UserManager.java revision 53019287fd4fed9837363cff4de87100d85c2b81
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, unless they are 49 * {@link android.accounts.AccountManager#addAccountExplicitly programmatically} added by 50 * Authenticator. 51 * The default value is <code>false</code>. 52 * 53 * <p/>Key for user restrictions. 54 * <p/>Type: Boolean 55 * @see #setUserRestrictions(Bundle) 56 * @see #getUserRestrictions() 57 */ 58 public static final String DISALLOW_MODIFY_ACCOUNTS = "no_modify_accounts"; 59 60 /** 61 * Specifies if a user is disallowed from changing Wi-Fi 62 * access points. The default value is <code>false</code>. 63 * <p/>This restriction has no effect in a managed profile. 64 * 65 * <p/>Key for user restrictions. 66 * <p/>Type: Boolean 67 * @see #setUserRestrictions(Bundle) 68 * @see #getUserRestrictions() 69 */ 70 public static final String DISALLOW_CONFIG_WIFI = "no_config_wifi"; 71 72 /** 73 * Specifies if a user is disallowed from installing applications. 74 * The default value is <code>false</code>. 75 * 76 * <p/>Key for user restrictions. 77 * <p/>Type: Boolean 78 * @see #setUserRestrictions(Bundle) 79 * @see #getUserRestrictions() 80 */ 81 public static final String DISALLOW_INSTALL_APPS = "no_install_apps"; 82 83 /** 84 * Specifies if a user is disallowed from uninstalling applications. 85 * The default value is <code>false</code>. 86 * 87 * <p/>Key for user restrictions. 88 * <p/>Type: Boolean 89 * @see #setUserRestrictions(Bundle) 90 * @see #getUserRestrictions() 91 */ 92 public static final String DISALLOW_UNINSTALL_APPS = "no_uninstall_apps"; 93 94 /** 95 * Specifies if a user is disallowed from turning on location sharing. 96 * The default value is <code>false</code>. 97 * <p/>In a managed profile, location sharing always reflects the primary user's setting, but 98 * can be overridden and forced off by setting this restriction to true in the managed profile. 99 * 100 * <p/>Key for user restrictions. 101 * <p/>Type: Boolean 102 * @see #setUserRestrictions(Bundle) 103 * @see #getUserRestrictions() 104 */ 105 public static final String DISALLOW_SHARE_LOCATION = "no_share_location"; 106 107 /** 108 * Specifies if a user is disallowed from enabling the 109 * "Unknown Sources" setting, that allows installation of apps from unknown sources. 110 * The default value is <code>false</code>. 111 * 112 * <p/>Key for user restrictions. 113 * <p/>Type: Boolean 114 * @see #setUserRestrictions(Bundle) 115 * @see #getUserRestrictions() 116 */ 117 public static final String DISALLOW_INSTALL_UNKNOWN_SOURCES = "no_install_unknown_sources"; 118 119 /** 120 * Specifies if a user is disallowed from configuring bluetooth. 121 * This does <em>not</em> restrict the user from turning bluetooth on or off. 122 * The default value is <code>false</code>. 123 * <p/>This restriction has no effect in a managed profile. 124 * 125 * <p/>Key for user restrictions. 126 * <p/>Type: Boolean 127 * @see #setUserRestrictions(Bundle) 128 * @see #getUserRestrictions() 129 */ 130 public static final String DISALLOW_CONFIG_BLUETOOTH = "no_config_bluetooth"; 131 132 /** 133 * Specifies if a user is disallowed from transferring files over 134 * USB. This can only be set by device owners and profile owners on the primary user. 135 * The default value is <code>false</code>. 136 * 137 * <p/>Key for user restrictions. 138 * <p/>Type: Boolean 139 * @see #setUserRestrictions(Bundle) 140 * @see #getUserRestrictions() 141 */ 142 public static final String DISALLOW_USB_FILE_TRANSFER = "no_usb_file_transfer"; 143 144 /** 145 * Specifies if a user is disallowed from configuring user 146 * credentials. The default value is <code>false</code>. 147 * 148 * <p/>Key for user restrictions. 149 * <p/>Type: Boolean 150 * @see #setUserRestrictions(Bundle) 151 * @see #getUserRestrictions() 152 */ 153 public static final String DISALLOW_CONFIG_CREDENTIALS = "no_config_credentials"; 154 155 /** 156 * When set on the primary user this specifies if the user can remove other users. 157 * When set on a secondary user, this specifies if the user can remove itself. 158 * This restriction has no effect on managed profiles. 159 * The default value is <code>false</code>. 160 * 161 * <p/>Key for user restrictions. 162 * <p/>Type: Boolean 163 * @see #setUserRestrictions(Bundle) 164 * @see #getUserRestrictions() 165 */ 166 public static final String DISALLOW_REMOVE_USER = "no_remove_user"; 167 168 /** 169 * Specifies if a user is disallowed from enabling or 170 * accessing debugging features. The default value is <code>false</code>. 171 * 172 * <p/>Key for user restrictions. 173 * <p/>Type: Boolean 174 * @see #setUserRestrictions(Bundle) 175 * @see #getUserRestrictions() 176 */ 177 public static final String DISALLOW_DEBUGGING_FEATURES = "no_debugging_features"; 178 179 /** 180 * Specifies if a user is disallowed from configuring VPN. 181 * The default value is <code>false</code>. 182 * This restriction has an effect in a managed profile only from 183 * {@link android.os.Build.VERSION_CODES#MNC} 184 * 185 * <p/>Key for user restrictions. 186 * <p/>Type: Boolean 187 * @see #setUserRestrictions(Bundle) 188 * @see #getUserRestrictions() 189 */ 190 public static final String DISALLOW_CONFIG_VPN = "no_config_vpn"; 191 192 /** 193 * Specifies if a user is disallowed from configuring Tethering 194 * & portable hotspots. This can only be set by device owners and profile owners on the 195 * primary user. The default value is <code>false</code>. 196 * 197 * <p/>Key for user restrictions. 198 * <p/>Type: Boolean 199 * @see #setUserRestrictions(Bundle) 200 * @see #getUserRestrictions() 201 */ 202 public static final String DISALLOW_CONFIG_TETHERING = "no_config_tethering"; 203 204 /** 205 * Specifies if a user is disallowed from resetting network settings 206 * from Settings. This can only be set by device owners and profile owners on the primary user. 207 * The default value is <code>false</code>. 208 * <p/>This restriction has no effect on secondary users and managed profiles since only the 209 * primary user can reset the network settings of the device. 210 * 211 * <p/>Key for user restrictions. 