mappedBy引用未知的目标实体属性-OneToOne注释错误

Question

当我在Ordonnance和Consultation类之间使用OneToOne hibernate注释时，这给了我错误：Unknown mappedBy in：com.onousc.entities.Consultation.ordonnance，引用的属性unknown：com.onousc.entities.Ordonnance.consultation。任何人都可以帮助我。非常感谢你

//班级ordonnance

package com.onousc.entities;

import java.io.Serializable; import java.util.Collection; import java.util.Date;

import javax.persistence.CascadeType; import javax.persistence.Entity; import javax.persistence.FetchType; import javax.persistence.GeneratedValue; import javax.persistence.GenerationType; import javax.persistence.Id; import javax.persistence.OneToMany; import javax.persistence.OneToOne; import javax.persistence.PrimaryKeyJoinColumn;

@Entity public class Ordonnance implements Serializable{

@Id
@GeneratedValue(strategy=GenerationType.IDENTITY)
private Integer idOrdo;
private Date dateOrdo;
@OneToMany(mappedBy="ordonnance",fetch=FetchType.LAZY)
private Collection <LigneOrdonnance> LignesOrdo;

@OneToOne(mappedBy="ordonnance")
private Lettre lettre;

@OneToOne
private Consultation consultation;

public Ordonnance() {
    super();
    // TODO Auto-generated constructor stub
}

public Ordonnance(Date dateOrdo) {
    super();
    this.dateOrdo = dateOrdo;
}


getters and setters..
}

//课堂咨询     包com.onousc.entities;

import java.io.Serializable; import java.util.Collection; import java.util.Date;

import javax.persistence.CascadeType; import javax.persistence.Entity; import javax.persistence.FetchType; import javax.persistence.GeneratedValue; import javax.persistence.GenerationType; import javax.persistence.Id; import javax.persistence.JoinColumn; import javax.persistence.JoinTable; import javax.persistence.ManyToMany; import javax.persistence.ManyToOne; import javax.persistence.OneToMany; import javax.persistence.OneToOne; import javax.persistence.PrimaryKeyJoinColumn;

@Entity public class Consultation implements Serializable{

@Id
@GeneratedValue(strategy=GenerationType.IDENTITY)
private Integer idConsult;
private Date dateConsult;
private String typeConsult;
private String motifConsult;
private String diagnostic;
private Boolean maladieChronique;
private String decision;

@OneToMany(mappedBy="consultation",fetch=FetchType.LAZY)
private Collection <Examen> examens;
@ManyToMany
@JoinTable(name="CONSULT_MAL")
private Collection <Maladie> maladies;

@ManyToOne
@JoinColumn(name="ID_PATIENT")
private Patient patient;

@ManyToOne
@JoinColumn(name="ID_MEDECIN")
private Medecin medecin;

@OneToOne(mappedBy="consultation")
private Ordonnance ordonnance;

public Consultation() {
    super();
    // TODO Auto-generated constructor stub
}

public Consultation(Date dateConsult, String typeConsult,
        String motifConsult, String diagnostic, Boolean maladieChronique,
        String decision) {
    super();
    this.dateConsult = dateConsult;
    this.typeConsult = typeConsult;
    this.motifConsult = motifConsult;
    this.diagnostic = diagnostic;
    this.maladieChronique = maladieChronique;
    this.decision = decision;
}

getters and setters...