Enumerations in EclipseLink

I have a field in the database that does not match with an Enumeration.

So I needed to do a little conversion in EclipseLink, and I didn't know how.

Below is the answer on that one.

References

EclipseLink - @ObjectTypeConverter

https://wiki.eclipse.org/EclipseLink/UserGuide/JPA/Basic_JPA_Development/Mapping/Basic_Mappings/Default_Conversions_and_Converters/ObjectTypeConverter

EclipseLink - EclipseLink/Examples/JPA/EnumToCode

https://wiki.eclipse.org/EclipseLink/Examples/JPA/EnumToCode