Package com.esprit.services.films

Class FilmRatingService

java.lang.Object

com.esprit.services.films.FilmRatingService

All Implemented Interfaces:

IService<FilmRating>

public class FilmRatingService
extends Object
implements IService<FilmRating>

Field Summary

Fields

Modifier and Type	Field	Description
private final Connection	connection
private final FilmService	filmService
private final UserService	userService

Constructor Summary

Constructors

Constructor	Description
FilmRatingService()	Performs FilmRatingService operation.

Method Summary

Modifier and Type	Method	Description
void	create(FilmRating filmRating)
void	delete(FilmRating filmRating)
List<FilmRating>	getAverageRatingSorted()	Retrieves the AverageRatingSorted value.
double	getAvergeRating(Long id_film)	Retrieves the AvergeRating value.
List<FilmRating>	getTopRatedFilms()	Retrieves the TopRatedFilms value.
List<FilmRating>	getUserRatings(Long userId)	Retrieves the UserRatings value.
FilmRating	ratingExists(Long id_film, Long id_user)	Performs ratingExists operation.
List<FilmRating>	read()
void	update(FilmRating filmRating)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

connection

private final Connection connection

userService

private final UserService userService

filmService

private final FilmService filmService

Constructor Details

FilmRatingService

public FilmRatingService()

Performs FilmRatingService operation.

Method Details

create

public void create(FilmRating filmRating)

Specified by:

create in interface IService<FilmRating>

read

public List<FilmRating> read()

Specified by:

read in interface IService<FilmRating>

update

public void update(FilmRating filmRating)

Specified by:

update in interface IService<FilmRating>

delete

public void delete(FilmRating filmRating)

Specified by:

delete in interface IService<FilmRating>

getAvergeRating

public double getAvergeRating(Long id_film)

Retrieves the AvergeRating value.

Returns:

the AvergeRating value

getAverageRatingSorted

public List<FilmRating> getAverageRatingSorted()

Retrieves the AverageRatingSorted value.

Returns:

the AverageRatingSorted value

ratingExists

public FilmRating ratingExists(Long id_film,
 Long id_user)

Performs ratingExists operation.

Returns:

the result of the operation

getUserRatings

public List<FilmRating> getUserRatings(Long userId)

Retrieves the UserRatings value.

Returns:

the UserRatings value

getTopRatedFilms

public List<FilmRating> getTopRatedFilms()

Retrieves the TopRatedFilms value.

Returns:

the TopRatedFilms value