@ManyToOne and @OneToOne relations with @EmbeddedId

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*** @ManyToOne and @OneToOne relations with @EmbeddedId

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@Entity

public class Bons implements Serializable {

@EmbeddedId

private BonsKey id;

...

}

@Embeddable

public class BonsKey implements Serializable {

@ManyToOne

@JoinColumn(name = "CODE_PRESTATAIRE")

private Prestataires prestataire;

@ManyToOne

@JoinColumn(name = "NUM_SERVICE")

private ServicesDossiers serviceDossier;

...

}

@Entity

public class Communications implements Serializable{

@Id @GeneratedValue

@Column(name="CODE_COMMUNICATION")

private Long codeCommunication;

@ManyToOne

@JoinColumns({

@JoinColumn(name="BON_CODE_PRESTATAIRE", nullable = true),

@JoinColumn(name="BON_NUM_SERVICE",nullable = true)

})

private Bons bonId;

}