UserManager.java revision 70f6c38644a4a6e28c016c265e6987bf00dd61f1
1/* 2 * Copyright (C) 2012 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 */ 16package android.os; 17 18import android.annotation.SystemApi; 19import android.app.ActivityManager; 20import android.app.ActivityManagerNative; 21import android.content.Context; 22import android.content.pm.UserInfo; 23import android.content.res.Resources; 24import android.graphics.Bitmap; 25import android.graphics.BitmapFactory; 26import android.graphics.Rect; 27import android.graphics.drawable.Drawable; 28import android.provider.Settings; 29import android.util.Log; 30import android.view.WindowManager.LayoutParams; 31 32import com.android.internal.R; 33 34import java.io.IOException; 35import java.util.ArrayList; 36import java.util.List; 37 38/** 39 * Manages users and user details on a multi-user system. 40 */ 41public class UserManager { 42 43 private static String TAG = "UserManager"; 44 private final IUserManager mService; 45 private final Context mContext; 46 47 /** 48 * Specifies if a user is disallowed from adding and removing accounts. 49 * The default value is <code>false</code>. 50 * 51 * <p/>Key for user restrictions. 52 * <p/>Type: Boolean 53 * @see #setUserRestrictions(Bundle) 54 * @see #getUserRestrictions() 55 */ 56 public static final String DISALLOW_MODIFY_ACCOUNTS = "no_modify_accounts"; 57 58 /** 59 * Specifies if a user is disallowed from changing Wi-Fi 60 * access points. The default value is <code>false</code>. 61 * <p/>This restriction has no effect in a managed profile. 62 * 63 * <p/>Key for user restrictions. 64 * <p/>Type: Boolean 65 * @see #setUserRestrictions(Bundle) 66 * @see #getUserRestrictions() 67 */ 68 public static final String DISALLOW_CONFIG_WIFI = "no_config_wifi"; 69 70 /** 71 * Specifies if a user is disallowed from installing applications. 72 * The default value is <code>false</code>. 73 * 74 * <p/>Key for user restrictions. 75 * <p/>Type: Boolean 76 * @see #setUserRestrictions(Bundle) 77 * @see #getUserRestrictions() 78 */ 79 public static final String DISALLOW_INSTALL_APPS = "no_install_apps"; 80 81 /** 82 * Specifies if a user is disallowed from uninstalling applications. 83 * The default value is <code>false</code>. 84 * 85 * <p/>Key for user restrictions. 86 * <p/>Type: Boolean 87 * @see #setUserRestrictions(Bundle) 88 * @see #getUserRestrictions() 89 */ 90 public static final String DISALLOW_UNINSTALL_APPS = "no_uninstall_apps"; 91 92 /** 93 * Specifies if a user is disallowed from turning on location sharing. 94 * The default value is <code>false</code>. 95 * <p/>In a managed profile, location sharing always reflects the primary user's setting, but 96 * can be overridden and forced off by setting this restriction to true in the managed profile. 97 * 98 * <p/>Key for user restrictions. 99 * <p/>Type: Boolean 100 * @see #setUserRestrictions(Bundle) 101 * @see #getUserRestrictions() 102 */ 103 public static final String DISALLOW_SHARE_LOCATION = "no_share_location"; 104 105 /** 106 * Specifies if a user is disallowed from enabling the 107 * "Unknown Sources" setting, that allows installation of apps from unknown sources. 108 * The default value is <code>false</code>. 109 * 110 * <p/>Key for user restrictions. 111 * <p/>Type: Boolean 112 * @see #setUserRestrictions(Bundle) 113 * @see #getUserRestrictions() 114 */ 115 public static final String DISALLOW_INSTALL_UNKNOWN_SOURCES = "no_install_unknown_sources"; 116 117 /** 118 * Specifies if a user is disallowed from configuring bluetooth. 119 * This does <em>not</em> restrict the user from turning bluetooth on or off. 120 * The default value is <code>false</code>. 121 * <p/>This restriction has no effect in a managed profile. 122 * 123 * <p/>Key for user restrictions. 124 * <p/>Type: Boolean 125 * @see #setUserRestrictions(Bundle) 126 * @see #getUserRestrictions() 127 */ 128 public static final String DISALLOW_CONFIG_BLUETOOTH = "no_config_bluetooth"; 129 130 /** 131 * Specifies if a user is disallowed from transferring files over 132 * USB. This can only be set by device owners and profile owners on the primary user. 133 * The default value is <code>false</code>. 134 * 135 * <p/>Key for user restrictions. 136 * <p/>Type: Boolean 137 * @see #setUserRestrictions(Bundle) 138 * @see #getUserRestrictions() 139 */ 140 public static final String DISALLOW_USB_FILE_TRANSFER = "no_usb_file_transfer"; 141 142 /** 143 * Specifies if a user is disallowed from configuring user 144 * credentials. The default value is <code>false</code>. 145 * 146 * <p/>Key for user restrictions. 147 * <p/>Type: Boolean 148 * @see #setUserRestrictions(Bundle) 149 * @see #getUserRestrictions() 150 */ 151 public static final String DISALLOW_CONFIG_CREDENTIALS = "no_config_credentials"; 152 153 /** 154 * When set on the primary user this specifies if the user can remove other users. 155 * When set on a secondary user, this specifies if the user can remove itself. 156 * This restriction has no effect on managed profiles. 157 * The default value is <code>false</code>. 158 * 159 * <p/>Key for user restrictions. 160 * <p/>Type: Boolean 161 * @see #setUserRestrictions(Bundle) 162 * @see #getUserRestrictions() 163 */ 164 public static final String DISALLOW_REMOVE_USER = "no_remove_user"; 165 166 /** 167 * Specifies if a user is disallowed from enabling or 168 * accessing debugging features. The default value is <code>false</code>. 169 * 170 * <p/>Key for user restrictions. 171 * <p/>Type: Boolean 172 * @see #setUserRestrictions(Bundle) 173 * @see #getUserRestrictions() 174 */ 175 public static final String DISALLOW_DEBUGGING_FEATURES = "no_debugging_features"; 176 177 /** 178 * Specifies if a user is disallowed from configuring VPN. 179 * The default value is <code>false</code>. 180 * This restriction has an effect in a managed profile only from 181 * {@link android.os.Build.VERSION_CODES#MNC} 182 * 183 * <p/>Key for user restrictions. 184 * <p/>Type: Boolean 185 * @see #setUserRestrictions(Bundle) 186 * @see #getUserRestrictions() 187 */ 188 public static final String DISALLOW_CONFIG_VPN = "no_config_vpn"; 189 190 /** 191 * Specifies if a user is disallowed from configuring Tethering 192 * & portable hotspots. This can only be set by device owners and profile owners on the 193 * primary user. The default value is <code>false</code>. 