212 * <p/>Type: Boolean 213 * @see #setUserRestrictions(Bundle) 214 * @see #getUserRestrictions() 215 */ 216 public static final String DISALLOW_NETWORK_RESET = "no_network_reset"; 217 218 /** 219 * Specifies if a user is disallowed from factory resetting 220 * from Settings. This can only be set by device owners and profile owners on the primary user. 221 * The default value is <code>false</code>. 222 * <p/>This restriction has no effect on secondary users and managed profiles since only the 223 * primary user can factory reset the device. 224 * 225 * <p/>Key for user restrictions. 226 * <p/>Type: Boolean 227 * @see #setUserRestrictions(Bundle) 228 * @see #getUserRestrictions() 229 */ 230 public static final String DISALLOW_FACTORY_RESET = "no_factory_reset"; 231 232 /** 233 * Specifies if a user is disallowed from adding new users and 234 * profiles. This can only be set by device owners and profile owners on the primary user. 235 * The default value is <code>false</code>. 236 * <p/>This restriction has no effect on secondary users and managed profiles since only the 237 * primary user can add other users. 238 * 239 * <p/>Key for user restrictions. 240 * <p/>Type: Boolean 241 * @see #setUserRestrictions(Bundle) 242 * @see #getUserRestrictions() 243 */ 244 public static final String DISALLOW_ADD_USER = "no_add_user"; 245 246 /** 247 * Specifies if a user is disallowed from disabling application 248 * verification. The default value is <code>false</code>. 249 * 250 * <p/>Key for user restrictions. 251 * <p/>Type: Boolean 252 * @see #setUserRestrictions(Bundle) 253 * @see #getUserRestrictions() 254 */ 255 public static final String ENSURE_VERIFY_APPS = "ensure_verify_apps"; 256 257 /** 258 * Specifies if a user is disallowed from configuring cell 259 * broadcasts. This can only be set by device owners and profile owners on the primary user. 260 * The default value is <code>false</code>. 261 * <p/>This restriction has no effect on secondary users and managed profiles since only the 262 * primary user can configure cell broadcasts. 263 * 264 * <p/>Key for user restrictions. 265 * <p/>Type: Boolean 266 * @see #setUserRestrictions(Bundle) 267 * @see #getUserRestrictions() 268 */ 269 public static final String DISALLOW_CONFIG_CELL_BROADCASTS = "no_config_cell_broadcasts"; 270 271 /** 272 * Specifies if a user is disallowed from configuring mobile 273 * networks. This can only be set by device owners and profile owners on the primary user. 274 * The default value is <code>false</code>. 275 * <p/>This restriction has no effect on secondary users and managed profiles since only the 276 * primary user can configure mobile networks. 277 * 278 * <p/>Key for user restrictions. 279 * <p/>Type: Boolean 280 * @see #setUserRestrictions(Bundle) 281 * @see #getUserRestrictions() 282 */ 283 public static final String DISALLOW_CONFIG_MOBILE_NETWORKS = "no_config_mobile_networks"; 284 285 /** 286 * Specifies if a user is disallowed from modifying 287 * applications in Settings or launchers. The following actions will not be allowed when this 288 * restriction is enabled: 289 * <li>uninstalling apps</li> 290 * <li>disabling apps</li> 291 * <li>clearing app caches</li> 292 * <li>clearing app data</li> 293 * <li>force stopping apps</li> 294 * <li>clearing app defaults</li> 295 * <p> 296 * The default value is <code>false</code>. 297 * 298 * <p/>Key for user restrictions. 299 * <p/>Type: Boolean 300 * @see #setUserRestrictions(Bundle) 301 * @see #getUserRestrictions() 302 */ 303 public static final String DISALLOW_APPS_CONTROL = "no_control_apps"; 304 305 /** 306 * Specifies if a user is disallowed from mounting 307 * physical external media. This can only be set by device owners and profile owners on the 308 * primary user. The default value is <code>false</code>. 309 * 310 * <p/>Key for user restrictions. 311 * <p/>Type: Boolean 312 * @see #setUserRestrictions(Bundle) 313 * @see #getUserRestrictions() 314 */ 315 public static final String DISALLOW_MOUNT_PHYSICAL_MEDIA = "no_physical_media"; 316 317 /** 318 * Specifies if a user is disallowed from adjusting microphone 319 * volume. If set, the microphone will be muted. This can only be set by device owners 320 * and profile owners on the primary user. The default value is <code>false</code>. 321 * 322 * <p/>Key for user restrictions. 323 * <p/>Type: Boolean 324 * @see #setUserRestrictions(Bundle) 325 * @see #getUserRestrictions() 326 */ 327 public static final String DISALLOW_UNMUTE_MICROPHONE = "no_unmute_microphone"; 328 329 /** 330 * Specifies if a user is disallowed from adjusting the master 331 * volume. If set, the master volume will be muted. This can only be set by device owners 332 * and profile owners on the primary user. The default value is <code>false</code>. 333 * 334 * <p/>Key for user restrictions. 335 * <p/>Type: Boolean 336 * @see #setUserRestrictions(Bundle) 337 * @see #getUserRestrictions() 338 */ 339 public static final String DISALLOW_ADJUST_VOLUME = "no_adjust_volume"; 340 341 /** 342 * Specifies that the user is not allowed to make outgoing 343 * phone calls. Emergency calls are still permitted. 344 * The default value is <code>false</code>. 345 * <p/>This restriction has no effect on managed profiles since call intents are normally 346 * forwarded to the primary user. 347 * 348 * <p/>Key for user restrictions. 349 * <p/>Type: Boolean 350 * @see #setUserRestrictions(Bundle) 351 * @see #getUserRestrictions() 352 */ 353 public static final String DISALLOW_OUTGOING_CALLS = "no_outgoing_calls"; 354 355 /** 356 * Specifies that the user is not allowed to send or receive 357 * SMS messages. The default value is <code>false</code>. 358 * 359 * <p/>Key for user restrictions. 360 * <p/>Type: Boolean 361 * @see #setUserRestrictions(Bundle) 362 * @see #getUserRestrictions() 363 */ 364 public static final String DISALLOW_SMS = "no_sms"; 365 366 /** 367 * Specifies if the user is not allowed to have fun. In some cases, the 368 * device owner may wish to prevent the user from experiencing amusement or 369 * joy while using the device. The default value is <code>false</code>. 370 * 371 * <p/>Key for user restrictions. 