I have a problem creating a query using the JpaRepository interface. I use the Pageable mechanism. How can I add sort by distance? Geographic parameters available at Event Place. (Latitude, longitude). I would like to add also the ability to limit distance by range. E.g: "Where distance <: range". I would like the distance to be returned in the "distance" field, which is @Transient.
EventRepository
@Repository
public interface EventRepository extends JpaRepository<Event, Long> {
public static final String GET_PAGE_QUERY = "WHERE " +
"(:searchTerm is null or e.title like '%:searchTerm%') AND " +
"((:userListId) is null or e.user.id in (:userListId)) AND " +
"((:sportTypeIdList) is null or e.sportType.id in (:sportTypeIdList)) " ;
@Query(value = "SELECT e FROM Event e " + GET_PAGE_QUERY,
countQuery = "SELECT COUNT(e) FROM Event e " + GET_PAGE_QUERY)
Page<Event> getPage(@Param("searchTerm") String searchTerm, @Param("userListId") List<Long> userListId, @Param("sportTypeIdList") List<Long> sportTypeIdList, Pageable pageable);
}
Event
@Getter
@Setter
@Entity
@Table(name = "event")
public class Event {
@Id
@Column(name = "ID")
@GeneratedValue(strategy = GenerationType.SEQUENCE, generator = "event_seq")
@SequenceGenerator(name = "event_seq", sequenceName = "event_seq", allocationSize = 1)
private Long id;
@Column(name = "TITLE", length = 50, nullable = false)
@NotNull
@Size(min = 4, max = 50)
private String title;
@Column(name = "DESCRIPTION", length = 500, nullable = false)
@NotNull
@Size(min = 4, max = 500)
private String description;
@ManyToOne(fetch = FetchType.EAGER, optional = false)
private SportType sportType;
@OneToOne(fetch = FetchType.EAGER, optional = false)
private EventPlace place;
@ManyToOne(optional = false)
private User user;
@JsonFormat(shape = JsonFormat.Shape.STRING, pattern = "yyyy-MM-dd'T'HH:mm:ssZ")
@Column(name = "CREATE_DATE", nullable = false)
@Temporal(TemporalType.TIMESTAMP)
@NotNull
private Date createDate = new Date();
@JsonFormat(shape = JsonFormat.Shape.STRING, pattern = "yyyy-MM-dd'T'HH:mm:ssZ")
@Column(name = "START_DATE", nullable = false)
@Temporal(TemporalType.TIMESTAMP)
@NotNull
private Date startDate;
@Column(name = "STATUS", nullable = false)
@NotNull
@Enumerated(EnumType.STRING)
private EventStatus status = EventStatus.ACTIVE;
@Transient
private double distance;
}
EventPlace
@Getter
@Setter
@Entity
public class EventPlace {
@Id
@Column(name = "ID")
@GeneratedValue(strategy = GenerationType.SEQUENCE, generator = "event_place_seq")
@SequenceGenerator(name = "event_place_seq", sequenceName = "event_place_seq", allocationSize = 1)
private Long id;
@Column(name = "NAME", length = 50, nullable = false)
@NotNull
@Size(min = 4, max = 50)
private String name;
@Column(name = "CITY", length = 50, nullable = false)
@NotNull
@Size(min = 4, max = 50)
private String city;
@Column(name = "STREET", length = 50, nullable = false)
@NotNull
@Size(min = 4, max = 50)
private String street;
@Column(name = "ZIP_CODE", length = 50, nullable = false)
@NotNull
@Size(min = 4, max = 50)
private String zipCode;
@Column(name = "DESCRIPTION", length = 500, nullable = false)
@NotNull
@Size(min = 4, max = 500)
private String description;
@Column(name = "LATITUDE", nullable = false)
@NotNull
private Double latitude;
@Column(name = "LONGITUDE", nullable = false)
@NotNull
private Double longitude;
}