[jax-rs-spec users] [jsr339-experts] Re: Does FilterContext.getRequestBuilder() copy request?

From: Marek Potociar <>
Date: Tue, 13 Dec 2011 16:02:40 +0100

On Tue 13 Dec 2011 03:35:08 PM CET, Bill Burke wrote:
> On 12/13/11 7:25 AM, Marek Potociar wrote:
>>> All these builder interfaces buy you very very little (except for confusion and complexity). Its really hurting the
>>> spec, IMO.
>> I disagree.
> I know you disagree and its unfortunate. The spec is hurting because of it. You have different read interface
> (Request) and write interface (RequestBuilder) for something that is *always* available to both read and write.

Not true IMO. Consider server-side resource methods (or response
filters). Additionally, splitting mutable and immutable interfaces is a
good practice as well as it is consistent with JAX-RS 1.x API.

> Added to this is the complete duplication of RequestBUilder methods within Invocation.Builder (and the additional
> confusing interfaces). You have completely different interfaces for building a request from Target and filters. All
> this because we have to support *your* opinion of what a "pure" api is.
> Maybe you haven't tried to implement the spec yet?

Sure I did. Works quite nice actually so far.


> It became even more apparent to me how bizarre this interface
> structure is once I started implementing them.