@Override
public Book save(BookDto bookDto) {
Book book = bookDao.get(bookDto.getId());
updateBookFields(book, bookDto);
return save(book);
}
@Override
public Book save(Book book) {
bookDao.add(book);
deleteBookFromCategories(book.getId());
if (book.getCategory() != null && categoryDao.get(book.getCategory()) != null) {
Category category = categoryDao.get(book.getCategory());
HashSet<String> booksSet = category.getBooks();
if (booksSet == null) booksSet = new HashSet<String>();
booksSet.add(book.getId());
category.setBooks(booksSet);
categoryDao.add(category);
}
bookDao.add(book);
return get(book.getId());
}
@Override
public void delete(Book book) {
deleteBookFromCategories(book.getId());
bookDao.delete(book);
}
@Override
public void delete(String id) {
deleteBookFromCategories(id);
bookDao.delete(id);
}
@Override
public List<Book> getByAuthor(String author) {
return bookDao.getByAuthor(author);
}
@Override
public List<Book> getByYear(short year) {
return bookDao.getByYear(year);
}
@Override
public List<Book> getAll() {
return bookDao.getAll();
}
@Override
public List<Book> getByTitle(String title) {
return bookDao.getByTitle(title);
}
@Override
public Book get(String id) {
return bookDao.get(id);
}
@Override
public void add(Book book) {
bookDao.add(book);
}
@Override
public List<Book> get(int fromIndex, int toIndex) {
return bookDao.get(fromIndex, toIndex);
}
@Override
public long count() {
return bookDao.count();
}
@Override
public List<Book> find(String... words) {
return bookDao.find(words);
}