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      1 /*
      2  * Copyright (C) 2017 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  */
     16 
     17 package com.android.dialer.storage;
     18 
     19 import android.content.Context;
     20 import android.content.SharedPreferences;
     21 import com.android.dialer.inject.HasRootComponent;
     22 import dagger.Subcomponent;
     23 
     24 /** Dagger component for storage. */
     25 @Subcomponent
     26 public abstract class StorageComponent {
     27 
     28   /**
     29    * Returns unencrypted default shared preferences. This method should not be used for private
     30    * data.
     31    *
     32    * <p>These shared prefs are available even when the device is in FBE mode and are generally the
     33    * ones that should be used, because Dialer needs to function while in FBE mode.
     34    */
     35   @Unencrypted
     36   public abstract SharedPreferences unencryptedSharedPrefs();
     37 
     38   public static StorageComponent get(Context context) {
     39     return ((StorageComponent.HasComponent)
     40             ((HasRootComponent) context.getApplicationContext()).component())
     41         .storageComponent();
     42   }
     43 
     44   /** Used to refer to the root application component. */
     45   public interface HasComponent {
     46     StorageComponent storageComponent();
     47   }
     48 }
     49