基于教材征订信息管理系统的职校工程学院信息化建设探讨

                public class Book {
                    private String isbn;
                    private String title;
                    private String author;
                    // Getters and Setters
                }

                public interface BookDAO {
                    void addBook(Book book);
                    List getAllBooks();
                }

                public class BookServiceImpl implements BookDAO {
                    @Override
                    public void addBook(Book book) {
                        // Database operations to add book
                    }

                    @Override
                    public List getAllBooks() {
                        // Database operations to retrieve all books
                        return Collections.emptyList();
                    }
                }