372 * <p/>Type: Boolean 373 * @see #setUserRestrictions(Bundle) 374 * @see #getUserRestrictions() 375 */ 376 public static final String DISALLOW_FUN = "no_fun"; 377 378 /** 379 * Specifies that windows besides app windows should not be 380 * created. This will block the creation of the following types of windows. 381 * <li>{@link LayoutParams#TYPE_TOAST}</li> 382 * <li>{@link LayoutParams#TYPE_PHONE}</li> 383 * <li>{@link LayoutParams#TYPE_PRIORITY_PHONE}</li> 384 * <li>{@link LayoutParams#TYPE_SYSTEM_ALERT}</li> 385 * <li>{@link LayoutParams#TYPE_SYSTEM_ERROR}</li> 386 * <li>{@link LayoutParams#TYPE_SYSTEM_OVERLAY}</li> 387 * 388 * <p>This can only be set by device owners and profile owners on the primary user. 389 * The default value is <code>false</code>. 390 * 391 * <p/>Key for user restrictions. 392 * <p/>Type: Boolean 393 * @see #setUserRestrictions(Bundle) 394 * @see #getUserRestrictions() 395 */ 396 public static final String DISALLOW_CREATE_WINDOWS = "no_create_windows"; 397 398 /** 399 * Specifies if what is copied in the clipboard of this profile can 400 * be pasted in related profiles. Does not restrict if the clipboard of related profiles can be 401 * pasted in this profile. 402 * The default value is <code>false</code>. 403 * 404 * <p/>Key for user restrictions. 405 * <p/>Type: Boolean 406 * @see #setUserRestrictions(Bundle) 407 * @see #getUserRestrictions() 408 */ 409 public static final String DISALLOW_CROSS_PROFILE_COPY_PASTE = "no_cross_profile_copy_paste"; 410 411 /** 412 * Specifies if the user is not allowed to use NFC to beam out data from apps. 413 * The default value is <code>false</code>. 414 * 415 * <p/>Key for user restrictions. 416 * <p/>Type: Boolean 417 * @see #setUserRestrictions(Bundle) 418 * @see #getUserRestrictions() 419 */ 420 public static final String DISALLOW_OUTGOING_BEAM = "no_outgoing_beam"; 421 422 /** 423 * Hidden user restriction to disallow access to wallpaper manager APIs. This user restriction 424 * is always set for managed profiles. 425 * @hide 426 * @see #setUserRestrictions(Bundle) 427 * @see #getUserRestrictions() 428 */ 429 public static final String DISALLOW_WALLPAPER = "no_wallpaper"; 430 431 /** 432 * Specifies if the user is not allowed to reboot the device into safe boot mode. 433 * This can only be set by device owners and profile owners on the primary user. 434 * The default value is <code>false</code>. 435 * 436 * <p/>Key for user restrictions. 437 * <p/>Type: Boolean 438 * @see #setUserRestrictions(Bundle) 439 * @see #getUserRestrictions() 440 */ 441 public static final String DISALLOW_SAFE_BOOT = "no_safe_boot"; 442 443 /** 444 * Specifies if a user is not allowed to record audio. This restriction is always enabled for 445 * background users. The default value is <code>false</code>. 446 * 447 * @see #setUserRestrictions(Bundle) 448 * @see #getUserRestrictions() 449 * @hide 450 */ 451 public static final String DISALLOW_RECORD_AUDIO = "no_record_audio"; 452 453 /** 454 * Allows apps in the parent profile to handle web links from the managed profile. 455 * 456 * This user restriction has an effect only in a managed profile. 457 * If set: 458 * Intent filters of activities in the parent profile with action 459 * {@link android.content.Intent#ACTION_VIEW}, 460 * category {@link android.content.Intent#CATEGORY_BROWSABLE}, scheme http or https, and which 461 * define a host can handle intents from the managed profile. 462 * The default value is <code>false</code>. 463 * 464 * <p/>Key for user restrictions. 465 * <p/>Type: Boolean 466 * @see #setUserRestrictions(Bundle) 467 * @see #getUserRestrictions() 468 */ 469 public static final String ALLOW_PARENT_PROFILE_APP_LINKING 470 = "allow_parent_profile_app_linking"; 471 472 /** 473 * Application restriction key that is used to indicate the pending arrival 474 * of real restrictions for the app. 475 * 476 * <p> 477 * Applications that support restrictions should check for the presence of this key. 478 * A <code>true</code> value indicates that restrictions may be applied in the near 479 * future but are not available yet. It is the responsibility of any 480 * management application that sets this flag to update it when the final 481 * restrictions are enforced. 482 * 483 * <p/>Key for application restrictions. 484 * <p/>Type: Boolean 485 * @see android.app.admin.DevicePolicyManager#setApplicationRestrictions( 486 * android.content.ComponentName, String, Bundle) 487 * @see android.app.admin.DevicePolicyManager#getApplicationRestrictions( 488 * android.content.ComponentName, String) 489 */ 490 public static final String KEY_RESTRICTIONS_PENDING = "restrictions_pending"; 491 492 /** @hide */ 493 public static final int PIN_VERIFICATION_FAILED_INCORRECT = -3; 494 /** @hide */ 495 public static final int PIN_VERIFICATION_FAILED_NOT_SET = -2; 496 /** @hide */ 497 public static final int PIN_VERIFICATION_SUCCESS = -1; 498 499 private static UserManager sInstance = null; 500 501 /** @hide */ 502 public synchronized static UserManager get(Context context) { 503 if (sInstance == null) { 504 sInstance = (UserManager) context.getSystemService(Context.USER_SERVICE); 505 } 506 return sInstance; 507 } 508 509 /** @hide */ 510 public UserManager(Context context, IUserManager service) { 511 mService = service; 512 mContext = context; 513 } 514 515 /** 516 * Returns whether the system supports multiple users. 517 * @return true if multiple users can be created by user, false if it is a single user device. 518 * @hide 519 */ 520 public static boolean supportsMultipleUsers() { 521 return getMaxSupportedUsers() > 1 522 && SystemProperties.getBoolean("fw.show_multiuserui", 523 Resources.getSystem().getBoolean(R.bool.config_enableMultiUserUI)); 524 } 525 526 /** 527 * Returns the user handle for the user that this process is running under. 528 * 529 * @return the user handle of this process. 530 * @hide 531 */ 532 public int getUserHandle() { 533 return UserHandle.myUserId(); 534 } 535 536 /** 537 * Returns the user name of the user making this call. This call is only 538 * available to applications on the system image; it requires the 539 * MANAGE_USERS permission. 