194 * 195 * <p/>Key for user restrictions. 196 * <p/>Type: Boolean 197 * @see #setUserRestrictions(Bundle) 198 * @see #getUserRestrictions() 199 */ 200 public static final String DISALLOW_CONFIG_TETHERING = "no_config_tethering"; 201 202 /** 203 * Specifies if a user is disallowed from resetting network settings 204 * from Settings. This can only be set by device owners and profile owners on the primary user. 205 * The default value is <code>false</code>. 206 * <p/>This restriction has no effect on secondary users and managed profiles since only the 207 * primary user can reset the network settings of the device. 208 * 209 * <p/>Key for user restrictions. 210 * <p/>Type: Boolean 211 * @see #setUserRestrictions(Bundle) 212 * @see #getUserRestrictions() 213 */ 214 public static final String DISALLOW_NETWORK_RESET = "no_network_reset"; 215 216 /** 217 * Specifies if a user is disallowed from factory resetting 218 * from Settings. This can only be set by device owners and profile owners on the primary user. 219 * The default value is <code>false</code>. 220 * <p/>This restriction has no effect on secondary users and managed profiles since only the 221 * primary user can factory reset the device. 222 * 223 * <p/>Key for user restrictions. 224 * <p/>Type: Boolean 225 * @see #setUserRestrictions(Bundle) 226 * @see #getUserRestrictions() 227 */ 228 public static final String DISALLOW_FACTORY_RESET = "no_factory_reset"; 229 230 /** 231 * Specifies if a user is disallowed from adding new users and 232 * profiles. This can only be set by device owners and profile owners on the primary user. 233 * The default value is <code>false</code>. 234 * <p/>This restriction has no effect on secondary users and managed profiles since only the 235 * primary user can add other users. 236 * 237 * <p/>Key for user restrictions. 238 * <p/>Type: Boolean 239 * @see #setUserRestrictions(Bundle) 240 * @see #getUserRestrictions() 241 */ 242 public static final String DISALLOW_ADD_USER = "no_add_user"; 243 244 /** 245 * Specifies if a user is disallowed from disabling application 246 * verification. The default value is <code>false</code>. 247 * 248 * <p/>Key for user restrictions. 249 * <p/>Type: Boolean 250 * @see #setUserRestrictions(Bundle) 251 * @see #getUserRestrictions() 252 */ 253 public static final String ENSURE_VERIFY_APPS = "ensure_verify_apps"; 254 255 /** 256 * Specifies if a user is disallowed from configuring cell 257 * broadcasts. This can only be set by device owners and profile owners on the primary user. 258 * The default value is <code>false</code>. 259 * <p/>This restriction has no effect on secondary users and managed profiles since only the 260 * primary user can configure cell broadcasts. 261 * 262 * <p/>Key for user restrictions. 263 * <p/>Type: Boolean 264 * @see #setUserRestrictions(Bundle) 265 * @see #getUserRestrictions() 266 */ 267 public static final String DISALLOW_CONFIG_CELL_BROADCASTS = "no_config_cell_broadcasts"; 268 269 /** 270 * Specifies if a user is disallowed from configuring mobile 271 * networks. This can only be set by device owners and profile owners on the primary user. 272 * The default value is <code>false</code>. 273 * <p/>This restriction has no effect on secondary users and managed profiles since only the 274 * primary user can configure mobile networks. 275 * 276 * <p/>Key for user restrictions. 277 * <p/>Type: Boolean 278 * @see #setUserRestrictions(Bundle) 279 * @see #getUserRestrictions() 280 */ 281 public static final String DISALLOW_CONFIG_MOBILE_NETWORKS = "no_config_mobile_networks"; 282 283 /** 284 * Specifies if a user is disallowed from modifying 285 * applications in Settings or launchers. The following actions will not be allowed when this 286 * restriction is enabled: 287 * <li>uninstalling apps</li> 288 * <li>disabling apps</li> 289 * <li>clearing app caches</li> 290 * <li>clearing app data</li> 291 * <li>force stopping apps</li> 292 * <li>clearing app defaults</li> 293 * <p> 294 * The default value is <code>false</code>. 295 * 296 * <p/>Key for user restrictions. 297 * <p/>Type: Boolean 298 * @see #setUserRestrictions(Bundle) 299 * @see #getUserRestrictions() 300 */ 301 public static final String DISALLOW_APPS_CONTROL = "no_control_apps"; 302 303 /** 304 * Specifies if a user is disallowed from mounting 305 * physical external media. This can only be set by device owners and profile owners on the 306 * primary user. The default value is <code>false</code>. 307 * 308 * <p/>Key for user restrictions. 309 * <p/>Type: Boolean 310 * @see #setUserRestrictions(Bundle) 311 * @see #getUserRestrictions() 312 */ 313 public static final String DISALLOW_MOUNT_PHYSICAL_MEDIA = "no_physical_media"; 314 315 /** 316 * Specifies if a user is disallowed from adjusting microphone 317 * volume. If set, the microphone will be muted. This can only be set by device owners 318 * and profile owners on the primary user. The default value is <code>false</code>. 319 * 320 * <p/>Key for user restrictions. 321 * <p/>Type: Boolean 322 * @see #setUserRestrictions(Bundle) 323 * @see #getUserRestrictions() 324 */ 325 public static final String DISALLOW_UNMUTE_MICROPHONE = "no_unmute_microphone"; 326 327 /** 328 * Specifies if a user is disallowed from adjusting the master 329 * volume. If set, the master volume will be muted. This can only be set by device owners 330 * and profile owners on the primary user. The default value is <code>false</code>. 331 * 332 * <p/>Key for user restrictions. 333 * <p/>Type: Boolean 334 * @see #setUserRestrictions(Bundle) 335 * @see #getUserRestrictions() 336 */ 337 public static final String DISALLOW_ADJUST_VOLUME = "no_adjust_volume"; 338 339 /** 340 * Specifies that the user is not allowed to make outgoing 341 * phone calls. Emergency calls are still permitted. 342 * The default value is <code>false</code>. 343 * <p/>This restriction has no effect on managed profiles since call intents are normally 344 * forwarded to the primary user. 345 * 346 * <p/>Key for user restrictions. 347 * <p/>Type: Boolean 348 * @see #setUserRestrictions(Bundle) 349 * @see #getUserRestrictions() 350 */ 351 public static final String DISALLOW_OUTGOING_CALLS = "no_outgoing_calls"; 352 353 /** 354 * Specifies that the user is not allowed to send or receive 355 * SMS messages. The default value is <code>false</code>. 356 * 357 * <p/>Key for user restrictions. 