1 /*
2  * Copyright (C) 2019 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.packageinstaller.role.model;
18 
19 import android.content.Context;
20 import android.content.res.Resources;
21 import android.os.UserHandle;
22 import android.util.Log;
23 
24 import androidx.annotation.NonNull;
25 
26 /**
27  * Mixin for {@link RoleBehavior#getDefaultHolders(Role, Context)} that returns a single default
28  * role holder from the corresponding string resource.
29  */
30 public class VisibilityMixin {
31 
32     private static final String LOG_TAG = VisibilityMixin.class.getSimpleName();
33 
VisibilityMixin()34     private VisibilityMixin() {}
35 
36     /**
37      * @see Role#isVisibleAsUser(UserHandle, Context)
38      */
isVisible(@onNull String resourceName, @NonNull Context context)39     public static boolean isVisible(@NonNull String resourceName, @NonNull Context context) {
40         Resources resources = context.getResources();
41         int resourceId = resources.getIdentifier(resourceName, "bool", "android");
42         if (resourceId == 0) {
43             Log.w(LOG_TAG, "Cannot find resource for visibility: " + resourceName);
44             return true;
45         }
46         try {
47             return resources.getBoolean(resourceId);
48         } catch (Resources.NotFoundException e) {
49             Log.w(LOG_TAG, "Cannot get resource for visibility: " + resourceName, e);
50             return true;
51         }
52     }
53 }
54