540 * @return the user name 541 */ 542 public String getUserName() { 543 try { 544 return mService.getUserInfo(getUserHandle()).name; 545 } catch (RemoteException re) { 546 Log.w(TAG, "Could not get user name", re); 547 return ""; 548 } 549 } 550 551 /** 552 * Used to determine whether the user making this call is subject to 553 * teleportations. 554 * 555 * <p>As of {@link android.os.Build.VERSION_CODES#LOLLIPOP}, this method can 556 * now automatically identify goats using advanced goat recognition technology.</p> 557 * 558 * @return Returns true if the user making this call is a goat. 559 */ 560 public boolean isUserAGoat() { 561 return mContext.getPackageManager() 562 .isPackageAvailable("com.coffeestainstudios.goatsimulator"); 563 } 564 565 /** 566 * Used to check if this process is running under the system user. The system user 567 * is the initial user that is implicitly created on first boot and hosts most of the 568 * system services. 569 * 570 * @return whether this process is running under the system user. 571 */ 572 public boolean isSystemUser() { 573 return UserHandle.myUserId() == UserHandle.USER_OWNER; 574 } 575 576 /** 577 * @hide 578 * Returns whether the caller is running as an admin user. There can be more than one admin 579 * user. 580 */ 581 public boolean isAdminUser() { 582 UserInfo user = getUserInfo(UserHandle.myUserId()); 583 return user != null ? user.isAdmin() : false; 584 } 585 586 /** 587 * Used to check if the user making this call is linked to another user. Linked users may have 588 * a reduced number of available apps, app restrictions and account restrictions. 589 * @return whether the user making this call is a linked user 590 * @hide 591 */ 592 public boolean isLinkedUser() { 593 try { 594 return mService.isRestricted(); 595 } catch (RemoteException re) { 596 Log.w(TAG, "Could not check if user is limited ", re); 597 return false; 598 } 599 } 600 601 /** 602 * Checks if the calling app is running as a guest user. 603 * @return whether the caller is a guest user. 604 * @hide 605 */ 606 public boolean isGuestUser() { 607 UserInfo user = getUserInfo(UserHandle.myUserId()); 608 return user != null ? user.isGuest() : false; 609 } 610 611 /** 612 * Checks if the calling app is running in a managed profile. 613 * Requires {@link android.Manifest.permission#MANAGE_USERS} permission. 614 * 615 * @return whether the caller is in a managed profile. 616 * @hide 617 */ 618 @SystemApi 619 public boolean isManagedProfile() { 620 UserInfo user = getUserInfo(UserHandle.myUserId()); 621 return user != null ? user.isManagedProfile() : false; 622 } 623 624 /** 625 * Return whether the given user is actively running. This means that 626 * the user is in the "started" state, not "stopped" -- it is currently 627 * allowed to run code through scheduled alarms, receiving broadcasts, 628 * etc. A started user may be either the current foreground user or a 629 * background user; the result here does not distinguish between the two. 630 * @param user The user to retrieve the running state for. 631 */ 632 public boolean isUserRunning(UserHandle user) { 633 try { 634 return ActivityManagerNative.getDefault().isUserRunning( 635 user.getIdentifier(), false); 636 } catch (RemoteException e) { 637 return false; 638 } 639 } 640 641 /** 642 * Return whether the given user is actively running <em>or</em> stopping. 643 * This is like {@link #isUserRunning(UserHandle)}, but will also return 644 * true if the user had been running but is in the process of being stopped 645 * (but is not yet fully stopped, and still running some code). 646 * @param user The user to retrieve the running state for. 647 */ 648 public boolean isUserRunningOrStopping(UserHandle user) { 649 try { 650 return ActivityManagerNative.getDefault().isUserRunning( 651 user.getIdentifier(), true); 652 } catch (RemoteException e) { 653 return false; 654 } 655 } 656 657 /** 658 * Returns the UserInfo object describing a specific user. 659 * Requires {@link android.Manifest.permission#MANAGE_USERS} permission. 660 * @param userHandle the user handle of the user whose information is being requested. 661 * @return the UserInfo object for a specific user. 662 * @hide 663 */ 664 public UserInfo getUserInfo(int userHandle) { 665 try { 666 return mService.getUserInfo(userHandle); 667 } catch (RemoteException re) { 668 Log.w(TAG, "Could not get user info", re); 669 return null; 670 } 671 } 672 673 /** 674 * Returns the user-wide restrictions imposed on this user. 675 * @return a Bundle containing all the restrictions. 676 */ 677 public Bundle getUserRestrictions() { 678 return getUserRestrictions(Process.myUserHandle()); 679 } 680 681 /** 682 * Returns the user-wide restrictions imposed on the user specified by <code>userHandle</code>. 683 * @param userHandle the UserHandle of the user for whom to retrieve the restrictions. 684 * @return a Bundle containing all the restrictions. 685 */ 686 public Bundle getUserRestrictions(UserHandle userHandle) { 687 try { 688 return mService.getUserRestrictions(userHandle.getIdentifier()); 689 } catch (RemoteException re) { 690 Log.w(TAG, "Could not get user restrictions", re); 691 return Bundle.EMPTY; 692 } 693 } 694 695 /** 696 * Sets all the user-wide restrictions for this user. 697 * Requires the MANAGE_USERS permission. 698 * @param restrictions the Bundle containing all the restrictions. 699 * @deprecated use {@link android.app.admin.DevicePolicyManager#addUserRestriction( 700 * android.content.ComponentName, String)} or 701 * {@link android.app.admin.DevicePolicyManager#clearUserRestriction( 702 * android.content.ComponentName, String)} instead. 703 */ 704 @Deprecated 705 public void setUserRestrictions(Bundle restrictions) { 706 setUserRestrictions(restrictions, Process.myUserHandle()); 707 } 708 709 /** 710 * Sets all the user-wide restrictions for the specified user. 711 * Requires the MANAGE_USERS permission. 712 * @param restrictions the Bundle containing all the restrictions. 713 * @param userHandle the UserHandle of the user for whom to set the restrictions. 714 * @deprecated use {@link android.app.admin.DevicePolicyManager#addUserRestriction( 715 * android.content.ComponentName, String)} or 716 * {@link android.app.admin.DevicePolicyManager#clearUserRestriction( 717 * android.content.ComponentName, String)} instead. 