358 * <p/>Type: Boolean 359 * @see #setUserRestrictions(Bundle) 360 * @see #getUserRestrictions() 361 */ 362 public static final String DISALLOW_SMS = "no_sms"; 363 364 /** 365 * Specifies if the user is not allowed to have fun. In some cases, the 366 * device owner may wish to prevent the user from experiencing amusement or 367 * joy while using the device. The default value is <code>false</code>. 368 * 369 * <p/>Key for user restrictions. 370 * <p/>Type: Boolean 371 * @see #setUserRestrictions(Bundle) 372 * @see #getUserRestrictions() 373 */ 374 public static final String DISALLOW_FUN = "no_fun"; 375 376 /** 377 * Specifies that windows besides app windows should not be 378 * created. This will block the creation of the following types of windows. 379 * <li>{@link LayoutParams#TYPE_TOAST}</li> 380 * <li>{@link LayoutParams#TYPE_PHONE}</li> 381 * <li>{@link LayoutParams#TYPE_PRIORITY_PHONE}</li> 382 * <li>{@link LayoutParams#TYPE_SYSTEM_ALERT}</li> 383 * <li>{@link LayoutParams#TYPE_SYSTEM_ERROR}</li> 384 * <li>{@link LayoutParams#TYPE_SYSTEM_OVERLAY}</li> 385 * 386 * <p>This can only be set by device owners and profile owners on the primary user. 387 * The default value is <code>false</code>. 388 * 389 * <p/>Key for user restrictions. 390 * <p/>Type: Boolean 391 * @see #setUserRestrictions(Bundle) 392 * @see #getUserRestrictions() 393 */ 394 public static final String DISALLOW_CREATE_WINDOWS = "no_create_windows"; 395 396 /** 397 * Specifies if what is copied in the clipboard of this profile can 398 * be pasted in related profiles. Does not restrict if the clipboard of related profiles can be 399 * pasted in this profile. 400 * The default value is <code>false</code>. 401 * 402 * <p/>Key for user restrictions. 403 * <p/>Type: Boolean 404 * @see #setUserRestrictions(Bundle) 405 * @see #getUserRestrictions() 406 */ 407 public static final String DISALLOW_CROSS_PROFILE_COPY_PASTE = "no_cross_profile_copy_paste"; 408 409 /** 410 * Specifies if the user is not allowed to use NFC to beam out data from apps. 411 * The default value is <code>false</code>. 412 * 413 * <p/>Key for user restrictions. 414 * <p/>Type: Boolean 415 * @see #setUserRestrictions(Bundle) 416 * @see #getUserRestrictions() 417 */ 418 public static final String DISALLOW_OUTGOING_BEAM = "no_outgoing_beam"; 419 420 /** 421 * Hidden user restriction to disallow access to wallpaper manager APIs. This user restriction 422 * is always set for managed profiles. 423 * @hide 424 * @see #setUserRestrictions(Bundle) 425 * @see #getUserRestrictions() 426 */ 427 public static final String DISALLOW_WALLPAPER = "no_wallpaper"; 428 429 /** 430 * Specifies if the user is not allowed to reboot the device into safe boot mode. 431 * This can only be set by device owners and profile owners on the primary user. 432 * The default value is <code>false</code>. 433 * 434 * <p/>Key for user restrictions. 435 * <p/>Type: Boolean 436 * @see #setUserRestrictions(Bundle) 437 * @see #getUserRestrictions() 438 */ 439 public static final String DISALLOW_SAFE_BOOT = "no_safe_boot"; 440 441 /** 442 * Specifies if a user is not allowed to record audio. This restriction is always enabled for 443 * background users. The default value is <code>false</code>. 444 * 445 * @see #setUserRestrictions(Bundle) 446 * @see #getUserRestrictions() 447 * @hide 448 */ 449 public static final String DISALLOW_RECORD_AUDIO = "no_record_audio"; 450 451 /** 452 * This user restriction has an effect only in a managed profile. 453 * If set: 454 * Intent filters of activities in the parent profile with action 455 * {@link android.content.Intent#ACTION_VIEW}, 456 * category {@link android.content.Intent#CATEGORY_BROWSABLE}, scheme http or https, and which 457 * define a host can handle intents from the managed profile. 458 * The default value is <code>false</code>. 459 * 460 * <p/>Key for user restrictions. 461 * <p/>Type: Boolean 462 * @see #setUserRestrictions(Bundle) 463 * @see #getUserRestrictions() 464 */ 465 public static final String ALLOW_PARENT_APP_LINKING = "allow_parent_app_linking"; 466 467 /** 468 * Application restriction key that is used to indicate the pending arrival 469 * of real restrictions for the app. 470 * 471 * <p> 472 * Applications that support restrictions should check for the presence of this key. 473 * A <code>true</code> value indicates that restrictions may be applied in the near 474 * future but are not available yet. It is the responsibility of any 475 * management application that sets this flag to update it when the final 476 * restrictions are enforced. 477 * 478 * <p/>Key for application restrictions. 479 * <p/>Type: Boolean 480 * @see android.app.admin.DevicePolicyManager#setApplicationRestrictions( 481 * android.content.ComponentName, String, Bundle) 482 * @see android.app.admin.DevicePolicyManager#getApplicationRestrictions( 483 * android.content.ComponentName, String) 484 */ 485 public static final String KEY_RESTRICTIONS_PENDING = "restrictions_pending"; 486 487 /** @hide */ 488 public static final int PIN_VERIFICATION_FAILED_INCORRECT = -3; 489 /** @hide */ 490 public static final int PIN_VERIFICATION_FAILED_NOT_SET = -2; 491 /** @hide */ 492 public static final int PIN_VERIFICATION_SUCCESS = -1; 493 494 private static UserManager sInstance = null; 495 496 /** @hide */ 497 public synchronized static UserManager get(Context context) { 498 if (sInstance == null) { 499 sInstance = (UserManager) context.getSystemService(Context.USER_SERVICE); 500 } 501 return sInstance; 502 } 503 504 /** @hide */ 505 public UserManager(Context context, IUserManager service) { 506 mService = service; 507 mContext = context; 508 } 509 510 /** 511 * Returns whether the system supports multiple users. 512 * @return true if multiple users can be created by user, false if it is a single user device. 513 * @hide 514 */ 515 public static boolean supportsMultipleUsers() { 516 return getMaxSupportedUsers() > 1 517 && SystemProperties.getBoolean("fw.show_multiuserui", 518 Resources.getSystem().getBoolean(R.bool.config_enableMultiUserUI)); 519 } 520 521 /** 522 * Returns the user handle for the user that this process is running under. 523 * 524 * @return the user handle of this process. 