mappedBy reference an unknown target entity property: com.vaanila.domain.User2.User1

[raj_red123]

Hi All

I am doing parent child save in spring 3 mvc hibernate 3

I am getting this error

org.hibernate.AnnotationException: mappedBy reference an unknown target entity property: com.vaanila.domain.User2.User1 in com.vaanila.domain.User1.user2


My User1 is

package com.vaanila.domain;


import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.Table;
import javax.persistence.FetchType;
import java.sql.*;
import com.vaanila.domain.User2;
import java.util.*;
//import org.hibernate.mapping.OneToMany;
import java.lang.annotation.Annotation;
import javax.persistence.OneToMany;
import javax.persistence.CascadeType;
import javax.persistence.Transient;
import javax.persistence.JoinColumn;

@Entity
@org.hibernate.annotations.NamedNativeQuery(name = "se_user1", query = "call se_user1(?)", callable = true, resultClass = User1.class)
@Table(name="User1")
public class User1 implements java.io.Serializable {

@OneToMany(mappedBy="user1",fetch=FetchType.LAZY, cascade={CascadeType.ALL})

private Long id;

private String name;

private String password;

private String gender;

private String country;

private String aboutYou;

//private String[] community;

//private Boolean mailingList;
private List user2s;

public User2 user2;

@Id

@GeneratedValue

@Column(name="USER_ID")

public Long getId() {

return id;

}

public void setId(Long id) {

this.id = id;

}



@Column(name="USER_NAME")

public String getName() {

return name;

}

public void setName(String name) {

this.name = name;

}



@Column(name="USER_PASSWORD")

public String getPassword() {

return password;

}

public void setPassword(String password) {

this.password = password;

}



@Column(name="USER_GENDER")

public String getGender() {

return gender;

}

public void setGender(String gender) {

this.gender = gender;

}



@Column(name="USER_COUNTRY")

public String getCountry() {

return country;

}

public void setCountry(String country) {

this.country = country;

}



@Column(name="USER_ABOUT_YOU")

public String getAboutYou() {

return aboutYou;

}

public void setAboutYou(String aboutYou) {

this.aboutYou = aboutYou;

}


//@JoinColumn(name="User_Name")
public List<User2> getUser2() {
return user2s;
}
/*
@Transient
public void saveUser2(User2 user2) {
this.user2=user2;
user2.setUser1(this);
user2s.add(user2);
}
*/
public void setUser2(User2 user2){
this.user2=user2;
}
*************************
and User2 is

package com.vaanila.domain;


import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.Table;
import java.sql.*;
import com.vaanila.domain.User1;
import javax.persistence.ManyToOne;
import javax.persistence.JoinColumn;

import javax.persistence.CascadeType;

@Entity
@Table(name="User2")
public class User2 implements java.io.Serializable {

@ManyToOne(targetEntity = User1.class , cascade={CascadeType.ALL})
//@JoinColumn(name="User_Name")

public User1 user1;

private Long id;

private String name1;



//private String[] community;

//private Boolean mailingList;



@Id
@GeneratedValue
@Column(name="USER_ID")
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}



@Column(name="USER_NAME")

public String getName() {

return name1;

}
public void setName(String name1) {

this.name1 = name1;

}



public User1 getUser1() {
return user1;
}
public void setUser1(User1 user1){
this.user1=user1;
}
}


Pl. tell me what am i doing wrong?


Thanks & Regards
Rajesh

[dr_pompeii]

Hello Rajesh

1) use code tags, is more readable for us
2) Read Hibernate Reference documentation to see how do a correct mapping with annotations. Your problem is not related with Spring.