The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2007 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; |
| 18 | |
| 19 | import java.io.BufferedReader; |
| 20 | import java.io.File; |
| 21 | import java.io.FileDescriptor; |
| 22 | import java.io.FileReader; |
| 23 | import java.io.FileWriter; |
| 24 | import java.io.IOException; |
| 25 | import java.io.PrintWriter; |
| 26 | import java.util.ArrayList; |
| 27 | import java.util.HashMap; |
| 28 | import java.util.HashSet; |
| 29 | import java.util.List; |
| 30 | import java.util.Map; |
| 31 | import java.util.Set; |
| 32 | import java.util.regex.Pattern; |
| 33 | |
| 34 | import android.app.AlarmManager; |
| 35 | import android.app.PendingIntent; |
| 36 | import android.content.BroadcastReceiver; |
| 37 | import android.content.ContentResolver; |
| 38 | import android.content.Context; |
| 39 | import android.content.Intent; |
| 40 | import android.content.IntentFilter; |
| 41 | import android.content.pm.PackageManager; |
| 42 | import android.location.Address; |
| 43 | import android.location.IGpsStatusListener; |
| 44 | import android.location.ILocationListener; |
| 45 | import android.location.ILocationManager; |
| 46 | import android.location.Location; |
| 47 | import android.location.LocationManager; |
| 48 | import android.location.LocationProvider; |
| 49 | import android.location.LocationProviderImpl; |
| 50 | import android.net.ConnectivityManager; |
| 51 | import android.net.Uri; |
| 52 | import android.net.wifi.ScanResult; |
| 53 | import android.net.wifi.WifiManager; |
| 54 | import android.os.Binder; |
| 55 | import android.os.Bundle; |
| 56 | import android.os.Handler; |
| 57 | import android.os.IBinder; |
| 58 | import android.os.Message; |
| 59 | import android.os.PowerManager; |
| 60 | import android.os.RemoteException; |
| 61 | import android.os.SystemClock; |
| 62 | import android.provider.Settings; |
| 63 | import android.telephony.CellLocation; |
| 64 | import android.telephony.PhoneStateListener; |
| 65 | import android.telephony.TelephonyManager; |
| 66 | import android.util.Config; |
| 67 | import android.util.Log; |
| 68 | import android.util.PrintWriterPrinter; |
| 69 | import android.util.SparseIntArray; |
| 70 | |
| 71 | import com.android.internal.app.IBatteryStats; |
| 72 | import com.android.internal.location.CellState; |
| 73 | import com.android.internal.location.GpsLocationProvider; |
| 74 | import com.android.internal.location.ILocationCollector; |
| 75 | import com.android.internal.location.INetworkLocationManager; |
| 76 | import com.android.internal.location.INetworkLocationProvider; |
| 77 | import com.android.internal.location.TrackProvider; |
| 78 | import com.android.server.am.BatteryStatsService; |
| 79 | |
| 80 | /** |
| 81 | * The service class that manages LocationProviders and issues location |
| 82 | * updates and alerts. |
| 83 | * |
| 84 | * {@hide} |
| 85 | */ |
| 86 | public class LocationManagerService extends ILocationManager.Stub |
| 87 | implements INetworkLocationManager { |
| 88 | private static final String TAG = "LocationManagerService"; |
| 89 | |
| 90 | // Minimum time interval between last known location writes, in milliseconds. |
| 91 | private static final long MIN_LAST_KNOWN_LOCATION_TIME = 60L * 1000L; |
| 92 | |
| 93 | // Max time to hold wake lock for, in milliseconds. |
| 94 | private static final long MAX_TIME_FOR_WAKE_LOCK = 60 * 1000L; |
| 95 | |
| 96 | // Time to wait after releasing a wake lock for clients to process location update, |
| 97 | // in milliseconds. |
| 98 | private static final long TIME_AFTER_WAKE_LOCK = 2 * 1000L; |
| 99 | |
| 100 | // The last time a location was written, by provider name. |
| 101 | private HashMap<String,Long> mLastWriteTime = new HashMap<String,Long>(); |
| 102 | |
| 103 | private static final Pattern PATTERN_COMMA = Pattern.compile(","); |
| 104 | |
| 105 | private static final String ACCESS_FINE_LOCATION = |
| 106 | android.Manifest.permission.ACCESS_FINE_LOCATION; |
| 107 | private static final String ACCESS_COARSE_LOCATION = |
| 108 | android.Manifest.permission.ACCESS_COARSE_LOCATION; |
| 109 | private static final String ACCESS_MOCK_LOCATION = |
| 110 | android.Manifest.permission.ACCESS_MOCK_LOCATION; |
| 111 | private static final String ACCESS_LOCATION_EXTRA_COMMANDS = |
| 112 | android.Manifest.permission.ACCESS_LOCATION_EXTRA_COMMANDS; |
| 113 | |
| 114 | // Set of providers that are explicitly enabled |
| 115 | private final Set<String> mEnabledProviders = new HashSet<String>(); |
| 116 | |
| 117 | // Set of providers that are explicitly disabled |
| 118 | private final Set<String> mDisabledProviders = new HashSet<String>(); |
| 119 | |
| 120 | // Locations, status values, and extras for mock providers |
| 121 | HashMap<String,MockProvider> mMockProviders = new HashMap<String,MockProvider>(); |
| 122 | private final HashMap<String,Location> mMockProviderLocation = new HashMap<String,Location>(); |
| 123 | private final HashMap<String,Integer> mMockProviderStatus = new HashMap<String,Integer>(); |
| 124 | private final HashMap<String,Bundle> mMockProviderStatusExtras = new HashMap<String,Bundle>(); |
| 125 | private final HashMap<String,Long> mMockProviderStatusUpdateTime = new HashMap<String,Long>(); |
| 126 | |
| 127 | private static boolean sProvidersLoaded = false; |
| 128 | |
| 129 | private final Context mContext; |
| 130 | private GpsLocationProvider mGpsLocationProvider; |
| 131 | private boolean mGpsNavigating; |
| 132 | private LocationProviderImpl mNetworkLocationProvider; |
| 133 | private INetworkLocationProvider mNetworkLocationInterface; |
| 134 | private LocationWorkerHandler mLocationHandler; |
| 135 | |
| 136 | // Handler messages |
| 137 | private static final int MESSAGE_HEARTBEAT = 1; |
| 138 | private static final int MESSAGE_ACQUIRE_WAKE_LOCK = 2; |
| 139 | private static final int MESSAGE_RELEASE_WAKE_LOCK = 3; |
| 140 | private static final int MESSAGE_INSTALL_NETWORK_LOCATION_PROVIDER = 4; |
| 141 | |
| 142 | // Alarm manager and wakelock variables |
| 143 | private final static String ALARM_INTENT = "com.android.location.ALARM_INTENT"; |
| 144 | private final static String WAKELOCK_KEY = "LocationManagerService"; |
| 145 | private final static String WIFILOCK_KEY = "LocationManagerService"; |
| 146 | private AlarmManager mAlarmManager; |
| 147 | private long mAlarmInterval = 0; |
| 148 | private boolean mScreenOn = true; |
| 149 | private PowerManager.WakeLock mWakeLock = null; |
| 150 | private WifiManager.WifiLock mWifiLock = null; |
| 151 | private long mWakeLockAcquireTime = 0; |
| 152 | private boolean mWakeLockGpsReceived = true; |
| 153 | private boolean mWakeLockNetworkReceived = true; |
| 154 | private boolean mWifiWakeLockAcquired = false; |
| 155 | private boolean mCellWakeLockAcquired = false; |
| 156 | |
| 157 | private final IBatteryStats mBatteryStats; |
| 158 | |
| 159 | /** |
| 160 | * Mapping from listener IBinder/PendingIntent to local Listener wrappers. |
| 161 | */ |
| 162 | private final ArrayList<Receiver> mListeners = new ArrayList<Receiver>(); |
| 163 | |
| 164 | /** |
| 165 | * Used for reporting which UIDs are causing the GPS to run. |
| 166 | */ |
| 167 | private final SparseIntArray mReportedGpsUids = new SparseIntArray(); |
| 168 | private int mReportedGpsSeq = 0; |
| 169 | |
| 170 | /** |
| 171 | * Mapping from listener IBinder/PendingIntent to a map from provider name to UpdateRecord. |
| 172 | * This also serves as the lock for our state. |
| 173 | */ |
| 174 | private final HashMap<Receiver,HashMap<String,UpdateRecord>> mLocationListeners = |
| 175 | new HashMap<Receiver,HashMap<String,UpdateRecord>>(); |
| 176 | |
| 177 | /** |
| 178 | * Mapping from listener IBinder/PendingIntent to a map from provider name to last broadcast |
| 179 | * location. |
| 180 | */ |
| 181 | private final HashMap<Receiver,HashMap<String,Location>> mLastFixBroadcast = |
| 182 | new HashMap<Receiver,HashMap<String,Location>>(); |
| 183 | private final HashMap<Receiver,HashMap<String,Long>> mLastStatusBroadcast = |
| 184 | new HashMap<Receiver,HashMap<String,Long>>(); |
| 185 | |
| 186 | /** |
| 187 | * Mapping from provider name to all its UpdateRecords |
| 188 | */ |
| 189 | private final HashMap<String,ArrayList<UpdateRecord>> mRecordsByProvider = |
| 190 | new HashMap<String,ArrayList<UpdateRecord>>(); |
| 191 | |
| 192 | /** |
| 193 | * Mappings from provider name to object to use for current location. Locations |
| 194 | * contained in this list may not always be valid. |
| 195 | */ |
| 196 | private final HashMap<String,Location> mLocationsByProvider = |
| 197 | new HashMap<String,Location>(); |
| 198 | |
| 199 | // Proximity listeners |
| 200 | private Receiver mProximityListener = null; |
| 201 | private HashMap<PendingIntent,ProximityAlert> mProximityAlerts = |
| 202 | new HashMap<PendingIntent,ProximityAlert>(); |
| 203 | private HashSet<ProximityAlert> mProximitiesEntered = |
| 204 | new HashSet<ProximityAlert>(); |
| 205 | |
| 206 | // Last known location for each provider |
| 207 | private HashMap<String,Location> mLastKnownLocation = |
| 208 | new HashMap<String,Location>(); |
| 209 | |
| 210 | // Battery status extras (from com.android.server.BatteryService) |
| 211 | private static final String BATTERY_EXTRA_SCALE = "scale"; |
| 212 | private static final String BATTERY_EXTRA_LEVEL = "level"; |
| 213 | private static final String BATTERY_EXTRA_PLUGGED = "plugged"; |
| 214 | |
| 215 | // Last known cell service state |
| 216 | private TelephonyManager mTelephonyManager; |
| 217 | |
| 218 | // Location collector |
| 219 | private ILocationCollector mCollector; |
| 220 | |
| 221 | // Wifi Manager |
| 222 | private WifiManager mWifiManager; |
| 223 | |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame^] | 224 | private int mNetworkState = LocationProvider.TEMPORARILY_UNAVAILABLE; |
| 225 | private boolean mWifiEnabled = false; |
| 226 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 227 | /** |
| 228 | * A wrapper class holding either an ILocationListener or a PendingIntent to receive |
| 229 | * location updates. |
| 230 | */ |
| 231 | private final class Receiver implements IBinder.DeathRecipient { |
| 232 | final ILocationListener mListener; |
| 233 | final PendingIntent mPendingIntent; |
| 234 | final int mUid; |
| 235 | final Object mKey; |
| 236 | |
| 237 | Receiver(ILocationListener listener, int uid) { |
| 238 | mListener = listener; |
| 239 | mPendingIntent = null; |
| 240 | mUid = uid; |
| 241 | mKey = listener.asBinder(); |
| 242 | } |
| 243 | |
| 244 | Receiver(PendingIntent intent, int uid) { |
| 245 | mPendingIntent = intent; |
| 246 | mListener = null; |
| 247 | mUid = uid; |
| 248 | mKey = intent; |
| 249 | } |
| 250 | |
| 251 | @Override |
| 252 | public boolean equals(Object otherObj) { |
| 253 | if (otherObj instanceof Receiver) { |
| 254 | return mKey.equals( |
| 255 | ((Receiver)otherObj).mKey); |
| 256 | } |
| 257 | return false; |
| 258 | } |
| 259 | |
| 260 | @Override |
| 261 | public int hashCode() { |
| 262 | return mKey.hashCode(); |
| 263 | } |
| 264 | |
| 265 | |
| 266 | @Override |
| 267 | public String toString() { |
| 268 | if (mListener != null) { |
| 269 | return "Receiver{" |
| 270 | + Integer.toHexString(System.identityHashCode(this)) |
| 271 | + " uid " + mUid + " Listener " + mKey + "}"; |
| 272 | } else { |
| 273 | return "Receiver{" |
| 274 | + Integer.toHexString(System.identityHashCode(this)) |
| 275 | + " uid " + mUid + " Intent " + mKey + "}"; |
| 276 | } |
| 277 | } |
| 278 | |
| 279 | public boolean isListener() { |
| 280 | return mListener != null; |
| 281 | } |
| 282 | |
| 283 | public boolean isPendingIntent() { |
| 284 | return mPendingIntent != null; |
| 285 | } |
| 286 | |
| 287 | public ILocationListener getListener() { |
| 288 | if (mListener != null) { |
| 289 | return mListener; |
| 290 | } |
| 291 | throw new IllegalStateException("Request for non-existent listener"); |
| 292 | } |
| 293 | |
| 294 | public PendingIntent getPendingIntent() { |
| 295 | if (mPendingIntent != null) { |
| 296 | return mPendingIntent; |
| 297 | } |
| 298 | throw new IllegalStateException("Request for non-existent intent"); |
| 299 | } |
| 300 | |
| 301 | public boolean callStatusChangedLocked(String provider, int status, Bundle extras) { |
| 302 | if (mListener != null) { |
| 303 | try { |
| 304 | mListener.onStatusChanged(provider, status, extras); |
| 305 | } catch (RemoteException e) { |
| 306 | return false; |
| 307 | } |
| 308 | } else { |
| 309 | Intent statusChanged = new Intent(); |
| 310 | statusChanged.putExtras(extras); |
| 311 | statusChanged.putExtra(LocationManager.KEY_STATUS_CHANGED, status); |
| 312 | try { |
| 313 | mPendingIntent.send(mContext, 0, statusChanged, null, null); |
| 314 | } catch (PendingIntent.CanceledException e) { |
| 315 | return false; |
| 316 | } |
| 317 | } |
| 318 | return true; |
| 319 | } |
| 320 | |
| 321 | public boolean callLocationChangedLocked(Location location) { |
| 322 | if (mListener != null) { |
| 323 | try { |
| 324 | mListener.onLocationChanged(location); |
| 325 | } catch (RemoteException e) { |
| 326 | return false; |
| 327 | } |
| 328 | } else { |
| 329 | Intent locationChanged = new Intent(); |