525 * @hide 526 */ 527 public int getUserHandle() { 528 return UserHandle.myUserId(); 529 } 530 531 /** 532 * Returns the user name of the user making this call. This call is only 533 * available to applications on the system image; it requires the 534 * MANAGE_USERS permission. 535 * @return the user name 536 */ 537 public String getUserName() { 538 try { 539 return mService.getUserInfo(getUserHandle()).name; 540 } catch (RemoteException re) { 541 Log.w(TAG, "Could not get user name", re); 542 return ""; 543 } 544 } 545 546 /** 547 * Used to determine whether the user making this call is subject to 548 * teleportations. 549 * 550 * <p>As of {@link android.os.Build.VERSION_CODES#LOLLIPOP}, this method can 551 * now automatically identify goats using advanced goat recognition technology.</p> 552 * 553 * @return Returns true if the user making this call is a goat. 554 */ 555 public boolean isUserAGoat() { 556 return mContext.getPackageManager() 557 .isPackageAvailable("com.coffeestainstudios.goatsimulator"); 558 } 559 560 /** 561 * Used to check if this process is running under the primary user. The primary user 562 * is the first human user on a device. 563 * 564 * @return whether this process is running under the primary user. 565 * @hide 566 */ 567 public boolean isPrimaryUser() { 568 UserInfo user = getUserInfo(UserHandle.myUserId()); 569 return user != null ? user.isPrimary() : false; 570 } 571 572 /** 573 * Used to check if this process is running under the system user. The system user 574 * is the initial user that is implicitly created on first boot and hosts most of the 575 * system services. 576 * 577 * @return whether this process is running under the system user. 578 */ 579 public boolean isSystemUser() { 580 return UserHandle.myUserId() == UserHandle.USER_SYSTEM; 581 } 582 /** 583 * Used to check if the user making this call is linked to another user. Linked users may have 584 * a reduced number of available apps, app restrictions and account restrictions. 585 * @return whether the user making this call is a linked user 586 * @hide 587 */ 588 public boolean isLinkedUser() { 589 try { 590 return mService.isRestricted(); 591 } catch (RemoteException re) { 592 Log.w(TAG, "Could not check if user is limited ", re); 593 return false; 594 } 595 } 596 597 /** 598 * Checks if the calling app is running as a guest user. 599 * @return whether the caller is a guest user. 600 * @hide 601 */ 602 public boolean isGuestUser() { 603 UserInfo user = getUserInfo(UserHandle.myUserId()); 604 return user != null ? user.isGuest() : false; 605 } 606 607 /** 608 * Checks if the calling app is running in a managed profile. 609 * Requires {@link android.Manifest.permission#MANAGE_USERS} permission. 610 * 611 * @return whether the caller is in a managed profile. 612 * @hide 613 */ 614 @SystemApi 615 public boolean isManagedProfile() { 616 UserInfo user = getUserInfo(UserHandle.myUserId()); 617 return user != null ? user.isManagedProfile() : false; 618 } 619 620 /** 621 * Return whether the given user is actively running. This means that 622 * the user is in the "started" state, not "stopped" -- it is currently 623 * allowed to run code through scheduled alarms, receiving broadcasts, 624 * etc. A started user may be either the current foreground user or a 625 * background user; the result here does not distinguish between the two. 626 * @param user The user to retrieve the running state for. 627 */ 628 public boolean isUserRunning(UserHandle user) { 629 try { 630 return ActivityManagerNative.getDefault().isUserRunning( 631 user.getIdentifier(), false); 632 } catch (RemoteException e) { 633 return false; 634 } 635 } 636 637 /** 638 * Return whether the given user is actively running <em>or</em> stopping. 639 * This is like {@link #isUserRunning(UserHandle)}, but will also return 640 * true if the user had been running but is in the process of being stopped 641 * (but is not yet fully stopped, and still running some code). 642 * @param user The user to retrieve the running state for. 643 */ 644 public boolean isUserRunningOrStopping(UserHandle user) { 645 try { 646 return ActivityManagerNative.getDefault().isUserRunning( 647 user.getIdentifier(), true); 648 } catch (RemoteException e) { 649 return false; 650 } 651 } 652 653 /** 654 * Returns the UserInfo object describing a specific user. 655 * Requires {@link android.Manifest.permission#MANAGE_USERS} permission. 656 * @param userHandle the user handle of the user whose information is being requested. 657 * @return the UserInfo object for a specific user. 658 * @hide 659 */ 660 public UserInfo getUserInfo(int userHandle) { 661 try { 662 return mService.getUserInfo(userHandle); 663 } catch (RemoteException re) { 664 Log.w(TAG, "Could not get user info", re); 665 return null; 666 } 667 } 668 669 /** 670 * Returns the user-wide restrictions imposed on this user. 671 * @return a Bundle containing all the restrictions. 672 */ 673 public Bundle getUserRestrictions() { 674 return getUserRestrictions(Process.myUserHandle()); 675 } 676 677 /** 678 * Returns the user-wide restrictions imposed on the user specified by <code>userHandle</code>. 679 * @param userHandle the UserHandle of the user for whom to retrieve the restrictions. 680 * @return a Bundle containing all the restrictions. 681 */ 682 public Bundle getUserRestrictions(UserHandle userHandle) { 683 try { 684 return mService.getUserRestrictions(userHandle.getIdentifier()); 685 } catch (RemoteException re) { 686 Log.w(TAG, "Could not get user restrictions", re); 687 return Bundle.EMPTY; 688 } 689 } 690 691 /** 692 * Sets all the user-wide restrictions for this user. 693 * Requires the MANAGE_USERS permission. 694 * @param restrictions the Bundle containing all the restrictions. 695 * @deprecated use {@link android.app.admin.DevicePolicyManager#addUserRestriction( 696 * android.content.ComponentName, String)} or 697 * {@link android.app.admin.DevicePolicyManager#clearUserRestriction( 698 * android.content.ComponentName, String)} instead. 699 */ 700 @Deprecated 701 public void setUserRestrictions(Bundle restrictions) { 702 setUserRestrictions(restrictions, Process.myUserHandle()); 703 } 704 705 /** 706 * Sets all the user-wide restrictions for the specified user. 707 * Requires the MANAGE_USERS permission. 708 * @param restrictions the Bundle containing all the restrictions. 709 * @param userHandle the UserHandle of the user for whom to set the restrictions. 