Я пытаюсь избавиться от этой ошибки:
Exception Description: [class utilisateurs.modeles.Utilisateur] uses a non-entity [class java.util.Collection] as target entity in the relationship attribute [field adresses].
at org.eclipse.persistence.exceptions.ValidationException.nonEntityTargetInRelationship(ValidationException.java:1343)
.........
org.eclipse.persistence.internal.jpa.deployment.PersistenceUnitProcessor.processORMetadata(PersistenceUnitProcessor.java:526)
at org.eclipse.persistence.internal.jpa.EntityManagerSetupImpl.predeploy(EntityManagerSetupImpl.java:1320)
... 36 more
со следующей сущностью:
utilisateurs.modeles;
import adresses.Adresse;
import java.io.Serializable;
import java.util.Collection;
import javax.persistence.CascadeType;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.ManyToOne;
@Entity(name="Utilisateur")
public class Utilisateur implements Serializable {
private static final long serialVersionUID = 1L;
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
private int id;
public void setAdresses(Collection<Adresse> adresses) {
this.adresses = adresses;
}
private String firstname;
private String lastname;
private String login;
@ManyToOne(cascade=CascadeType.PERSIST)
private Collection<Adresse> adresses;
public Collection<Adresse> getAdresses() {
return adresses;
}
public Utilisateur() {
}
public Utilisateur(final String firstname, final String lastname, final String login) {
this.firstname = firstname;
this.lastname = lastname;
this.login = login;
}
//getters and setters here
@Override
public int hashCode() {
int hash = 0;
hash += (int) id;
return hash;
}
@Override
public boolean equals(Object object) {
// TODO: Warning - this method won't work in the case the id fields are not set
if (!(object instanceof Utilisateur)) {
return false;
}
Utilisateur other = (Utilisateur) object;
if (this.id != other.id) {
return false;
}
return true;
}
}
Если у вас есть идеи, пожалуйста.