| #!/usr/bin/env python3 |
| # |
| # Copyright 2017 - 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. |
| |
| |
| class OtaTool(object): |
| """A Wrapper for an OTA Update command or tool. |
| |
| Each OtaTool acts as a facade to the underlying command or tool used to |
| update the device. |
| """ |
| |
| def __init__(self, command): |
| """Creates an OTA Update tool with the given properties. |
| |
| Args: |
| command: A string that is used as the command line tool |
| """ |
| self.command = command |
| |
| def update(self, ota_runner): |
| """Begins the OTA Update. Returns after the update has installed. |
| |
| Args: |
| ota_runner: The OTA Runner that handles the device information. |
| """ |
| raise NotImplementedError() |
| |
| def cleanup(self, ota_runner): |
| """A cleanup method for the OTA Tool to run after the update completes. |
| |
| Args: |
| ota_runner: The OTA Runner that handles the device information. |
| """ |
| pass |