710 * @deprecated use {@link android.app.admin.DevicePolicyManager#addUserRestriction( 711 * android.content.ComponentName, String)} or 712 * {@link android.app.admin.DevicePolicyManager#clearUserRestriction( 713 * android.content.ComponentName, String)} instead. 714 */ 715 @Deprecated 716 public void setUserRestrictions(Bundle restrictions, UserHandle userHandle) { 717 try { 718 mService.setUserRestrictions(restrictions, userHandle.getIdentifier()); 719 } catch (RemoteException re) { 720 Log.w(TAG, "Could not set user restrictions", re); 721 } 722 } 723 724 /** 725 * Sets the value of a specific restriction. 726 * Requires the MANAGE_USERS permission. 727 * @param key the key of the restriction 728 * @param value the value for the restriction 729 * @deprecated use {@link android.app.admin.DevicePolicyManager#addUserRestriction( 730 * android.content.ComponentName, String)} or 731 * {@link android.app.admin.DevicePolicyManager#clearUserRestriction( 732 * android.content.ComponentName, String)} instead. 733 */ 734 @Deprecated 735 public void setUserRestriction(String key, boolean value) { 736 Bundle bundle = getUserRestrictions(); 737 bundle.putBoolean(key, value); 738 setUserRestrictions(bundle); 739 } 740 741 /** 742 * @hide 743 * Sets the value of a specific restriction on a specific user. 744 * Requires the MANAGE_USERS permission. 745 * @param key the key of the restriction 746 * @param value the value for the restriction 747 * @param userHandle the user whose restriction is to be changed. 748 * @deprecated use {@link android.app.admin.DevicePolicyManager#addUserRestriction( 749 * android.content.ComponentName, String)} or 750 * {@link android.app.admin.DevicePolicyManager#clearUserRestriction( 751 * android.content.ComponentName, String)} instead. 752 */ 753 @Deprecated 754 public void setUserRestriction(String key, boolean value, UserHandle userHandle) { 755 try { 756 mService.setUserRestriction(key, value, userHandle.getIdentifier()); 757 } catch (RemoteException re) { 758 Log.w(TAG, "Could not set user restriction", re); 759 } 760 } 761 762 /** 763 * Returns whether the current user has been disallowed from performing certain actions 764 * or setting certain settings. 765 * 766 * @param restrictionKey The string key representing the restriction. 767 * @return {@code true} if the current user has the given restriction, {@code false} otherwise. 768 */ 769 public boolean hasUserRestriction(String restrictionKey) { 770 return hasUserRestriction(restrictionKey, Process.myUserHandle()); 771 } 772 773 /** 774 * @hide 775 * Returns whether the given user has been disallowed from performing certain actions 776 * or setting certain settings. 777 * @param restrictionKey the string key representing the restriction 778 * @param userHandle the UserHandle of the user for whom to retrieve the restrictions. 779 */ 780 public boolean hasUserRestriction(String restrictionKey, UserHandle userHandle) { 781 try { 782 return mService.hasUserRestriction(restrictionKey, 783 userHandle.getIdentifier()); 784 } catch (RemoteException re) { 785 Log.w(TAG, "Could not check user restrictions", re); 786 return false; 787 } 788 } 789 790 /** 791 * Return the serial number for a user. This is a device-unique 792 * number assigned to that user; if the user is deleted and then a new 793 * user created, the new users will not be given the same serial number. 794 * @param user The user whose serial number is to be retrieved. 795 * @return The serial number of the given user; returns -1 if the 796 * given UserHandle does not exist. 797 * @see #getUserForSerialNumber(long) 798 */ 799 public long getSerialNumberForUser(UserHandle user) { 800 return getUserSerialNumber(user.getIdentifier()); 801 } 802 803 /** 804 * Return the user associated with a serial number previously 805 * returned by {@link #getSerialNumberForUser(UserHandle)}. 806 * @param serialNumber The serial number of the user that is being 807 * retrieved. 808 * @return Return the user associated with the serial number, or null 809 * if there is not one. 810 * @see #getSerialNumberForUser(UserHandle) 811 */ 812 public UserHandle getUserForSerialNumber(long serialNumber) { 813 int ident = getUserHandle((int) serialNumber); 814 return ident >= 0 ? new UserHandle(ident) : null; 815 } 816 817 /** 818 * Creates a user with the specified name and options. 819 * Requires {@link android.Manifest.permission#MANAGE_USERS} permission. 820 * 821 * @param name the user's name 822 * @param flags flags that identify the type of user and other properties. 823 * @see UserInfo 824 * 825 * @return the UserInfo object for the created user, or null if the user could not be created. 826 * @hide 827 */ 828 public UserInfo createUser(String name, int flags) { 829 try { 830 return mService.createUser(name, flags); 831 } catch (RemoteException re) { 832 Log.w(TAG, "Could not create a user", re); 833 return null; 834 } 835 } 836 837 /** 838 * Creates a guest user and configures it. 839 * @param context an application context 840 * @param name the name to set for the user 841 * @hide 842 */ 843 public UserInfo createGuest(Context context, String name) { 844 UserInfo guest = createUser(name, UserInfo.FLAG_GUEST); 845 if (guest != null) { 846 Settings.Secure.putStringForUser(context.getContentResolver(), 847 Settings.Secure.SKIP_FIRST_USE_HINTS, "1", guest.id); 848 try { 849 Bundle guestRestrictions = mService.getDefaultGuestRestrictions(); 850 guestRestrictions.putBoolean(DISALLOW_SMS, true); 851 guestRestrictions.putBoolean(DISALLOW_INSTALL_UNKNOWN_SOURCES, true); 852 mService.setUserRestrictions(guestRestrictions, guest.id); 853 } catch (RemoteException re) { 854 Log.w(TAG, "Could not update guest restrictions"); 855 } 856 } 857 return guest; 858 } 859 860 /** 861 * Creates a secondary user with the specified name and options and configures it with default 862 * restrictions. 863 * Requires {@link android.Manifest.permission#MANAGE_USERS} permission. 864 * 865 * @param name the user's name 866 * @param flags flags that identify the type of user and other properties. 867 * @see UserInfo 868 * 869 * @return the UserInfo object for the created user, or null if the user could not be created. 