| /* |
| * Copyright (C) 2021 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.server.role; |
| |
| import android.annotation.NonNull; |
| import android.annotation.SystemApi; |
| import android.annotation.UserIdInt; |
| |
| import java.util.Map; |
| import java.util.Set; |
| |
| /** |
| * Helper inside the platform for role service. |
| * |
| * @hide |
| */ |
| @SystemApi(client = SystemApi.Client.SYSTEM_SERVER) |
| public interface RoleServicePlatformHelper { |
| /** |
| * Get the legacy role state stored in the platform. |
| * <p> |
| * The role state may come from two sources, either the different pre-role default app settings, |
| * or the pre-modularization roles.xml file stored in platform. |
| * |
| * @param userId the user ID |
| * @return a mapping of role name to its set of holders |
| */ |
| @NonNull |
| Map<String, Set<String>> getLegacyRoleState(@UserIdInt int userId); |
| |
| /** |
| * Compute a hash for the current package state in the system. |
| * |
| * @param userId the user ID |
| * @return the computed hash |
| */ |
| @NonNull |
| String computePackageStateHash(@UserIdInt int userId); |
| } |