android.os.PatternMatcher Java Examples

private static void printProviderInfo(ProviderInfo providerInfo, int i) {
    String name = providerInfo.name;
    String authority = providerInfo.authority;
    String readPermission = providerInfo.readPermission;
    String writePermission = providerInfo.writePermission;
    boolean grantUriPermissions = providerInfo.grantUriPermissions;
    boolean multiProcess = providerInfo.multiprocess;
    int initOrder = providerInfo.initOrder;
    PatternMatcher[] uriPermissionPatterns = providerInfo.uriPermissionPatterns;
    PathPermission[] pathPermissions = providerInfo.pathPermissions;
    Log.d(TAG, i + "==============");
    Log.d(TAG, "name:" + name);
    Log.d(TAG, "authority:" + authority);
    Log.d(TAG, "readPermission:" + readPermission);
    Log.d(TAG, "writePermission:" + writePermission);
    Log.d(TAG, "grantUriPermissions:" + grantUriPermissions);
    Log.d(TAG, "multiprocess:" + multiProcess);
    Log.d(TAG, "initOrder:" + initOrder);
    Log.d(TAG, "uriPermissionPatterns:" + Arrays.toString(uriPermissionPatterns));
    Log.d(TAG, "pathPermissions:" + Arrays.toString(pathPermissions));
    Log.d(TAG, "applicationInfo.packageName:" + providerInfo.applicationInfo.packageName);
    Log.d(TAG, "applicationInfo.name:" + providerInfo.applicationInfo.name);
    Log.d(TAG, i + "==============");
}
 

private void maybeRegisterPackageChangeReceiverLocked(String packageName) {
    // Unregister IntentFilter listening for previous always-on package change
    unregisterPackageChangeReceiverLocked();

    if (!isNullOrLegacyVpn(packageName)) {
        mIsPackageIntentReceiverRegistered = true;

        IntentFilter intentFilter = new IntentFilter();
        // Protected intent can only be sent by system. No permission required in register.
        intentFilter.addAction(Intent.ACTION_PACKAGE_REPLACED);
        intentFilter.addAction(Intent.ACTION_PACKAGE_REMOVED);
        intentFilter.addDataScheme("package");
        intentFilter.addDataSchemeSpecificPart(packageName, PatternMatcher.PATTERN_LITERAL);
        mContext.registerReceiverAsUser(
                mPackageIntentReceiver, UserHandle.of(mUserHandle), intentFilter, null, null);
    }
}
 

/**
 * @param activity The activity that's requesting dispatch
 * @param adapter NfcAdapter for the current context
 */
private void enableForegroundDispatch(Activity activity, NfcAdapter adapter) {
    final Intent intent = new Intent(activity.getApplicationContext(), activity.getClass());
    intent.setFlags(Intent.FLAG_ACTIVITY_SINGLE_TOP);

    final PendingIntent pendingIntent = PendingIntent.getActivity(activity.getApplicationContext(), 0, intent, 0);

    IntentFilter[] filters = new IntentFilter[1];
    String[][] techList = new String[][]{};

    // Notice that this is the same filter as in our manifest.
    filters[0] = new IntentFilter();
    filters[0].addAction(NfcAdapter.ACTION_NDEF_DISCOVERED);
    filters[0].addCategory(Intent.CATEGORY_DEFAULT);
    filters[0].addDataScheme("https");
    filters[0].addDataAuthority(Constants.FLOW_DOMAIN, null);
    filters[0].addDataPath(".*", PatternMatcher.PATTERN_SIMPLE_GLOB);

    adapter.enableForegroundDispatch(activity, pendingIntent, filters, techList);
}
 

/**
 * Is the given data scheme specific part included in the filter?  Note that if the
 * filter does not include any scheme specific parts, false will <em>always</em> be
 * returned.
 *
 * @param data The scheme specific part that is being looked for.
 *
 * @return Returns true if the data string matches a scheme specific part listed in the
 *         filter.
 */
public final boolean hasDataSchemeSpecificPart(String data) {
    if (mDataSchemeSpecificParts == null) {
        return false;
    }
    final int numDataSchemeSpecificParts = mDataSchemeSpecificParts.size();
    for (int i = 0; i < numDataSchemeSpecificParts; i++) {
        final PatternMatcher pe = mDataSchemeSpecificParts.get(i);
        if (pe.match(data)) {
            return true;
        }
    }
    return false;
}
 

