@Override
@Transactional
public List<BookEntity> getBooksByAuthor(int authorId, int offset, int limit) {
List<BookEntity> books;
if (sessionUtils.isUserWithRole(RolesEnum.admin)
|| (sessionUtils.isUserWithRole(RolesEnum.author)
&& sessionUtils.getUserByToken().getAuthorId() == authorId)) {
books = bookDao.getBooksByAuthor(authorId, offset, limit, null);
} else {
books = bookDao.getBooksByAuthor(authorId, offset, limit, BookStatusesEnum.ACTIVE);
}
return books != null ? books : null;
}
@Override
@Transactional(propagation = Propagation.REQUIRED)
public List<BookEntity> getBooks(int offset, int limit)
throws NoSuchEntityException, NotSupportedFieldException, ForbiddenException,
AuthRequiredException {
sessionUtils.allowedForUserWithRole(RolesEnum.admin);
List<BookEntity> books = bookDao.getNotNull(offset, limit);
return books;
}
@Override
@Transactional(propagation = Propagation.REQUIRED)
public List<BookEntity> getBooksByIds(
Iterable<Integer> ids, int count, BookStatusesEnum statusEnum)
throws NotSupportedFieldException, NoSuchEntityException, ForbiddenException {
if (ids == null || !ids.iterator().hasNext()) return Lists.newArrayList();
List<Criterion> criterions = Lists.newArrayList();
if (statusEnum != null) {
criterions.add(Restrictions.eq("status", statusEnum));
} else {
criterions.add(Restrictions.eq("status", BookStatusesEnum.ACTIVE));
}
criterions.add(Restrictions.in("id", Lists.newArrayList(ids)));
List<BookEntity> res = bookDao.get(0, count, criterions);
if (sessionUtils.isUserWithAnotherRole(RolesEnum.admin)) {
if (statusEnum != null && !BookStatusesEnum.ACTIVE.equals(statusEnum)) {
bookAvailabilityService.areBooksAvailable(res);
}
}
return res;
}