718 */ 719 @Deprecated 720 public void setUserRestrictions(Bundle restrictions, UserHandle userHandle) { 721 try { 722 mService.setUserRestrictions(restrictions, userHandle.getIdentifier()); 723 } catch (RemoteException re) { 724 Log.w(TAG, "Could not set user restrictions", re); 725 } 726 } 727 728 /** 729 * Sets the value of a specific restriction. 730 * Requires the MANAGE_USERS permission. 731 * @param key the key of the restriction 732 * @param value the value for the restriction 733 * @deprecated use {@link android.app.admin.DevicePolicyManager#addUserRestriction( 734 * android.content.ComponentName, String)} or 735 * {@link android.app.admin.DevicePolicyManager#clearUserRestriction( 736 * android.content.ComponentName, String)} instead. 737 */ 738 @Deprecated 739 public void setUserRestriction(String key, boolean value) { 740 Bundle bundle = getUserRestrictions(); 741 bundle.putBoolean(key, value); 742 setUserRestrictions(bundle); 743 } 744 745 /** 746 * @hide 747 * Sets the value of a specific restriction on a specific user. 748 * Requires the MANAGE_USERS permission. 749 * @param key the key of the restriction 750 * @param value the value for the restriction 751 * @param userHandle the user whose restriction is to be changed. 752 * @deprecated use {@link android.app.admin.DevicePolicyManager#addUserRestriction( 753 * android.content.ComponentName, String)} or 754 * {@link android.app.admin.DevicePolicyManager#clearUserRestriction( 755 * android.content.ComponentName, String)} instead. 756 */ 757 @Deprecated 758 public void setUserRestriction(String key, boolean value, UserHandle userHandle) { 759 try { 760 mService.setUserRestriction(key, value, userHandle.getIdentifier()); 761 } catch (RemoteException re) { 762 Log.w(TAG, "Could not set user restriction", re); 763 } 764 } 765 766 /** 767 * Returns whether the current user has been disallowed from performing certain actions 768 * or setting certain settings. 769 * 770 * @param restrictionKey The string key representing the restriction. 771 * @return {@code true} if the current user has the given restriction, {@code false} otherwise. 772 */ 773 public boolean hasUserRestriction(String restrictionKey) { 774 return hasUserRestriction(restrictionKey, Process.myUserHandle()); 775 } 776 777 /** 778 * @hide 779 * Returns whether the given user has been disallowed from performing certain actions 780 * or setting certain settings. 781 * @param restrictionKey the string key representing the restriction 782 * @param userHandle the UserHandle of the user for whom to retrieve the restrictions. 783 */ 784 public boolean hasUserRestriction(String restrictionKey, UserHandle userHandle) { 785 try { 786 return mService.hasUserRestriction(restrictionKey, 787 userHandle.getIdentifier()); 788 } catch (RemoteException re) { 789 Log.w(TAG, "Could not check user restrictions", re); 790 return false; 791 } 792 } 793 794 /** 795 * Return the serial number for a user. This is a device-unique 796 * number assigned to that user; if the user is deleted and then a new 797 * user created, the new users will not be given the same serial number. 798 * @param user The user whose serial number is to be retrieved. 799 * @return The serial number of the given user; returns -1 if the 800 * given UserHandle does not exist. 801 * @see #getUserForSerialNumber(long) 802 */ 803 public long getSerialNumberForUser(UserHandle user) { 804 return getUserSerialNumber(user.getIdentifier()); 805 } 806 807 /** 808 * Return the user associated with a serial number previously 809 * returned by {@link #getSerialNumberForUser(UserHandle)}. 810 * @param serialNumber The serial number of the user that is being 811 * retrieved. 812 * @return Return the user associated with the serial number, or null 813 * if there is not one. 814 * @see #getSerialNumberForUser(UserHandle) 815 */ 816 public UserHandle getUserForSerialNumber(long serialNumber) { 817 int ident = getUserHandle((int) serialNumber); 818 return ident >= 0 ? new UserHandle(ident) : null; 819 } 820 821 /** 822 * Creates a user with the specified name and options. 823 * Requires {@link android.Manifest.permission#MANAGE_USERS} permission. 824 * 825 * @param name the user's name 826 * @param flags flags that identify the type of user and other properties. 827 * @see UserInfo 828 * 829 * @return the UserInfo object for the created user, or null if the user could not be created. 830 * @hide 831 */ 832 public UserInfo createUser(String name, int flags) { 833 try { 834 return mService.createUser(name, flags); 835 } catch (RemoteException re) { 836 Log.w(TAG, "Could not create a user", re); 837 return null; 838 } 839 } 840 841 /** 842 * Creates a guest user and configures it. 843 * @param context an application context 844 * @param name the name to set for the user 845 * @hide 846 */ 847 public UserInfo createGuest(Context context, String name) { 848 UserInfo guest = createUser(name, UserInfo.FLAG_GUEST); 849 if (guest != null) { 850 Settings.Secure.putStringForUser(context.getContentResolver(), 851 Settings.Secure.SKIP_FIRST_USE_HINTS, "1", guest.id); 852 try { 853 Bundle guestRestrictions = mService.getDefaultGuestRestrictions(); 854 guestRestrictions.putBoolean(DISALLOW_SMS, true); 855 guestRestrictions.putBoolean(DISALLOW_INSTALL_UNKNOWN_SOURCES, true); 856 mService.setUserRestrictions(guestRestrictions, guest.id); 857 } catch (RemoteException re) { 858 Log.w(TAG, "Could not update guest restrictions"); 859 } 860 } 861 return guest; 862 } 863 864 /** 865 * Creates a secondary user with the specified name and options and configures it with default 866 * restrictions. 867 * Requires {@link android.Manifest.permission#MANAGE_USERS} permission. 868 * 869 * @param name the user's name 870 * @param flags flags that identify the type of user and other properties. 871 * @see UserInfo 872 * 873 * @return the UserInfo object for the created user, or null if the user could not be created. 