On Jun 1, 2010, at 12:42 AM, Andreas Loew wrote:
> Hi Paul, Jason, All,
>
> Paul Sandoz schrieb:
>> On May 28, 2010, at 11:41 PM, Bill Shannon wrote:
>
>>> I don't see how "{jndi/foo}" solves the original problem.
>>> Doesn't that just look like two elements in the URL name -
>>> "{jndi" and "foo}"?
>
> In theory, you may be right, but in practice, JAX-RS stops
> interpreting path fragments at the appropriate leaf level - see
>
> https://jsr311.dev.java.net/nonav/releases/1.1/spec/
> spec3.html#x3-300003.4
>
> so if you annotate for
>
> .../management/domain/resources/admin-object-resource/{jndi/foo}
>
> @Path("admin-object-resource/{name}")
> public void someMethod(@PathParam("name") String name) { ... }
>
> I would expect name to equal "{jndi/foo}" just as desired (but have
> to admit I haven't (yet) tried it myself).
>
>> And '{' and '}' are not legal characters in URIs so they would
>> need to be percent encoded.
>
> Not quite: '{' and '}' are just "unsafe" characters,
They are disallowed in the URI syntax:
http://greenbytes.de/tech/webdav/rfc2396.html#rfc.section.2.4.3
Paul.
> which means they "present the possibility of being misunderstood
> within URLs for various reasons." There is only a soft requirement
> that such characters "should" be encoded, but in my interpretation
> (and from past experience - but with a plain HttpURLConnection
> client and a server evaluating URL parameters "by hand"), you are
> not forced to do so.
>
> As every other character which (IMHO) makes sense (including double
> quotes) is also at least "unsafe" (if not strictly forbidden) for
> URLs, one could only opt for an exclamation mark '!' - which would
> make it look like
>
> .../management/domain/resources/admin-object-resource/!jndi/foo!
>
> but then again exclamation marks seem pretty ugly to me...
>
> Conclusion: I myself would still opt for optional quoting of values
> by delimiters such as '{' and '}' in order to avoid any potential
> misunderstandings between values and resource paths.
>
> All other options:
>
> [1] .../management/domain/resources/admin-object-resource/jndi/foo
> [2] .../management/domain/resources/admin-object-resource/jndi%2Ffoo
> [3] .../management/domain/resources/admin-object-resource/jndi%252Ffoo
>
> IMHO are either ambiguous like [1], both ambiguous and ugly like [2]
> or non-ambiguous but extremely ugly (and hard-to-explain!) like [3]...
>
> Just my 2 cents...
>
> Best regards,
>
> Andreas
>
> --
> Andreas Loew
> Senior Java Architect
> Sun Microsystems (Germany)
>
>
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