| 330 | locationChanged.putExtra(LocationManager.KEY_LOCATION_CHANGED, location); |
| 331 | try { |
| 332 | mPendingIntent.send(mContext, 0, locationChanged, null, null); |
| 333 | } catch (PendingIntent.CanceledException e) { |
| 334 | return false; |
| 335 | } |
| 336 | } |
| 337 | return true; |
| 338 | } |
| 339 | |
| 340 | public void binderDied() { |
| 341 | if (Config.LOGD) { |
| 342 | Log.d(TAG, "Location listener died"); |
| 343 | } |
| 344 | synchronized (mLocationListeners) { |
| 345 | removeUpdatesLocked(this); |
| 346 | } |
| 347 | } |
| 348 | } |
| 349 | |
| 350 | private Location readLastKnownLocationLocked(String provider) { |
| 351 | Location location = null; |
| 352 | String s = null; |
| 353 | try { |
| 354 | File f = new File(LocationManager.SYSTEM_DIR + "/location." |
| 355 | + provider); |
| 356 | if (!f.exists()) { |
| 357 | return null; |
| 358 | } |
| 359 | BufferedReader reader = new BufferedReader(new FileReader(f), 256); |
| 360 | s = reader.readLine(); |
| 361 | } catch (IOException e) { |
| 362 | Log.w(TAG, "Unable to read last known location", e); |
| 363 | } |
| 364 | |
| 365 | if (s == null) { |
| 366 | return null; |
| 367 | } |
| 368 | try { |
| 369 | String[] tokens = PATTERN_COMMA.split(s); |
| 370 | int idx = 0; |
| 371 | long time = Long.parseLong(tokens[idx++]); |
| 372 | double latitude = Double.parseDouble(tokens[idx++]); |
| 373 | double longitude = Double.parseDouble(tokens[idx++]); |
| 374 | double altitude = Double.parseDouble(tokens[idx++]); |
| 375 | float bearing = Float.parseFloat(tokens[idx++]); |
| 376 | float speed = Float.parseFloat(tokens[idx++]); |
| 377 | |
| 378 | location = new Location(provider); |
| 379 | location.setTime(time); |
| 380 | location.setLatitude(latitude); |
| 381 | location.setLongitude(longitude); |
| 382 | location.setAltitude(altitude); |
| 383 | location.setBearing(bearing); |
| 384 | location.setSpeed(speed); |
| 385 | } catch (NumberFormatException nfe) { |
| 386 | Log.e(TAG, "NumberFormatException reading last known location", nfe); |
| 387 | return null; |
| 388 | } |
| 389 | |
| 390 | return location; |
| 391 | } |
| 392 | |
| 393 | private void writeLastKnownLocationLocked(String provider, |
| 394 | Location location) { |
| 395 | long now = SystemClock.elapsedRealtime(); |
| 396 | Long last = mLastWriteTime.get(provider); |
| 397 | if ((last != null) |
| 398 | && (now - last.longValue() < MIN_LAST_KNOWN_LOCATION_TIME)) { |
| 399 | return; |
| 400 | } |
| 401 | mLastWriteTime.put(provider, now); |
| 402 | |
| 403 | StringBuilder sb = new StringBuilder(100); |
| 404 | sb.append(location.getTime()); |
| 405 | sb.append(','); |
| 406 | sb.append(location.getLatitude()); |
| 407 | sb.append(','); |
| 408 | sb.append(location.getLongitude()); |
| 409 | sb.append(','); |
| 410 | sb.append(location.getAltitude()); |
| 411 | sb.append(','); |
| 412 | sb.append(location.getBearing()); |
| 413 | sb.append(','); |
| 414 | sb.append(location.getSpeed()); |
| 415 | |
| 416 | FileWriter writer = null; |
| 417 | try { |
| 418 | File d = new File(LocationManager.SYSTEM_DIR); |
| 419 | if (!d.exists()) { |
| 420 | if (!d.mkdirs()) { |
| 421 | Log.w(TAG, "Unable to create directory to write location"); |
| 422 | return; |
| 423 | } |
| 424 | } |
| 425 | File f = new File(LocationManager.SYSTEM_DIR + "/location." + provider); |
| 426 | writer = new FileWriter(f); |
| 427 | writer.write(sb.toString()); |
| 428 | } catch (IOException e) { |
| 429 | Log.w(TAG, "Unable to write location", e); |
| 430 | } finally { |
| 431 | if (writer != null) { |
| 432 | try { |
| 433 | writer.close(); |
| 434 | } catch (IOException e) { |
| 435 | Log.w(TAG, "Exception closing file", e); |
| 436 | } |
| 437 | } |
| 438 | } |
| 439 | } |
| 440 | |
| 441 | /** |
| 442 | * Load providers from /data/location/<provider_name>/ |
| 443 | * class |
| 444 | * kml |
| 445 | * nmea |
| 446 | * track |
| 447 | * location |
| 448 | * properties |
| 449 | */ |
| 450 | private void loadProviders() { |
| 451 | synchronized (mLocationListeners) { |
| 452 | if (sProvidersLoaded) { |
| 453 | return; |
| 454 | } |
| 455 | |
| 456 | // Load providers |
| 457 | loadProvidersLocked(); |
| 458 | sProvidersLoaded = true; |
| 459 | } |
| 460 | } |
| 461 | |
| 462 | private void loadProvidersLocked() { |
| 463 | try { |
| 464 | _loadProvidersLocked(); |
| 465 | } catch (Exception e) { |
| 466 | Log.e(TAG, "Exception loading providers:", e); |
| 467 | } |
| 468 | } |
| 469 | |
| 470 | private void _loadProvidersLocked() { |
| 471 | // Attempt to load "real" providers first |
| 472 | if (GpsLocationProvider.isSupported()) { |
| 473 | // Create a gps location provider |
| 474 | mGpsLocationProvider = new GpsLocationProvider(mContext); |
| 475 | LocationProviderImpl.addProvider(mGpsLocationProvider); |
| 476 | } |
| 477 | |
| 478 | // Load fake providers if real providers are not available |
| 479 | File f = new File(LocationManager.PROVIDER_DIR); |
| 480 | if (f.isDirectory()) { |
| 481 | File[] subdirs = f.listFiles(); |
| 482 | for (int i = 0; i < subdirs.length; i++) { |
| 483 | if (!subdirs[i].isDirectory()) { |
| 484 | continue; |
| 485 | } |
| 486 | |
| 487 | String name = subdirs[i].getName(); |
| 488 | |
| 489 | if (Config.LOGD) { |
| 490 | Log.d(TAG, "Found dir " + subdirs[i].getAbsolutePath()); |
| 491 | Log.d(TAG, "name = " + name); |
| 492 | } |
| 493 | |
| 494 | // Don't create a fake provider if a real provider exists |
| 495 | if (LocationProviderImpl.getProvider(name) == null) { |
| 496 | LocationProviderImpl provider = null; |
| 497 | try { |
| 498 | File classFile = new File(subdirs[i], "class"); |
| 499 | // Look for a 'class' file |
| 500 | provider = LocationProviderImpl.loadFromClass(classFile); |
| 501 | |
| 502 | // Look for an 'kml', 'nmea', or 'track' file |
| 503 | if (provider == null) { |
| 504 | // Load properties from 'properties' file, if present |
| 505 | File propertiesFile = new File(subdirs[i], "properties"); |
| 506 | |
| 507 | if (propertiesFile.exists()) { |
| 508 | provider = new TrackProvider(name); |
| 509 | ((TrackProvider)provider).readProperties(propertiesFile); |
| 510 | |
| 511 | File kmlFile = new File(subdirs[i], "kml"); |
| 512 | if (kmlFile.exists()) { |
| 513 | ((TrackProvider) provider).readKml(kmlFile); |
| 514 | } else { |
| 515 | File nmeaFile = new File(subdirs[i], "nmea"); |
| 516 | if (nmeaFile.exists()) { |
| 517 | ((TrackProvider) provider).readNmea(name, nmeaFile); |
| 518 | } else { |
| 519 | File trackFile = new File(subdirs[i], "track"); |
| 520 | if (trackFile.exists()) { |
| 521 | ((TrackProvider) provider).readTrack(trackFile); |
| 522 | } |
| 523 | } |
| 524 | } |
| 525 | } |
| 526 | } |
| 527 | if (provider != null) { |
| 528 | LocationProviderImpl.addProvider(provider); |
| 529 | } |
| 530 | // Grab the initial location of a TrackProvider and |
| 531 | // store it as the last known location for that provider |
| 532 | if (provider instanceof TrackProvider) { |
| 533 | TrackProvider tp = (TrackProvider) provider; |
| 534 | mLastKnownLocation.put(tp.getName(), tp.getInitialLocation()); |
| 535 | } |
| 536 | } catch (Exception e) { |
| 537 | Log.e(TAG, "Exception loading provder " + name, e); |
| 538 | } |
| 539 | } |
| 540 | } |
| 541 | } |
| 542 | |
| 543 | updateProvidersLocked(); |
| 544 | } |
| 545 | |
| 546 | /** |
| 547 | * @param context the context that the LocationManagerService runs in |
| 548 | */ |
| 549 | public LocationManagerService(Context context) { |
| 550 | super(); |
| 551 | mContext = context; |
| 552 | mLocationHandler = new LocationWorkerHandler(); |
| 553 | |
| 554 | if (Config.LOGD) { |
| 555 | Log.d(TAG, "Constructed LocationManager Service"); |
| 556 | } |
| 557 | |
| 558 | // Alarm manager, needs to be done before calling loadProviders() below |
| 559 | mAlarmManager = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE); |
| 560 | |
| 561 | // Create a wake lock, needs to be done before calling loadProviders() below |
| 562 | PowerManager powerManager = (PowerManager) mContext.getSystemService(Context.POWER_SERVICE); |
| 563 | mWakeLock = powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, WAKELOCK_KEY); |
| 564 | |
| 565 | // Battery statistics service to be notified when GPS turns on or off |
| 566 | mBatteryStats = BatteryStatsService.getService(); |
| 567 | |
| 568 | // Load providers |
| 569 | loadProviders(); |
| 570 | |
| 571 | // Listen for Radio changes |
| 572 | mTelephonyManager = (TelephonyManager)context.getSystemService(Context.TELEPHONY_SERVICE); |
| 573 | mTelephonyManager.listen(mPhoneStateListener, |
| 574 | PhoneStateListener.LISTEN_CELL_LOCATION | |
| 575 | PhoneStateListener.LISTEN_SIGNAL_STRENGTH | |
| 576 | PhoneStateListener.LISTEN_DATA_CONNECTION_STATE); |
| 577 | |
| 578 | // Register for Network (Wifi or Mobile) updates |
| 579 | NetworkStateBroadcastReceiver networkReceiver = new NetworkStateBroadcastReceiver(); |
| 580 | IntentFilter networkIntentFilter = new IntentFilter(); |
| 581 | networkIntentFilter.addAction(WifiManager.SCAN_RESULTS_AVAILABLE_ACTION); |
| 582 | networkIntentFilter.addAction(WifiManager.WIFI_STATE_CHANGED_ACTION); |
| 583 | networkIntentFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION); |
| 584 | networkIntentFilter.addAction(GpsLocationProvider.GPS_ENABLED_CHANGE_ACTION); |
| 585 | context.registerReceiver(networkReceiver, networkIntentFilter); |
| 586 | |
| 587 | // Register for power updates |
| 588 | PowerStateBroadcastReceiver powerStateReceiver = new PowerStateBroadcastReceiver(); |
| 589 | IntentFilter intentFilter = new IntentFilter(); |
| 590 | intentFilter.addAction(ALARM_INTENT); |
| 591 | intentFilter.addAction(Intent.ACTION_SCREEN_OFF); |
| 592 | intentFilter.addAction(Intent.ACTION_SCREEN_ON); |
| 593 | intentFilter.addAction(Intent.ACTION_BATTERY_CHANGED); |
| 594 | intentFilter.addAction(Intent.ACTION_PACKAGE_REMOVED); |
| 595 | intentFilter.addAction(Intent.ACTION_PACKAGE_RESTARTED); |
| 596 | context.registerReceiver(powerStateReceiver, intentFilter); |
| 597 | |
| 598 | // Get the wifi manager |
| 599 | mWifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE); |
| 600 | |
| 601 | // Create a wifi lock for future use |
| 602 | mWifiLock = getWifiWakelockLocked(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 603 | } |
| 604 | |
| 605 | public void setInstallCallback(InstallCallback callback) { |
| 606 | synchronized (mLocationListeners) { |
| 607 | mLocationHandler.removeMessages(MESSAGE_INSTALL_NETWORK_LOCATION_PROVIDER); |
| 608 | Message m = Message.obtain(mLocationHandler, |
| 609 | MESSAGE_INSTALL_NETWORK_LOCATION_PROVIDER, callback); |
| 610 | mLocationHandler.sendMessageAtFrontOfQueue(m); |
| 611 | } |
| 612 | } |
| 613 | |
| 614 | public void setNetworkLocationProvider(INetworkLocationProvider provider) { |
| 615 | synchronized (mLocationListeners) { |
| 616 | mNetworkLocationInterface = provider; |
| 617 | provider.addListener(getPackageNames()); |
| 618 | mNetworkLocationProvider = (LocationProviderImpl)provider; |
| 619 | LocationProviderImpl.addProvider(mNetworkLocationProvider); |
| 620 | updateProvidersLocked(); |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame^] | 621 | |
| 622 | // notify NetworkLocationProvider of any events it might have missed |
| 623 | synchronized (mLocationListeners) { |
| 624 | mNetworkLocationProvider.updateNetworkState(mNetworkState); |
| 625 | mNetworkLocationInterface.updateWifiEnabledState(mWifiEnabled); |
| 626 | mNetworkLocationInterface.updateCellLockStatus(mCellWakeLockAcquired); |
| 627 | |
| 628 | if (mLastCellState != null) { |
| 629 | if (mCollector != null) { |
| 630 | mCollector.updateCellState(mLastCellState); |
| 631 | } |
| 632 | mNetworkLocationProvider.updateCellState(mLastCellState); |
| 633 | } |
| 634 | |
| 635 | // There might be an existing wifi scan available |
| 636 | if (mWifiManager != null) { |
| 637 | List<ScanResult> wifiScanResults = mWifiManager.getScanResults(); |
| 638 | if (wifiScanResults != null && wifiScanResults.size() != 0) { |
| 639 | mNetworkLocationInterface.updateWifiScanResults(wifiScanResults); |
| 640 | if (mCollector != null) { |
| 641 | mCollector.updateWifiScanResults(wifiScanResults); |
| 642 | } |
| 643 | } |
| 644 | } |
| 645 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 646 | } |
| 647 | } |
| 648 | |
| 649 | public void setLocationCollector(ILocationCollector collector) { |
| 650 | synchronized (mLocationListeners) { |
| 651 | mCollector = collector; |
| 652 | if (mGpsLocationProvider != null) { |
| 653 | mGpsLocationProvider.setLocationCollector(mCollector); |
| 654 | } |
| 655 | } |
| 656 | } |
| 657 | |
| 658 | private WifiManager.WifiLock getWifiWakelockLocked() { |
| 659 | if (mWifiLock == null && mWifiManager != null) { |
| 660 | mWifiLock = mWifiManager.createWifiLock(WifiManager.WIFI_MODE_SCAN_ONLY, WIFILOCK_KEY); |
| 661 | mWifiLock.setReferenceCounted(false); |
| 662 | } |
| 663 | return mWifiLock; |
| 664 | } |
| 665 | |
| 666 | private boolean isAllowedBySettingsLocked(String provider) { |
| 667 | if (mEnabledProviders.contains(provider)) { |
| 668 | return true; |
| 669 | } |
| 670 | if (mDisabledProviders.contains(provider)) { |
| 671 | return false; |
| 672 | } |
| 673 | // Use system settings |
