1 /* 2 * Copyright (C) 2023 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.role.controller.util; 18 19 import android.content.Context; 20 import android.content.pm.PackageManager; 21 import android.content.res.Resources; 22 import android.permission.flags.Flags; 23 24 import androidx.annotation.NonNull; 25 26 import com.android.modules.utils.build.SdkLevel; 27 28 public class ResourceUtils { 29 ResourceUtils()30 private ResourceUtils() {} 31 32 public static String RESOURCE_PACKAGE_NAME_PERMISSION_CONTROLLER = 33 "com.android.permissioncontroller"; 34 35 /** 36 * Get a {@link Resources} object to be used to access PermissionController resources. 37 */ 38 @NonNull getPermissionControllerResources(@onNull Context context)39 public static Resources getPermissionControllerResources(@NonNull Context context) { 40 return getPermissionControllerContext(context).getResources(); 41 } 42 43 @NonNull getPermissionControllerContext(@onNull Context context)44 private static Context getPermissionControllerContext(@NonNull Context context) { 45 if (!SdkLevel.isAtLeastV() || !Flags.systemServerRoleControllerEnabled()) { 46 // We don't have the getPermissionControllerPackageName() API below V, 47 // but role controller always runs in PermissionController below V. 48 return context; 49 } 50 String packageName = context.getPackageManager().getPermissionControllerPackageName(); 51 try { 52 return context.createPackageContext(packageName, 0); 53 } catch (PackageManager.NameNotFoundException e) { 54 throw new RuntimeException("Cannot create PermissionController context", e); 55 } 56 } 57 } 58