874 * @hide 875 */ 876 public UserInfo createSecondaryUser(String name, int flags) { 877 try { 878 UserInfo user = mService.createUser(name, flags); 879 if (user == null) { 880 return null; 881 } 882 Bundle userRestrictions = mService.getUserRestrictions(user.id); 883 addDefaultUserRestrictions(userRestrictions); 884 mService.setUserRestrictions(userRestrictions, user.id); 885 return user; 886 } catch (RemoteException re) { 887 Log.w(TAG, "Could not create a user", re); 888 return null; 889 } 890 } 891 892 private static void addDefaultUserRestrictions(Bundle restrictions) { 893 restrictions.putBoolean(DISALLOW_OUTGOING_CALLS, true); 894 restrictions.putBoolean(DISALLOW_SMS, true); 895 } 896 897 /** 898 * Creates a user with the specified name and options as a profile of another user. 899 * Requires {@link android.Manifest.permission#MANAGE_USERS} permission. 900 * 901 * @param name the user's name 902 * @param flags flags that identify the type of user and other properties. 903 * @see UserInfo 904 * @param userHandle new user will be a profile of this use. 905 * 906 * @return the UserInfo object for the created user, or null if the user could not be created. 907 * @hide 908 */ 909 public UserInfo createProfileForUser(String name, int flags, int userHandle) { 910 try { 911 return mService.createProfileForUser(name, flags, userHandle); 912 } catch (RemoteException re) { 913 Log.w(TAG, "Could not create a user", re); 914 return null; 915 } 916 } 917 918 /** 919 * @hide 920 * Marks the guest user for deletion to allow a new guest to be created before deleting 921 * the current user who is a guest. 922 * @param userHandle 923 * @return 924 */ 925 public boolean markGuestForDeletion(int userHandle) { 926 try { 927 return mService.markGuestForDeletion(userHandle); 928 } catch (RemoteException re) { 929 Log.w(TAG, "Could not mark guest for deletion", re); 930 return false; 931 } 932 } 933 934 /** 935 * Sets the user as enabled, if such an user exists. 936 * Requires {@link android.Manifest.permission#MANAGE_USERS} permission. 937 * Note that the default is true, it's only that managed profiles might not be enabled. 938 * 939 * @param userHandle the id of the profile to enable 940 * @hide 941 */ 942 public void setUserEnabled(int userHandle) { 943 try { 944 mService.setUserEnabled(userHandle); 945 } catch (RemoteException e) { 946 Log.w(TAG, "Could not enable the profile", e); 947 } 948 } 949 950 /** 951 * Return the number of users currently created on the device. 952 */ 953 public int getUserCount() { 954 List<UserInfo> users = getUsers(); 955 return users != null ? users.size() : 1; 956 } 957 958 /** 959 * Returns information for all users on this device. 960 * Requires {@link android.Manifest.permission#MANAGE_USERS} permission. 961 * @return the list of users that were created. 962 * @hide 963 */ 964 public List<UserInfo> getUsers() { 965 try { 966 return mService.getUsers(false); 967 } catch (RemoteException re) { 968 Log.w(TAG, "Could not get user list", re); 969 return null; 970 } 971 } 972 973 /** 974 * Checks whether it's possible to add more users. Caller must hold the MANAGE_USERS 975 * permission. 976 * 977 * @return true if more users can be added, false if limit has been reached. 978 * @hide 979 */ 980 public boolean canAddMoreUsers() { 981 final List<UserInfo> users = getUsers(true); 982 final int totalUserCount = users.size(); 983 int aliveUserCount = 0; 984 for (int i = 0; i < totalUserCount; i++) { 985 UserInfo user = users.get(i); 986 if (!user.isGuest()) { 987 aliveUserCount++; 988 } 989 } 990 return aliveUserCount < getMaxSupportedUsers(); 991 } 992 993 /** 994 * Checks whether it's possible to add more managed profiles. Caller must hold the MANAGE_USERS 995 * permission. 996 * 997 * @return true if more managed profiles can be added, false if limit has been reached. 998 * @hide 999 */ 1000 public boolean canAddMoreManagedProfiles() { 1001 try { 1002 return mService.canAddMoreManagedProfiles(); 1003 } catch (RemoteException re) { 1004 Log.w(TAG, "Could not check if we can add more managed profiles", re); 1005 return false; 1006 } 1007 } 1008 1009 /** 1010 * Returns list of the profiles of userHandle including 1011 * userHandle itself. 1012 * Note that this returns both enabled and not enabled profiles. See 1013 * {@link #getEnabledProfiles(int)} if you need only the enabled ones. 1014 * 1015 * Requires {@link android.Manifest.permission#MANAGE_USERS} permission. 1016 * @param userHandle profiles of this user will be returned. 1017 * @return the list of profiles. 1018 * @hide 1019 */ 1020 public List<UserInfo> getProfiles(int userHandle) { 1021 try { 1022 return mService.getProfiles(userHandle, false /* enabledOnly */); 1023 } catch (RemoteException re) { 1024 Log.w(TAG, "Could not get user list", re); 1025 return null; 1026 } 1027 } 1028 1029 /** 1030 * Returns list of the profiles of userHandle including 1031 * userHandle itself. 1032 * Note that this returns only enabled. 1033 * 1034 * Requires {@link android.Manifest.permission#MANAGE_USERS} permission. 1035 * @param userHandle profiles of this user will be returned. 1036 * @return the list of profiles. 1037 * @hide 1038 */ 1039 public List<UserInfo> getEnabledProfiles(int userHandle) { 1040 try { 1041 return mService.getProfiles(userHandle, true /* enabledOnly */); 1042 } catch (RemoteException re) { 1043 Log.w(TAG, "Could not get user list", re); 1044 return null; 1045 } 1046 } 1047 1048 /** 1049 * Returns a list of UserHandles for profiles associated with the user that the calling process 1050 * is running on, including the user itself. 1051 * 1052 * @return A non-empty list of UserHandles associated with the calling user. 1053 */ 1054 public List<UserHandle> getUserProfiles() { 1055 ArrayList<UserHandle> profiles = new ArrayList<UserHandle>(); 1056 List<UserInfo> users = new ArrayList<UserInfo>(); 1057 try { 1058 users = mService.getProfiles(UserHandle.myUserId(), true /* enabledOnly */); 1059 } catch (RemoteException re) { 1060 Log.w(TAG, "Could not get user list", re); 1061 return null; 1062 } 1063 for (UserInfo info : users) { 1064 UserHandle userHandle = new UserHandle(info.id); 1065 profiles.add(userHandle); 1066 } 1067 return profiles; 1068 } 1069 1070 /** 1071 * Returns the parent of the profile which this method is called from 1072 * or null if called from a user that is not a profile. 