// ****VIEWING A BOOK****
@GET
@Path("/{isbn}")
@Timed(name = "view-book")
public BookDto getBookByIsbn(@PathParam("isbn") LongParam isbn) {
Book book = bookRepository.getBookByISBN(isbn.get());
BookDto bookResponse = new BookDto(book);
bookResponse.addLink(new LinkDto("view-book", "/books/" + book.getIsbn(), "GET"));
bookResponse.addLink(new LinkDto("update-book", "/books/" + book.getIsbn(), "POST"));
return bookResponse;
}
@POST
@Timed(name = "create-review")
@Produces(MediaType.APPLICATION_JSON)
@Consumes(MediaType.APPLICATION_JSON)
public Response createReview(@PathParam("isbn") LongParam isbn, Review request) {
// int rating = request.getRating();
if (request.getComment() == null) {
return Response.status(400).type("text/plain").entity(" Comment is a required field").build();
}
if (request.getRating() == 0) {
return Response.status(400)
.type("text/plain")
.entity(" Rating is a required field !!!!")
.build();
}
final List<Integer> ratingList = Arrays.asList(1, 2, 3, 4, 5);
if (!(ratingList.contains(request.getRating()))) {
return Response.status(400)
.type("text/plain")
.entity("Invalid value for Rating. Ratings can be between 1 - 5 stars")
.build();
}
Review reviewObject = bookRepository.createReview(isbn.get(), request);
Book book = bookRepository.getBookByISBN(isbn.get());
String location = "/books/" + book.getIsbn() + "/reviews/" + reviewObject.getId();
BookDto bookResponse = new BookDto(book);
bookResponse.addLink(new LinkDto("view-review", location, "GET"));
HashMap<String, Object> map = new HashMap<String, Object>();
map.put("links", bookResponse.getLinks());
return Response.status(201).entity(map).build();
}
@GET
@Path("/{isbn}")
@Timed(name = "view-book")
public Response getBookByIsbn(@PathParam("isbn") LongParam isbn) {
{
Book book = (Book) book_map.get(isbn.get());
checkNotNull(book, "newBook instance must not be null");
BookDto bookResponse = new BookDto(book);
bookResponse.addLink(new LinkDto("view-book", "/books/" + isbn, "GET"));
bookResponse.addLink(new LinkDto("update-book", "/books/" + isbn, "PUT"));
bookResponse.addLink(new LinkDto("delete-book", "/books/" + isbn, "DELETE"));
bookResponse.addLink(new LinkDto("create-review", "/books/" + isbn + "/reviews", "POST"));
if (reviewsArray.size() > 0)
bookResponse.addLink(new LinkDto("view-all-reviews", "/books/" + isbn + "/reviews", "GET"));
return Response.ok(bookResponse).build();
}
}
