[jboss-jira] [JBoss JIRA] Updated: (EJBTHREE-725) Problem with OneToOne annotation

Ilya (JIRA) jira-events at jboss.com
Wed Oct 4 12:26:41 EDT 2006


     [ http://jira.jboss.com/jira/browse/EJBTHREE-725?page=all ]

Ilya updated EJBTHREE-725:
--------------------------

    Description: 
Given 2 classes as in hibernate doc: 

@Entity
public class Body {
    @Id
    public Long getId() { return id; }

    @OneToOne
    @PrimaryKeyJoinColumn
    public Heart getHeart() {
        return heart;
    }
    ...
}
            
@Entity
public class Heart {
    @Id
    public Long getId() { ...}

    @OneToOne(mappedBy = "heart")
    public Body getBody() {
        return body;
    }
}

everything works, but when I moved mappedBy to body deployment failed with NPE in class OneToOneSecondPass on line 135, because otherSideProperty was null.

Testcase (deploymnt fails with NPE):
------------------
@Entity
public class Body {
    @Id
    public Long getId() { return id; }

    @OneToOne(mappedBy = "body")
    public Heart getHeart() {
        return heart;
    }
    ...
}
            
@Entity
public class Heart {
    @Id
    public Long getId() { ...}

    @OneToOne
    @PrimaryKeyJoinColumn
    public Body getBody() {
        return body;
    }
}
------------------



  was:
Given to classes as in hibernate doc: 

@Entity
public class Body {
    @Id
    public Long getId() { return id; }

    @OneToOne
    @PrimaryKeyJoinColumn
    public Heart getHeart() {
        return heart;
    }
    ...
}
            
@Entity
public class Heart {
    @Id
    public Long getId() { ...}

    @OneToOne(mappedBy = "heart")
    public Heart getHeart() {
        return heart;
    }
}

everything works, but when I moved mappedBy to body deployment failed with NPE in class OneToOneSecondPass on line 135, because otherSideProperty was null.

Testcase (deploymnt fails with NPE):
------------------
@Entity
public class Body {
    @Id
    public Long getId() { return id; }

    @OneToOne(mappedBy = "body")
    public Heart getHeart() {
        return heart;
    }
    ...
}
            
@Entity
public class Heart {
    @Id
    public Long getId() { ...}

    @OneToOne
    @PrimaryKeyJoinColumn
    public Heart getHeart() {
        return heart;
    }
}
------------------




fixed typos

> Problem with OneToOne annotation
> --------------------------------
>
>                 Key: EJBTHREE-725
>                 URL: http://jira.jboss.com/jira/browse/EJBTHREE-725
>             Project: EJB 3.0
>          Issue Type: Bug
>    Affects Versions: EJB 3.0 RC9 - FD
>            Reporter: Ilya
>            Priority: Minor
>
> Given 2 classes as in hibernate doc: 
> @Entity
> public class Body {
>     @Id
>     public Long getId() { return id; }
>     @OneToOne
>     @PrimaryKeyJoinColumn
>     public Heart getHeart() {
>         return heart;
>     }
>     ...
> }
>             
> @Entity
> public class Heart {
>     @Id
>     public Long getId() { ...}
>     @OneToOne(mappedBy = "heart")
>     public Body getBody() {
>         return body;
>     }
> }
> everything works, but when I moved mappedBy to body deployment failed with NPE in class OneToOneSecondPass on line 135, because otherSideProperty was null.
> Testcase (deploymnt fails with NPE):
> ------------------
> @Entity
> public class Body {
>     @Id
>     public Long getId() { return id; }
>     @OneToOne(mappedBy = "body")
>     public Heart getHeart() {
>         return heart;
>     }
>     ...
> }
>             
> @Entity
> public class Heart {
>     @Id
>     public Long getId() { ...}
>     @OneToOne
>     @PrimaryKeyJoinColumn
>     public Body getBody() {
>         return body;
>     }
> }
> ------------------

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