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From James Carman <ja...@carmanconsulting.com>
Subject Re: [beanutils] beanutils library cannot invoke the correct accessor
Date Sun, 06 Jun 2010 12:50:48 GMT
That violates the JavaBeans specification.  "myProperty" is supposed
to be of one type only.

On Sat, Jun 5, 2010 at 10:02 PM, Dimitris Tsitses <4.biz.etc@gmail.com> wrote:
> Hi all, I'm trying to do something really simple but I can't seem to figure it out, I
hope someone can help.
>
> I have a simple bean:
>
>
> public class MyBean {
>        private ClassTypeA myProperty;
>
>        public void setMyProperty(ClassTypeA anObj) {
>                this.myProperty = anObj;
>        }
>        public void setMyProperty(ClassTypeB anObj) {
>                this.myProperty = Converter.convertBtoA(anObj);
>        }
>
> }
>
> If I invoke the setter by passing an instance of ClassTypeA, it works without a problem:
> BeanUtils.setProperty(myBeanInst, "myProperty", instanceOfClassTypeA);
>
>
> However if I invoke the setter by passing an instance of ClassTypeB, I get an exception
and the setter is never actually called:
> BeanUtils.setProperty(myBeanInst, "myProperty", instanceOfClassTypeB);
> java.lang.IllegalArgumentException: Cannot invoke.. la la la - argument type mismatch
-
>
> I can't believe it is not possible to do that, I'm sure I'm just missing something. Any
help will be greatly appreciated.
>
> Many thanks
> Dimitris

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