1// 2// Copyright (C) 2016 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#ifndef UPDATE_ENGINE_SERVICE_OBSERVER_INTERFACE_H_ 18#define UPDATE_ENGINE_SERVICE_OBSERVER_INTERFACE_H_ 19 20#include <memory> 21#include <string> 22 23#include "update_engine/client_library/include/update_engine/update_status.h" 24#include "update_engine/common/error_code.h" 25 26namespace chromeos_update_engine { 27 28class ServiceObserverInterface { 29 public: 30 virtual ~ServiceObserverInterface() = default; 31 32 // Called whenever the value of these parameters changes. For |progress| 33 // value changes, this method will be called only if it changes significantly. 34 virtual void SendStatusUpdate(int64_t last_checked_time, 35 double progress, 36 update_engine::UpdateStatus status, 37 const std::string& new_version, 38 int64_t new_size) = 0; 39 40 // Called whenever an update attempt is completed. 41 virtual void SendPayloadApplicationComplete(ErrorCode error_code) = 0; 42 43 protected: 44 ServiceObserverInterface() = default; 45}; 46 47} // namespace chromeos_update_engine 48 49#endif // UPDATE_ENGINE_SERVICE_OBSERVER_INTERFACE_H_ 50