/**
 * 获得 path 匹配类型
 */
int getPatternMatcherType() {
    if (TextUtils.isEmpty(pathPattern) && TextUtils.isEmpty(pathPattern)) {
        return PatternMatcher.PATTERN_LITERAL;
    } else if (!TextUtils.isEmpty(pathPrefix)) {
        return PatternMatcher.PATTERN_PREFIX;
    } else {
        return PatternMatcher.PATTERN_SIMPLE_GLOB;
    }
}
 

private ProviderInfo(Parcel in) {
    super(in);
    authority = in.readString();
    readPermission = in.readString();
    writePermission = in.readString();
    grantUriPermissions = in.readInt() != 0;
    uriPermissionPatterns = in.createTypedArray(PatternMatcher.CREATOR);
    pathPermissions = in.createTypedArray(PathPermission.CREATOR);
    multiprocess = in.readInt() != 0;
    initOrder = in.readInt();
    flags = in.readInt();
    isSyncable = in.readInt() != 0;
}
 

/**
 * 获得 path 匹配类型
 */
public int getPatternMatcherType() {
    if (TextUtils.isEmpty(pathPattern) && TextUtils.isEmpty(pathPattern)) {
        return PatternMatcher.PATTERN_LITERAL;
    } else if (!TextUtils.isEmpty(pathPrefix)) {
        return PatternMatcher.PATTERN_PREFIX;
    } else {
        return PatternMatcher.PATTERN_SIMPLE_GLOB;
    }
}
 

/** @hide */
public final boolean hasDataPath(PatternMatcher path) {
    if (mDataPaths == null) {
        return false;
    }
    final int numDataPaths = mDataPaths.size();
    for (int i = 0; i < numDataPaths; i++) {
        final PatternMatcher pe = mDataPaths.get(i);
        if (pe.getType() == path.getType() && pe.getPath().equals(path.getPath())) {
            return true;
        }
    }
    return false;
}
 

/**
 * Is the given data path included in the filter?  Note that if the
 * filter does not include any paths, false will <em>always</em> be
 * returned.
 *
 * @param data The data path to look for.  This is without the scheme
 *             prefix.
 *
 * @return True if the data string matches a path listed in the
 *         filter.
 */
public final boolean hasDataPath(String data) {
    if (mDataPaths == null) {
        return false;
    }
    final int numDataPaths = mDataPaths.size();
    for (int i = 0; i < numDataPaths; i++) {
        final PatternMatcher pe = mDataPaths.get(i);
        if (pe.match(data)) {
            return true;
        }
    }
    return false;
}
 

private static boolean startActivityByCrossProfileIntentFilter(final Context context, final Intent intent) {
	final Uri uri = Objects.requireNonNull(intent.getData());
	new DevicePolicies(context).addCrossProfileIntentFilter(IntentFilters.forAction(intent.getAction())
			.withData(uri.getScheme(), uri.getSchemeSpecificPart(), PatternMatcher.PATTERN_LITERAL), FLAG_PARENT_CAN_ACCESS_MANAGED);
	@SuppressLint("WrongConstant") final List<ResolveInfo> resolves
			= context.getPackageManager().queryIntentActivities(intent, Hacks.MATCH_ANY_USER_AND_UNINSTALLED);
	for (final ResolveInfo resolve : resolves) if ("android".equals(resolve.activityInfo.packageName)) {		// IntentForwarder
		context.startActivity(intent.setComponent(new ComponentName(resolve.activityInfo.packageName, resolve.activityInfo.name)));
		return true;
	}
	return false;
}
 

/**
 * Gets an {@link IntentFilter} for matching events from the install
 * process based on {@code canonicalUri}, which is the global unique
 * ID for a package going through the install process.
 *
 * @see InstallManagerService for more about {@code canonicalUri}
 */
public static IntentFilter getInstallIntentFilter(Uri canonicalUri) {
    IntentFilter intentFilter = new IntentFilter();
    intentFilter.addAction(Installer.ACTION_INSTALL_STARTED);
    intentFilter.addAction(Installer.ACTION_INSTALL_COMPLETE);
    intentFilter.addAction(Installer.ACTION_INSTALL_INTERRUPTED);
    intentFilter.addAction(Installer.ACTION_INSTALL_USER_INTERACTION);
    intentFilter.addDataScheme(canonicalUri.getScheme());
    intentFilter.addDataAuthority(canonicalUri.getHost(), String.valueOf(canonicalUri.getPort()));
    intentFilter.addDataPath(canonicalUri.getPath(), PatternMatcher.PATTERN_LITERAL);
    return intentFilter;
}
 