| 674 | ContentResolver resolver = mContext.getContentResolver(); |
| 675 | String allowedProviders = Settings.Secure.getString(resolver, |
| 676 | Settings.Secure.LOCATION_PROVIDERS_ALLOWED); |
| 677 | |
| 678 | return ((allowedProviders != null) && (allowedProviders.contains(provider))); |
| 679 | } |
| 680 | |
| 681 | private void checkPermissionsSafe(String provider) { |
| 682 | if (LocationManager.GPS_PROVIDER.equals(provider) |
| 683 | && (mContext.checkCallingPermission(ACCESS_FINE_LOCATION) |
| 684 | != PackageManager.PERMISSION_GRANTED)) { |
| 685 | throw new SecurityException("Requires ACCESS_FINE_LOCATION permission"); |
| 686 | } |
| 687 | if (LocationManager.NETWORK_PROVIDER.equals(provider) |
| 688 | && (mContext.checkCallingPermission(ACCESS_FINE_LOCATION) |
| 689 | != PackageManager.PERMISSION_GRANTED) |
| 690 | && (mContext.checkCallingPermission(ACCESS_COARSE_LOCATION) |
| 691 | != PackageManager.PERMISSION_GRANTED)) { |
| 692 | throw new SecurityException( |
| 693 | "Requires ACCESS_FINE_LOCATION or ACCESS_COARSE_LOCATION permission"); |
| 694 | } |
| 695 | } |
| 696 | |
| 697 | private boolean isAllowedProviderSafe(String provider) { |
| 698 | if (LocationManager.GPS_PROVIDER.equals(provider) |
| 699 | && (mContext.checkCallingPermission(ACCESS_FINE_LOCATION) |
| 700 | != PackageManager.PERMISSION_GRANTED)) { |
| 701 | return false; |
| 702 | } |
| 703 | if (LocationManager.NETWORK_PROVIDER.equals(provider) |
| 704 | && (mContext.checkCallingPermission(ACCESS_FINE_LOCATION) |
| 705 | != PackageManager.PERMISSION_GRANTED) |
| 706 | && (mContext.checkCallingPermission(ACCESS_COARSE_LOCATION) |
| 707 | != PackageManager.PERMISSION_GRANTED)) { |
| 708 | return false; |
| 709 | } |
| 710 | |
| 711 | return true; |
| 712 | } |
| 713 | |
| 714 | private String[] getPackageNames() { |
| 715 | // Since a single UID may correspond to multiple packages, this can only be used as an |
| 716 | // approximation for tracking |
| 717 | return mContext.getPackageManager().getPackagesForUid(Binder.getCallingUid()); |
| 718 | } |
| 719 | |
| 720 | public List<String> getAllProviders() { |
| 721 | try { |
| 722 | synchronized (mLocationListeners) { |
| 723 | return _getAllProvidersLocked(); |
| 724 | } |
| 725 | } catch (SecurityException se) { |
| 726 | throw se; |
| 727 | } catch (Exception e) { |
| 728 | Log.e(TAG, "getAllProviders got exception:", e); |
| 729 | return null; |
| 730 | } |
| 731 | } |
| 732 | |
| 733 | private List<String> _getAllProvidersLocked() { |
| 734 | if (Config.LOGD) { |
| 735 | Log.d(TAG, "getAllProviders"); |
| 736 | } |
| 737 | List<LocationProviderImpl> providers = LocationProviderImpl.getProviders(); |
| 738 | ArrayList<String> out = new ArrayList<String>(providers.size()); |
| 739 | |
| 740 | for (LocationProviderImpl p : providers) { |
| 741 | out.add(p.getName()); |
| 742 | } |
| 743 | return out; |
| 744 | } |
| 745 | |
| 746 | public List<String> getProviders(boolean enabledOnly) { |
| 747 | try { |
| 748 | synchronized (mLocationListeners) { |
| 749 | return _getProvidersLocked(enabledOnly); |
| 750 | } |
| 751 | } catch (SecurityException se) { |
| 752 | throw se; |
| 753 | } catch (Exception e) { |
| 754 | Log.e(TAG, "getProviders gotString exception:", e); |
| 755 | return null; |
| 756 | } |
| 757 | } |
| 758 | |
| 759 | private List<String> _getProvidersLocked(boolean enabledOnly) { |
| 760 | if (Config.LOGD) { |
| 761 | Log.d(TAG, "getProviders"); |
| 762 | } |
| 763 | List<LocationProviderImpl> providers = LocationProviderImpl.getProviders(); |
| 764 | ArrayList<String> out = new ArrayList<String>(); |
| 765 | |
| 766 | for (LocationProviderImpl p : providers) { |
| 767 | String name = p.getName(); |
| 768 | if (isAllowedProviderSafe(name)) { |
| 769 | if (enabledOnly && !isAllowedBySettingsLocked(name)) { |
| 770 | continue; |
| 771 | } |
| 772 | out.add(name); |
| 773 | } |
| 774 | } |
| 775 | return out; |
| 776 | } |
| 777 | |
| 778 | public void updateProviders() { |
| 779 | synchronized (mLocationListeners) { |
| 780 | updateProvidersLocked(); |
| 781 | } |
| 782 | } |
| 783 | |
| 784 | private void updateProvidersLocked() { |
| 785 | for (LocationProviderImpl p : LocationProviderImpl.getProviders()) { |
| 786 | boolean isEnabled = p.isEnabled(); |
| 787 | String name = p.getName(); |
| 788 | boolean shouldBeEnabled = isAllowedBySettingsLocked(name); |
| 789 | |
| 790 | // Collection is only allowed when network provider is being used |
| 791 | if (mCollector != null && |
| 792 | p.getName().equals(LocationManager.NETWORK_PROVIDER)) { |
| 793 | mCollector.updateNetworkProviderStatus(shouldBeEnabled); |
| 794 | } |
| 795 | |
| 796 | if (isEnabled && !shouldBeEnabled) { |
| 797 | updateProviderListenersLocked(name, false); |
| 798 | } else if (!isEnabled && shouldBeEnabled) { |
| 799 | updateProviderListenersLocked(name, true); |
| 800 | } |
| 801 | |
| 802 | } |
| 803 | } |
| 804 | |
| 805 | private void updateProviderListenersLocked(String provider, boolean enabled) { |
| 806 | int listeners = 0; |
| 807 | |
| 808 | LocationProviderImpl p = LocationProviderImpl.getProvider(provider); |
| 809 | if (p == null) { |
| 810 | return; |
| 811 | } |
| 812 | |
| 813 | ArrayList<Receiver> deadReceivers = null; |
| 814 | |
| 815 | ArrayList<UpdateRecord> records = mRecordsByProvider.get(provider); |
| 816 | if (records != null) { |
| 817 | final int N = records.size(); |
| 818 | for (int i=0; i<N; i++) { |
| 819 | UpdateRecord record = records.get(i); |
| 820 | // Sends a notification message to the receiver |
| 821 | try { |
| 822 | Receiver receiver = record.mReceiver; |
| 823 | if (receiver.isListener()) { |
| 824 | if (enabled) { |
| 825 | receiver.getListener().onProviderEnabled(provider); |
| 826 | } else { |
| 827 | receiver.getListener().onProviderDisabled(provider); |
| 828 | } |
| 829 | } else { |
| 830 | Intent providerIntent = new Intent(); |
| 831 | providerIntent.putExtra(LocationManager.KEY_PROVIDER_ENABLED, enabled); |
| 832 | try { |
| 833 | receiver.getPendingIntent().send(mContext, 0, |
| 834 | providerIntent, null, null); |
| 835 | } catch (PendingIntent.CanceledException e) { |
| 836 | if (deadReceivers == null) { |
| 837 | deadReceivers = new ArrayList<Receiver>(); |
| 838 | deadReceivers.add(receiver); |
| 839 | } |
| 840 | } |
| 841 | } |
| 842 | } catch (RemoteException e) { |
| 843 | // The death link will clean this up. |
| 844 | } |
| 845 | listeners++; |
| 846 | } |
| 847 | } |
| 848 | |
| 849 | if (deadReceivers != null) { |
| 850 | for (int i=deadReceivers.size()-1; i>=0; i--) { |
| 851 | removeUpdatesLocked(deadReceivers.get(i)); |
| 852 | } |
| 853 | } |
| 854 | |
| 855 | if (enabled) { |
| 856 | p.enable(); |
| 857 | if (listeners > 0) { |
| 858 | p.setMinTime(getMinTimeLocked(provider)); |
| 859 | p.enableLocationTracking(true); |
| 860 | updateWakelockStatusLocked(mScreenOn); |
| 861 | } |
| 862 | } else { |
| 863 | p.enableLocationTracking(false); |
| 864 | if (p == mGpsLocationProvider) { |
| 865 | mGpsNavigating = false; |
| 866 | reportStopGpsLocked(); |
| 867 | } |
| 868 | p.disable(); |
| 869 | updateWakelockStatusLocked(mScreenOn); |
| 870 | } |
| 871 | |
| 872 | if (enabled && listeners > 0) { |
| 873 | mLocationHandler.removeMessages(MESSAGE_HEARTBEAT, provider); |
| 874 | Message m = Message.obtain(mLocationHandler, MESSAGE_HEARTBEAT, provider); |
| 875 | mLocationHandler.sendMessageAtTime(m, SystemClock.uptimeMillis() + 1000); |
| 876 | } else { |
| 877 | mLocationHandler.removeMessages(MESSAGE_HEARTBEAT, provider); |
| 878 | } |
| 879 | } |
| 880 | |
| 881 | private long getMinTimeLocked(String provider) { |
| 882 | long minTime = Long.MAX_VALUE; |
| 883 | ArrayList<UpdateRecord> records = mRecordsByProvider.get(provider); |
| 884 | if (records != null) { |
| 885 | for (int i=records.size()-1; i>=0; i--) { |
| 886 | minTime = Math.min(minTime, records.get(i).mMinTime); |
| 887 | } |
| 888 | } |
| 889 | return minTime; |
| 890 | } |
| 891 | |
| 892 | private class UpdateRecord { |
| 893 | final String mProvider; |
| 894 | final Receiver mReceiver; |
| 895 | final long mMinTime; |
| 896 | final float mMinDistance; |
| 897 | final int mUid; |
| 898 | final String[] mPackages; |
| 899 | |
| 900 | /** |
| 901 | * Note: must be constructed with lock held. |
| 902 | */ |
| 903 | UpdateRecord(String provider, long minTime, float minDistance, |
| 904 | Receiver receiver, int uid, String[] packages) { |
| 905 | mProvider = provider; |
| 906 | mReceiver = receiver; |
| 907 | mMinTime = minTime; |
| 908 | mMinDistance = minDistance; |
| 909 | mUid = uid; |
| 910 | mPackages = packages; |
| 911 | |
| 912 | ArrayList<UpdateRecord> records = mRecordsByProvider.get(provider); |
| 913 | if (records == null) { |
| 914 | records = new ArrayList<UpdateRecord>(); |
| 915 | mRecordsByProvider.put(provider, records); |
| 916 | } |
| 917 | if (!records.contains(this)) { |
| 918 | records.add(this); |
| 919 | } |
| 920 | } |
| 921 | |
| 922 | /** |
| 923 | * Method to be called when a record will no longer be used. Calling this multiple times |
| 924 | * must have the same effect as calling it once. |
| 925 | */ |
| 926 | void disposeLocked() { |
| 927 | ArrayList<UpdateRecord> records = mRecordsByProvider.get(this.mProvider); |
| 928 | records.remove(this); |
| 929 | } |
| 930 | |
| 931 | @Override |
| 932 | public String toString() { |
| 933 | return "UpdateRecord{" |
| 934 | + Integer.toHexString(System.identityHashCode(this)) |
| 935 | + " " + mProvider + " " + mReceiver + "}"; |
| 936 | } |
| 937 | |
| 938 | void dump(PrintWriter pw, String prefix) { |
| 939 | pw.println(prefix + this); |
| 940 | pw.println(prefix + "mProvider=" + mProvider + " mReceiver=" + mReceiver); |
| 941 | pw.println(prefix + "mMinTime=" + mMinTime + " mMinDistance=" + mMinDistance); |
| 942 | StringBuilder sb = new StringBuilder(); |
| 943 | if (mPackages != null) { |
| 944 | for (int i=0; i<mPackages.length; i++) { |
| 945 | if (i > 0) sb.append(", "); |
| 946 | sb.append(mPackages[i]); |
| 947 | } |
| 948 | } |
| 949 | pw.println(prefix + "mUid=" + mUid + " mPackages=" + sb); |
| 950 | } |
| 951 | |
| 952 | /** |
| 953 | * Calls dispose(). |
| 954 | */ |
| 955 | @Override protected void finalize() { |
| 956 | synchronized (mLocationListeners) { |
| 957 | disposeLocked(); |
| 958 | } |
| 959 | } |
| 960 | } |
| 961 | |
| 962 | public void requestLocationUpdates(String provider, |
| 963 | long minTime, float minDistance, ILocationListener listener) { |
| 964 | |
| 965 | try { |
| 966 | synchronized (mLocationListeners) { |
| 967 | requestLocationUpdatesLocked(provider, minTime, minDistance, |
| 968 | new Receiver(listener, Binder.getCallingUid())); |
| 969 | } |
| 970 | } catch (SecurityException se) { |
| 971 | throw se; |
| 972 | } catch (Exception e) { |
| 973 | Log.e(TAG, "requestUpdates got exception:", e); |
| 974 | } |
| 975 | } |
| 976 | |
| 977 | public void requestLocationUpdatesPI(String provider, |
| 978 | long minTime, float minDistance, PendingIntent intent) { |
| 979 | try { |
| 980 | synchronized (mLocationListeners) { |
| 981 | requestLocationUpdatesLocked(provider, minTime, minDistance, |
| 982 | new Receiver(intent, Binder.getCallingUid())); |
| 983 | } |
| 984 | } catch (SecurityException se) { |
| 985 | throw se; |
| 986 | } catch (Exception e) { |
| 987 | Log.e(TAG, "requestUpdates got exception:", e); |
| 988 | } |
| 989 | } |
| 990 | |
| 991 | private void requestLocationUpdatesLocked(String provider, |
| 992 | long minTime, float minDistance, Receiver receiver) { |
| 993 | if (Config.LOGD) { |
| 994 | Log.d(TAG, "_requestLocationUpdates: listener = " + receiver); |
| 995 | } |
| 996 | |
| 997 | LocationProviderImpl impl = LocationProviderImpl.getProvider(provider); |
| 998 | if (impl == null) { |
| 999 | throw new IllegalArgumentException("provider=" + provider); |
| 1000 | } |
| 1001 | |
| 1002 | checkPermissionsSafe(provider); |
| 1003 | |
| 1004 | String[] packages = getPackageNames(); |
| 1005 | |
| 1006 | // so wakelock calls will succeed |
| 1007 | final int callingUid = Binder.getCallingUid(); |
| 1008 | long identity = Binder.clearCallingIdentity(); |
| 1009 | try { |
| 1010 | UpdateRecord r = new UpdateRecord(provider, minTime, minDistance, |
| 1011 | receiver, callingUid, packages); |
| 1012 | if (!mListeners.contains(receiver)) { |
| 1013 | try { |
| 1014 | if (receiver.isListener()) { |
| 1015 | receiver.getListener().asBinder().linkToDeath(receiver, 0); |
| 1016 | } |
| 1017 | mListeners.add(receiver); |
| 1018 | } catch (RemoteException e) { |
| 1019 | return; |
| 1020 | } |
| 1021 | } |
| 1022 | |
| 1023 | HashMap<String,UpdateRecord> records = mLocationListeners.get(receiver); |
| 1024 | if (records == null) { |
| 1025 | records = new HashMap<String,UpdateRecord>(); |
| 1026 | mLocationListeners.put(receiver, records); |
| 1027 | } |
| 1028 | UpdateRecord oldRecord = records.put(provider, r); |
| 1029 | if (oldRecord != null) { |
| 1030 | oldRecord.disposeLocked(); |
| 1031 | } |
| 1032 | |
| 1033 | boolean isProviderEnabled = isAllowedBySettingsLocked(provider); |
| 1034 | if (isProviderEnabled) { |
| 1035 | long minTimeForProvider = getMinTimeLocked(provider); |
| 1036 | impl.setMinTime(minTimeForProvider); |
| 1037 | impl.enableLocationTracking(true); |
