What errors do you get?
Please include stack trace and what you did to get the error.
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http://wiki.java.net/bin/view/People/JamesSutherland James Sutherland
kriskross wrote:
>
> Hi.
> I have not bin able to solve this problem.
> It's all about @OneToMany - @ManyToOne relations in entitys.
> As long as I use my entitys in a session bean, there is no problem.
> But, when I try to use them as objects in a webservice I'll get plenty of
> errors.
> I've tried serveral methods with @XmlRootElement and @XmlTransient with no
> luck.
>
> Using the webservice I'm able to create objects, connect objects, but when
> I try to recive an object from the db it allways gives errors.
>
> So, if you have anything, any tips or other questions, please let me know.
> I've bin strugling with this for over a year now.
>
> Best Regards
> Kristian
>
>
> Marina Vatkina wrote:
>>
>> Hi,
>>
>> Did you solve your problem? If not, can you please explain what does it
>> mean
>> "does not set any Produkt"?
>>
>> thanks,
>> -marina
>>
>> kriskross wrote:
>>> Hi
>>> Hope someone can helpe me. I'm stuck here.Having two objects:
>>>
>>> @XmlRootElement
>>> @Entity
>>> public class Produkt implements Serializable {
>>>
>>> @Id
>>> @GeneratedValue(strategy = GenerationType.SEQUENCE, generator =
>>> "Produkt_id_seq")
>>> private Integer id;
>>> ...
>>> @XmlElement(name = "varelagers")
>>> @OneToMany(cascade = CascadeType.ALL, mappedBy = "produkt", fetch =
>>> FetchType.EAGER)
>>> private List<Varelager> varelagers;
>>>
>>> public List<Varelager> getVarelager() {
>>> return this.varelagers;
>>> }
>>> ..
>>> }
>>>
>>>
>>> and
>>> @Entity
>>> public class Varelager implements Serializable {
>>> @Id
>>> @GeneratedValue(strategy = GenerationType.SEQUENCE, generator =
>>> "Varelager_id_seq")
>>> private Integer id;
>>>
>>> ......
>>>
>>> @ManyToOne
>>> @JoinColumn(name = "produkt_id")
>>> private Produkt produkt;
>>>
>>> @ManyToOne
>>> @JoinColumn(name = "storelse_id")
>>> private Storelse storelse;
>>>
>>> public Produkt getProdukt() {
>>> return produkt;
>>> }
>>>
>>> public void setProdukt(Produkt produkt) {
>>> this.produkt = produkt;
>>> }
>>> }
>>>
>>> I've created an webservice that exposes both produkt and varelager.
>>> And I'm trying to add a "varelager" to "produkt", using the webservice.
>>> But here my objects does not have all the same methods.
>>> I'm missing Varelager.getProdukt(), and Varelager.setProdukt(Produkt
>>> produkt).
>>>
>>> Anyone who can tell me why??
>>>
>>>
>>> I've allso tried this as a workarround
>>> Produkt p = webservice.getproddukt(new Integer(1));
>>> Varelager vl = new Varelager();
>>> vl = webservice.createVarelager(vl);
>>> p.getVarelagers().add(vl);
>>> webservice.editProdukt(p);
>>>
>>> This creates the varelager object, but does not set any Produkt.
>>> Any other way?
>>
>>
>
>
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