Hi Mark

this looks right (typically what we do in this test:
https://github.com/apache/johnzon/blob/b0af96e6d819adf7a28782ebc535894bd27345da/johnzon-mapper/src/test/java/org/apache/johnzon/mapper/ObjectConverterTest.java#L80
)

what's johnzon context (= sure you use johnzon)?


Romain Manni-Bucau
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2016-10-12 15:31 GMT+02:00 mark.cavender <mark.caven...@sbcglobal.net>:

> Hi,
>
> I'm trying to map a one to many relationship with Johnzon.  I have a User
> class the points to an array of Role, as follows.
>
> Class User {
>
> String userName;
>
> List<Role> roles = new ArrayList<>();
>
> @JohnzonConverter( RoleAdapter.class)
> public List<Role> getRoles() {
>
>   return roles;
> }
>
> }
>
> Class Role {
>   String name;
>   List<User> users;
>
>   @JohnzonConverter(UserAdapter.class)
>   public List<User> getUsers() {
>     return users;
>   }
> }
>
> I then have a converter defined as follows:
>
> public class RoleAdapter implements Converter<Role> {
>
>     @Override
>     public String toString( final Role v ) {
>
>         return v.getId().toString();
>     }
>
>     @Override
>     public Role fromString( final String v ) {
>
>         Role ri = new Role();
>         ri.setId( Long.valueOf( v ) );
>         return ri;
>     }
>
> }
>
> I am trying to convert the list of a java object to an array of Strings of
> the ID of that object.  The problem is that my Converter never gets called.
> I have tried moving the converter to the declaration as well, but it
> doesn't
> seem to matter.  Is there something that needs to be done to register a
> Converter with Johnzon?
>
> Thanks in advance,
>
> Mark
>
>
>
> --
> View this message in context: http://tomee-openejb.979440.
> n4.nabble.com/One-to-Many-Relationship-with-Johnzon-tp4680322.html
> Sent from the TomEE Users mailing list archive at Nabble.com.
>

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