Li, Jun wrote:
> Actually I realized this doesn't buy us anything.
> Currently we just need call a static method call with id as parameter
> whenever we need the object.
> It really will be nice if we can inject the object to the needed methods
> like @HeaderParam.
>
You can do that with InjectableProvider. See previous emails on the list:
http://markmail.org/search/?q=list%3Anet.java.dev.jersey.users+InjectableProvider#query:list%3Anet.java.dev.jersey.users%20InjectableProvider%20order%3Adate-backward+page:1+state:facets
Paul.
> TIA,
> Jun
>
> -----Original Message-----
> From: Marc.Hadley_at_Sun.COM [mailto:Marc.Hadley_at_Sun.COM]
> Sent: Thursday, July 31, 2008 5:33 PM
> To: users_at_jersey.dev.java.net
> Subject: Re: [Jersey] Object injection
>
> On Jul 31, 2008, at 5:24 PM, Grazi, Victor wrote:
>
>> Is there any way to access the context directly via injection?
>> It would be great if we could have an annotation for assigning a
>> context property
>
> You can inject ServletConfig, ServletContext, HttpServletRequest and
> HttpServletResponse. So, e.g. if you want to get an object stored in the
> servlet request by a filter you can write something like:
>
> @Path(...)
> public class MyResource {
>
> public MyResource(@Context HttpServletRequest request) {
> Object o = request.getAttribute(...)
> ...
> }
>
> ...
> }
>
> HTH,
> Marc.
>
>> Thanks, Victor
>>
>> -----Original Message-----
>> From: Li, Jun
>> Sent: Thursday, July 31, 2008 5:19 PM
>> To: users_at_jersey.dev.java.net
>> Subject: RE: [Jersey] Object injection
>>
>> Great! We plan to create a resource base class for all the resources.
>> Thanks,
>>
>> Jun
>>
>> -----Original Message-----
>> From: Marc.Hadley_at_Sun.COM [mailto:Marc.Hadley_at_Sun.COM]
>> Sent: Thursday, July 31, 2008 5:00 PM
>> To: users_at_jersey.dev.java.net
>> Subject: Re: [Jersey] Object injection
>>
>> Assuming you are using Servlets and the default per-request resource
>> class lifecycle, then the filter could put the object in the servlet
>> context and the resource class could extract it in its constructor.
>>
>> Marc.
>>
>> On Jul 31, 2008, at 3:47 PM, Li, Jun wrote:
>>
>>> Hi,
>>>
>>> I just wondering if there is a way to inject a object for all the
>>> GET/PUT/POST/DELETE methods.
>>> Basically, I have a session filter which extracts an id in the
>>> header,
>>> then I construct a object based on the id.
>>> And I'd like to pass the object to all the methods in the resources,
>>> so I don't need to have the exactly same code (although it is just
>>> one
>>> line) in each methods.
>>>
>>> Any suggestion?
>>>
>>> Thanks,
>>> Jun
>>>
>>>
>>> =
>>> =
>>> =
>>> =
>>> =
>>> =
>>> =
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>>>
>> ---
>> Marc Hadley <marc.hadley at sun.com>
>> CTO Office, Sun Microsystems.
>>
>>
>>
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>
> ---
> Marc Hadley <marc.hadley at sun.com>
> CTO Office, Sun Microsystems.
>
>
>
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