Android Utililty Methods Context Check

List of utility methods to do Context Check

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Description

The list of methods to do Context Check are organized into topic(s).

Method

booleanhasAsymmericMasterSecret(Context context)
has Asymmeric Master Secret 
SharedPreferences settings = context.getSharedPreferences(
        PREFERENCES_NAME, 0);
return settings.contains(ASYMMETRIC_LOCAL_PUBLIC);
booleanhasConnection(Context c)
has Connection 
ConnectivityManager cm = (ConnectivityManager) c
        .getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo wifiNetwork = cm
        .getNetworkInfo(ConnectivityManager.TYPE_WIFI);
if (wifiNetwork != null && wifiNetwork.isConnected()) {
    return true;
NetworkInfo mobileNetwork = cm
...
booleanhasInternetConnection(Context context)
has Internet Connection 
ConnectivityManager cm = (ConnectivityManager) context
        .getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo networkInfo = cm.getActiveNetworkInfo();
return networkInfo != null && networkInfo.isConnectedOrConnecting();
booleanhasInternetConnectivity(Context applicationContext)
Checks if there is an usable Internet connection 
ConnectivityManager connManager = (ConnectivityManager) applicationContext
        .getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo info = connManager.getActiveNetworkInfo();
if (info != null)
    return info.isConnected();
else
    return false;
booleanhasNotificationPermission(Context context)
has Notification Permission 
PackageManager manager = context.getPackageManager();
try {
    return (manager.checkPermission(NOTIFICATION_PERMISSION,
            context.getPackageName()) == PackageManager.PERMISSION_GRANTED);
} catch (Exception e) {
    return false;
booleanhasOtherSPAppsInstalled(Context context)
has Other SP Apps Installed 
PackageManager pm = context.getPackageManager();
if (pm == null) {
    Log.e(TAG, "Unable to get package manager reference");
    return false;
List<PackageInfo> packages = pm.getInstalledPackages(0);
final String thisPackage = context.getPackageName();
for (PackageInfo otherPackageInfo : packages) {
...
booleanhasTelephony(@Nonnull Context context)
Checks if the device has the PackageManager#FEATURE_TELEPHONY . 
PackageManager manager = context.getPackageManager();
return manager.hasSystemFeature(PackageManager.FEATURE_TELEPHONY);
booleanhasVibrationPermission(Context context)
has Vibration Permission 
int result = context
        .checkCallingOrSelfPermission(permission.VIBRATE);
return (result == PackageManager.PERMISSION_GRANTED);
booleanis3G(Context context)
is G 
ConnectivityManager connectivityManager = (ConnectivityManager) context
        .getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo activeNetInfo = connectivityManager
        .getActiveNetworkInfo();
if (activeNetInfo != null
        && activeNetInfo.getType() == ConnectivityManager.TYPE_MOBILE) {
    return true;
return false;
booleanisAccessibilityEnabled(Context context, String id)
is Accessibility Enabled 
AccessibilityManager am = (AccessibilityManager) context
        .getSystemService(Context.ACCESSIBILITY_SERVICE);
List<AccessibilityServiceInfo> runningServices = am
        .getEnabledAccessibilityServiceList(AccessibilityEvent.TYPES_ALL_MASK);
for (AccessibilityServiceInfo service : runningServices) {
    if (id.equals(service.getId())) {
        return true;
return false;