| 1038 | updateWakelockStatusLocked(mScreenOn); |
| 1039 | |
| 1040 | if (provider.equals(LocationManager.GPS_PROVIDER)) { |
| 1041 | if (mGpsNavigating) { |
| 1042 | updateReportedGpsLocked(); |
| 1043 | } |
| 1044 | } |
| 1045 | |
| 1046 | // Clear heartbeats if any before starting a new one |
| 1047 | mLocationHandler.removeMessages(MESSAGE_HEARTBEAT, provider); |
| 1048 | Message m = Message.obtain(mLocationHandler, MESSAGE_HEARTBEAT, provider); |
| 1049 | mLocationHandler.sendMessageAtTime(m, SystemClock.uptimeMillis() + 1000); |
| 1050 | } else { |
| 1051 | try { |
| 1052 | // Notify the listener that updates are currently disabled |
| 1053 | if (receiver.isListener()) { |
| 1054 | receiver.getListener().onProviderDisabled(provider); |
| 1055 | } |
| 1056 | } catch(RemoteException e) { |
| 1057 | Log.w(TAG, "RemoteException calling onProviderDisabled on " + |
| 1058 | receiver.getListener()); |
| 1059 | } |
| 1060 | } |
| 1061 | } finally { |
| 1062 | Binder.restoreCallingIdentity(identity); |
| 1063 | } |
| 1064 | } |
| 1065 | |
| 1066 | public void removeUpdates(ILocationListener listener) { |
| 1067 | try { |
| 1068 | synchronized (mLocationListeners) { |
| 1069 | removeUpdatesLocked(new Receiver(listener, Binder.getCallingUid())); |
| 1070 | } |
| 1071 | } catch (SecurityException se) { |
| 1072 | throw se; |
| 1073 | } catch (Exception e) { |
| 1074 | Log.e(TAG, "removeUpdates got exception:", e); |
| 1075 | } |
| 1076 | } |
| 1077 | |
| 1078 | public void removeUpdatesPI(PendingIntent intent) { |
| 1079 | try { |
| 1080 | synchronized (mLocationListeners) { |
| 1081 | removeUpdatesLocked(new Receiver(intent, Binder.getCallingUid())); |
| 1082 | } |
| 1083 | } catch (SecurityException se) { |
| 1084 | throw se; |
| 1085 | } catch (Exception e) { |
| 1086 | Log.e(TAG, "removeUpdates got exception:", e); |
| 1087 | } |
| 1088 | } |
| 1089 | |
| 1090 | private void removeUpdatesLocked(Receiver receiver) { |
| 1091 | if (Config.LOGD) { |
| 1092 | Log.d(TAG, "_removeUpdates: listener = " + receiver); |
| 1093 | } |
| 1094 | |
| 1095 | // so wakelock calls will succeed |
| 1096 | final int callingUid = Binder.getCallingUid(); |
| 1097 | long identity = Binder.clearCallingIdentity(); |
| 1098 | try { |
| 1099 | int idx = mListeners.indexOf(receiver); |
| 1100 | if (idx >= 0) { |
| 1101 | Receiver myReceiver = mListeners.remove(idx); |
| 1102 | if (myReceiver.isListener()) { |
| 1103 | myReceiver.getListener().asBinder().unlinkToDeath(myReceiver, 0); |
| 1104 | } |
| 1105 | } |
| 1106 | |
| 1107 | // Record which providers were associated with this listener |
| 1108 | HashSet<String> providers = new HashSet<String>(); |
| 1109 | HashMap<String,UpdateRecord> oldRecords = mLocationListeners.get(receiver); |
| 1110 | if (oldRecords != null) { |
| 1111 | // Call dispose() on the obsolete update records. |
| 1112 | for (UpdateRecord record : oldRecords.values()) { |
| 1113 | if (record.mProvider.equals(LocationManager.NETWORK_PROVIDER)) { |
| 1114 | if (mNetworkLocationInterface != null) { |
| 1115 | mNetworkLocationInterface.removeListener(record.mPackages); |
| 1116 | } |
| 1117 | } |
| 1118 | record.disposeLocked(); |
| 1119 | } |
| 1120 | // Accumulate providers |
| 1121 | providers.addAll(oldRecords.keySet()); |
| 1122 | } |
| 1123 | |
| 1124 | mLocationListeners.remove(receiver); |
| 1125 | mLastFixBroadcast.remove(receiver); |
| 1126 | mLastStatusBroadcast.remove(receiver); |
| 1127 | |
| 1128 | // See if the providers associated with this listener have any |
| 1129 | // other listeners; if one does, inform it of the new smallest minTime |
| 1130 | // value; if one does not, disable location tracking for it |
| 1131 | for (String provider : providers) { |
| 1132 | // If provider is already disabled, don't need to do anything |
| 1133 | if (!isAllowedBySettingsLocked(provider)) { |
| 1134 | continue; |
| 1135 | } |
| 1136 | |
| 1137 | boolean hasOtherListener = false; |
| 1138 | ArrayList<UpdateRecord> recordsForProvider = mRecordsByProvider.get(provider); |
| 1139 | if (recordsForProvider != null && recordsForProvider.size() > 0) { |
| 1140 | hasOtherListener = true; |
| 1141 | } |
| 1142 | |
| 1143 | LocationProviderImpl p = LocationProviderImpl.getProvider(provider); |
| 1144 | if (p != null) { |
| 1145 | if (hasOtherListener) { |
| 1146 | p.setMinTime(getMinTimeLocked(provider)); |
| 1147 | } else { |
| 1148 | mLocationHandler.removeMessages(MESSAGE_HEARTBEAT, provider); |
| 1149 | p.enableLocationTracking(false); |
| 1150 | } |
| 1151 | |
| 1152 | if (p == mGpsLocationProvider && mGpsNavigating) { |
| 1153 | updateReportedGpsLocked(); |
| 1154 | } |
| 1155 | } |
| 1156 | } |
| 1157 | |
| 1158 | updateWakelockStatusLocked(mScreenOn); |
| 1159 | } finally { |
| 1160 | Binder.restoreCallingIdentity(identity); |
| 1161 | } |
| 1162 | } |
| 1163 | |
| 1164 | public boolean addGpsStatusListener(IGpsStatusListener listener) { |
| 1165 | if (mGpsLocationProvider == null) { |
| 1166 | return false; |
| 1167 | } |
| 1168 | if (mContext.checkCallingPermission(ACCESS_FINE_LOCATION) != |
| 1169 | PackageManager.PERMISSION_GRANTED) { |
| 1170 | throw new SecurityException("Requires ACCESS_FINE_LOCATION permission"); |
| 1171 | } |
| 1172 | |
| 1173 | try { |
| 1174 | mGpsLocationProvider.addGpsStatusListener(listener); |
| 1175 | } catch (RemoteException e) { |
| 1176 | Log.w(TAG, "RemoteException in addGpsStatusListener"); |
| 1177 | return false; |
| 1178 | } |
| 1179 | return true; |
| 1180 | } |
| 1181 | |
| 1182 | public void removeGpsStatusListener(IGpsStatusListener listener) { |
| 1183 | synchronized (mLocationListeners) { |
| 1184 | mGpsLocationProvider.removeGpsStatusListener(listener); |
| 1185 | } |
| 1186 | } |
| 1187 | |
| 1188 | public boolean sendExtraCommand(String provider, String command, Bundle extras) { |
| 1189 | // first check for permission to the provider |
| 1190 | checkPermissionsSafe(provider); |
| 1191 | // and check for ACCESS_LOCATION_EXTRA_COMMANDS |
| 1192 | if ((mContext.checkCallingPermission(ACCESS_LOCATION_EXTRA_COMMANDS) |
| 1193 | != PackageManager.PERMISSION_GRANTED)) { |
| 1194 | throw new SecurityException("Requires ACCESS_LOCATION_EXTRA_COMMANDS permission"); |
| 1195 | } |
| 1196 | |
| 1197 | synchronized (mLocationListeners) { |
| 1198 | LocationProviderImpl impl = LocationProviderImpl.getProvider(provider); |
| 1199 | if (provider == null) { |
| 1200 | return false; |
| 1201 | } |
| 1202 | |
| 1203 | return impl.sendExtraCommand(command, extras); |
| 1204 | } |
| 1205 | } |
| 1206 | |
| 1207 | class ProximityAlert { |
| 1208 | final int mUid; |
| 1209 | final double mLatitude; |
| 1210 | final double mLongitude; |
| 1211 | final float mRadius; |
| 1212 | final long mExpiration; |
| 1213 | final PendingIntent mIntent; |
| 1214 | final Location mLocation; |
| 1215 | |
| 1216 | public ProximityAlert(int uid, double latitude, double longitude, |
| 1217 | float radius, long expiration, PendingIntent intent) { |
| 1218 | mUid = uid; |
| 1219 | mLatitude = latitude; |
| 1220 | mLongitude = longitude; |
| 1221 | mRadius = radius; |
| 1222 | mExpiration = expiration; |
| 1223 | mIntent = intent; |
| 1224 | |
| 1225 | mLocation = new Location(""); |
| 1226 | mLocation.setLatitude(latitude); |
| 1227 | mLocation.setLongitude(longitude); |
| 1228 | } |
| 1229 | |
| 1230 | long getExpiration() { |
| 1231 | return mExpiration; |
| 1232 | } |
| 1233 | |
| 1234 | PendingIntent getIntent() { |
| 1235 | return mIntent; |
| 1236 | } |
| 1237 | |
| 1238 | boolean isInProximity(double latitude, double longitude) { |
| 1239 | Location loc = new Location(""); |
| 1240 | loc.setLatitude(latitude); |
| 1241 | loc.setLongitude(longitude); |
| 1242 | |
| 1243 | double radius = loc.distanceTo(mLocation); |
| 1244 | return radius <= mRadius; |
| 1245 | } |
| 1246 | |
| 1247 | @Override |
| 1248 | public String toString() { |
| 1249 | return "ProximityAlert{" |
| 1250 | + Integer.toHexString(System.identityHashCode(this)) |
| 1251 | + " uid " + mUid + mIntent + "}"; |
| 1252 | } |
| 1253 | |
| 1254 | void dump(PrintWriter pw, String prefix) { |
| 1255 | pw.println(prefix + this); |
| 1256 | pw.println(prefix + "mLatitude=" + mLatitude + " mLongitude=" + mLongitude); |
| 1257 | pw.println(prefix + "mRadius=" + mRadius + " mExpiration=" + mExpiration); |
| 1258 | pw.println(prefix + "mIntent=" + mIntent); |
| 1259 | pw.println(prefix + "mLocation:"); |
| 1260 | mLocation.dump(new PrintWriterPrinter(pw), prefix + " "); |
| 1261 | } |
| 1262 | } |
| 1263 | |
| 1264 | // Listener for receiving locations to trigger proximity alerts |
| 1265 | class ProximityListener extends ILocationListener.Stub { |
| 1266 | |
| 1267 | boolean isGpsAvailable = false; |
| 1268 | |
| 1269 | // Note: this is called with the lock held. |
| 1270 | public void onLocationChanged(Location loc) { |
| 1271 | |
| 1272 | // If Gps is available, then ignore updates from NetworkLocationProvider |
| 1273 | if (loc.getProvider().equals(LocationManager.GPS_PROVIDER)) { |
| 1274 | isGpsAvailable = true; |
| 1275 | } |
| 1276 | if (isGpsAvailable && loc.getProvider().equals(LocationManager.NETWORK_PROVIDER)) { |
| 1277 | return; |
| 1278 | } |
| 1279 | |
| 1280 | // Process proximity alerts |
| 1281 | long now = System.currentTimeMillis(); |
| 1282 | double latitude = loc.getLatitude(); |
| 1283 | double longitude = loc.getLongitude(); |
| 1284 | ArrayList<PendingIntent> intentsToRemove = null; |
| 1285 | |
| 1286 | for (ProximityAlert alert : mProximityAlerts.values()) { |
| 1287 | PendingIntent intent = alert.getIntent(); |
| 1288 | long expiration = alert.getExpiration(); |
| 1289 | |
| 1290 | if ((expiration == -1) || (now <= expiration)) { |
| 1291 | boolean entered = mProximitiesEntered.contains(alert); |
| 1292 | boolean inProximity = |
| 1293 | alert.isInProximity(latitude, longitude); |
| 1294 | if (!entered && inProximity) { |
| 1295 | if (Config.LOGD) { |
| 1296 | Log.i(TAG, "Entered alert"); |
| 1297 | } |
| 1298 | mProximitiesEntered.add(alert); |
| 1299 | Intent enteredIntent = new Intent(); |
| 1300 | enteredIntent.putExtra(LocationManager.KEY_PROXIMITY_ENTERING, true); |
| 1301 | try { |
| 1302 | intent.send(mContext, 0, enteredIntent, null, null); |
| 1303 | } catch (PendingIntent.CanceledException e) { |
| 1304 | if (Config.LOGD) { |
| 1305 | Log.i(TAG, "Canceled proximity alert: " + alert, e); |
| 1306 | } |
| 1307 | if (intentsToRemove == null) { |
| 1308 | intentsToRemove = new ArrayList<PendingIntent>(); |
| 1309 | } |
| 1310 | intentsToRemove.add(intent); |
| 1311 | } |
| 1312 | } else if (entered && !inProximity) { |
| 1313 | if (Config.LOGD) { |
| 1314 | Log.i(TAG, "Exited alert"); |
| 1315 | } |
| 1316 | mProximitiesEntered.remove(alert); |
| 1317 | Intent exitedIntent = new Intent(); |
| 1318 | exitedIntent.putExtra(LocationManager.KEY_PROXIMITY_ENTERING, false); |
| 1319 | try { |
| 1320 | intent.send(mContext, 0, exitedIntent, null, null); |
| 1321 | } catch (PendingIntent.CanceledException e) { |
| 1322 | if (Config.LOGD) { |
| 1323 | Log.i(TAG, "Canceled proximity alert: " + alert, e); |
| 1324 | } |
| 1325 | if (intentsToRemove == null) { |
| 1326 | intentsToRemove = new ArrayList<PendingIntent>(); |
| 1327 | } |
| 1328 | intentsToRemove.add(intent); |
| 1329 | } |
| 1330 | } |
| 1331 | } else { |
| 1332 | // Mark alert for expiration |
| 1333 | if (Config.LOGD) { |
| 1334 | Log.i(TAG, "Expiring proximity alert: " + alert); |
| 1335 | } |
| 1336 | if (intentsToRemove == null) { |
| 1337 | intentsToRemove = new ArrayList<PendingIntent>(); |
| 1338 | } |
| 1339 | intentsToRemove.add(alert.getIntent()); |
| 1340 | } |
| 1341 | } |
| 1342 | |
| 1343 | // Remove expired alerts |
| 1344 | if (intentsToRemove != null) { |
| 1345 | for (PendingIntent i : intentsToRemove) { |
| 1346 | mProximityAlerts.remove(i); |
| 1347 | ProximityAlert alert = mProximityAlerts.get(i); |
| 1348 | mProximitiesEntered.remove(alert); |
| 1349 | } |
| 1350 | } |
| 1351 | |
| 1352 | } |
| 1353 | |
| 1354 | // Note: this is called with the lock held. |
| 1355 | public void onProviderDisabled(String provider) { |
| 1356 | if (provider.equals(LocationManager.GPS_PROVIDER)) { |
| 1357 | isGpsAvailable = false; |
| 1358 | } |
| 1359 | } |
| 1360 | |
| 1361 | // Note: this is called with the lock held. |
| 1362 | public void onProviderEnabled(String provider) { |
| 1363 | // ignore |
| 1364 | } |
| 1365 | |
| 1366 | // Note: this is called with the lock held. |
| 1367 | public void onStatusChanged(String provider, int status, Bundle extras) { |
| 1368 | if ((provider.equals(LocationManager.GPS_PROVIDER)) && |
| 1369 | (status != LocationProvider.AVAILABLE)) { |
| 1370 | isGpsAvailable = false; |
| 1371 | } |
| 1372 | } |
| 1373 | } |
| 1374 | |
| 1375 | public void addProximityAlert(double latitude, double longitude, |
| 1376 | float radius, long expiration, PendingIntent intent) { |
| 1377 | try { |
| 1378 | synchronized (mLocationListeners) { |
| 1379 | addProximityAlertLocked(latitude, longitude, radius, expiration, intent); |
| 1380 | } |
| 1381 | } catch (SecurityException se) { |
| 1382 | throw se; |
| 1383 | } catch (Exception e) { |
| 1384 | Log.e(TAG, "addProximityAlert got exception:", e); |
| 1385 | } |
| 1386 | } |
| 1387 | |
| 1388 | private void addProximityAlertLocked(double latitude, double longitude, |
