Android Developers Docs Reference com.google.android.things.device Classes DeviceManager This class provides access to the device management service. TimeManager This class provides access to device settings related to time. Classes DeviceManager TimeManager Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 3.0 License, and code samples are licensed under the Apache 2.0 License. For details, see our Site Policies. Java is a registered trademark of Oracle and/or its affiliates. Last updated April 17, 2018.