1073 * 1074 * @hide 1075 */ 1076 public UserInfo getProfileParent(int userHandle) { 1077 try { 1078 return mService.getProfileParent(userHandle); 1079 } catch (RemoteException re) { 1080 Log.w(TAG, "Could not get profile parent", re); 1081 return null; 1082 } 1083 } 1084 1085 /** 1086 * If the target user is a managed profile of the calling user or the caller 1087 * is itself a managed profile, then this returns a badged copy of the given 1088 * icon to be able to distinguish it from the original icon. For badging an 1089 * arbitrary drawable use {@link #getBadgedDrawableForUser( 1090 * android.graphics.drawable.Drawable, UserHandle, android.graphics.Rect, int)}. 1091 * <p> 1092 * If the original drawable is a BitmapDrawable and the backing bitmap is 1093 * mutable as per {@link android.graphics.Bitmap#isMutable()}, the bading 1094 * is performed in place and the original drawable is returned. 1095 * </p> 1096 * 1097 * @param icon The icon to badge. 1098 * @param user The target user. 1099 * @return A drawable that combines the original icon and a badge as 1100 * determined by the system. 1101 * @removed 1102 */ 1103 public Drawable getBadgedIconForUser(Drawable icon, UserHandle user) { 1104 return mContext.getPackageManager().getUserBadgedIcon(icon, user); 1105 } 1106 1107 /** 1108 * If the target user is a managed profile of the calling user or the caller 1109 * is itself a managed profile, then this returns a badged copy of the given 1110 * drawable allowing the user to distinguish it from the original drawable. 1111 * The caller can specify the location in the bounds of the drawable to be 1112 * badged where the badge should be applied as well as the density of the 1113 * badge to be used. 1114 * <p> 1115 * If the original drawable is a BitmapDrawable and the backing bitmap is 1116 * mutable as per {@link android.graphics.Bitmap#isMutable()}, the bading 1117 * is performed in place and the original drawable is returned. 1118 * </p> 1119 * 1120 * @param badgedDrawable The drawable to badge. 1121 * @param user The target user. 1122 * @param badgeLocation Where in the bounds of the badged drawable to place 1123 * the badge. If not provided, the badge is applied on top of the entire 1124 * drawable being badged. 1125 * @param badgeDensity The optional desired density for the badge as per 1126 * {@link android.util.DisplayMetrics#densityDpi}. If not provided, 1127 * the density of the display is used. 1128 * @return A drawable that combines the original drawable and a badge as 1129 * determined by the system. 1130 * @removed 1131 */ 1132 public Drawable getBadgedDrawableForUser(Drawable badgedDrawable, UserHandle user, 1133 Rect badgeLocation, int badgeDensity) { 1134 return mContext.getPackageManager().getUserBadgedDrawableForDensity(badgedDrawable, user, 1135 badgeLocation, badgeDensity); 1136 } 1137 1138 /** 1139 * If the target user is a managed profile of the calling user or the caller 1140 * is itself a managed profile, then this returns a copy of the label with 1141 * badging for accessibility services like talkback. E.g. passing in "Email" 1142 * and it might return "Work Email" for Email in the work profile. 1143 * 1144 * @param label The label to change. 1145 * @param user The target user. 1146 * @return A label that combines the original label and a badge as 1147 * determined by the system. 1148 * @removed 1149 */ 1150 public CharSequence getBadgedLabelForUser(CharSequence label, UserHandle user) { 1151 return mContext.getPackageManager().getUserBadgedLabel(label, user); 1152 } 1153 1154 /** 1155 * Returns information for all users on this device. Requires 1156 * {@link android.Manifest.permission#MANAGE_USERS} permission. 1157 * 1158 * @param excludeDying specify if the list should exclude users being 1159 * removed. 1160 * @return the list of users that were created. 1161 * @hide 1162 */ 1163 public List<UserInfo> getUsers(boolean excludeDying) { 1164 try { 1165 return mService.getUsers(excludeDying); 1166 } catch (RemoteException re) { 1167 Log.w(TAG, "Could not get user list", re); 1168 return null; 1169 } 1170 } 1171 1172 /** 1173 * Removes a user and all associated data. 1174 * Requires {@link android.Manifest.permission#MANAGE_USERS} permission. 1175 * @param userHandle the integer handle of the user, where 0 is the primary user. 1176 * @hide 1177 */ 1178 public boolean removeUser(int userHandle) { 1179 try { 1180 return mService.removeUser(userHandle); 1181 } catch (RemoteException re) { 1182 Log.w(TAG, "Could not remove user ", re); 1183 return false; 1184 } 1185 } 1186 1187 /** 1188 * Updates the user's name. 1189 * Requires {@link android.Manifest.permission#MANAGE_USERS} permission. 1190 * 1191 * @param userHandle the user's integer handle 1192 * @param name the new name for the user 1193 * @hide 1194 */ 1195 public void setUserName(int userHandle, String name) { 1196 try { 1197 mService.setUserName(userHandle, name); 1198 } catch (RemoteException re) { 1199 Log.w(TAG, "Could not set the user name ", re); 1200 } 1201 } 1202 1203 /** 1204 * Sets the user's photo. 1205 * @param userHandle the user for whom to change the photo. 1206 * @param icon the bitmap to set as the photo. 1207 * @hide 1208 */ 1209 public void setUserIcon(int userHandle, Bitmap icon) { 1210 try { 1211 mService.setUserIcon(userHandle, icon); 1212 } catch (RemoteException re) { 1213 Log.w(TAG, "Could not set the user icon ", re); 1214 } 1215 } 1216 1217 /** 1218 * Returns a file descriptor for the user's photo. PNG data can be read from this file. 1219 * @param userHandle the user whose photo we want to read. 1220 * @return a {@link Bitmap} of the user's photo, or null if there's no photo. 1221 * @see com.android.internal.util.UserIcons#getDefaultUserIcon for a default. 1222 * @hide 1223 */ 1224 public Bitmap getUserIcon(int userHandle) { 1225 try { 1226 ParcelFileDescriptor fd = mService.getUserIcon(userHandle); 1227 if (fd != null) { 1228 try { 1229 return BitmapFactory.decodeFileDescriptor(fd.getFileDescriptor()); 1230 } finally { 1231 try { 1232 fd.close(); 1233 } catch (IOException e) { 1234 } 1235 } 1236 } 1237 } catch (RemoteException re) { 1238 Log.w(TAG, "Could not get the user icon ", re); 1239 } 1240 return null; 1241 } 1242 1243 /** 1244 * Returns the maximum number of users that can be created on this device. A return value 1245 * of 1 means that it is a single user device. 