| 1389 | float radius, long expiration, PendingIntent intent) { |
| 1390 | if (Config.LOGD) { |
| 1391 | Log.d(TAG, "addProximityAlert: latitude = " + latitude + |
| 1392 | ", longitude = " + longitude + |
| 1393 | ", expiration = " + expiration + |
| 1394 | ", intent = " + intent); |
| 1395 | } |
| 1396 | |
| 1397 | // Require ability to access all providers for now |
| 1398 | if (!isAllowedProviderSafe(LocationManager.GPS_PROVIDER) || |
| 1399 | !isAllowedProviderSafe(LocationManager.NETWORK_PROVIDER)) { |
| 1400 | throw new SecurityException("Requires ACCESS_FINE_LOCATION permission"); |
| 1401 | } |
| 1402 | |
| 1403 | if (expiration != -1) { |
| 1404 | expiration += System.currentTimeMillis(); |
| 1405 | } |
| 1406 | ProximityAlert alert = new ProximityAlert(Binder.getCallingUid(), |
| 1407 | latitude, longitude, radius, expiration, intent); |
| 1408 | mProximityAlerts.put(intent, alert); |
| 1409 | |
| 1410 | if (mProximityListener == null) { |
| 1411 | mProximityListener = new Receiver(new ProximityListener(), -1); |
| 1412 | |
| 1413 | LocationProvider provider = LocationProviderImpl.getProvider( |
| 1414 | LocationManager.GPS_PROVIDER); |
| 1415 | if (provider != null) { |
| 1416 | requestLocationUpdatesLocked(provider.getName(), 1000L, 1.0f, mProximityListener); |
| 1417 | } |
| 1418 | |
| 1419 | provider = |
| 1420 | LocationProviderImpl.getProvider(LocationManager.NETWORK_PROVIDER); |
| 1421 | if (provider != null) { |
| 1422 | requestLocationUpdatesLocked(provider.getName(), 1000L, 1.0f, mProximityListener); |
| 1423 | } |
| 1424 | } else if (mGpsNavigating) { |
| 1425 | updateReportedGpsLocked(); |
| 1426 | } |
| 1427 | } |
| 1428 | |
| 1429 | public void removeProximityAlert(PendingIntent intent) { |
| 1430 | try { |
| 1431 | synchronized (mLocationListeners) { |
| 1432 | removeProximityAlertLocked(intent); |
| 1433 | } |
| 1434 | } catch (SecurityException se) { |
| 1435 | throw se; |
| 1436 | } catch (Exception e) { |
| 1437 | Log.e(TAG, "removeProximityAlert got exception:", e); |
| 1438 | } |
| 1439 | } |
| 1440 | |
| 1441 | private void removeProximityAlertLocked(PendingIntent intent) { |
| 1442 | if (Config.LOGD) { |
| 1443 | Log.d(TAG, "removeProximityAlert: intent = " + intent); |
| 1444 | } |
| 1445 | |
| 1446 | mProximityAlerts.remove(intent); |
| 1447 | if (mProximityAlerts.size() == 0) { |
| 1448 | removeUpdatesLocked(mProximityListener); |
| 1449 | mProximityListener = null; |
| 1450 | } else if (mGpsNavigating) { |
| 1451 | updateReportedGpsLocked(); |
| 1452 | } |
| 1453 | } |
| 1454 | |
| 1455 | /** |
| 1456 | * @return null if the provider does not exits |
| 1457 | * @throw SecurityException if the provider is not allowed to be |
| 1458 | * accessed by the caller |
| 1459 | */ |
| 1460 | public Bundle getProviderInfo(String provider) { |
| 1461 | try { |
| 1462 | synchronized (mLocationListeners) { |
| 1463 | return _getProviderInfoLocked(provider); |
| 1464 | } |
| 1465 | } catch (SecurityException se) { |
| 1466 | throw se; |
| 1467 | } catch (Exception e) { |
| 1468 | Log.e(TAG, "_getProviderInfo got exception:", e); |
| 1469 | return null; |
| 1470 | } |
| 1471 | } |
| 1472 | |
| 1473 | private Bundle _getProviderInfoLocked(String provider) { |
| 1474 | LocationProviderImpl p = LocationProviderImpl.getProvider(provider); |
| 1475 | if (p == null) { |
| 1476 | return null; |
| 1477 | } |
| 1478 | |
| 1479 | checkPermissionsSafe(provider); |
| 1480 | |
| 1481 | Bundle b = new Bundle(); |
| 1482 | b.putBoolean("network", p.requiresNetwork()); |
| 1483 | b.putBoolean("satellite", p.requiresSatellite()); |
| 1484 | b.putBoolean("cell", p.requiresCell()); |
| 1485 | b.putBoolean("cost", p.hasMonetaryCost()); |
| 1486 | b.putBoolean("altitude", p.supportsAltitude()); |
| 1487 | b.putBoolean("speed", p.supportsSpeed()); |
| 1488 | b.putBoolean("bearing", p.supportsBearing()); |
| 1489 | b.putInt("power", p.getPowerRequirement()); |
| 1490 | b.putInt("accuracy", p.getAccuracy()); |
| 1491 | |
| 1492 | return b; |
| 1493 | } |
| 1494 | |
| 1495 | public boolean isProviderEnabled(String provider) { |
| 1496 | try { |
| 1497 | synchronized (mLocationListeners) { |
| 1498 | return _isProviderEnabledLocked(provider); |
| 1499 | } |
| 1500 | } catch (SecurityException se) { |
| 1501 | throw se; |
| 1502 | } catch (Exception e) { |
| 1503 | Log.e(TAG, "isProviderEnabled got exception:", e); |
| 1504 | return false; |
| 1505 | } |
| 1506 | } |
| 1507 | |
| 1508 | private boolean _isProviderEnabledLocked(String provider) { |
| 1509 | checkPermissionsSafe(provider); |
| 1510 | |
| 1511 | LocationProviderImpl p = LocationProviderImpl.getProvider(provider); |
| 1512 | if (p == null) { |
| 1513 | throw new IllegalArgumentException("provider=" + provider); |
| 1514 | } |
| 1515 | return isAllowedBySettingsLocked(provider); |
| 1516 | } |
| 1517 | |
| 1518 | public Location getLastKnownLocation(String provider) { |
| 1519 | try { |
| 1520 | synchronized (mLocationListeners) { |
| 1521 | return _getLastKnownLocationLocked(provider); |
| 1522 | } |
| 1523 | } catch (SecurityException se) { |
| 1524 | throw se; |
| 1525 | } catch (Exception e) { |
| 1526 | Log.e(TAG, "getLastKnownLocation got exception:", e); |
| 1527 | return null; |
| 1528 | } |
| 1529 | } |
| 1530 | |
| 1531 | private Location _getLastKnownLocationLocked(String provider) { |
| 1532 | checkPermissionsSafe(provider); |
| 1533 | |
| 1534 | LocationProviderImpl p = LocationProviderImpl.getProvider(provider); |
| 1535 | if (p == null) { |
| 1536 | throw new IllegalArgumentException("provider=" + provider); |
| 1537 | } |
| 1538 | |
| 1539 | if (!isAllowedBySettingsLocked(provider)) { |
| 1540 | return null; |
| 1541 | } |
| 1542 | |
| 1543 | Location location = mLastKnownLocation.get(provider); |
| 1544 | if (location == null) { |
| 1545 | // Get the persistent last known location for the provider |
| 1546 | location = readLastKnownLocationLocked(provider); |
| 1547 | if (location != null) { |
| 1548 | mLastKnownLocation.put(provider, location); |
| 1549 | } |
| 1550 | } |
| 1551 | |
| 1552 | return location; |
| 1553 | } |
| 1554 | |
| 1555 | private static boolean shouldBroadcastSafe(Location loc, Location lastLoc, UpdateRecord record) { |
| 1556 | // Always broadcast the first update |
| 1557 | if (lastLoc == null) { |
| 1558 | return true; |
| 1559 | } |
| 1560 | |
| 1561 | // Don't broadcast same location again regardless of condition |
| 1562 | // TODO - we should probably still rebroadcast if user explicitly sets a minTime > 0 |
| 1563 | if (loc.getTime() == lastLoc.getTime()) { |
| 1564 | return false; |
| 1565 | } |
| 1566 | |
| 1567 | // Check whether sufficient distance has been traveled |
| 1568 | double minDistance = record.mMinDistance; |
| 1569 | if (minDistance > 0.0) { |
| 1570 | if (loc.distanceTo(lastLoc) <= minDistance) { |
| 1571 | return false; |
| 1572 | } |
| 1573 | } |
| 1574 | |
| 1575 | return true; |
| 1576 | } |
| 1577 | |
| 1578 | private void handleLocationChangedLocked(String provider) { |
| 1579 | ArrayList<UpdateRecord> records = mRecordsByProvider.get(provider); |
| 1580 | if (records == null || records.size() == 0) { |
| 1581 | return; |
| 1582 | } |
| 1583 | |
| 1584 | LocationProviderImpl p = LocationProviderImpl.getProvider(provider); |
| 1585 | if (p == null) { |
| 1586 | return; |
| 1587 | } |
| 1588 | |
| 1589 | // Get location object |
| 1590 | Location loc = mLocationsByProvider.get(provider); |
| 1591 | if (loc == null) { |
| 1592 | loc = new Location(provider); |
| 1593 | mLocationsByProvider.put(provider, loc); |
| 1594 | } else { |
| 1595 | loc.reset(); |
| 1596 | } |
| 1597 | |
| 1598 | // Use the mock location if available |
| 1599 | Location mockLoc = mMockProviderLocation.get(provider); |
| 1600 | boolean locationValid; |
| 1601 | if (mockLoc != null) { |
| 1602 | locationValid = true; |
| 1603 | loc.set(mockLoc); |
| 1604 | } else { |
| 1605 | locationValid = p.getLocation(loc); |
| 1606 | } |
| 1607 | |
| 1608 | // Update last known location for provider |
| 1609 | if (locationValid) { |
| 1610 | Location location = mLastKnownLocation.get(provider); |
| 1611 | if (location == null) { |
| 1612 | mLastKnownLocation.put(provider, new Location(loc)); |
| 1613 | } else { |
| 1614 | location.set(loc); |
| 1615 | } |
| 1616 | writeLastKnownLocationLocked(provider, loc); |
| 1617 | |
| 1618 | if (p instanceof INetworkLocationProvider) { |
| 1619 | mWakeLockNetworkReceived = true; |
| 1620 | } else if (p instanceof GpsLocationProvider) { |
| 1621 | // Gps location received signal is in NetworkStateBroadcastReceiver |
| 1622 | } |
| 1623 | } |
| 1624 | |
| 1625 | // Fetch latest status update time |
| 1626 | long newStatusUpdateTime = p.getStatusUpdateTime(); |
| 1627 | |
| 1628 | // Override real time with mock time if present |
| 1629 | Long mockStatusUpdateTime = mMockProviderStatusUpdateTime.get(provider); |
| 1630 | if (mockStatusUpdateTime != null) { |
| 1631 | newStatusUpdateTime = mockStatusUpdateTime.longValue(); |
| 1632 | } |
| 1633 | |
| 1634 | // Get latest status |
| 1635 | Bundle extras = new Bundle(); |
| 1636 | int status = p.getStatus(extras); |
| 1637 | |
| 1638 | // Override status with mock status if present |
| 1639 | Integer mockStatus = mMockProviderStatus.get(provider); |
| 1640 | if (mockStatus != null) { |
| 1641 | status = mockStatus.intValue(); |
| 1642 | } |
| 1643 | |
| 1644 | // Override extras with mock extras if present |
| 1645 | Bundle mockExtras = mMockProviderStatusExtras.get(provider); |
| 1646 | if (mockExtras != null) { |
| 1647 | extras.clear(); |
| 1648 | extras.putAll(mockExtras); |
| 1649 | } |
| 1650 | |
| 1651 | ArrayList<Receiver> deadReceivers = null; |
| 1652 | |
| 1653 | // Broadcast location or status to all listeners |
| 1654 | final int N = records.size(); |
| 1655 | for (int i=0; i<N; i++) { |
| 1656 | UpdateRecord r = records.get(i); |
| 1657 | Receiver receiver = r.mReceiver; |
| 1658 | |
| 1659 | // Broadcast location only if it is valid |
| 1660 | if (locationValid) { |
| 1661 | HashMap<String,Location> map = mLastFixBroadcast.get(receiver); |
| 1662 | if (map == null) { |
| 1663 | map = new HashMap<String,Location>(); |
| 1664 | mLastFixBroadcast.put(receiver, map); |
| 1665 | } |
| 1666 | Location lastLoc = map.get(provider); |
| 1667 | if ((lastLoc == null) || shouldBroadcastSafe(loc, lastLoc, r)) { |
| 1668 | if (lastLoc == null) { |
| 1669 | lastLoc = new Location(loc); |
| 1670 | map.put(provider, lastLoc); |
| 1671 | } else { |
| 1672 | lastLoc.set(loc); |
| 1673 | } |
| 1674 | if (!receiver.callLocationChangedLocked(loc)) { |
| 1675 | Log.w(TAG, "RemoteException calling onLocationChanged on " + receiver); |
| 1676 | if (deadReceivers == null) { |
| 1677 | deadReceivers = new ArrayList<Receiver>(); |
| 1678 | } |
| 1679 | deadReceivers.add(receiver); |
| 1680 | } |
| 1681 | } |
| 1682 | } |
| 1683 | |
| 1684 | // Broadcast status message |
| 1685 | HashMap<String,Long> statusMap = mLastStatusBroadcast.get(receiver); |
| 1686 | if (statusMap == null) { |
| 1687 | statusMap = new HashMap<String,Long>(); |
| 1688 | mLastStatusBroadcast.put(receiver, statusMap); |
| 1689 | } |
| 1690 | long prevStatusUpdateTime = |
| 1691 | (statusMap.get(provider) != null) ? statusMap.get(provider) : 0; |
| 1692 | |
| 1693 | if ((newStatusUpdateTime > prevStatusUpdateTime) && |
| 1694 | (prevStatusUpdateTime != 0 || status != LocationProvider.AVAILABLE)) { |
| 1695 | |
| 1696 | statusMap.put(provider, newStatusUpdateTime); |
| 1697 | if (!receiver.callStatusChangedLocked(provider, status, extras)) { |
| 1698 | Log.w(TAG, "RemoteException calling onStatusChanged on " + receiver); |
| 1699 | if (deadReceivers == null) { |
| 1700 | deadReceivers = new ArrayList<Receiver>(); |
| 1701 | } |
| 1702 | if (!deadReceivers.contains(receiver)) { |
| 1703 | deadReceivers.add(receiver); |
| 1704 | } |
| 1705 | } |
| 1706 | } |
| 1707 | } |
| 1708 | |
| 1709 | if (deadReceivers != null) { |
| 1710 | for (int i=deadReceivers.size()-1; i>=0; i--) { |
| 1711 | removeUpdatesLocked(deadReceivers.get(i)); |
| 1712 | } |
| 1713 | } |
| 1714 | } |
| 1715 | |
| 1716 | private class LocationWorkerHandler extends Handler { |
| 1717 | |
| 1718 | @Override |
| 1719 | public void handleMessage(Message msg) { |
| 1720 | try { |
| 1721 | if (msg.what == MESSAGE_HEARTBEAT) { |
| 1722 | // log("LocationWorkerHandler: Heartbeat!"); |
| 1723 | |
| 1724 | synchronized (mLocationListeners) { |
| 1725 | String provider = (String) msg.obj; |
| 1726 | if (!isAllowedBySettingsLocked(provider)) { |
| 1727 | return; |
| 1728 | } |
| 1729 | |
| 1730 | // Process the location fix if the screen is on or we're holding a wakelock |
| 1731 | if (mScreenOn || (mWakeLockAcquireTime != 0)) { |
| 1732 | handleLocationChangedLocked(provider); |
| 1733 | } |
| 1734 | |
| 1735 | // If it continues to have listeners |
| 1736 | ArrayList<UpdateRecord> records = mRecordsByProvider.get(provider); |
| 1737 | if (records != null && records.size() > 0) { |
| 1738 | Message m = Message.obtain(this, MESSAGE_HEARTBEAT, provider); |
| 1739 | sendMessageAtTime(m, SystemClock.uptimeMillis() + 1000); |
| 1740 | } |
| 1741 | |
| 1742 | if ((mWakeLockAcquireTime != 0) && |
