On Mar 19, 2009, at 11:59 AM, cn_at_cn-consult.dk wrote:
> This is now logged as Issue #244.
>
> https://jersey.dev.java.net/issues/show_bug.cgi?id=244
>
Thanks!
Paul.
> /Claus
>
>> Hi Claus,
>>
>> I think you have found an issue. More details follow.
>>
>> The following resource works correctly for me:
>>
>> @Path("/helloworld")
>> public class HelloWorldResource {
>>
>> @HEAD
>> @Produces({MediaType.TEXT_PLAIN, MediaType.TEXT_HTML})
>> public void head() {
>> System.out.println("XXXXXX HEAD");
>> }
>>
>> // The Java method will process HTTP GET requests
>> @GET
>> // The Java method will produce content identified by the MIME
>> Media
>> // type "text/plain"
>> @Produces({MediaType.TEXT_PLAIN, MediaType.TEXT_HTML})
>> public String getClichedMessage() {
>> // Return some cliched textual content
>> return "Hello World";
>> }
>> }
>>
>>
>> But the following does not:
>>
>> @Path("/helloworld")
>> public class HelloWorldResource {
>>
>> @HEAD
>> @Produces({MediaType.TEXT_PLAIN, MediaType.TEXT_HTML})
>> public void head() {
>> System.out.println("XXXXXX HEAD");
>> }
>>
>> // The Java method will process HTTP GET requests
>> @GET
>> // The Java method will produce content identified by the MIME
>> Media
>> // type "text/plain"
>> @Produces({MediaType.TEXT_PLAIN})
>> public String getClichedMessage() {
>> // Return some cliched textual content
>> return "Hello World";
>> }
>> }
>>
>> The head method only gets called when the media type is "text.html"
>>
>> I think there are two issues:
>>
>> 1) The automatic HEAD support is enabled for the GET method in the
>> above failing case.
>> We need to check if an explicit HEAD method is implemented and
>> then check the intersection
>> of the produced media types with the GET. An implicit HEAD
>> method is require for the non-intersecting set.
>>
>> 2) The automatic HEAD implementation should return a 204 and not a
>> 200.
>>
>> Could you log an issue?
>>
>> Thanks,
>> Paul.
>>
>>
>> On Mar 19, 2009, at 8:41 AM, cn_at_cn-consult.dk wrote:
>>
>>> Hi.
>>>
>>> After reading thr JAX-RS spec I had the impression that this:
>>>
>>> @HEAD
>>> @Produces({MediaType.TEXT_PLAIN, MediaType.TEXT_HTML})
>>> public void head() {
>>> }
>>>
>>> should ensure that all "head" requests with mediatype "text/plain"
>>> or
>>> "text/html" recieves an 204 respons.
>>>
>>> Jersey seems to diasagree. If i only specify one MediaType, like
>>> this:
>>>
>>> @HEAD
>>> @Produces(MediaType.TEXT_PLAIN)
>>> public void head() {
>>> }
>>>
>>> I do get an 204 response for "text/plain" head requests, but
>>> shouldn't
>>> @Produces support specifying more than one MediaType?
>>>
>>> Best regards
>>> Claus Nielsen
>>>
>>>
>>>
>>>
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>>
>>
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