1246 * @hide 1247 * @return a value greater than or equal to 1 1248 */ 1249 public static int getMaxSupportedUsers() { 1250 // Don't allow multiple users on certain builds 1251 if (android.os.Build.ID.startsWith("JVP")) return 1; 1252 // Svelte devices don't get multi-user. 1253 if (ActivityManager.isLowRamDeviceStatic()) return 1; 1254 return SystemProperties.getInt("fw.max_users", 1255 Resources.getSystem().getInteger(R.integer.config_multiuserMaximumUsers)); 1256 } 1257 1258 /** 1259 * Returns true if the user switcher should be shown, this will be if there 1260 * are multiple users that aren't managed profiles. 1261 * @hide 1262 * @return true if user switcher should be shown. 1263 */ 1264 public boolean isUserSwitcherEnabled() { 1265 List<UserInfo> users = getUsers(true); 1266 if (users == null) { 1267 return false; 1268 } 1269 int switchableUserCount = 0; 1270 for (UserInfo user : users) { 1271 if (user.supportsSwitchTo()) { 1272 ++switchableUserCount; 1273 } 1274 } 1275 final boolean guestEnabled = Settings.Global.getInt(mContext.getContentResolver(), 1276 Settings.Global.GUEST_USER_ENABLED, 0) == 1; 1277 return switchableUserCount > 1 || guestEnabled; 1278 } 1279 1280 /** 1281 * Returns a serial number on this device for a given userHandle. User handles can be recycled 1282 * when deleting and creating users, but serial numbers are not reused until the device is wiped. 1283 * @param userHandle 1284 * @return a serial number associated with that user, or -1 if the userHandle is not valid. 1285 * @hide 1286 */ 1287 public int getUserSerialNumber(int userHandle) { 1288 try { 1289 return mService.getUserSerialNumber(userHandle); 1290 } catch (RemoteException re) { 1291 Log.w(TAG, "Could not get serial number for user " + userHandle); 1292 } 1293 return -1; 1294 } 1295 1296 /** 1297 * Returns a userHandle on this device for a given user serial number. User handles can be 1298 * recycled when deleting and creating users, but serial numbers are not reused until the device 1299 * is wiped. 1300 * @param userSerialNumber 1301 * @return the userHandle associated with that user serial number, or -1 if the serial number 1302 * is not valid. 1303 * @hide 1304 */ 1305 public int getUserHandle(int userSerialNumber) { 1306 try { 1307 return mService.getUserHandle(userSerialNumber); 1308 } catch (RemoteException re) { 1309 Log.w(TAG, "Could not get userHandle for user " + userSerialNumber); 1310 } 1311 return -1; 1312 } 1313 1314 /** 1315 * Returns a Bundle containing any saved application restrictions for this user, for the 1316 * given package name. Only an application with this package name can call this method. 1317 * @param packageName the package name of the calling application 1318 * @return a Bundle with the restrictions as key/value pairs, or null if there are no 1319 * saved restrictions. The values can be of type Boolean, String or String[], depending 1320 * on the restriction type, as defined by the application. 1321 */ 1322 public Bundle getApplicationRestrictions(String packageName) { 1323 try { 1324 return mService.getApplicationRestrictions(packageName); 1325 } catch (RemoteException re) { 1326 Log.w(TAG, "Could not get application restrictions for package " + packageName); 1327 } 1328 return null; 1329 } 1330 1331 /** 1332 * @hide 1333 */ 1334 public Bundle getApplicationRestrictions(String packageName, UserHandle user) { 1335 try { 1336 return mService.getApplicationRestrictionsForUser(packageName, user.getIdentifier()); 1337 } catch (RemoteException re) { 1338 Log.w(TAG, "Could not get application restrictions for user " + user.getIdentifier()); 1339 } 1340 return null; 1341 } 1342 1343 /** 1344 * @hide 1345 */ 1346 public void setApplicationRestrictions(String packageName, Bundle restrictions, 1347 UserHandle user) { 1348 try { 1349 mService.setApplicationRestrictions(packageName, restrictions, user.getIdentifier()); 1350 } catch (RemoteException re) { 1351 Log.w(TAG, "Could not set application restrictions for user " + user.getIdentifier()); 1352 } 1353 } 1354 1355 /** 1356 * Sets a new challenge PIN for restrictions. This is only for use by pre-installed 1357 * apps and requires the MANAGE_USERS permission. 1358 * @param newPin the PIN to use for challenge dialogs. 1359 * @return Returns true if the challenge PIN was set successfully. 1360 * @deprecated The restrictions PIN functionality is no longer provided by the system. 1361 * This method is preserved for backwards compatibility reasons and always returns false. 1362 */ 1363 public boolean setRestrictionsChallenge(String newPin) { 1364 return false; 1365 } 1366 1367 /** @hide */ 1368 public void removeRestrictions() { 1369 try { 1370 mService.removeRestrictions(); 1371 } catch (RemoteException re) { 1372 Log.w(TAG, "Could not change restrictions pin"); 1373 } 1374 } 1375 1376 /** 1377 * @hide 1378 * Set restrictions that should apply to any future guest user that's created. 1379 */ 1380 public void setDefaultGuestRestrictions(Bundle restrictions) { 1381 try { 1382 mService.setDefaultGuestRestrictions(restrictions); 1383 } catch (RemoteException re) { 1384 Log.w(TAG, "Could not set guest restrictions"); 1385 } 1386 } 1387 1388 /** 1389 * @hide 1390 * Gets the default guest restrictions. 1391 */ 1392 public Bundle getDefaultGuestRestrictions() { 1393 try { 1394 return mService.getDefaultGuestRestrictions(); 1395 } catch (RemoteException re) { 1396 Log.w(TAG, "Could not set guest restrictions"); 1397 } 1398 return new Bundle(); 1399 } 1400 1401 /** 1402 * Returns creation time of the user or of a managed profile associated with the calling user. 1403 * @param userHandle user handle of the user or a managed profile associated with the 1404 * calling user. 1405 * @return creation time in milliseconds since Epoch time. 1406 */ 1407 public long getUserCreationTime(UserHandle userHandle) { 1408 try { 1409 return mService.getUserCreationTime(userHandle.getIdentifier()); 1410 } catch (RemoteException re) { 1411 Log.w(TAG, "Could not get user creation time", re); 1412 return 0; 1413 } 1414 } 1415} 1416