// Copyright 2013 The Flutter Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. import 'author.dart'; /// Book data class. class Book { /// Creates a book data object. Book({ required this.id, required this.title, required this.isPopular, required this.isNew, required this.author, }); /// The id of the book. final int id; /// The title of the book. final String title; /// The author of the book. final Author author; /// Whether the book is popular. final bool isPopular; /// Whether the book is new. final bool isNew; }