870 * @hide 871 */ 872 public UserInfo createSecondaryUser(String name, int flags) { 873 try { 874 UserInfo user = mService.createUser(name, flags); 875 if (user == null) { 876 return null; 877 } 878 Bundle userRestrictions = mService.getUserRestrictions(user.id); 879 addDefaultUserRestrictions(userRestrictions); 880 mService.setUserRestrictions(userRestrictions, user.id); 881 return user; 882 } catch (RemoteException re) { 883 Log.w(TAG, "Could not create a user", re); 884 return null; 885 } 886 } 887 888 private static void addDefaultUserRestrictions(Bundle restrictions) { 889 restrictions.putBoolean(DISALLOW_OUTGOING_CALLS, true); 890 restrictions.putBoolean(DISALLOW_SMS, true); 891 } 892 893 /** 894 * Creates a user with the specified name and options as a profile of another user. 895 * Requires {@link android.Manifest.permission#MANAGE_USERS} permission. 896 * 897 * @param name the user's name 898 * @param flags flags that identify the type of user and other properties. 899 * @see UserInfo 900 * @param userHandle new user will be a profile of this use. 901 * 902 * @return the UserInfo object for the created user, or null if the user could not be created. 903 * @hide 904 */ 905 public UserInfo createProfileForUser(String name, int flags, int userHandle) { 906 try { 907 return mService.createProfileForUser(name, flags, userHandle); 908 } catch (RemoteException re) { 909 Log.w(TAG, "Could not create a user", re); 910 return null; 911 } 912 } 913 914 /** 915 * @hide 916 * Marks the guest user for deletion to allow a new guest to be created before deleting 917 * the current user who is a guest. 918 * @param userHandle 919 * @return 920 */ 921 public boolean markGuestForDeletion(int userHandle) { 922 try { 923 return mService.markGuestForDeletion(userHandle); 924 } catch (RemoteException re) { 925 Log.w(TAG, "Could not mark guest for deletion", re); 926 return false; 927 } 928 } 929 930 /** 931 * Sets the user as enabled, if such an user exists. 932 * Requires {@link android.Manifest.permission#MANAGE_USERS} permission. 933 * Note that the default is true, it's only that managed profiles might not be enabled. 934 * 935 * @param userHandle the id of the profile to enable 936 * @hide 937 */ 938 public void setUserEnabled(int userHandle) { 939 try { 940 mService.setUserEnabled(userHandle); 941 } catch (RemoteException e) { 942 Log.w(TAG, "Could not enable the profile", e); 943 } 944 } 945 946 /** 947 * Return the number of users currently created on the device. 948 */ 949 public int getUserCount() { 950 List<UserInfo> users = getUsers(); 951 return users != null ? users.size() : 1; 952 } 953 954 /** 955 * Returns information for all users on this device. 956 * Requires {@link android.Manifest.permission#MANAGE_USERS} permission. 957 * @return the list of users that were created. 958 * @hide 959 */ 960 public List<UserInfo> getUsers() { 961 try { 962 return mService.getUsers(false); 963 } catch (RemoteException re) { 964 Log.w(TAG, "Could not get user list", re); 965 return null; 966 } 967 } 968 969 /** 970 * Returns information for Primary user. 971 * Requires {@link android.Manifest.permission#MANAGE_USERS} permission. 972 * 973 * @return the Primary user, null if not found. 974 * @hide 975 */ 976 public UserInfo getPrimaryUser() { 977 try { 978 return mService.getPrimaryUser(); 979 } catch (RemoteException re) { 980 Log.w(TAG, "Could not get Primary user", re); 981 return null; 982 } 983 } 984 985 /** 986 * Checks whether it's possible to add more users. Caller must hold the MANAGE_USERS 987 * permission. 988 * 989 * @return true if more users can be added, false if limit has been reached. 990 * @hide 991 */ 992 public boolean canAddMoreUsers() { 993 final List<UserInfo> users = getUsers(true); 994 final int totalUserCount = users.size(); 995 int aliveUserCount = 0; 996 for (int i = 0; i < totalUserCount; i++) { 997 UserInfo user = users.get(i); 998 if (!user.isGuest()) { 999 aliveUserCount++; 1000 } 1001 } 1002 return aliveUserCount < getMaxSupportedUsers(); 1003 } 1004 1005 /** 1006 * Checks whether it's possible to add more managed profiles. Caller must hold the MANAGE_USERS 1007 * permission. 1008 * 1009 * @return true if more managed profiles can be added, false if limit has been reached. 1010 * @hide 1011 */ 1012 public boolean canAddMoreManagedProfiles() { 1013 try { 1014 return mService.canAddMoreManagedProfiles(); 1015 } catch (RemoteException re) { 1016 Log.w(TAG, "Could not check if we can add more managed profiles", re); 1017 return false; 1018 } 1019 } 1020 1021 /** 1022 * Returns list of the profiles of userHandle including 1023 * userHandle itself. 1024 * Note that this returns both enabled and not enabled profiles. See 1025 * {@link #getEnabledProfiles(int)} if you need only the enabled ones. 1026 * 1027 * Requires {@link android.Manifest.permission#MANAGE_USERS} permission. 1028 * @param userHandle profiles of this user will be returned. 1029 * @return the list of profiles. 1030 * @hide 1031 */ 1032 public List<UserInfo> getProfiles(int userHandle) { 1033 try { 1034 return mService.getProfiles(userHandle, false /* enabledOnly */); 1035 } catch (RemoteException re) { 1036 Log.w(TAG, "Could not get user list", re); 1037 return null; 1038 } 1039 } 1040 1041 /** 1042 * Returns list of the profiles of userHandle including 1043 * userHandle itself. 1044 * Note that this returns only enabled. 1045 * 1046 * Requires {@link android.Manifest.permission#MANAGE_USERS} permission. 1047 * @param userHandle profiles of this user will be returned. 1048 * @return the list of profiles. 1049 * @hide 1050 */ 1051 public List<UserInfo> getEnabledProfiles(int userHandle) { 1052 try { 1053 return mService.getProfiles(userHandle, true /* enabledOnly */); 1054 } catch (RemoteException re) { 1055 Log.w(TAG, "Could not get user list", re); 1056 return null; 1057 } 1058 } 1059 1060 /** 1061 * Returns a list of UserHandles for profiles associated with the user that the calling process 1062 * is running on, including the user itself. 1063 * 1064 * @return A non-empty list of UserHandles associated with the calling user. 1065 */ 1066 public List<UserHandle> getUserProfiles() { 1067 ArrayList<UserHandle> profiles = new ArrayList<UserHandle>(); 1068 List<UserInfo> users = new ArrayList<UserInfo>(); 1069 try { 1070 users = mService.getProfiles(UserHandle.myUserId(), true /* enabledOnly */); 1071 } catch (RemoteException re) { 1072 Log.w(TAG, "Could not get user list", re); 1073 return null; 1074 } 1075 for (UserInfo info : users) { 1076 UserHandle userHandle = new UserHandle(info.id); 1077 profiles.add(userHandle); 1078 } 1079 return profiles; 1080 } 1081 1082 /** 1083 * Returns the parent of the profile which this method is called from 1084 * or null if called from a user that is not a profile. 