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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 TAG = "MyPreferences";
     26 
     27     private static final String RESPONSE_AUTH_KEY = "response_auth";
     28     private static final String DATASET_AUTH_KEY = "dataset_auth";
     29     private static final String MASTER_PASSWORD_KEY = "master_password";
     30 
     31     private static MyPreferences sInstance;
     32     private final SharedPreferences mPrefs;
     33 
     34     private MyPreferences(Context context) {
     35         mPrefs = context.getApplicationContext().getSharedPreferences("my-settings",
     36                 Context.MODE_PRIVATE);
     37     }
     38 
     39     public static MyPreferences getInstance(Context context) {
     40         if (sInstance == null) {
     41             sInstance = new MyPreferences(context);
     42         }
     43         return sInstance;
     44     }
     45 
     46     /**
     47      * Gets whether {@link FillResponse}s should require authentication.
     48      */
     49     public boolean isResponseAuth() {
     50         return mPrefs.getBoolean(RESPONSE_AUTH_KEY, false);
     51     }
     52 
     53     /**
     54      * Enables/disables authentication for the entire autofill {@link FillResponse}.
     55      */
     56     public void setResponseAuth(boolean responseAuth) {
     57         mPrefs.edit().putBoolean(RESPONSE_AUTH_KEY, responseAuth).apply();
     58     }
     59 
     60     /**
     61      * Gets whether {@link Dataset}s should require authentication.
     62      */
     63     public boolean isDatasetAuth() {
     64         return mPrefs.getBoolean(DATASET_AUTH_KEY, false);
     65     }
     66 
     67     /**
     68      * Enables/disables authentication for individual autofill {@link Dataset}s.
     69      */
     70     public void setDatasetAuth(boolean datasetAuth) {
     71         mPrefs.edit().putBoolean(DATASET_AUTH_KEY, datasetAuth).apply();
     72     }
     73 
     74     /**
     75      * Gets autofill master username.
     76      */
     77     public String getMasterPassword() {
     78         return mPrefs.getString(MASTER_PASSWORD_KEY, null);
     79     }
     80 
     81     /**
     82      * Sets autofill master password.
     83      */
     84     public void setMasterPassword(@NonNull String masterPassword) {
     85         mPrefs.edit().putString(MASTER_PASSWORD_KEY, masterPassword).apply();
     86     }
     87 
     88     public void clearCredentials() {
     89         mPrefs.edit().remove(MASTER_PASSWORD_KEY).apply();
     90     }
     91 }
     92