| 1743 | (SystemClock.elapsedRealtime() - mWakeLockAcquireTime |
| 1744 | > MAX_TIME_FOR_WAKE_LOCK)) { |
| 1745 | |
| 1746 | removeMessages(MESSAGE_ACQUIRE_WAKE_LOCK); |
| 1747 | removeMessages(MESSAGE_RELEASE_WAKE_LOCK); |
| 1748 | |
| 1749 | log("LocationWorkerHandler: Exceeded max time for wake lock"); |
| 1750 | Message m = Message.obtain(this, MESSAGE_RELEASE_WAKE_LOCK); |
| 1751 | sendMessageAtFrontOfQueue(m); |
| 1752 | |
| 1753 | } else if (mWakeLockAcquireTime != 0 && |
| 1754 | mWakeLockGpsReceived && mWakeLockNetworkReceived) { |
| 1755 | |
| 1756 | removeMessages(MESSAGE_ACQUIRE_WAKE_LOCK); |
| 1757 | removeMessages(MESSAGE_RELEASE_WAKE_LOCK); |
| 1758 | |
| 1759 | log("LocationWorkerHandler: Locations received."); |
| 1760 | mWakeLockAcquireTime = 0; |
| 1761 | Message m = Message.obtain(this, MESSAGE_RELEASE_WAKE_LOCK); |
| 1762 | sendMessageDelayed(m, TIME_AFTER_WAKE_LOCK); |
| 1763 | } |
| 1764 | } |
| 1765 | |
| 1766 | } else if (msg.what == MESSAGE_ACQUIRE_WAKE_LOCK) { |
| 1767 | log("LocationWorkerHandler: Acquire"); |
| 1768 | synchronized (mLocationListeners) { |
| 1769 | acquireWakeLockLocked(); |
| 1770 | } |
| 1771 | } else if (msg.what == MESSAGE_RELEASE_WAKE_LOCK) { |
| 1772 | log("LocationWorkerHandler: Release"); |
| 1773 | |
| 1774 | // Update wakelock status so the next alarm is set before releasing wakelock |
| 1775 | synchronized (mLocationListeners) { |
| 1776 | updateWakelockStatusLocked(mScreenOn); |
| 1777 | releaseWakeLockLocked(); |
| 1778 | } |
| 1779 | } else if (msg.what == MESSAGE_INSTALL_NETWORK_LOCATION_PROVIDER) { |
| 1780 | synchronized (mLocationListeners) { |
| 1781 | Log.d(TAG, "installing network location provider"); |
| 1782 | INetworkLocationManager.InstallCallback callback = |
| 1783 | (INetworkLocationManager.InstallCallback)msg.obj; |
| 1784 | callback.installNetworkLocationProvider(LocationManagerService.this); |
| 1785 | } |
| 1786 | } |
| 1787 | } catch (Exception e) { |
| 1788 | // Log, don't crash! |
| 1789 | Log.e(TAG, "Exception in LocationWorkerHandler.handleMessage:", e); |
| 1790 | } |
| 1791 | } |
| 1792 | } |
| 1793 | |
| 1794 | class CellLocationUpdater extends Thread { |
| 1795 | CellLocation mNextLocation; |
| 1796 | |
| 1797 | CellLocationUpdater() { |
| 1798 | super("CellLocationUpdater"); |
| 1799 | } |
| 1800 | |
| 1801 | @Override |
| 1802 | public void run() { |
| 1803 | int curAsu = -1; |
| 1804 | CellLocation curLocation = null; |
| 1805 | |
| 1806 | while (true) { |
| 1807 | // See if there is more work to do... |
| 1808 | synchronized (mLocationListeners) { |
| 1809 | if (curLocation == mNextLocation) { |
| 1810 | mCellLocationUpdater = null; |
| 1811 | break; |
| 1812 | } |
| 1813 | |
| 1814 | curLocation = mNextLocation; |
| 1815 | if (curLocation == null) { |
| 1816 | mCellLocationUpdater = null; |
| 1817 | break; |
| 1818 | } |
| 1819 | |
| 1820 | curAsu = mLastSignalStrength; |
| 1821 | |
| 1822 | mNextLocation = null; |
| 1823 | } |
| 1824 | |
| 1825 | try { |
| 1826 | // Gets cell state. This can block so must be done without |
| 1827 | // locks held. |
| 1828 | CellState cs = new CellState(mTelephonyManager, curLocation, curAsu); |
| 1829 | |
| 1830 | synchronized (mLocationListeners) { |
| 1831 | mLastCellState = cs; |
| 1832 | |
| 1833 | cs.updateSignalStrength(mLastSignalStrength); |
| 1834 | cs.updateRadioType(mLastRadioType); |
| 1835 | |
| 1836 | // Notify collector |
| 1837 | if (mCollector != null) { |
| 1838 | mCollector.updateCellState(cs); |
| 1839 | } |
| 1840 | |
| 1841 | // Updates providers |
| 1842 | List<LocationProviderImpl> providers = LocationProviderImpl.getProviders(); |
| 1843 | for (LocationProviderImpl provider : providers) { |
| 1844 | if (provider.requiresCell()) { |
| 1845 | provider.updateCellState(cs); |
| 1846 | } |
| 1847 | } |
| 1848 | } |
| 1849 | } catch (RuntimeException e) { |
| 1850 | Log.e(TAG, "Exception in PhoneStateListener.onCellLocationChanged:", e); |
| 1851 | } |
| 1852 | } |
| 1853 | } |
| 1854 | } |
| 1855 | |
| 1856 | CellLocationUpdater mCellLocationUpdater = null; |
| 1857 | CellState mLastCellState = null; |
| 1858 | int mLastSignalStrength = -1; |
| 1859 | int mLastRadioType = -1; |
| 1860 | |
| 1861 | PhoneStateListener mPhoneStateListener = new PhoneStateListener() { |
| 1862 | |
| 1863 | @Override |
| 1864 | public void onCellLocationChanged(CellLocation cellLocation) { |
| 1865 | synchronized (mLocationListeners) { |
| 1866 | if (mCellLocationUpdater == null) { |
| 1867 | mCellLocationUpdater = new CellLocationUpdater(); |
| 1868 | mCellLocationUpdater.start(); |
| 1869 | } |
| 1870 | mCellLocationUpdater.mNextLocation = cellLocation; |
| 1871 | } |
| 1872 | } |
| 1873 | |
| 1874 | @Override |
| 1875 | public void onSignalStrengthChanged(int asu) { |
| 1876 | synchronized (mLocationListeners) { |
| 1877 | mLastSignalStrength = asu; |
| 1878 | |
| 1879 | if (mLastCellState != null) { |
| 1880 | mLastCellState.updateSignalStrength(asu); |
| 1881 | } |
| 1882 | } |
| 1883 | } |
| 1884 | |
| 1885 | @Override |
| 1886 | public void onDataConnectionStateChanged(int state) { |
| 1887 | synchronized (mLocationListeners) { |
| 1888 | // Get radio type |
| 1889 | int radioType = mTelephonyManager.getNetworkType(); |
| 1890 | if (radioType == TelephonyManager.NETWORK_TYPE_GPRS || |
| 1891 | radioType == TelephonyManager.NETWORK_TYPE_EDGE) { |
| 1892 | radioType = CellState.RADIO_TYPE_GPRS; |
| 1893 | } else if (radioType == TelephonyManager.NETWORK_TYPE_UMTS) { |
| 1894 | radioType = CellState.RADIO_TYPE_WCDMA; |
| 1895 | } |
| 1896 | mLastRadioType = radioType; |
| 1897 | |
| 1898 | if (mLastCellState != null) { |
| 1899 | mLastCellState.updateRadioType(radioType); |
| 1900 | } |
| 1901 | } |
| 1902 | } |
| 1903 | }; |
| 1904 | |
| 1905 | private class PowerStateBroadcastReceiver extends BroadcastReceiver { |
| 1906 | @Override public void onReceive(Context context, Intent intent) { |
| 1907 | String action = intent.getAction(); |
| 1908 | |
| 1909 | if (action.equals(ALARM_INTENT)) { |
| 1910 | synchronized (mLocationListeners) { |
| 1911 | log("PowerStateBroadcastReceiver: Alarm received"); |
| 1912 | mLocationHandler.removeMessages(MESSAGE_ACQUIRE_WAKE_LOCK); |
| 1913 | // Have to do this immediately, rather than posting a |
| 1914 | // message, so we execute our code while the system |
| 1915 | // is holding a wake lock until the alarm broadcast |
| 1916 | // is finished. |
| 1917 | acquireWakeLockLocked(); |
| 1918 | } |
| 1919 | |
| 1920 | } else if (action.equals(Intent.ACTION_SCREEN_OFF)) { |
| 1921 | log("PowerStateBroadcastReceiver: Screen off"); |
| 1922 | synchronized (mLocationListeners) { |
| 1923 | updateWakelockStatusLocked(false); |
| 1924 | } |
| 1925 | |
| 1926 | } else if (action.equals(Intent.ACTION_SCREEN_ON)) { |
| 1927 | log("PowerStateBroadcastReceiver: Screen on"); |
| 1928 | synchronized (mLocationListeners) { |
| 1929 | updateWakelockStatusLocked(true); |
| 1930 | } |
| 1931 | |
| 1932 | } else if (action.equals(Intent.ACTION_BATTERY_CHANGED)) { |
| 1933 | log("PowerStateBroadcastReceiver: Battery changed"); |
| 1934 | synchronized (mLocationListeners) { |
| 1935 | int scale = intent.getIntExtra(BATTERY_EXTRA_SCALE, 100); |
| 1936 | int level = intent.getIntExtra(BATTERY_EXTRA_LEVEL, 0); |
| 1937 | boolean plugged = intent.getIntExtra(BATTERY_EXTRA_PLUGGED, 0) != 0; |
| 1938 | |
| 1939 | // Notify collector battery state |
| 1940 | if (mCollector != null) { |
| 1941 | mCollector.updateBatteryState(scale, level, plugged); |
| 1942 | } |
| 1943 | } |
| 1944 | } else if (action.equals(Intent.ACTION_PACKAGE_REMOVED) |
| 1945 | || action.equals(Intent.ACTION_PACKAGE_RESTARTED)) { |
| 1946 | synchronized (mLocationListeners) { |
| 1947 | int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); |
| 1948 | if (uid >= 0) { |
| 1949 | ArrayList<Receiver> removedRecs = null; |
| 1950 | for (ArrayList<UpdateRecord> i : mRecordsByProvider.values()) { |
| 1951 | for (int j=i.size()-1; j>=0; j--) { |
| 1952 | UpdateRecord ur = i.get(j); |
| 1953 | if (ur.mReceiver.isPendingIntent() && ur.mUid == uid) { |
| 1954 | if (removedRecs == null) { |
| 1955 | removedRecs = new ArrayList<Receiver>(); |
| 1956 | } |
| 1957 | if (!removedRecs.contains(ur.mReceiver)) { |
| 1958 | removedRecs.add(ur.mReceiver); |
| 1959 | } |
| 1960 | } |
| 1961 | } |
| 1962 | } |
| 1963 | ArrayList<ProximityAlert> removedAlerts = null; |
| 1964 | for (ProximityAlert i : mProximityAlerts.values()) { |
| 1965 | if (i.mUid == uid) { |
| 1966 | if (removedAlerts == null) { |
| 1967 | removedAlerts = new ArrayList<ProximityAlert>(); |
| 1968 | } |
| 1969 | if (!removedAlerts.contains(i)) { |
| 1970 | removedAlerts.add(i); |
| 1971 | } |
| 1972 | } |
| 1973 | } |
| 1974 | if (removedRecs != null) { |
| 1975 | for (int i=removedRecs.size()-1; i>=0; i--) { |
| 1976 | removeUpdatesLocked(removedRecs.get(i)); |
| 1977 | } |
| 1978 | } |
| 1979 | if (removedAlerts != null) { |
| 1980 | for (int i=removedAlerts.size()-1; i>=0; i--) { |
| 1981 | removeProximityAlertLocked(removedAlerts.get(i).mIntent); |
| 1982 | } |
| 1983 | } |
| 1984 | } |
| 1985 | } |
| 1986 | } |
| 1987 | } |
| 1988 | } |
| 1989 | |
| 1990 | private class NetworkStateBroadcastReceiver extends BroadcastReceiver { |
| 1991 | @Override public void onReceive(Context context, Intent intent) { |
| 1992 | String action = intent.getAction(); |
| 1993 | |
| 1994 | if (action.equals(WifiManager.SCAN_RESULTS_AVAILABLE_ACTION)) { |
| 1995 | |
| 1996 | List<ScanResult> wifiScanResults = mWifiManager.getScanResults(); |
| 1997 | |
| 1998 | if (wifiScanResults == null) { |
| 1999 | return; |
| 2000 | } |
| 2001 | |
| 2002 | // Notify provider and collector of Wifi scan results |
| 2003 | synchronized (mLocationListeners) { |
| 2004 | if (mCollector != null) { |
| 2005 | mCollector.updateWifiScanResults(wifiScanResults); |
| 2006 | } |
| 2007 | if (mNetworkLocationInterface != null) { |
| 2008 | mNetworkLocationInterface.updateWifiScanResults(wifiScanResults); |
| 2009 | } |
| 2010 | } |
| 2011 | |
| 2012 | } else if (action.equals(ConnectivityManager.CONNECTIVITY_ACTION)) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2013 | boolean noConnectivity = |
| 2014 | intent.getBooleanExtra(ConnectivityManager.EXTRA_NO_CONNECTIVITY, false); |
| 2015 | if (!noConnectivity) { |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame^] | 2016 | mNetworkState = LocationProvider.AVAILABLE; |
| 2017 | } else { |
| 2018 | mNetworkState = LocationProvider.TEMPORARILY_UNAVAILABLE; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2019 | } |
| 2020 | |
| 2021 | // Notify location providers of current network state |
| 2022 | synchronized (mLocationListeners) { |
| 2023 | List<LocationProviderImpl> providers = LocationProviderImpl.getProviders(); |
| 2024 | for (LocationProviderImpl provider : providers) { |
| 2025 | if (provider.requiresNetwork()) { |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame^] | 2026 | provider.updateNetworkState(mNetworkState); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2027 | } |
| 2028 | } |
| 2029 | } |
| 2030 | |
| 2031 | } else if (action.equals(WifiManager.WIFI_STATE_CHANGED_ACTION)) { |
| 2032 | int state = intent.getIntExtra(WifiManager.EXTRA_WIFI_STATE, |
| 2033 | WifiManager.WIFI_STATE_UNKNOWN); |
| 2034 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2035 | if (state == WifiManager.WIFI_STATE_ENABLED) { |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame^] | 2036 | mWifiEnabled = true; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2037 | } else if (state == WifiManager.WIFI_STATE_DISABLED) { |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame^] | 2038 | mWifiEnabled = false; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2039 | } else { |
| 2040 | return; |
| 2041 | } |
| 2042 | |
| 2043 | // Notify network provider of current wifi enabled state |
| 2044 | synchronized (mLocationListeners) { |
| 2045 | if (mNetworkLocationInterface != null) { |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame^] | 2046 | mNetworkLocationInterface.updateWifiEnabledState(mWifiEnabled); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2047 | } |
| 2048 | } |
| 2049 | |
| 2050 | } else if (action.equals(GpsLocationProvider.GPS_ENABLED_CHANGE_ACTION)) { |
| 2051 | |
| 2052 | final boolean enabled = intent.getBooleanExtra(GpsLocationProvider.EXTRA_ENABLED, |
| 2053 | false); |
| 2054 | |
| 2055 | synchronized (mLocationListeners) { |
| 2056 | if (enabled) { |
| 2057 | updateReportedGpsLocked(); |
| 2058 | mGpsNavigating = true; |
| 2059 | } else { |
| 2060 | reportStopGpsLocked(); |
| 2061 | mGpsNavigating = false; |
| 2062 | // When GPS is disabled, we are OK to release wake-lock |
| 2063 | mWakeLockGpsReceived = true; |
| 2064 | } |
| 2065 | } |
| 2066 | } |
| 2067 | |
| 2068 | } |
| 2069 | } |
| 2070 | |
| 2071 | // Wake locks |
| 2072 | |
| 2073 | private void updateWakelockStatusLocked(boolean screenOn) { |
| 2074 | log("updateWakelockStatus(): " + screenOn); |
| 2075 | |
| 2076 | boolean needsLock = false; |
| 2077 | long minTime = Integer.MAX_VALUE; |
| 2078 | |
| 2079 | if (mNetworkLocationProvider != null && mNetworkLocationProvider.isLocationTracking()) { |
| 2080 | needsLock = true; |
| 2081 | minTime = Math.min(mNetworkLocationProvider.getMinTime(), minTime); |