1085 * 1086 * @hide 1087 */ 1088 public UserInfo getProfileParent(int userHandle) { 1089 try { 1090 return mService.getProfileParent(userHandle); 1091 } catch (RemoteException re) { 1092 Log.w(TAG, "Could not get profile parent", re); 1093 return null; 1094 } 1095 } 1096 1097 /** 1098 * If the target user is a managed profile of the calling user or the caller 1099 * is itself a managed profile, then this returns a badged copy of the given 1100 * icon to be able to distinguish it from the original icon. For badging an 1101 * arbitrary drawable use {@link #getBadgedDrawableForUser( 1102 * android.graphics.drawable.Drawable, UserHandle, android.graphics.Rect, int)}. 1103 * <p> 1104 * If the original drawable is a BitmapDrawable and the backing bitmap is 1105 * mutable as per {@link android.graphics.Bitmap#isMutable()}, the bading 1106 * is performed in place and the original drawable is returned. 1107 * </p> 1108 * 1109 * @param icon The icon to badge. 1110 * @param user The target user. 1111 * @return A drawable that combines the original icon and a badge as 1112 * determined by the system. 1113 * @removed 1114 */ 1115 public Drawable getBadgedIconForUser(Drawable icon, UserHandle user) { 1116 return mContext.getPackageManager().getUserBadgedIcon(icon, user); 1117 } 1118 1119 /** 1120 * If the target user is a managed profile of the calling user or the caller 1121 * is itself a managed profile, then this returns a badged copy of the given 1122 * drawable allowing the user to distinguish it from the original drawable. 1123 * The caller can specify the location in the bounds of the drawable to be 1124 * badged where the badge should be applied as well as the density of the 1125 * badge to be used. 1126 * <p> 1127 * If the original drawable is a BitmapDrawable and the backing bitmap is 1128 * mutable as per {@link android.graphics.Bitmap#isMutable()}, the bading 1129 * is performed in place and the original drawable is returned. 1130 * </p> 1131 * 1132 * @param badgedDrawable The drawable to badge. 1133 * @param user The target user. 1134 * @param badgeLocation Where in the bounds of the badged drawable to place 1135 * the badge. If not provided, the badge is applied on top of the entire 1136 * drawable being badged. 1137 * @param badgeDensity The optional desired density for the badge as per 1138 * {@link android.util.DisplayMetrics#densityDpi}. If not provided, 1139 * the density of the display is used. 1140 * @return A drawable that combines the original drawable and a badge as 1141 * determined by the system. 1142 * @removed 1143 */ 1144 public Drawable getBadgedDrawableForUser(Drawable badgedDrawable, UserHandle user, 1145 Rect badgeLocation, int badgeDensity) { 1146 return mContext.getPackageManager().getUserBadgedDrawableForDensity(badgedDrawable, user, 1147 badgeLocation, badgeDensity); 1148 } 1149 1150 /** 1151 * If the target user is a managed profile of the calling user or the caller 1152 * is itself a managed profile, then this returns a copy of the label with 1153 * badging for accessibility services like talkback. E.g. passing in "Email" 1154 * and it might return "Work Email" for Email in the work profile. 1155 * 1156 * @param label The label to change. 1157 * @param user The target user. 1158 * @return A label that combines the original label and a badge as 1159 * determined by the system. 1160 * @removed 1161 */ 1162 public CharSequence getBadgedLabelForUser(CharSequence label, UserHandle user) { 1163 return mContext.getPackageManager().getUserBadgedLabel(label, user); 1164 } 1165 1166 /** 1167 * Returns information for all users on this device. Requires 1168 * {@link android.Manifest.permission#MANAGE_USERS} permission. 1169 * 1170 * @param excludeDying specify if the list should exclude users being 1171 * removed. 1172 * @return the list of users that were created. 1173 * @hide 1174 */ 1175 public List<UserInfo> getUsers(boolean excludeDying) { 1176 try { 1177 return mService.getUsers(excludeDying); 1178 } catch (RemoteException re) { 1179 Log.w(TAG, "Could not get user list", re); 1180 return null; 1181 } 1182 } 1183 1184 /** 1185 * Removes a user and all associated data. 1186 * Requires {@link android.Manifest.permission#MANAGE_USERS} permission. 1187 * @param userHandle the integer handle of the user, where 0 is the primary user. 1188 * @hide 1189 */ 1190 public boolean removeUser(int userHandle) { 1191 try { 1192 return mService.removeUser(userHandle); 1193 } catch (RemoteException re) { 1194 Log.w(TAG, "Could not remove user ", re); 1195 return false; 1196 } 1197 } 1198 1199 /** 1200 * Updates the user's name. 1201 * Requires {@link android.Manifest.permission#MANAGE_USERS} permission. 1202 * 1203 * @param userHandle the user's integer handle 1204 * @param name the new name for the user 1205 * @hide 1206 */ 1207 public void setUserName(int userHandle, String name) { 1208 try { 1209 mService.setUserName(userHandle, name); 1210 } catch (RemoteException re) { 1211 Log.w(TAG, "Could not set the user name ", re); 1212 } 1213 } 1214 1215 /** 1216 * Sets the user's photo. 1217 * @param userHandle the user for whom to change the photo. 1218 * @param icon the bitmap to set as the photo. 1219 * @hide 1220 */ 1221 public void setUserIcon(int userHandle, Bitmap icon) { 1222 try { 1223 mService.setUserIcon(userHandle, icon); 1224 } catch (RemoteException re) { 1225 Log.w(TAG, "Could not set the user icon ", re); 1226 } 1227 } 1228 1229 /** 1230 * Returns a file descriptor for the user's photo. PNG data can be read from this file. 1231 * @param userHandle the user whose photo we want to read. 1232 * @return a {@link Bitmap} of the user's photo, or null if there's no photo. 1233 * @see com.android.internal.util.UserIcons#getDefaultUserIcon for a default. 1234 * @hide 1235 */ 1236 public Bitmap getUserIcon(int userHandle) { 1237 try { 1238 ParcelFileDescriptor fd = mService.getUserIcon(userHandle); 1239 if (fd != null) { 1240 try { 1241 return BitmapFactory.decodeFileDescriptor(fd.getFileDescriptor()); 1242 } finally { 1243 try { 1244 fd.close(); 1245 } catch (IOException e) { 1246 } 1247 } 1248 } 1249 } catch (RemoteException re) { 1250 Log.w(TAG, "Could not get the user icon ", re); 1251 } 1252 return null; 1253 } 1254 1255 /** 1256 * Returns the maximum number of users that can be created on this device. A return value 1257 * of 1 means that it is a single user device. 