HelloThisIsFlo · January 26, 2017 08:48
diff --git a/java-arch-8.java b/java-arch-8.java
 public interface BookRepository {
    BookId save(Book book);

    Book findById(BookId bookId);
    Book findByTitle(String title);
    Book findByAuthor(String author);

    List<Book> findAll();
 }
	public interface BookRepository {
	BookId save(Book book);

	Book findById(BookId bookId);
	Book findByTitle(String title);
	Book findByAuthor(String author);

	List<Book> findAll();
	}