public static IntentFilter getUninstallIntentFilter(String packageName) {
    IntentFilter intentFilter = new IntentFilter();
    intentFilter.addAction(Installer.ACTION_UNINSTALL_STARTED);
    intentFilter.addAction(Installer.ACTION_UNINSTALL_COMPLETE);
    intentFilter.addAction(Installer.ACTION_UNINSTALL_INTERRUPTED);
    intentFilter.addAction(Installer.ACTION_UNINSTALL_USER_INTERACTION);
    intentFilter.addDataScheme("package");
    intentFilter.addDataPath(packageName, PatternMatcher.PATTERN_LITERAL);
    return intentFilter;
}
 

/** @hide */
public final boolean hasDataSchemeSpecificPart(PatternMatcher ssp) {
    if (mDataSchemeSpecificParts == null) {
        return false;
    }
    final int numDataSchemeSpecificParts = mDataSchemeSpecificParts.size();
    for (int i = 0; i < numDataSchemeSpecificParts; i++) {
        final PatternMatcher pe = mDataSchemeSpecificParts.get(i);
        if (pe.getType() == ssp.getType() && pe.getPath().equals(ssp.getPath())) {
            return true;
        }
    }
    return false;
}
 

/**
 * Get a prepared {@link IntentFilter} for use for matching this service's action events.
 *
 * @param canonicalUrl the URL used as the unique ID for the specific package
 */
public static IntentFilter getIntentFilter(String canonicalUrl) {
    Uri uri = Uri.parse(canonicalUrl);
    IntentFilter intentFilter = new IntentFilter();
    intentFilter.addAction(Downloader.ACTION_STARTED);
    intentFilter.addAction(Downloader.ACTION_PROGRESS);
    intentFilter.addAction(Downloader.ACTION_COMPLETE);
    intentFilter.addAction(Downloader.ACTION_INTERRUPTED);
    intentFilter.addAction(Downloader.ACTION_CONNECTION_FAILED);
    intentFilter.addDataScheme(uri.getScheme());
    intentFilter.addDataAuthority(uri.getHost(), String.valueOf(uri.getPort()));
    intentFilter.addDataPath(uri.getPath(), PatternMatcher.PATTERN_LITERAL);
    return intentFilter;
}
 

/** @hide */
public final void addDataSchemeSpecificPart(PatternMatcher ssp) {
    if (mDataSchemeSpecificParts == null) {
        mDataSchemeSpecificParts = new ArrayList<PatternMatcher>();
    }
    mDataSchemeSpecificParts.add(ssp);
}
 

/**
 * New IntentFilter containing a copy of an existing filter.
 *
 * @param o The original filter to copy.
 */
public IntentFilter(IntentFilter o) {
    mPriority = o.mPriority;
    mOrder = o.mOrder;
    mActions = new ArrayList<String>(o.mActions);
    if (o.mCategories != null) {
        mCategories = new ArrayList<String>(o.mCategories);
    }
    if (o.mDataTypes != null) {
        mDataTypes = new ArrayList<String>(o.mDataTypes);
    }
    if (o.mDataSchemes != null) {
        mDataSchemes = new ArrayList<String>(o.mDataSchemes);
    }
    if (o.mDataSchemeSpecificParts != null) {
        mDataSchemeSpecificParts = new ArrayList<PatternMatcher>(o.mDataSchemeSpecificParts);
    }
    if (o.mDataAuthorities != null) {
        mDataAuthorities = new ArrayList<AuthorityEntry>(o.mDataAuthorities);
    }
    if (o.mDataPaths != null) {
        mDataPaths = new ArrayList<PatternMatcher>(o.mDataPaths);
    }
    mHasPartialTypes = o.mHasPartialTypes;
    mVerifyState = o.mVerifyState;
    mInstantAppVisibility = o.mInstantAppVisibility;
}
 

private static boolean equal_patterns(final Iterator<PatternMatcher> a, final Iterator<PatternMatcher> b) {
	if (a == b) return true;
	if (a == null || b == null) return false;
	while (a.hasNext()) {
		if (! b.hasNext()) return false;
		final PatternMatcher o1 = a.next();
		final PatternMatcher o2 = b.next();
		if (! equal(o1, o2)) return false;
	}
	return ! b.hasNext();
}
 

