package cn.xh.dao; import java.util.List; import cn.xh.domain.Book; import cn.xh.domain.Favorite; import cn.xh.domain.User; public interface ClientDao { User login(String username, String password); boolean register(User user); List<Book> getCategoryBook(String cid); List<Book> rwsk(); List<Book> sets(); List<Book> jjjr(); List<Book> kxjs(); List<Book> jyks(); void personInformation(User user); void personPassword(User user); List<Book> search(String search); Book findBookById(String book_id); void addfavorite(String string, String user_id, String book_id); List<Favorite> findFavoriteByUserId(User user); boolean findFavorite(String user_id, String book_id); void delFavorite(String book_id); }