| 2082 | } |
| 2083 | |
| 2084 | if (mGpsLocationProvider != null && mGpsLocationProvider.isLocationTracking()) { |
| 2085 | needsLock = true; |
| 2086 | minTime = Math.min(mGpsLocationProvider.getMinTime(), minTime); |
| 2087 | if (screenOn) { |
| 2088 | startGpsLocked(); |
| 2089 | } else if (mScreenOn && !screenOn) { |
| 2090 | // We just turned the screen off so stop navigating |
| 2091 | stopGpsLocked(); |
| 2092 | } |
| 2093 | } |
| 2094 | |
| 2095 | mScreenOn = screenOn; |
| 2096 | |
| 2097 | PendingIntent sender = |
| 2098 | PendingIntent.getBroadcast(mContext, 0, new Intent(ALARM_INTENT), 0); |
| 2099 | |
| 2100 | // Cancel existing alarm |
| 2101 | log("Cancelling existing alarm"); |
| 2102 | mAlarmManager.cancel(sender); |
| 2103 | |
| 2104 | if (needsLock && !mScreenOn) { |
| 2105 | long now = SystemClock.elapsedRealtime(); |
| 2106 | mAlarmManager.set( |
| 2107 | AlarmManager.ELAPSED_REALTIME_WAKEUP, now + minTime, sender); |
| 2108 | mAlarmInterval = minTime; |
| 2109 | log("Creating a new wakelock alarm with minTime = " + minTime); |
| 2110 | } else { |
| 2111 | log("No need for alarm"); |
| 2112 | mAlarmInterval = -1; |
| 2113 | |
| 2114 | // Clear out existing wakelocks |
| 2115 | mLocationHandler.removeMessages(MESSAGE_ACQUIRE_WAKE_LOCK); |
| 2116 | mLocationHandler.removeMessages(MESSAGE_RELEASE_WAKE_LOCK); |
| 2117 | releaseWakeLockLocked(); |
| 2118 | } |
| 2119 | } |
| 2120 | |
| 2121 | private void acquireWakeLockLocked() { |
| 2122 | try { |
| 2123 | acquireWakeLockXLocked(); |
| 2124 | } catch (Exception e) { |
| 2125 | // This is to catch a runtime exception thrown when we try to release an |
| 2126 | // already released lock. |
| 2127 | Log.e(TAG, "exception in acquireWakeLock()", e); |
| 2128 | } |
| 2129 | } |
| 2130 | |
| 2131 | private void acquireWakeLockXLocked() { |
| 2132 | if (mWakeLock.isHeld()) { |
| 2133 | log("Must release wakelock before acquiring"); |
| 2134 | mWakeLockAcquireTime = 0; |
| 2135 | mWakeLock.release(); |
| 2136 | } |
| 2137 | |
| 2138 | boolean networkActive = (mNetworkLocationProvider != null) |
| 2139 | && mNetworkLocationProvider.isLocationTracking(); |
| 2140 | boolean gpsActive = (mGpsLocationProvider != null) |
| 2141 | && mGpsLocationProvider.isLocationTracking(); |
| 2142 | |
| 2143 | boolean needsLock = networkActive || gpsActive; |
| 2144 | if (!needsLock) { |
| 2145 | log("No need for Lock!"); |
| 2146 | return; |
| 2147 | } |
| 2148 | |
| 2149 | mWakeLockGpsReceived = !gpsActive; |
| 2150 | mWakeLockNetworkReceived = !networkActive; |
| 2151 | |
| 2152 | // Acquire wake lock |
| 2153 | mWakeLock.acquire(); |
| 2154 | mWakeLockAcquireTime = SystemClock.elapsedRealtime(); |
| 2155 | log("Acquired wakelock"); |
| 2156 | |
| 2157 | // Start the gps provider |
| 2158 | startGpsLocked(); |
| 2159 | |
| 2160 | // Acquire cell lock |
| 2161 | if (mCellWakeLockAcquired) { |
| 2162 | // Lock is already acquired |
| 2163 | } else if (!mWakeLockNetworkReceived) { |
| 2164 | mTelephonyManager.enableLocationUpdates(); |
| 2165 | mCellWakeLockAcquired = true; |
| 2166 | } else { |
| 2167 | mCellWakeLockAcquired = false; |
| 2168 | } |
| 2169 | |
| 2170 | // Notify NetworkLocationProvider |
| 2171 | if (mNetworkLocationInterface != null) { |
| 2172 | mNetworkLocationInterface.updateCellLockStatus(mCellWakeLockAcquired); |
| 2173 | } |
| 2174 | |
| 2175 | // Acquire wifi lock |
| 2176 | WifiManager.WifiLock wifiLock = getWifiWakelockLocked(); |
| 2177 | if (wifiLock != null) { |
| 2178 | if (mWifiWakeLockAcquired) { |
| 2179 | // Lock is already acquired |
| 2180 | } else if (mWifiManager.isWifiEnabled() && !mWakeLockNetworkReceived) { |
| 2181 | wifiLock.acquire(); |
| 2182 | mWifiWakeLockAcquired = true; |
| 2183 | } else { |
| 2184 | mWifiWakeLockAcquired = false; |
| 2185 | Log.w(TAG, "acquireWakeLock(): Unable to get WiFi lock"); |
| 2186 | } |
| 2187 | } |
| 2188 | } |
| 2189 | |
| 2190 | private boolean reportGpsUidLocked(int curSeq, int nextSeq, int uid) { |
| 2191 | int seq = mReportedGpsUids.get(uid, -1); |
| 2192 | if (seq == curSeq) { |
| 2193 | // Already reported; propagate to next sequence. |
| 2194 | mReportedGpsUids.put(uid, nextSeq); |
| 2195 | return true; |
| 2196 | } else if (seq != nextSeq) { |
| 2197 | try { |
| 2198 | // New UID; report it. |
| 2199 | mBatteryStats.noteStartGps(uid); |
| 2200 | mReportedGpsUids.put(uid, nextSeq); |
| 2201 | return true; |
| 2202 | } catch (RemoteException e) { |
| 2203 | } |
| 2204 | } |
| 2205 | return false; |
| 2206 | } |
| 2207 | |
| 2208 | private void updateReportedGpsLocked() { |
| 2209 | if (mGpsLocationProvider == null) { |
| 2210 | return; |
| 2211 | } |
| 2212 | |
| 2213 | final String name = mGpsLocationProvider.getName(); |
| 2214 | final int curSeq = mReportedGpsSeq; |
| 2215 | final int nextSeq = (curSeq+1) >= 0 ? (curSeq+1) : 0; |
| 2216 | mReportedGpsSeq = nextSeq; |
| 2217 | |
| 2218 | ArrayList<UpdateRecord> urs = mRecordsByProvider.get(name); |
| 2219 | int num = 0; |
| 2220 | final int N = urs.size(); |
| 2221 | for (int i=0; i<N; i++) { |
| 2222 | UpdateRecord ur = urs.get(i); |
| 2223 | if (ur.mReceiver == mProximityListener) { |
| 2224 | // We don't want the system to take the blame for this one. |
| 2225 | continue; |
| 2226 | } |
| 2227 | if (reportGpsUidLocked(curSeq, nextSeq, ur.mUid)) { |
| 2228 | num++; |
| 2229 | } |
| 2230 | } |
| 2231 | |
| 2232 | for (ProximityAlert pe : mProximityAlerts.values()) { |
| 2233 | if (reportGpsUidLocked(curSeq, nextSeq, pe.mUid)) { |
| 2234 | num++; |
| 2235 | } |
| 2236 | } |
| 2237 | |
| 2238 | if (num != mReportedGpsUids.size()) { |
| 2239 | // The number of uids is processed is different than the |
| 2240 | // array; report any that are no longer active. |
| 2241 | for (int i=mReportedGpsUids.size()-1; i>=0; i--) { |
| 2242 | if (mReportedGpsUids.valueAt(i) != nextSeq) { |
| 2243 | try { |
| 2244 | mBatteryStats.noteStopGps(mReportedGpsUids.keyAt(i)); |
| 2245 | } catch (RemoteException e) { |
| 2246 | } |
| 2247 | mReportedGpsUids.removeAt(i); |
| 2248 | } |
| 2249 | } |
| 2250 | } |
| 2251 | } |
| 2252 | |
| 2253 | private void reportStopGpsLocked() { |
| 2254 | int curSeq = mReportedGpsSeq; |
| 2255 | for (int i=mReportedGpsUids.size()-1; i>=0; i--) { |
| 2256 | if (mReportedGpsUids.valueAt(i) == curSeq) { |
| 2257 | try { |
| 2258 | mBatteryStats.noteStopGps(mReportedGpsUids.keyAt(i)); |
| 2259 | } catch (RemoteException e) { |
| 2260 | } |
| 2261 | } |
| 2262 | } |
| 2263 | curSeq++; |
| 2264 | if (curSeq < 0) curSeq = 0; |
| 2265 | mReportedGpsSeq = curSeq; |
| 2266 | mReportedGpsUids.clear(); |
| 2267 | } |
| 2268 | |
| 2269 | private void startGpsLocked() { |
| 2270 | boolean gpsActive = (mGpsLocationProvider != null) |
| 2271 | && mGpsLocationProvider.isLocationTracking(); |
| 2272 | if (gpsActive) { |
| 2273 | mGpsLocationProvider.startNavigating(); |
| 2274 | } |
| 2275 | } |
| 2276 | |
| 2277 | private void stopGpsLocked() { |
| 2278 | boolean gpsActive = mGpsLocationProvider != null |
| 2279 | && mGpsLocationProvider.isLocationTracking(); |
| 2280 | if (gpsActive) { |
| 2281 | mGpsLocationProvider.stopNavigating(); |
| 2282 | } |
| 2283 | } |
| 2284 | |
| 2285 | private void releaseWakeLockLocked() { |
| 2286 | try { |
| 2287 | releaseWakeLockXLocked(); |
| 2288 | } catch (Exception e) { |
| 2289 | // This is to catch a runtime exception thrown when we try to release an |
| 2290 | // already released lock. |
| 2291 | Log.e(TAG, "exception in releaseWakeLock()", e); |
| 2292 | } |
| 2293 | } |
| 2294 | |
| 2295 | private void releaseWakeLockXLocked() { |
| 2296 | // Release wifi lock |
| 2297 | WifiManager.WifiLock wifiLock = getWifiWakelockLocked(); |
| 2298 | if (wifiLock != null) { |
| 2299 | if (mWifiWakeLockAcquired) { |
| 2300 | wifiLock.release(); |
| 2301 | mWifiWakeLockAcquired = false; |
| 2302 | } |
| 2303 | } |
| 2304 | |
| 2305 | if (!mScreenOn) { |
| 2306 | // Stop the gps |
| 2307 | stopGpsLocked(); |
| 2308 | } |
| 2309 | |
| 2310 | // Release cell lock |
| 2311 | if (mCellWakeLockAcquired) { |
| 2312 | mTelephonyManager.disableLocationUpdates(); |
| 2313 | mCellWakeLockAcquired = false; |
| 2314 | } |
| 2315 | |
| 2316 | // Notify NetworkLocationProvider |
| 2317 | if (mNetworkLocationInterface != null) { |
| 2318 | mNetworkLocationInterface.updateCellLockStatus(mCellWakeLockAcquired); |
| 2319 | } |
| 2320 | |
| 2321 | // Release wake lock |
| 2322 | mWakeLockAcquireTime = 0; |
| 2323 | if (mWakeLock.isHeld()) { |
| 2324 | log("Released wakelock"); |
| 2325 | mWakeLock.release(); |
| 2326 | } else { |
| 2327 | log("Can't release wakelock again!"); |
| 2328 | } |
| 2329 | } |
| 2330 | |
| 2331 | // Geocoder |
| 2332 | |
| 2333 | public String getFromLocation(double latitude, double longitude, int maxResults, |
| 2334 | String language, String country, String variant, String appName, List<Address> addrs) { |
| 2335 | synchronized (mLocationListeners) { |
| 2336 | if (mNetworkLocationInterface != null) { |
| 2337 | return mNetworkLocationInterface.getFromLocation(latitude, longitude, maxResults, |
| 2338 | language, country, variant, appName, addrs); |
| 2339 | } else { |
| 2340 | return null; |
| 2341 | } |
| 2342 | } |
| 2343 | } |
| 2344 | |
| 2345 | public String getFromLocationName(String locationName, |
| 2346 | double lowerLeftLatitude, double lowerLeftLongitude, |
| 2347 | double upperRightLatitude, double upperRightLongitude, int maxResults, |
| 2348 | String language, String country, String variant, String appName, List<Address> addrs) { |
| 2349 | synchronized (mLocationListeners) { |
| 2350 | if (mNetworkLocationInterface != null) { |
| 2351 | return mNetworkLocationInterface.getFromLocationName(locationName, lowerLeftLatitude, |
| 2352 | lowerLeftLongitude, upperRightLatitude, upperRightLongitude, maxResults, |
| 2353 | language, country, variant, appName, addrs); |
| 2354 | } else { |
| 2355 | return null; |
| 2356 | } |
| 2357 | } |
| 2358 | } |
| 2359 | |
| 2360 | // Mock Providers |
| 2361 | |
| 2362 | class MockProvider extends LocationProviderImpl { |
| 2363 | boolean mRequiresNetwork; |
| 2364 | boolean mRequiresSatellite; |
| 2365 | boolean mRequiresCell; |
| 2366 | boolean mHasMonetaryCost; |
| 2367 | boolean mSupportsAltitude; |
| 2368 | boolean mSupportsSpeed; |
| 2369 | boolean mSupportsBearing; |
| 2370 | int mPowerRequirement; |
| 2371 | int mAccuracy; |
| 2372 | |
| 2373 | public MockProvider(String name, boolean requiresNetwork, boolean requiresSatellite, |
| 2374 | boolean requiresCell, boolean hasMonetaryCost, boolean supportsAltitude, |
| 2375 | boolean supportsSpeed, boolean supportsBearing, int powerRequirement, int accuracy) { |
| 2376 | super(name); |
| 2377 | |
| 2378 | mRequiresNetwork = requiresNetwork; |
| 2379 | mRequiresSatellite = requiresSatellite; |
| 2380 | mRequiresCell = requiresCell; |
| 2381 | mHasMonetaryCost = hasMonetaryCost; |
| 2382 | mSupportsAltitude = supportsAltitude; |
| 2383 | mSupportsBearing = supportsBearing; |
| 2384 | mSupportsSpeed = supportsSpeed; |
| 2385 | mPowerRequirement = powerRequirement; |
| 2386 | mAccuracy = accuracy; |
| 2387 | } |
| 2388 | |
| 2389 | @Override |
| 2390 | public void disable() { |
| 2391 | String name = getName(); |
| 2392 | // We shouldn't normally need to lock, since this should only be called |
| 2393 | // by the service with the lock held, but let's be paranid. |
| 2394 | synchronized (mLocationListeners) { |
| 2395 | mEnabledProviders.remove(name); |
| 2396 | mDisabledProviders.add(name); |
| 2397 | } |
| 2398 | } |
| 2399 | |
| 2400 | @Override |
| 2401 | public void enable() { |
| 2402 | String name = getName(); |
| 2403 | // We shouldn't normally need to lock, since this should only be called |
| 2404 | // by the service with the lock held, but let's be paranid. |
| 2405 | synchronized (mLocationListeners) { |
| 2406 | mEnabledProviders.add(name); |
| 2407 | mDisabledProviders.remove(name); |
| 2408 | } |
| 2409 | } |
| 2410 | |
| 2411 | @Override |
| 2412 | public boolean getLocation(Location l) { |
| 2413 | // We shouldn't normally need to lock, since this should only be called |
| 2414 | // by the service with the lock held, but let's be paranid. |
| 2415 | synchronized (mLocationListeners) { |
| 2416 | Location loc = mMockProviderLocation.get(getName()); |
| 2417 | if (loc == null) { |
| 2418 | return false; |
| 2419 | } |
| 2420 | l.set(loc); |
| 2421 | return true; |
| 2422 | } |
| 2423 | } |
| 2424 | |
| 2425 | @Override |
| 2426 | public int getStatus(Bundle extras) { |
| 2427 | // We shouldn't normally need to lock, since this should only be called |
| 2428 | // by the service with the lock held, but let's be paranid. |
| 2429 | synchronized (mLocationListeners) { |
| 2430 | String name = getName(); |
| 2431 | Integer s = mMockProviderStatus.get(name); |
| 2432 | int status = (s == null) ? AVAILABLE : s.intValue(); |
| 2433 | Bundle newExtras = mMockProviderStatusExtras.get(name); |
| 2434 | if (newExtras != null) { |
| 2435 | extras.clear(); |
| 2436 | extras.putAll(newExtras); |
| 2437 | } |
| 2438 | return status; |
| 2439 | } |
| 2440 | } |
| 2441 | |
| 2442 | @Override |
| 2443 | public boolean isEnabled() { |
| 2444 | // We shouldn't normally need to lock, since this should only be called |