private void registerBroadcastReceiver() {
    BroadcastReceiver updateReceiver = new BroadcastReceiver() {
            @Override
            public void onReceive(Context context, Intent intent) {
                if (intent.getIntExtra(Intent.EXTRA_USER_HANDLE, UserHandle.USER_SYSTEM)
                        != UserHandle.USER_SYSTEM) {
                    // Ignore broadcast for non system users. We don't want to update system
                    // service multiple times.
                    return;
                }
                switch (intent.getAction()) {
                    case Intent.ACTION_PACKAGE_REMOVED:
                        if (intent.getExtras().getBoolean(Intent.EXTRA_REPLACING)) {
                            // The existing package is updated. Will be handled with the
                            // following ACTION_PACKAGE_ADDED case.
                            return;
                        }
                        packageStateChanged();
                        break;
                    case Intent.ACTION_PACKAGE_CHANGED:
                        packageStateChanged();
                        break;
                    case Intent.ACTION_PACKAGE_ADDED:
                        packageStateChanged();
                        break;
                }
            }
    };
    IntentFilter filter = new IntentFilter();
    filter.addAction(Intent.ACTION_PACKAGE_ADDED);
    filter.addAction(Intent.ACTION_PACKAGE_REMOVED);
    filter.addAction(Intent.ACTION_PACKAGE_CHANGED);
    filter.addDataScheme("package");
    filter.addDataSchemeSpecificPart(MEDIA_UPDATE_PACKAGE_NAME, PatternMatcher.PATTERN_LITERAL);

    getContext().registerReceiverAsUser(updateReceiver, UserHandle.ALL, filter,
            null /* broadcast permission */, null /* handler */);
}
 

@Override
public void initialize(String updaterAppPackageName, String dataAppPackageName,
        PackageTracker packageTracker) {
    mUpdaterAppPackageName = updaterAppPackageName;

    // Register for events of interest.

    // The intent filter that triggers when package update events happen that indicate there may
    // be work to do.
    IntentFilter packageIntentFilter = new IntentFilter();

    packageIntentFilter.addDataScheme("package");
    packageIntentFilter.addDataSchemeSpecificPart(
            updaterAppPackageName, PatternMatcher.PATTERN_LITERAL);
    packageIntentFilter.addDataSchemeSpecificPart(
            dataAppPackageName, PatternMatcher.PATTERN_LITERAL);

    // ACTION_PACKAGE_ADDED is fired when a package is upgraded or downgraded (in addition to
    // ACTION_PACKAGE_REMOVED and ACTION_PACKAGE_REPLACED). A system/priv-app can never be
    // removed entirely so we do not need to trigger on ACTION_PACKAGE_REMOVED or
    // ACTION_PACKAGE_FULLY_REMOVED.
    packageIntentFilter.addAction(Intent.ACTION_PACKAGE_ADDED);

    // ACTION_PACKAGE_CHANGED is used when a package is disabled / re-enabled. It is not
    // strictly necessary to trigger on this but it won't hurt anything and may catch some cases
    // where a package has changed while disabled.
    // Note: ACTION_PACKAGE_CHANGED is not fired when updating a suspended app, but
    // ACTION_PACKAGE_ADDED, ACTION_PACKAGE_REMOVED and ACTION_PACKAGE_REPLACED are (and the app
    // is left in an unsuspended state after this).
    packageIntentFilter.addAction(Intent.ACTION_PACKAGE_CHANGED);

    // We do not register for ACTION_PACKAGE_RESTARTED because it doesn't imply an update.
    // We do not register for ACTION_PACKAGE_DATA_CLEARED because the updater / data apps are
    // not expected to need local data.

    Receiver packageUpdateReceiver = new Receiver(packageTracker);
    mContext.registerReceiverAsUser(
            packageUpdateReceiver, UserHandle.SYSTEM, packageIntentFilter,
            null /* broadcastPermission */, null /* default handler */);
}
 

public TrustAgentWrapper(Context context, TrustManagerService trustManagerService,
        Intent intent, UserHandle user) {
    mContext = context;
    mTrustManagerService = trustManagerService;
    mAlarmManager = (AlarmManager) mContext.getSystemService(Context.ALARM_SERVICE);
    mUserId = user.getIdentifier();
    mName = intent.getComponent();

    mAlarmIntent = new Intent(TRUST_EXPIRED_ACTION).putExtra(EXTRA_COMPONENT_NAME, mName);
    mAlarmIntent.setData(Uri.parse(mAlarmIntent.toUri(Intent.URI_INTENT_SCHEME)));
    mAlarmIntent.setPackage(context.getPackageName());

    final IntentFilter alarmFilter = new IntentFilter(TRUST_EXPIRED_ACTION);
    alarmFilter.addDataScheme(mAlarmIntent.getScheme());
    final String pathUri = mAlarmIntent.toUri(Intent.URI_INTENT_SCHEME);
    alarmFilter.addDataPath(pathUri, PatternMatcher.PATTERN_LITERAL);

