[jax-rs-spec users] [jsr339-experts] Re: Intercepting after MBR reads the stream but before invoking ?

From: Sergey Beryozkin <>
Date: Wed, 9 Oct 2013 16:45:08 +0100

I've got another query today. I'll go ahead and do a minor-level JIRA,
may be we can come up with some simple/easy solution,

On 08/10/13 12:46, Sergey Beryozkin wrote:
> Hi
> Now and then we get the queries on how to get access not only to the
> target class/method (ResourceInfo helps there) but to the parameter
> instances, before the application code gets invoked, example for the
> monitoring purposes.
> ResourceInfo + UriInfo + accessing InputStream if any from the filters
> can offer the way to access all of the values representing individual
> target method parameters, but I wonder if we can offer something
> simpler/cooler,
> Any ideas ? what about introducing one extra stage, in addition to Pre
> and Post matching, PreInvoking where we'd have a provider like
> ResourceInfoFilter with the signature like this:
> ResourceInfo getResourceInfo();
> ResourceInfo will have a new method added too:
> List<Object> getMehodParameterValues();
> this will throw ISE unless invoked from ResourceInfoFilter ?
> Sergey