Re: [Resteasy-developers] custom parameter unmarshalling

[Bill B. <bb...@re...>]

There's is HeaderDelegate in the specification. I could make sure that 
is used for all String parameters.

Michael Brackx wrote:
> Hi,
> 
> It would be nice to have some sort of custom parameter unmarshalling.
> Currently parameter types can be String, primitive, or a class that
> has a String constructor or static valueOf(String) method.
> Some use cases:
> - injecting interfaces
> - injecting Enums (they already have a static valueOf(String) method)
> - injecting thirdparty classes
> - injecting factory created objects
> 
> example:
> 
> @GET
> @Path("/book/{isbn}")
> public String getBook(@PathParm(value = "isbn", provider =
> ISBNFactory.class)  ISBN id) {
>   ...
> }
> 
> @Provider
> public class ISBNFactory {
>  @ProviderMethod
>  public ISBN create(String value) {
>    return new ISBNImpl(value);
>  }
> }
> 
> The @ProviderMethod could be left out if there is only one matching method.
> Or a new interface could be used, to be more in line with ExceptionMapper.
> 
> I realize the spec is final, but someday the will be a 1.1 or 2.0 :)
> Any comments?
> 
> Michael Brackx
> 
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-- 
Bill Burke
JBoss, a division of Red Hat
http://bill.burkecentral.com