Examples with UserManager android.os.UserManager used on opensource projects

Example 11 with UserManager

use of android.os.UserManager in project platform_frameworks_base by android.

the class MtpDevice method open.

/**
     * Opens the MTP device.  Once the device is open it takes ownership of the
     * {@link android.hardware.usb.UsbDeviceConnection}.
     * The connection will be closed when you call {@link #close()}
     * The connection will also be closed if this method fails.
     *
     * @param connection an open {@link android.hardware.usb.UsbDeviceConnection} for the device
     * @return true if the device was successfully opened.
     */
public boolean open(UsbDeviceConnection connection) {
    boolean result = false;
    Context context = connection.getContext();
    if (context != null) {
        UserManager userManager = (UserManager) context.getSystemService(Context.USER_SERVICE);
        if (!userManager.hasUserRestriction(UserManager.DISALLOW_USB_FILE_TRANSFER)) {
            result = native_open(mDevice.getDeviceName(), connection.getFileDescriptor());
        }
    }
    if (!result) {
        connection.close();
    }
    return result;
}

Example 12 with UserManager

use of android.os.UserManager in project platform_frameworks_base by android.

the class StorageMeasurement method measureExactStorage.

private void measureExactStorage(IMediaContainerService imcs) {
    final UserManager userManager = mContext.getSystemService(UserManager.class);
    final PackageManager packageManager = mContext.getPackageManager();
    final List<UserInfo> users = userManager.getUsers();
    final List<UserInfo> currentProfiles = userManager.getEnabledProfiles(ActivityManager.getCurrentUser());
    final MeasurementDetails details = new MeasurementDetails();
    final Message finished = mMeasurementHandler.obtainMessage(MeasurementHandler.MSG_COMPLETED, details);
    if (mVolume == null || !mVolume.isMountedReadable()) {
        finished.sendToTarget();
        return;
    }
    if (mSharedVolume != null && mSharedVolume.isMountedReadable()) {
        for (UserInfo currentUserInfo : currentProfiles) {
            final int userId = currentUserInfo.id;
            final File basePath = mSharedVolume.getPathForUser(userId);
            HashMap<String, Long> mediaMap = new HashMap<>(sMeasureMediaTypes.size());
            details.mediaSize.put(userId, mediaMap);
            // external volume
            for (String type : sMeasureMediaTypes) {
                final File path = new File(basePath, type);
                final long size = getDirectorySize(imcs, path);
                mediaMap.put(type, size);
            }
            // Measure misc files not counted under media
            addValue(details.miscSize, userId, measureMisc(imcs, basePath));
        }
        if (mSharedVolume.getType() == VolumeInfo.TYPE_EMULATED) {
            // will be spliced in later
            for (UserInfo user : users) {
                final File userPath = mSharedVolume.getPathForUser(user.id);
                final long size = getDirectorySize(imcs, userPath);
                addValue(details.usersSize, user.id, size);
            }
        }
    }
    final File file = mVolume.getPath();
    if (file != null) {
        details.totalSize = file.getTotalSpace();
        details.availSize = file.getFreeSpace();
    }
    // Measure all apps hosted on this volume for all users
    if (mVolume.getType() == VolumeInfo.TYPE_PRIVATE) {
        final List<ApplicationInfo> apps = packageManager.getInstalledApplications(PackageManager.GET_UNINSTALLED_PACKAGES | PackageManager.GET_DISABLED_COMPONENTS);
        final List<ApplicationInfo> volumeApps = new ArrayList<>();
        for (ApplicationInfo app : apps) {
            if (Objects.equals(app.volumeUuid, mVolume.getFsUuid())) {
                volumeApps.add(app);
            }
        }
        final int count = users.size() * volumeApps.size();
        if (count == 0) {
            finished.sendToTarget();
            return;
        }
        final StatsObserver observer = new StatsObserver(true, details, ActivityManager.getCurrentUser(), currentProfiles, finished, count);
        for (UserInfo user : users) {
            for (ApplicationInfo app : volumeApps) {
                packageManager.getPackageSizeInfoAsUser(app.packageName, user.id, observer);
            }
        }
    } else {
        finished.sendToTarget();
        return;
    }
}

Example 13 with UserManager

use of android.os.UserManager in project platform_frameworks_base by android.

the class RestrictedLockUtils method isAdminInCurrentUserOrProfile.

public static boolean isAdminInCurrentUserOrProfile(Context context, ComponentName admin) {
    DevicePolicyManager dpm = (DevicePolicyManager) context.getSystemService(Context.DEVICE_POLICY_SERVICE);
    UserManager um = UserManager.get(context);
    for (UserInfo userInfo : um.getProfiles(UserHandle.myUserId())) {
        if (dpm.isAdminActiveAsUser(admin, userInfo.id)) {
            return true;
        }
    }
    return false;
}

Example 14 with UserManager

use of android.os.UserManager in project platform_frameworks_base by android.

the class RestrictedLockUtils method checkIfRestrictionEnforced.

