1 /* 2 * Copyright (C) 2024 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 android.os; 18 19 /** 20 * Callback function for UpdateEngineStable. Used to keep the caller up to date with progress, so 21 * the UI (if any) can be updated. 22 * 23 * <p>The APIs defined in this class and UpdateEngineStable class must be in sync with the ones in 24 * system/update_engine/stable/android/os/IUpdateEngineStable.aidl and 25 * system/update_engine/stable/android/os/IUpdateEngineStableCallback.aidl. 26 * 27 * <p>{@hide} 28 */ 29 public abstract class UpdateEngineStableCallback { 30 31 /** 32 * Invoked when anything changes. The value of {@code status} will be one of the values from 33 * {@link UpdateEngine.UpdateStatusConstants}, and {@code percent} will be valid 34 * 35 * @hide 36 */ onStatusUpdate(int status, float percent)37 public abstract void onStatusUpdate(int status, float percent); 38 39 /** 40 * Invoked when the payload has been applied, whether successfully or unsuccessfully. The value 41 * of {@code errorCode} will be one of the values from {@link UpdateEngine.ErrorCodeConstants}. 42 * 43 * @hide 44 */ onPayloadApplicationComplete(@pdateEngineStable.ErrorCode int errorCode)45 public abstract void onPayloadApplicationComplete(@UpdateEngineStable.ErrorCode int errorCode); 46 } 47