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.settings.intelligence.suggestions.eligibility;
18 
19 import android.content.Context;
20 import android.content.pm.ResolveInfo;
21 import androidx.annotation.VisibleForTesting;
22 import android.text.TextUtils;
23 import android.util.Log;
24 
25 public class FeatureEligibilityChecker {
26 
27     private static final String TAG = "FeatureEligibility";
28 
29     /**
30      * If defined, only returns this suggestion if the feature is supported.
31      */
32     @VisibleForTesting
33     static final String META_DATA_REQUIRE_FEATURE = "com.android.settings.require_feature";
34 
isEligible(Context context, String id, ResolveInfo info)35     public static boolean isEligible(Context context, String id, ResolveInfo info) {
36         final String featuresRequired = info.activityInfo.metaData
37                 .getString(META_DATA_REQUIRE_FEATURE);
38         if (featuresRequired != null) {
39             for (String feature : featuresRequired.split(",")) {
40                 if (TextUtils.isEmpty(feature)) {
41                     Log.i(TAG, "Found empty substring when parsing required features: "
42                             + featuresRequired);
43                 } else if (!context.getPackageManager().hasSystemFeature(feature)) {
44                     Log.i(TAG, id + " requires unavailable feature " + feature);
45                     return false;
46                 }
47             }
48         }
49         return true;
50     }
51 }
52