you are saving the value and not the key, which is why hibernate complains.

WHy not choose a DropDownBox ?

François



> Le 4 févr. 2019 à 14:03, Zbynek Vavros <zbynekvav...@gmail.com> a écrit :
> 
> Do you mean to manually iterate through the map and converting the string
> keys
> Wicket binds to enum keys? Even if I try to iterate through the map I get
> the same ClassCastException.
> Somehow Wicket managed to insert String as a key instead of enum.
> 
> Zbynek
> 
> 
> 
> On Mon, Feb 4, 2019 at 1:55 PM Francois Meillet <francois.meil...@gmail.com>
> wrote:
> 
>> use MyEnum.valueOf("your string ») before saving the data
>> 
>> François
>> 
>> 
>> 
>>> Le 4 févr. 2019 à 13:51, Zbynek Vavros <zbynekvav...@gmail.com> a écrit
>> :
>>> 
>>> I got this class that has map with enums as keys:
>>> 
>>> public class MasterClass {
>>> 
>>>   private Map<MyEnum, String> config = Maps.newHashMap();
>>> }
>>> 
>>> enum is classic:
>>> 
>>> public enum MyEnum {
>>>   VALUE1,
>>>   VALUE2
>>> }
>>> 
>>> now I would like to use one entry of this map as a model for TextField:
>>> 
>>> new RequiredTextField<>("componentId", new
>>> PropertyModel<>(modelObject.getConfig(), "VALUE1")))
>>> 
>>> but when saved to DB Hibernate says the key is String and Enum is
>> expected:
>>> java.lang.ClassCastException: java.lang.String cannot be cast to
>>> java.lang.Enum
>>> 
>>> Using ChainingModel or
>>> Model.of(modelObject.getConfig().get(MyEnum.VALUE1))) causes the value
>> not
>>> to be bind at all.
>>> 
>>> I know I can use "side" property and fill this map manually in onSubmit
>>> just before saving to DB but would like to avoid that.
>>> 
>>> Thanks
>> 
>> 
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