On Tuesday, August 28, 2012 5:11:20 PM UTC+2, Ümit Seren wrote:
>
> I am trying to get the Editor Framework to work with BeanValidation
> (JSR303) (GWT 2.4) for client side validation and run into an issue.
>
> Validation works fine. I want to use the Editor's built in capability to
> display errors (i.e ValueBoxEditorDecorator). However the EditorDriver
> interface only specifies setConstraintViolations(Iterable> violations); But
> the validate function from the BeanValidation returns a Set> and I can't
> cast from this to the type that is expected in the setConstraintViolations
> function.
>
> The only workaround I found is creating a new Set and adding the
> ConstraintViolations to it.
>
>
> Set<ConstraintViolation<MyProxy>> violations =
> validator.validate(myProxy,Default.class);
> Set<ConstraintViolation<?>> violations2 = new
> HashSet<ConstraintViolation<?>>();
> for (ConstraintViolation<StudyProxy>constraint:violations) {
> violations2.add(constraint);
> }
> if (!violations.isEmpty()) {
> driver.setConstraintViolations(violations2);
> }
> else {
> //proceed
> }
>
> I can this is related to this issue:
> http://code.google.com/p/google-web-toolkit/issues/detail?id=6270
>
> Is there any better way to do that?
>
As suggested in the issue you link to:
@SuppressWarning("unchecked", "rawtypes")
Set<ConstraintViolation<?>> violations2 = (Set<ConstraintViolation<?>>)
(Set) violations;
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