1 /*
2  * Copyright (C) 2020 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.settings.accessibility;
18 
19 import android.content.Context;
20 import android.content.SharedPreferences;
21 
22 import com.google.common.collect.ImmutableSet;
23 
24 import java.util.Set;
25 
26 /** Utility class for SharedPreferences. */
27 public final class SharedPreferenceUtils {
28 
29     private static final String ACCESSIBILITY_PERF = "accessibility_prefs";
30     private static final String USER_SHORTCUT_TYPE = "user_shortcut_type";
SharedPreferenceUtils()31     private SharedPreferenceUtils() { }
32 
getSharedPreferences(Context context, String fileName)33     private static SharedPreferences getSharedPreferences(Context context, String fileName) {
34         return context.getSharedPreferences(fileName, Context.MODE_PRIVATE);
35     }
36 
37     /** Returns a set of user shortcuts list to determine user preferred service shortcut. */
getUserShortcutTypes(Context context)38     public static Set<String> getUserShortcutTypes(Context context) {
39         return getSharedPreferences(context, ACCESSIBILITY_PERF)
40                 .getStringSet(USER_SHORTCUT_TYPE, ImmutableSet.of());
41     }
42 
43     /** Sets a set of user shortcuts list to determine user preferred service shortcut. */
setUserShortcutType(Context context, Set<String> data)44     public static void setUserShortcutType(Context context, Set<String> data) {
45         SharedPreferences.Editor editor = getSharedPreferences(context, ACCESSIBILITY_PERF).edit();
46         editor.remove(USER_SHORTCUT_TYPE).apply();
47         editor.putStringSet(USER_SHORTCUT_TYPE, data).apply();
48     }
49 }
50