/**
     * Checks if a restriction is enforced on a user and returns the enforced admin and
     * admin userId.
     *
     * @param userRestriction Restriction to check
     * @param userId User which we need to check if restriction is enforced on.
     * @return EnforcedAdmin Object containing the enforced admin component and admin user details,
     * or {@code null} If the restriction is not set. If the restriction is set by both device owner
     * and profile owner, then the admin component will be set to {@code null} and userId to
     * {@link UserHandle#USER_NULL}.
     */
public static EnforcedAdmin checkIfRestrictionEnforced(Context context, String userRestriction, int userId) {
    DevicePolicyManager dpm = (DevicePolicyManager) context.getSystemService(Context.DEVICE_POLICY_SERVICE);
    if (dpm == null) {
        return null;
    }
    UserManager um = UserManager.get(context);
    int restrictionSource = um.getUserRestrictionSource(userRestriction, UserHandle.of(userId));
    // If the restriction is not enforced or enforced only by system then return null
    if (restrictionSource == UserManager.RESTRICTION_NOT_SET || restrictionSource == UserManager.RESTRICTION_SOURCE_SYSTEM) {
        return null;
    }
    final boolean enforcedByProfileOwner = (restrictionSource & UserManager.RESTRICTION_SOURCE_PROFILE_OWNER) != 0;
    final boolean enforcedByDeviceOwner = (restrictionSource & UserManager.RESTRICTION_SOURCE_DEVICE_OWNER) != 0;
    if (enforcedByProfileOwner) {
        return getProfileOwner(context, userId);
    } else if (enforcedByDeviceOwner) {
        // When the restriction is enforced by device owner, return the device owner admin only
        // if the admin is for the {@param userId} otherwise return a default EnforcedAdmin.
        final EnforcedAdmin deviceOwner = getDeviceOwner(context);
        return deviceOwner.userId == userId ? deviceOwner : EnforcedAdmin.MULTIPLE_ENFORCED_ADMIN;
    }
    return null;
}

Example 15 with UserManager

use of android.os.UserManager in project platform_frameworks_base by android.

the class RestrictedLockUtils method checkIfKeyguardFeaturesDisabled.

/**
     * Checks if keyguard features are disabled by policy.
     *
     * @param keyguardFeatures Could be any of keyguard features that can be
     * disabled by {@link android.app.admin.DevicePolicyManager#setKeyguardDisabledFeatures}.
     * @return EnforcedAdmin Object containing the enforced admin component and admin user details,
     * or {@code null} If the notification features are not disabled. If the restriction is set by
     * multiple admins, then the admin component will be set to {@code null} and userId to
     * {@link UserHandle#USER_NULL}.
     */
public static EnforcedAdmin checkIfKeyguardFeaturesDisabled(Context context, int keyguardFeatures, int userId) {
    final DevicePolicyManager dpm = (DevicePolicyManager) context.getSystemService(Context.DEVICE_POLICY_SERVICE);
    if (dpm == null) {
        return null;
    }
    final UserManager um = (UserManager) context.getSystemService(Context.USER_SERVICE);
    LockPatternUtils lockPatternUtils = new LockPatternUtils(context);
    EnforcedAdmin enforcedAdmin = null;
    if (um.getUserInfo(userId).isManagedProfile()) {
        final List<ComponentName> admins = dpm.getActiveAdminsAsUser(userId);
        if (admins == null) {
            return null;
        }
        for (ComponentName admin : admins) {
            if ((dpm.getKeyguardDisabledFeatures(admin, userId) & keyguardFeatures) != 0) {
                if (enforcedAdmin == null) {
                    enforcedAdmin = new EnforcedAdmin(admin, userId);
                } else {
                    return EnforcedAdmin.MULTIPLE_ENFORCED_ADMIN;
                }
            }
        }
    } else {
        // user that do not use a separate work challenge.
        for (UserInfo userInfo : um.getProfiles(userId)) {
            final List<ComponentName> admins = dpm.getActiveAdminsAsUser(userInfo.id);
            if (admins == null) {
                continue;
            }
            final boolean isSeparateProfileChallengeEnabled = lockPatternUtils.isSeparateProfileChallengeEnabled(userInfo.id);
            for (ComponentName admin : admins) {
                if (!isSeparateProfileChallengeEnabled) {
                    if ((dpm.getKeyguardDisabledFeatures(admin, userInfo.id) & keyguardFeatures) != 0) {
                        if (enforcedAdmin == null) {
                            enforcedAdmin = new EnforcedAdmin(admin, userInfo.id);
                        } else {
                            return EnforcedAdmin.MULTIPLE_ENFORCED_ADMIN;
                        }
                        // has set policy on the parent admin.
                        continue;
                    }
                }
                if (userInfo.isManagedProfile()) {
                    // If userInfo.id is a managed profile, we also need to look at
                    // the policies set on the parent.
                    DevicePolicyManager parentDpm = dpm.getParentProfileInstance(userInfo);
                    if ((parentDpm.getKeyguardDisabledFeatures(admin, userInfo.id) & keyguardFeatures) != 0) {
                        if (enforcedAdmin == null) {
                            enforcedAdmin = new EnforcedAdmin(admin, userInfo.id);
                        } else {
                            return EnforcedAdmin.MULTIPLE_ENFORCED_ADMIN;
                        }
                    }
                }
            }
        }
    }
    return enforcedAdmin;
}