |
| 379 | if (mActiveConnection == this && Binder.getCallingUid() == mUid) { |
| 380 | if (DEBUG) { |
| 381 | Slog.d(TAG, this + ": clearInputBridge," + |
| 382 | " token=" + token); |
| 383 | } |
| 384 | final long idToken = Binder.clearCallingIdentity(); |
| 385 | try { |
| 386 | if (mProviderMethods != null) { |
| 387 | mProviderMethods.clearInputBridge(TvRemoteProviderProxy.this, token); |
| 388 | } |
| 389 | } finally { |
| 390 | Binder.restoreCallingIdentity(idToken); |
| 391 | } |
| 392 | } else { |
| 393 | if (DEBUG) { |
| 394 | Slog.w(TAG, |
| 395 | "clearInputBridge, Invalid connection or incorrect uid: " + |
| 396 | Binder.getCallingUid()); |
| 397 | } |
| 398 | } |
| 399 | } |
| 400 | } |
| 401 | |
| 402 | void sendTimestamp(final IBinder token, final long timestamp) { |
| 403 | synchronized (mLock) { |
| 404 | if (mActiveConnection == this && Binder.getCallingUid() == mUid) { |
| 405 | final long idToken = Binder.clearCallingIdentity(); |
| 406 | try { |
| 407 | if (mProviderMethods != null) { |
| 408 | mProviderMethods.sendTimeStamp(TvRemoteProviderProxy.this, token, |
| 409 | timestamp); |
| 410 | } |
| 411 | } finally { |
| 412 | Binder.restoreCallingIdentity(idToken); |
| 413 | } |
| 414 | } else { |
| 415 | if (DEBUG) { |
| 416 | Slog.w(TAG, |
| 417 | "sendTimeStamp, Invalid connection or incorrect uid: " + Binder |
| 418 | .getCallingUid()); |
| 419 | } |
| 420 | } |
| 421 | } |
| 422 | } |
| 423 | |
| 424 | void sendKeyDown(final IBinder token, final int keyCode) { |
| 425 | synchronized (mLock) { |
| 426 | if (mActiveConnection == this && Binder.getCallingUid() == mUid) { |
| 427 | if (DEBUG_KEY) { |
| 428 | Slog.d(TAG, this + ": sendKeyDown," + |
| 429 | " token=" + token + ", keyCode=" + keyCode); |
| 430 | } |
| 431 | final long idToken = Binder.clearCallingIdentity(); |
| 432 | try { |
| 433 | if (mProviderMethods != null) { |
| 434 | mProviderMethods.sendKeyDown(TvRemoteProviderProxy.this, token, |
| 435 | keyCode); |
| 436 | } |
| 437 | } finally { |
| 438 | Binder.restoreCallingIdentity(idToken); |
| 439 | } |
| 440 | } else { |
| 441 | if (DEBUG) { |
| 442 | Slog.w(TAG, |
| 443 | "sendKeyDown, Invalid connection or incorrect uid: " + Binder |
| 444 | .getCallingUid()); |
| 445 | } |
| 446 | } |
| 447 | } |
| 448 | } |
| 449 | |
| 450 | void sendKeyUp(final IBinder token, final int keyCode) { |
| 451 | synchronized (mLock) { |
| 452 | if (mActiveConnection == this && Binder.getCallingUid() == mUid) { |
| 453 | if (DEBUG_KEY) { |
| 454 | Slog.d(TAG, this + ": sendKeyUp," + |
| 455 | " token=" + token + ", keyCode=" + keyCode); |
| 456 | } |
| 457 | final long idToken = Binder.clearCallingIdentity(); |
| 458 | try { |
| 459 | if (mProviderMethods != null) { |
| 460 | mProviderMethods.sendKeyUp(TvRemoteProviderProxy.this, token, keyCode); |
| 461 | } |
| 462 | } finally { |
| 463 | Binder.restoreCallingIdentity(idToken); |
| 464 | } |
| 465 | } else { |
| 466 | if (DEBUG) { |
| 467 | Slog.w(TAG, |
| 468 | "sendKeyUp, Invalid connection or incorrect uid: " + Binder |
| 469 | .getCallingUid()); |
