Example usage for android.content Context createDeviceProtectedStorageContext

Introduction

In this page you can find the example usage for android.content Context createDeviceProtectedStorageContext.

Prototype

public abstract Context createDeviceProtectedStorageContext();

Source Link

Document

Return a new Context object for the current Context but whose storage APIs are backed by device-protected storage.

Usage

From source file:com.stasbar.knowyourself.Utils.java

/**
 * Returns the default {@link SharedPreferences} instance from the underlying storage context.
 *///from   ww w. j a v a  2 s.c o  m
@TargetApi(Build.VERSION_CODES.N)
public static SharedPreferences getDefaultSharedPreferences(Context context) {
    final Context storageContext;
    if (isNOrLater()) {
        // All N devices have split storage areas, but we may need to
        // migrate existing preferences into the new device encrypted
        // storage area, which is where our data lives from now on.
        storageContext = context.createDeviceProtectedStorageContext();
        if (!storageContext.moveSharedPreferencesFrom(context,
                PreferenceManager.getDefaultSharedPreferencesName(context))) {
            LogUtils.wtf("Failed to migrate shared preferences");
        }
    } else {
        storageContext = context;
    }

    return PreferenceManager.getDefaultSharedPreferences(storageContext);
}

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From source file:com.android.deskclock.Utils.java

/**
 * Return the default shared preferences.
 *//*from w w  w  .ja  va  2s  .c o m*/
public static SharedPreferences getDefaultSharedPreferences(Context context) {
    final Context storageContext;
    if (isNOrLater()) {
        // All N devices have split storage areas, but we may need to
        // migrate existing preferences into the new device protected
        // storage area, which is where our data lives from now on.
        final Context deviceContext = context.createDeviceProtectedStorageContext();
        if (!deviceContext.moveSharedPreferencesFrom(context,
                PreferenceManager.getDefaultSharedPreferencesName(context))) {
            LogUtils.wtf("Failed to migrate shared preferences");
        }
        storageContext = deviceContext;
    } else {
        storageContext = context;
    }

    return PreferenceManager.getDefaultSharedPreferences(storageContext);
}

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From source file:com.example.android.directboot.alarms.AlarmStorage.java

public AlarmStorage(Context context) {
    Context storageContext;//  w w w  .j a va 2s  .co  m
    if (BuildCompat.isAtLeastN()) {
        // All N devices have split storage areas, but we may need to
        // move the existing preferences to the new device protected
        // storage area, which is where the data lives from now on.
        final Context deviceContext = context.createDeviceProtectedStorageContext();
        if (!deviceContext.moveSharedPreferencesFrom(context, ALARM_PREFERENCES_NAME)) {
            Log.w(TAG, "Failed to migrate shared preferences.");
        }
        storageContext = deviceContext;
    } else {
        storageContext = context;
    }
    mSharedPreferences = storageContext.getSharedPreferences(ALARM_PREFERENCES_NAME, Context.MODE_PRIVATE);
}

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