/* Copyright 2016 Software Freedom Conservancy Inc. * * This software is licensed under the GNU Lesser General Public License * (version 2.1 or later). See the COPYING file in this distribution. */ public abstract class MediaMetadata { public abstract void read_from_file(File file) throws Error; public abstract MetadataDateTime? get_creation_date_time(); public abstract string? get_title(); public abstract string? get_comment(); }