| 470 | } |
| 471 | } |
| 472 | } |
| 473 | } |
| 474 | |
| 475 | void sendPointerDown(final IBinder token, final int pointerId, final int x, final int y) { |
| 476 | synchronized (mLock) { |
| 477 | if (mActiveConnection == this && Binder.getCallingUid() == mUid) { |
| 478 | if (DEBUG_KEY) { |
| 479 | Slog.d(TAG, this + ": sendPointerDown," + |
| 480 | " token=" + token + ", pointerId=" + pointerId); |
| 481 | } |
| 482 | final long idToken = Binder.clearCallingIdentity(); |
| 483 | try { |
| 484 | if (mProviderMethods != null) { |
| 485 | mProviderMethods.sendPointerDown(TvRemoteProviderProxy.this, token, |
| 486 | pointerId, x, y); |
| 487 | } |
| 488 | } finally { |
| 489 | Binder.restoreCallingIdentity(idToken); |
| 490 | } |
| 491 | } else { |
| 492 | if (DEBUG) { |
| 493 | Slog.w(TAG, |
| 494 | "sendPointerDown, Invalid connection or incorrect uid: " + Binder |
| 495 | .getCallingUid()); |
| 496 | } |
| 497 | } |
| 498 | } |
| 499 | } |
| 500 | |
| 501 | void sendPointerUp(final IBinder token, final int pointerId) { |
| 502 | synchronized (mLock) { |
| 503 | if (mActiveConnection == this && Binder.getCallingUid() == mUid) { |
| 504 | if (DEBUG_KEY) { |
| 505 | Slog.d(TAG, this + ": sendPointerUp," + |
| 506 | " token=" + token + ", pointerId=" + pointerId); |
| 507 | } |
| 508 | final long idToken = Binder.clearCallingIdentity(); |
| 509 | try { |
| 510 | if (mProviderMethods != null) { |
| 511 | mProviderMethods.sendPointerUp(TvRemoteProviderProxy.this, token, |
| 512 | pointerId); |
| 513 | } |
| 514 | } finally { |
| 515 | Binder.restoreCallingIdentity(idToken); |
| 516 | } |
| 517 | } else { |
| 518 | if (DEBUG) { |
| 519 | Slog.w(TAG, |
| 520 | "sendPointerUp, Invalid connection or incorrect uid: " + Binder |
| 521 | .getCallingUid()); |
| 522 | } |
| 523 | } |
| 524 | } |
| 525 | } |
| 526 | |
| 527 | void sendPointerSync(final IBinder token) { |
| 528 | synchronized (mLock) { |
| 529 | if (mActiveConnection == this && Binder.getCallingUid() == mUid) { |
| 530 | if (DEBUG_KEY) { |
| 531 | Slog.d(TAG, this + ": sendPointerSync," + |
| 532 | " token=" + token); |
| 533 | } |
| 534 | final long idToken = Binder.clearCallingIdentity(); |
| 535 | try { |
| 536 | if (mProviderMethods != null) { |
| 537 | mProviderMethods.sendPointerSync(TvRemoteProviderProxy.this, token); |
| 538 | } |
| 539 | } finally { |
| 540 | Binder.restoreCallingIdentity(idToken); |
| 541 | } |
| 542 | } else { |
| 543 | if (DEBUG) { |
| 544 | Slog.w(TAG, |
| 545 | "sendPointerSync, Invalid connection or incorrect uid: " + Binder |
| 546 | .getCallingUid()); |
| 547 | } |
| 548 | } |
| 549 | } |
| 550 | } |
| 551 | } |
| 552 | |
| 553 | /** |
| 554 | * Receives events from the connected provider. |
| 555 | * <p> |
| 556 | * This inner class is static and only retains a weak reference to the connection |
| 557 | * to prevent the client from being leaked in case the service is holding an |
| 558 | * active reference to the client's callback. |
| 559 | * </p> |
| 560 | */ |
| 561 | private static final class RemoteServiceInputProvider extends ITvRemoteServiceInput.Stub { |