| 2445 | // by the service with the lock held, but let's be paranid. |
| 2446 | synchronized (mLocationListeners) { |
| 2447 | return mEnabledProviders.contains(getName()); |
| 2448 | } |
| 2449 | } |
| 2450 | |
| 2451 | @Override |
| 2452 | public int getAccuracy() { |
| 2453 | return mAccuracy; |
| 2454 | } |
| 2455 | |
| 2456 | @Override |
| 2457 | public int getPowerRequirement() { |
| 2458 | return mPowerRequirement; |
| 2459 | } |
| 2460 | |
| 2461 | @Override |
| 2462 | public boolean hasMonetaryCost() { |
| 2463 | return mHasMonetaryCost; |
| 2464 | } |
| 2465 | |
| 2466 | @Override |
| 2467 | public boolean requiresCell() { |
| 2468 | return mRequiresCell; |
| 2469 | } |
| 2470 | |
| 2471 | @Override |
| 2472 | public boolean requiresNetwork() { |
| 2473 | return mRequiresNetwork; |
| 2474 | } |
| 2475 | |
| 2476 | @Override |
| 2477 | public boolean requiresSatellite() { |
| 2478 | return mRequiresSatellite; |
| 2479 | } |
| 2480 | |
| 2481 | @Override |
| 2482 | public boolean supportsAltitude() { |
| 2483 | return mSupportsAltitude; |
| 2484 | } |
| 2485 | |
| 2486 | @Override |
| 2487 | public boolean supportsBearing() { |
| 2488 | return mSupportsBearing; |
| 2489 | } |
| 2490 | |
| 2491 | @Override |
| 2492 | public boolean supportsSpeed() { |
| 2493 | return mSupportsSpeed; |
| 2494 | } |
| 2495 | } |
| 2496 | |
| 2497 | private void checkMockPermissionsSafe() { |
| 2498 | boolean allowMocks = Settings.Secure.getInt(mContext.getContentResolver(), |
| 2499 | Settings.Secure.ALLOW_MOCK_LOCATION, 0) == 1; |
| 2500 | if (!allowMocks) { |
| 2501 | throw new SecurityException("Requires ACCESS_MOCK_LOCATION secure setting"); |
| 2502 | } |
| 2503 | |
| 2504 | if (mContext.checkCallingPermission(ACCESS_MOCK_LOCATION) != |
| 2505 | PackageManager.PERMISSION_GRANTED) { |
| 2506 | throw new SecurityException("Requires ACCESS_MOCK_LOCATION permission"); |
| 2507 | } |
| 2508 | } |
| 2509 | |
| 2510 | public void addTestProvider(String name, boolean requiresNetwork, boolean requiresSatellite, |
| 2511 | boolean requiresCell, boolean hasMonetaryCost, boolean supportsAltitude, |
| 2512 | boolean supportsSpeed, boolean supportsBearing, int powerRequirement, int accuracy) { |
| 2513 | checkMockPermissionsSafe(); |
| 2514 | |
| 2515 | synchronized (mLocationListeners) { |
| 2516 | MockProvider provider = new MockProvider(name, requiresNetwork, requiresSatellite, |
| 2517 | requiresCell, hasMonetaryCost, supportsAltitude, |
| 2518 | supportsSpeed, supportsBearing, powerRequirement, accuracy); |
| 2519 | if (LocationProviderImpl.getProvider(name) != null) { |
| 2520 | throw new IllegalArgumentException("Provider \"" + name + "\" already exists"); |
| 2521 | } |
| 2522 | LocationProviderImpl.addProvider(provider); |
| 2523 | updateProvidersLocked(); |
| 2524 | } |
| 2525 | } |
| 2526 | |
| 2527 | public void removeTestProvider(String provider) { |
| 2528 | checkMockPermissionsSafe(); |
| 2529 | synchronized (mLocationListeners) { |
| 2530 | LocationProviderImpl p = LocationProviderImpl.getProvider(provider); |
| 2531 | if (p == null) { |
| 2532 | throw new IllegalArgumentException("Provider \"" + provider + "\" unknown"); |
| 2533 | } |
| 2534 | LocationProviderImpl.removeProvider(p); |
| 2535 | updateProvidersLocked(); |
| 2536 | } |
| 2537 | } |
| 2538 | |
| 2539 | public void setTestProviderLocation(String provider, Location loc) { |
| 2540 | checkMockPermissionsSafe(); |
| 2541 | synchronized (mLocationListeners) { |
| 2542 | if (LocationProviderImpl.getProvider(provider) == null) { |
| 2543 | throw new IllegalArgumentException("Provider \"" + provider + "\" unknown"); |
| 2544 | } |
| 2545 | mMockProviderLocation.put(provider, loc); |
| 2546 | } |
| 2547 | } |
| 2548 | |
| 2549 | public void clearTestProviderLocation(String provider) { |
| 2550 | checkMockPermissionsSafe(); |
| 2551 | synchronized (mLocationListeners) { |
| 2552 | if (LocationProviderImpl.getProvider(provider) == null) { |
| 2553 | throw new IllegalArgumentException("Provider \"" + provider + "\" unknown"); |
| 2554 | } |
| 2555 | mMockProviderLocation.remove(provider); |
| 2556 | } |
| 2557 | } |
| 2558 | |
| 2559 | public void setTestProviderEnabled(String provider, boolean enabled) { |
| 2560 | checkMockPermissionsSafe(); |
| 2561 | synchronized (mLocationListeners) { |
| 2562 | if (LocationProviderImpl.getProvider(provider) == null) { |
| 2563 | throw new IllegalArgumentException("Provider \"" + provider + "\" unknown"); |
| 2564 | } |
| 2565 | if (enabled) { |
| 2566 | mEnabledProviders.add(provider); |
| 2567 | mDisabledProviders.remove(provider); |
| 2568 | } else { |
| 2569 | mEnabledProviders.remove(provider); |
| 2570 | mDisabledProviders.add(provider); |
| 2571 | } |
| 2572 | updateProvidersLocked(); |
| 2573 | } |
| 2574 | } |
| 2575 | |
| 2576 | public void clearTestProviderEnabled(String provider) { |
| 2577 | checkMockPermissionsSafe(); |
| 2578 | synchronized (mLocationListeners) { |
| 2579 | if (LocationProviderImpl.getProvider(provider) == null) { |
| 2580 | throw new IllegalArgumentException("Provider \"" + provider + "\" unknown"); |
| 2581 | } |
| 2582 | mEnabledProviders.remove(provider); |
| 2583 | mDisabledProviders.remove(provider); |
| 2584 | updateProvidersLocked(); |
| 2585 | } |
| 2586 | } |
| 2587 | |
| 2588 | public void setTestProviderStatus(String provider, int status, Bundle extras, long updateTime) { |
| 2589 | checkMockPermissionsSafe(); |
| 2590 | synchronized (mLocationListeners) { |
| 2591 | if (LocationProviderImpl.getProvider(provider) == null) { |
| 2592 | throw new IllegalArgumentException("Provider \"" + provider + "\" unknown"); |
| 2593 | } |
| 2594 | mMockProviderStatus.put(provider, new Integer(status)); |
| 2595 | mMockProviderStatusExtras.put(provider, extras); |
| 2596 | mMockProviderStatusUpdateTime.put(provider, new Long(updateTime)); |
| 2597 | } |
| 2598 | } |
| 2599 | |
| 2600 | public void clearTestProviderStatus(String provider) { |
| 2601 | checkMockPermissionsSafe(); |
| 2602 | synchronized (mLocationListeners) { |
| 2603 | if (LocationProviderImpl.getProvider(provider) == null) { |
| 2604 | throw new IllegalArgumentException("Provider \"" + provider + "\" unknown"); |
| 2605 | } |
| 2606 | mMockProviderStatus.remove(provider); |
| 2607 | mMockProviderStatusExtras.remove(provider); |
| 2608 | mMockProviderStatusUpdateTime.remove(provider); |
| 2609 | } |
| 2610 | } |
| 2611 | |
| 2612 | private void log(String log) { |
| 2613 | if (Log.isLoggable(TAG, Log.VERBOSE)) { |
| 2614 | Log.d(TAG, log); |
| 2615 | } |
| 2616 | } |
| 2617 | |
| 2618 | protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { |
| 2619 | if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) |
| 2620 | != PackageManager.PERMISSION_GRANTED) { |
| 2621 | pw.println("Permission Denial: can't dump AlarmManager from from pid=" |
| 2622 | + Binder.getCallingPid() |
| 2623 | + ", uid=" + Binder.getCallingUid()); |
| 2624 | return; |
| 2625 | } |
| 2626 | |
| 2627 | synchronized (mLocationListeners) { |
| 2628 | pw.println("Current Location Manager state:"); |
| 2629 | pw.println(" sProvidersLoaded=" + sProvidersLoaded); |
| 2630 | pw.println(" mGpsLocationProvider=" + mGpsLocationProvider); |
| 2631 | pw.println(" mGpsNavigating=" + mGpsNavigating); |
| 2632 | pw.println(" mNetworkLocationProvider=" + mNetworkLocationProvider); |
| 2633 | pw.println(" mNetworkLocationInterface=" + mNetworkLocationInterface); |
| 2634 | pw.println(" mLastSignalStrength=" + mLastSignalStrength |
| 2635 | + " mLastRadioType=" + mLastRadioType); |
| 2636 | pw.println(" mCellLocationUpdater=" + mCellLocationUpdater); |
| 2637 | pw.println(" mLastCellState=" + mLastCellState); |
| 2638 | pw.println(" mCollector=" + mCollector); |
| 2639 | pw.println(" mAlarmInterval=" + mAlarmInterval |
| 2640 | + " mScreenOn=" + mScreenOn |
| 2641 | + " mWakeLockAcquireTime=" + mWakeLockAcquireTime); |
| 2642 | pw.println(" mWakeLockGpsReceived=" + mWakeLockGpsReceived |
| 2643 | + " mWakeLockNetworkReceived=" + mWakeLockNetworkReceived); |
| 2644 | pw.println(" mWifiWakeLockAcquired=" + mWifiWakeLockAcquired |
| 2645 | + " mCellWakeLockAcquired=" + mCellWakeLockAcquired); |
| 2646 | pw.println(" Listeners:"); |
| 2647 | int N = mListeners.size(); |
| 2648 | for (int i=0; i<N; i++) { |
| 2649 | pw.println(" " + mListeners.get(i)); |
| 2650 | } |
| 2651 | pw.println(" Location Listeners:"); |
| 2652 | for (Map.Entry<Receiver, HashMap<String,UpdateRecord>> i |
| 2653 | : mLocationListeners.entrySet()) { |
| 2654 | pw.println(" " + i.getKey() + ":"); |
| 2655 | for (Map.Entry<String,UpdateRecord> j : i.getValue().entrySet()) { |
| 2656 | pw.println(" " + j.getKey() + ":"); |
| 2657 | j.getValue().dump(pw, " "); |
| 2658 | } |
| 2659 | } |
| 2660 | pw.println(" Last Fix Broadcasts:"); |
| 2661 | for (Map.Entry<Receiver, HashMap<String,Location>> i |
| 2662 | : mLastFixBroadcast.entrySet()) { |
| 2663 | pw.println(" " + i.getKey() + ":"); |
| 2664 | for (Map.Entry<String,Location> j : i.getValue().entrySet()) { |
| 2665 | pw.println(" " + j.getKey() + ":"); |
| 2666 | j.getValue().dump(new PrintWriterPrinter(pw), " "); |
| 2667 | } |
| 2668 | } |
| 2669 | pw.println(" Last Status Broadcasts:"); |
| 2670 | for (Map.Entry<Receiver, HashMap<String,Long>> i |
| 2671 | : mLastStatusBroadcast.entrySet()) { |
| 2672 | pw.println(" " + i.getKey() + ":"); |
| 2673 | for (Map.Entry<String,Long> j : i.getValue().entrySet()) { |
| 2674 | pw.println(" " + j.getKey() + " -> 0x" |
| 2675 | + Long.toHexString(j.getValue())); |
| 2676 | } |
| 2677 | } |
| 2678 | pw.println(" Records by Provider:"); |
| 2679 | for (Map.Entry<String, ArrayList<UpdateRecord>> i |
| 2680 | : mRecordsByProvider.entrySet()) { |
| 2681 | pw.println(" " + i.getKey() + ":"); |
| 2682 | for (UpdateRecord j : i.getValue()) { |
| 2683 | pw.println(" " + j + ":"); |
| 2684 | j.dump(pw, " "); |
| 2685 | } |
| 2686 | } |
| 2687 | pw.println(" Locations by Provider:"); |
| 2688 | for (Map.Entry<String, Location> i |
| 2689 | : mLocationsByProvider.entrySet()) { |
| 2690 | pw.println(" " + i.getKey() + ":"); |
| 2691 | i.getValue().dump(new PrintWriterPrinter(pw), " "); |
| 2692 | } |
| 2693 | pw.println(" Last Known Locations:"); |
| 2694 | for (Map.Entry<String, Location> i |
| 2695 | : mLastKnownLocation.entrySet()) { |
| 2696 | pw.println(" " + i.getKey() + ":"); |
| 2697 | i.getValue().dump(new PrintWriterPrinter(pw), " "); |
| 2698 | } |
| 2699 | if (mProximityAlerts.size() > 0) { |
| 2700 | pw.println(" Proximity Alerts:"); |
| 2701 | for (Map.Entry<PendingIntent, ProximityAlert> i |
| 2702 | : mProximityAlerts.entrySet()) { |
| 2703 | pw.println(" " + i.getKey() + ":"); |
| 2704 | i.getValue().dump(pw, " "); |
| 2705 | } |
| 2706 | } |
| 2707 | if (mProximitiesEntered.size() > 0) { |
| 2708 | pw.println(" Proximities Entered:"); |
| 2709 | for (ProximityAlert i : mProximitiesEntered) { |
| 2710 | pw.println(" " + i + ":"); |
| 2711 | i.dump(pw, " "); |
| 2712 | } |
| 2713 | } |
| 2714 | pw.println(" mProximityListener=" + mProximityListener); |
| 2715 | if (mEnabledProviders.size() > 0) { |
| 2716 | pw.println(" Enabled Providers:"); |
| 2717 | for (String i : mEnabledProviders) { |
| 2718 | pw.println(" " + i); |
| 2719 | } |
| 2720 | |
| 2721 | } |
| 2722 | if (mDisabledProviders.size() > 0) { |
| 2723 | pw.println(" Disabled Providers:"); |
| 2724 | for (String i : mDisabledProviders) { |
| 2725 | pw.println(" " + i); |
| 2726 | } |
| 2727 | |
| 2728 | } |
| 2729 | if (mMockProviders.size() > 0) { |
| 2730 | pw.println(" Mock Providers:"); |
| 2731 | for (Map.Entry<String, MockProvider> i : mMockProviders.entrySet()) { |
| 2732 | pw.println(" " + i.getKey() + " -> " + i.getValue()); |
| 2733 | } |
| 2734 | } |
| 2735 | if (mMockProviderLocation.size() > 0) { |
| 2736 | pw.println(" Mock Provider Location:"); |
| 2737 | for (Map.Entry<String, Location> i : mMockProviderLocation.entrySet()) { |
| 2738 | pw.println(" " + i.getKey() + ":"); |
| 2739 | i.getValue().dump(new PrintWriterPrinter(pw), " "); |
| 2740 | } |
| 2741 | } |
| 2742 | if (mMockProviderStatus.size() > 0) { |
| 2743 | pw.println(" Mock Provider Status:"); |
| 2744 | for (Map.Entry<String, Integer> i : mMockProviderStatus.entrySet()) { |
| 2745 | pw.println(" " + i.getKey() + " -> 0x" |
| 2746 | + Integer.toHexString(i.getValue())); |
| 2747 | } |
| 2748 | } |
| 2749 | if (mMockProviderStatusExtras.size() > 0) { |
| 2750 | pw.println(" Mock Provider Status Extras:"); |
| 2751 | for (Map.Entry<String, Bundle> i : mMockProviderStatusExtras.entrySet()) { |
| 2752 | pw.println(" " + i.getKey() + " -> " + i.getValue()); |
| 2753 | } |
| 2754 | } |
| 2755 | if (mMockProviderStatusUpdateTime.size() > 0) { |
| 2756 | pw.println(" Mock Provider Status Update Time:"); |
| 2757 | for (Map.Entry<String, Long> i : mMockProviderStatusUpdateTime.entrySet()) { |
| 2758 | pw.println(" " + i.getKey() + " -> " + i.getValue()); |
| 2759 | } |
| 2760 | } |
| 2761 | pw.println(" Reported GPS UIDs @ seq " + mReportedGpsSeq + ":"); |
| 2762 | N = mReportedGpsUids.size(); |
| 2763 | for (int i=0; i<N; i++) { |
| 2764 | pw.println(" UID " + mReportedGpsUids.keyAt(i) |
| 2765 | + " seq=" + mReportedGpsUids.valueAt(i)); |
| 2766 | } |
| 2767 | } |
| 2768 | } |
| 2769 | } |
| 2770 | |