1 /*
2  * Copyright (C) 2021 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.managedprovisioning.common;
18 
19 import android.app.admin.DevicePolicyManager;
20 import android.content.Context;
21 import android.text.TextUtils;
22 
23 import androidx.annotation.Nullable;
24 
25 /**
26  * A provider for the role holder package name.
27  */
28 public interface RoleHolderProvider {
29     RoleHolderProvider DEFAULT = (Context context) -> {
30         DevicePolicyManager dpm = context.getSystemService(DevicePolicyManager.class);
31         String deviceManagerConfig = dpm.getDevicePolicyManagementRoleHolderPackage();
32         if (TextUtils.isEmpty(deviceManagerConfig)) {
33             ProvisionLogger.logi("Role holder is not defined for this device.");
34             return null;
35         }
36         return RoleHolderParser.getRoleHolderPackage(deviceManagerConfig);
37     };
38 
39     /**
40      * Returns the package name of the role holder.
41      */
42     @Nullable
getPackageName(Context context)43     String getPackageName(Context context);
44 }
45