Android Developers Docs Reference com.google.android.material.resources Classes MaterialResources Utility methods to resolve resources for components. TextAppearance Utility class that contains the data from parsing a TextAppearance style resource. Classes MaterialResources TextAppearance Content and code samples on this page are subject to the licenses described in the Content License. Java is a registered trademark of Oracle and/or its affiliates. Last updated May 8, 2018.