    // Schedules a restart for when connecting times out. If the connection succeeds,
    // the restart is canceled in mCallback's onConnected.
    scheduleRestart();
    mBound = context.bindServiceAsUser(intent, mConnection,
            Context.BIND_AUTO_CREATE | Context.BIND_FOREGROUND_SERVICE, user);
    if (mBound) {
        mContext.registerReceiver(mBroadcastReceiver, alarmFilter, PERMISSION, null);
    } else {
        Log.e(TAG, "Can't bind to TrustAgent " + mName.flattenToShortString());
    }
}
 

/**
 * Return an iterator over the filter's data paths.
 */
public final Iterator<PatternMatcher> pathsIterator() {
    return mDataPaths != null ? mDataPaths.iterator() : null;
}
 

public IntentFilter toIntentFilter(int type)
{
	if (1 == type)
	{
		return toIntentFilter();
	}
	
	IntentFilter filter = toIntentFilter();
	
	try
	{
		//for mimetype
		if (type >= 1)
		{
			if (! StringUtil.isEmpty(dataAndType.getType()))
			{
				if (! StringUtil.isEmpty(dataAndType.getSubtype()))
				{
					filter.addDataType(dataAndType.getType() + "/" + dataAndType.getSubtype());
					filterType = 2;
				}
				else
				{
					filter.addDataType(dataAndType.getType());
					filterType = 2;
				}
			}
		}
		
		//for data
		if (type >= 2)
		{
			if (! StringUtil.isEmpty(dataAndType.getHost()))
			{
				if (! StringUtil.isEmpty(dataAndType.getPort()))
				{
					filter.addDataAuthority(dataAndType.getHost(), dataAndType.getPort());
				}
				else
				{
					filter.addDataAuthority(dataAndType.getHost(), null);
				}
				
				
				filterType = 3;
			}
			
			if (! StringUtil.isEmpty(dataAndType.getPath()))
			{
				filter.addDataPath(dataAndType.getPath(), PatternMatcher.PATTERN_LITERAL);
				
				filterType = 3;
			}
			
			if (! StringUtil.isEmpty(dataAndType.getScheme()))
			{
				filter.addDataScheme(dataAndType.getScheme());
				
				filterType = 3;
			}
		}
	}
	catch (Exception ex)
	{
		ex.printStackTrace();
	}
	
	return filter;
}
 

private static boolean equal(final PatternMatcher a, final PatternMatcher b) {
	return a == b || (a != null && b != null && a.getType() == b.getType() && equal(a.getPath(), b.getPath()));
}
 

/** @hide */
public IntentFilter(Parcel source) {
    mActions = new ArrayList<String>();
    source.readStringList(mActions);
    if (source.readInt() != 0) {
        mCategories = new ArrayList<String>();
        source.readStringList(mCategories);
    }
    if (source.readInt() != 0) {
        mDataSchemes = new ArrayList<String>();
        source.readStringList(mDataSchemes);
    }
    if (source.readInt() != 0) {
        mDataTypes = new ArrayList<String>();
        source.readStringList(mDataTypes);
    }
    int N = source.readInt();
    if (N > 0) {
        mDataSchemeSpecificParts = new ArrayList<PatternMatcher>(N);
        for (int i=0; i<N; i++) {
            mDataSchemeSpecificParts.add(new PatternMatcher(source));
        }
    }
    N = source.readInt();
    if (N > 0) {
        mDataAuthorities = new ArrayList<AuthorityEntry>(N);
        for (int i=0; i<N; i++) {
            mDataAuthorities.add(new AuthorityEntry(source));
        }
    }
    N = source.readInt();
    if (N > 0) {
        mDataPaths = new ArrayList<PatternMatcher>(N);
        for (int i=0; i<N; i++) {
            mDataPaths.add(new PatternMatcher(source));
        }
    }
    mPriority = source.readInt();
    mHasPartialTypes = source.readInt() > 0;
    setAutoVerify(source.readInt() > 0);
    setVisibilityToInstantApp(source.readInt());
    mOrder = source.readInt();
}
 

