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#Book REST service.

mvn clean package

Use: http://localhost:8080/books/readers/{reader_id}/books/{book_id}
Methods:

• GET - book_id not use, list of book for reader

Bonus: Add book:
Method: PUT
Url: http://localhost:8080/books/books/
Body: {"book":{"title":"title 1", "author":"Author 100"}}

1. MyBatis query for get Reader`s by Book, get Book`s by Reader.
2. Create 3 Book, 2 Reader, 1 Reader read 0 Book, 1 Reader read 2 Book. Test 1 query.
3. Run tomcat.
4. Create servlet.
5. War. In pom file:
   <!--<packaging>jar</packaging>-->
<packaging>war</packaging>
6. Test injection mappers into Servlet throught Services.
7. Parse url.
8. Dispatch url`s
9. Controllers. Link url with Controllers throught reflection. Controller interface.
10. Select JSON lib.
11. Http methods parse.
12. End interface, Controllers.
13. Decorate myBatis mappers, entities.
14. Entity to JSON decore.
15. REST pribciples.

• URL:
  Example: /books/v1.0/books/10
  ../books/search/Title
  Add parsing !!!
• Params:
  URL - only query, JSON - all data.
• Methods:
  • GET - list, concrete
    /books/v1.0/books/10
    /books/v1.0/books
    Search: ?title=book1
  • DELETE - удаление
    /books/v1.0/books/10
  • PUT - idempotent - add, update
    ???
  • POST - ???
• Errors:
  • 200 OK
  • 201 Created (Запись создана)
  • 400 Bad Request (некорректный запрос)
  • 404 Not Found (Данные не найдены)
  • 500 Internal server error (внутренняя ошибка сервера) return text
    error JSON format

16. Methods:

• выдать книгу абоненту; readers/{id}/books/{id} put
• принять книгу у абонента; readers/{id}/books/{id} delete?
• получить список книг, выданных заданному абоненту readers/{id}/books get

TODO:

17. Test REST.

18. End all domain REST.

19. Rest:

• Version:
  v1.0
• Validation?