1258 * @hide 1259 * @return a value greater than or equal to 1 1260 */ 1261 public static int getMaxSupportedUsers() { 1262 // Don't allow multiple users on certain builds 1263 if (android.os.Build.ID.startsWith("JVP")) return 1; 1264 // Svelte devices don't get multi-user. 1265 if (ActivityManager.isLowRamDeviceStatic()) return 1; 1266 return SystemProperties.getInt("fw.max_users", 1267 Resources.getSystem().getInteger(R.integer.config_multiuserMaximumUsers)); 1268 } 1269 1270 /** 1271 * Returns true if the user switcher should be shown, this will be if there 1272 * are multiple users that aren't managed profiles. 1273 * @hide 1274 * @return true if user switcher should be shown. 1275 */ 1276 public boolean isUserSwitcherEnabled() { 1277 List<UserInfo> users = getUsers(true); 1278 if (users == null) { 1279 return false; 1280 } 1281 int switchableUserCount = 0; 1282 for (UserInfo user : users) { 1283 if (user.supportsSwitchTo()) { 1284 ++switchableUserCount; 1285 } 1286 } 1287 final boolean guestEnabled = Settings.Global.getInt(mContext.getContentResolver(), 1288 Settings.Global.GUEST_USER_ENABLED, 0) == 1; 1289 return switchableUserCount > 1 || guestEnabled; 1290 } 1291 1292 /** 1293 * Returns a serial number on this device for a given userHandle. User handles can be recycled 1294 * when deleting and creating users, but serial numbers are not reused until the device is wiped. 1295 * @param userHandle 1296 * @return a serial number associated with that user, or -1 if the userHandle is not valid. 1297 * @hide 1298 */ 1299 public int getUserSerialNumber(int userHandle) { 1300 try { 1301 return mService.getUserSerialNumber(userHandle); 1302 } catch (RemoteException re) { 1303 Log.w(TAG, "Could not get serial number for user " + userHandle); 1304 } 1305 return -1; 1306 } 1307 1308 /** 1309 * Returns a userHandle on this device for a given user serial number. User handles can be 1310 * recycled when deleting and creating users, but serial numbers are not reused until the device 1311 * is wiped. 1312 * @param userSerialNumber 1313 * @return the userHandle associated with that user serial number, or -1 if the serial number 1314 * is not valid. 1315 * @hide 1316 */ 1317 public int getUserHandle(int userSerialNumber) { 1318 try { 1319 return mService.getUserHandle(userSerialNumber); 1320 } catch (RemoteException re) { 1321 Log.w(TAG, "Could not get userHandle for user " + userSerialNumber); 1322 } 1323 return -1; 1324 } 1325 1326 /** 1327 * Returns a Bundle containing any saved application restrictions for this user, for the 1328 * given package name. Only an application with this package name can call this method. 1329 * @param packageName the package name of the calling application 1330 * @return a Bundle with the restrictions as key/value pairs, or null if there are no 1331 * saved restrictions. The values can be of type Boolean, String or String[], depending 1332 * on the restriction type, as defined by the application. 1333 */ 1334 public Bundle getApplicationRestrictions(String packageName) { 1335 try { 1336 return mService.getApplicationRestrictions(packageName); 1337 } catch (RemoteException re) { 1338 Log.w(TAG, "Could not get application restrictions for package " + packageName); 1339 } 1340 return null; 1341 } 1342 1343 /** 1344 * @hide 1345 */ 1346 public Bundle getApplicationRestrictions(String packageName, UserHandle user) { 1347 try { 1348 return mService.getApplicationRestrictionsForUser(packageName, user.getIdentifier()); 1349 } catch (RemoteException re) { 1350 Log.w(TAG, "Could not get application restrictions for user " + user.getIdentifier()); 1351 } 1352 return null; 1353 } 1354 1355 /** 1356 * @hide 1357 */ 1358 public void setApplicationRestrictions(String packageName, Bundle restrictions, 1359 UserHandle user) { 1360 try { 1361 mService.setApplicationRestrictions(packageName, restrictions, user.getIdentifier()); 1362 } catch (RemoteException re) { 1363 Log.w(TAG, "Could not set application restrictions for user " + user.getIdentifier()); 1364 } 1365 } 1366 1367 /** 1368 * Sets a new challenge PIN for restrictions. This is only for use by pre-installed 1369 * apps and requires the MANAGE_USERS permission. 1370 * @param newPin the PIN to use for challenge dialogs. 1371 * @return Returns true if the challenge PIN was set successfully. 1372 * @deprecated The restrictions PIN functionality is no longer provided by the system. 1373 * This method is preserved for backwards compatibility reasons and always returns false. 1374 */ 1375 public boolean setRestrictionsChallenge(String newPin) { 1376 return false; 1377 } 1378 1379 /** @hide */ 1380 public void removeRestrictions() { 1381 try { 1382 mService.removeRestrictions(); 1383 } catch (RemoteException re) { 1384 Log.w(TAG, "Could not change restrictions pin"); 1385 } 1386 } 1387 1388 /** 1389 * @hide 1390 * Set restrictions that should apply to any future guest user that's created. 1391 */ 1392 public void setDefaultGuestRestrictions(Bundle restrictions) { 1393 try { 1394 mService.setDefaultGuestRestrictions(restrictions); 1395 } catch (RemoteException re) { 1396 Log.w(TAG, "Could not set guest restrictions"); 1397 } 1398 } 1399 1400 /** 1401 * @hide 1402 * Gets the default guest restrictions. 1403 */ 1404 public Bundle getDefaultGuestRestrictions() { 1405 try { 1406 return mService.getDefaultGuestRestrictions(); 1407 } catch (RemoteException re) { 1408 Log.w(TAG, "Could not set guest restrictions"); 1409 } 1410 return new Bundle(); 1411 } 1412 1413 /** 1414 * Returns creation time of the user or of a managed profile associated with the calling user. 1415 * @param userHandle user handle of the user or a managed profile associated with the 1416 * calling user. 1417 * @return creation time in milliseconds since Epoch time. 1418 */ 1419 public long getUserCreationTime(UserHandle userHandle) { 1420 try { 1421 return mService.getUserCreationTime(userHandle.getIdentifier()); 1422 } catch (RemoteException re) { 1423 Log.w(TAG, "Could not get user creation time", re); 1424 return 0; 1425 } 1426 } 1427} 1428