/**
 * Return a data path in the filter.
 */
public final PatternMatcher getDataPath(int index) {
    return mDataPaths.get(index);
}
 

/** @hide */
public final void addDataPath(PatternMatcher path) {
    if (mDataPaths == null) mDataPaths = new ArrayList<PatternMatcher>();
    mDataPaths.add(path);
}
 

/**
 * Return an iterator over the filter's data scheme specific parts.
 */
public final Iterator<PatternMatcher> schemeSpecificPartsIterator() {
    return mDataSchemeSpecificParts != null ? mDataSchemeSpecificParts.iterator() : null;
}
 

/**
 * Return a data scheme specific part in the filter.
 */
public final PatternMatcher getDataSchemeSpecificPart(int index) {
    return mDataSchemeSpecificParts.get(index);
}
 

public PatternStringFilter(ValueProvider valueProvider, String attrValue) {
    super(valueProvider);
    mPattern = new PatternMatcher(attrValue, PatternMatcher.PATTERN_SIMPLE_GLOB);
}
 

@Override
public void onStart() {
    mWebViewUpdatedReceiver = new BroadcastReceiver() {
            @Override
            public void onReceive(Context context, Intent intent) {
                int userId = intent.getIntExtra(Intent.EXTRA_USER_HANDLE, UserHandle.USER_NULL);
                switch (intent.getAction()) {
                    case Intent.ACTION_PACKAGE_REMOVED:
                        // When a package is replaced we will receive two intents, one
                        // representing the removal of the old package and one representing the
                        // addition of the new package.
                        // In the case where we receive an intent to remove the old version of
                        // the package that is being replaced we early-out here so that we don't
                        // run the update-logic twice.
                        if (intent.getExtras().getBoolean(Intent.EXTRA_REPLACING)) return;
                        mImpl.packageStateChanged(packageNameFromIntent(intent),
                                PACKAGE_REMOVED, userId);
                        break;
                    case Intent.ACTION_PACKAGE_CHANGED:
                        // Ensure that we only heed PACKAGE_CHANGED intents if they change an
                        // entire package, not just a component
                        if (entirePackageChanged(intent)) {
                            mImpl.packageStateChanged(packageNameFromIntent(intent),
                                    PACKAGE_CHANGED, userId);
                        }
                        break;
                    case Intent.ACTION_PACKAGE_ADDED:
                        mImpl.packageStateChanged(packageNameFromIntent(intent),
                                (intent.getExtras().getBoolean(Intent.EXTRA_REPLACING)
                                 ? PACKAGE_ADDED_REPLACED : PACKAGE_ADDED), userId);
                        break;
                    case Intent.ACTION_USER_STARTED:
                        mImpl.handleNewUser(userId);
                        break;
                    case Intent.ACTION_USER_REMOVED:
                        mImpl.handleUserRemoved(userId);
                        break;
                }
            }
    };
    IntentFilter filter = new IntentFilter();
    filter.addAction(Intent.ACTION_PACKAGE_ADDED);
    filter.addAction(Intent.ACTION_PACKAGE_REMOVED);
    filter.addAction(Intent.ACTION_PACKAGE_CHANGED);
    filter.addDataScheme("package");
    // Make sure we only receive intents for WebView packages from our config file.
    for (WebViewProviderInfo provider : mImpl.getWebViewPackages()) {
        filter.addDataSchemeSpecificPart(provider.packageName, PatternMatcher.PATTERN_LITERAL);
    }

    getContext().registerReceiverAsUser(mWebViewUpdatedReceiver, UserHandle.ALL, filter,
            null /* broadcast permission */, null /* handler */);

    IntentFilter userAddedFilter = new IntentFilter();
    userAddedFilter.addAction(Intent.ACTION_USER_STARTED);
    userAddedFilter.addAction(Intent.ACTION_USER_REMOVED);
    getContext().registerReceiverAsUser(mWebViewUpdatedReceiver, UserHandle.ALL,
            userAddedFilter, null /* broadcast permission */, null /* handler */);

    publishBinderService("webviewupdate", new BinderService(), true /*allowIsolated*/);
}