| 562 | private final WeakReference<Connection> mConnectionRef; |
| 563 | |
| 564 | public RemoteServiceInputProvider(Connection connection) { |
| 565 | mConnectionRef = new WeakReference<Connection>(connection); |
| 566 | } |
| 567 | |
| 568 | public void dispose() { |
| 569 | // Terminate the connection. |
| 570 | mConnectionRef.clear(); |
| 571 | } |
| 572 | |
| 573 | @Override |
| 574 | public void openInputBridge(IBinder token, String name, int width, |
| 575 | int height, int maxPointers) throws RemoteException { |
| 576 | Connection connection = mConnectionRef.get(); |
| 577 | if (connection != null) { |
| 578 | connection.openInputBridge(token, name, width, height, maxPointers); |
| 579 | } |
| 580 | } |
| 581 | |
| 582 | @Override |
| 583 | public void closeInputBridge(IBinder token) throws RemoteException { |
| 584 | Connection connection = mConnectionRef.get(); |
| 585 | if (connection != null) { |
| 586 | connection.closeInputBridge(token); |
| 587 | } |
| 588 | } |
| 589 | |
| 590 | @Override |
| 591 | public void clearInputBridge(IBinder token) throws RemoteException { |
| 592 | Connection connection = mConnectionRef.get(); |
| 593 | if (connection != null) { |
| 594 | connection.clearInputBridge(token); |
| 595 | } |
| 596 | } |
| 597 | |
| 598 | @Override |
| 599 | public void sendTimestamp(IBinder token, long timestamp) throws RemoteException { |
| 600 | Connection connection = mConnectionRef.get(); |
| 601 | if (connection != null) { |
| 602 | connection.sendTimestamp(token, timestamp); |
| 603 | } |
| 604 | } |
| 605 | |
| 606 | @Override |
| 607 | public void sendKeyDown(IBinder token, int keyCode) throws RemoteException { |
| 608 | Connection connection = mConnectionRef.get(); |
| 609 | if (connection != null) { |
| 610 | connection.sendKeyDown(token, keyCode); |
| 611 | } |
| 612 | } |
| 613 | |
| 614 | @Override |
| 615 | public void sendKeyUp(IBinder token, int keyCode) throws RemoteException { |
| 616 | Connection connection = mConnectionRef.get(); |
| 617 | if (connection != null) { |
| 618 | connection.sendKeyUp(token, keyCode); |
| 619 | } |
| 620 | } |
| 621 | |
| 622 | @Override |
| 623 | public void sendPointerDown(IBinder token, int pointerId, int x, int y) |
| 624 | throws RemoteException { |
| 625 | Connection connection = mConnectionRef.get(); |
| 626 | if (connection != null) { |
| 627 | connection.sendPointerDown(token, pointerId, x, y); |
| 628 | } |
| 629 | } |
| 630 | |
| 631 | @Override |
| 632 | public void sendPointerUp(IBinder token, int pointerId) throws RemoteException { |
| 633 | Connection connection = mConnectionRef.get(); |
| 634 | if (connection != null) { |
| 635 | connection.sendPointerUp(token, pointerId); |
| 636 | } |
| 637 | } |
| 638 | |
| 639 | @Override |
| 640 | public void sendPointerSync(IBinder token) throws RemoteException { |
| 641 | Connection connection = mConnectionRef.get(); |
| 642 | if (connection != null) { |
| 643 | connection.sendPointerSync(token); |
| 644 | } |
| 645 | } |
| 646 | } |
| 647 | } |