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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 package com.example.android.autofillframework.multidatasetservice.settings;
     17 
     18 import android.content.Context;
     19 import android.content.SharedPreferences;
     20 import android.service.autofill.Dataset;
     21 import android.service.autofill.FillResponse;
     22 import android.support.annotation.NonNull;
     23 
     24 public class MyPreferences {
     25     private static final String RESPONSE_AUTH_KEY = "response_auth";
     26     private static final String DATASET_AUTH_KEY = "dataset_auth";
     27     private static final String MASTER_PASSWORD_KEY = "master_password";
     28     private static MyPreferences sInstance;
     29     private final SharedPreferences mPrefs;
     30 
     31     private MyPreferences(Context context) {
     32         mPrefs = context.getApplicationContext().getSharedPreferences("my-settings",
     33                 Context.MODE_PRIVATE);
     34     }
     35 
     36     public static MyPreferences getInstance(Context context) {
     37         if (sInstance == null) {
     38             sInstance = new MyPreferences(context);
     39         }
     40         return sInstance;
     41     }
     42 
     43     /**
     44      * Gets whether {@link FillResponse}s should require authentication.
     45      */
     46     public boolean isResponseAuth() {
     47         return mPrefs.getBoolean(RESPONSE_AUTH_KEY, false);
     48     }
     49 
     50     /**
     51      * Enables/disables authentication for the entire autofill {@link FillResponse}.
     52      */
     53     public void setResponseAuth(boolean responseAuth) {
     54         mPrefs.edit().putBoolean(RESPONSE_AUTH_KEY, responseAuth).apply();
     55     }
     56 
     57     /**
     58      * Gets whether {@link Dataset}s should require authentication.
     59      */
     60     public boolean isDatasetAuth() {
     61         return mPrefs.getBoolean(DATASET_AUTH_KEY, false);
     62     }
     63 
     64     /**
     65      * Enables/disables authentication for individual autofill {@link Dataset}s.
     66      */
     67     public void setDatasetAuth(boolean datasetAuth) {
     68         mPrefs.edit().putBoolean(DATASET_AUTH_KEY, datasetAuth).apply();
     69     }
     70 
     71     /**
     72      * Gets autofill master username.
     73      */
     74     public String getMasterPassword() {
     75         return mPrefs.getString(MASTER_PASSWORD_KEY, null);
     76     }
     77 
     78     /**
     79      * Sets autofill master password.
     80      */
     81     public void setMasterPassword(@NonNull String masterPassword) {
     82         mPrefs.edit().putString(MASTER_PASSWORD_KEY, masterPassword).apply();
     83     }
     84 
     85     public void clearCredentials() {
     86         mPrefs.edit().remove(MASTER_PASSWORD_KEY).apply();
     87     }
     88 }
     89