Home library application - storing a list of books and operation with them

Used technologies:

• H2 Database
• Spring Boot
• Spring Data
• Spring AOP
• JPA (Hibernate)

API:

Author service:

Method	Role
void addNewAuthor(String firstName, String secondName, String lastName, LocalDate dateOfBirth)	Adding new author
void deleteAuthorWithHisBooks(UUID authorId)	Deleting author by id and books with this author
List<Author> getAllAuthors()	Getting a list of all authors

BookService :

Method	Role
addNewBook(String bookName, int releaseYear, String isbn, String publisher, int pageCount, UUID authorId)	Adding new book
deleteBook(UUID bookId)	Deleting book by id
List<Book> getAllBooks()	Getting a list of all books

BookmarkService :

Method	Role
void addNewBookmark(UUID userId, UUID bookId, int pageNumber)	Adding new bookmark
void deleteBookmark(UUID bookmarkId)	Deleting bookmark by id
List<Bookmark> getAllBookmarks()	Getting a list of all bookmarks

HistoryService :

Method	Role
void addHistory(UUID userId, String actionText)	Adding new user action record
void deleteHistory(UUID historyId)	Deleting user action record by id
List<History> getUserHistory(UUID userId)	Getting a list of all user action record

SearchBookService :

Method	Role
List<Book> searchBooksByPartOfName(String partOfName)	Search books by book name or part of name
Book searchBookByIsbn(String isbn)	Search book by ISBN(International Standard Book Number)
List<Book> searchBooksByReleaseYearRange(int startYear, int endYear)	Search books by release year range (for example, 2011-2016)
searchBooksByUserBookmark(UUID userId)	Search books, which are contained in user bookmarks
List<Book> searchBooksBySeveralWays(int year, int pageCount, String partOfName)	Search books by release year, pageCount and book name

UserService :

Method	Role
User login(String nickname, String password)	Enter to system
void register(String nickname, String password)	Register new user
void unlockUser(UUID userId)	Unlock user, which was blocked
void lockUser(UUID userId)	Block user

Error Codes

Date Exceptions

• 1 - DATE_IS_GREATER_THAN_THE_CURRENT

Author Exceptions

• 10 - AUTHOR_NOT_FOUND
• 11 - FAILED_TO_DELETE_AUTHOR
• 12 - FAILED_TO_ADD_AUTHOR

Book Exceptions

• 20 - BOOK_NOT_FOUND
• 21 - INCORRECT_ISBN
• 22 - BOOK_WITH_LESS_THAN_ONE_PAGE
• 23 - A_BOOK_WITH_SUCH_ISBN_ALREADY_EXISTS
• 24 - FAILED_TO_ADD_BOOK
• 25 - INCORRECT_RELEASE_YEAR
• 26 - FAILED_TO_DELETE_BOOK

Bookmark Exceptions

• 30 - BOOKMARK_NOT_FOUND
• 31 - MORE_PAGES_THAN_IN_THE_BOOK
• 32 - PAGES_COUNT_LESS_THEN_ONE
• 33 - FAILED_TO_ADD_BOOKMARK
• 34 - FAILED_TO_DELETE_BOOKMARK

History Exceptions

• 40 - HISTORY_NOT_FOUND
• 41 - FAILED_TO_DELETE_HISTORY
• 42 - FAILED_TO_ADD_HISTORY

User Exceptions

• 50 - USER_NOT_FOUND
• 51 - USER_IS_BLOCKED
• 52 - NICKNAME_ALREADY_EXIST
• 53 - FAILED_TO_UNLOCK_USER
• 54 - FAILED_TO_LOCK_USER