| /* |
| * Copyright (C) 2019 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.people; |
| |
| import android.annotation.NonNull; |
| import android.annotation.Nullable; |
| import android.annotation.UserIdInt; |
| import android.os.CancellationSignal; |
| import android.service.appprediction.IPredictionService; |
| |
| /** |
| * @hide Only for use within the system server. |
| */ |
| public abstract class PeopleServiceInternal extends IPredictionService.Stub { |
| |
| /** |
| * Prunes the data for the specified user. Called by {@link |
| * com.android.server.people.data.DataMaintenanceService} when the device is idle. |
| */ |
| public abstract void pruneDataForUser(@UserIdInt int userId, |
| @NonNull CancellationSignal signal); |
| |
| /** |
| * Returns a backup payload that contains conversation infos. The number conversation infos will |
| * be dynamic, based on the currently installed apps on the device. All of which should be |
| * combined into a single blob to be backed up. |
| */ |
| @Nullable |
| public abstract byte[] getBackupPayload(@UserIdInt int userId); |
| |
| /** |
| * Restores conversation infos stored in payload blob. Multiple conversation infos may exist in |
| * the restore payload, child classes are required to manage the restoration based on how |
| * individual conversation infos were originally combined during backup. |
| */ |
| public abstract void restore(@UserIdInt int userId, @NonNull byte[] payload); |
| } |