On Thu, Nov 26, 2015 at 4:58 PM, Anton Hughes <[email protected]> wrote:

> Hello
>
> I am trying to use XWiki in a CORS fashion, that is, a javascript client
> calls pages in xwiki.
>
> This sometimes works, but I notice sometimes it doesnt. I havent found the
> reason why it doesnt always work.
>
> The error I get when it doesnt is:
>  The 'Access-Control-Allow-Origin' header contains multiple values '*, *',
> but only one is allowed. Origin 'http://localhost:8081' is therefore not
> allowed access.
>
> The relevant part of that error is about the multiple headers.
>
>

> In Chrome I can see that there are multiple same headers.

Is this correct?
>

I have it only once. Note that the Access-Control-Allow-Origin header is
set by SetHTTPHeaderFilter as specified in your web.xml file . See
https://github.com/xwiki/xwiki-platform/blob/master/xwiki-platform-core/xwiki-platform-web/src/main/webapp/WEB-INF/web.xml#L131
.


>
>
>    1. Access-Control-Allow-Origin:
>    *
>    2. Access-Control-Allow-Origin:
>    *
>    3. Cache-Control:
>    no-cache
>    4. Content-Language:
>    en
>    5. Content-Length:
>    765
>    6. Content-Script-Type:
>    text/javascript
>    7. Content-Type:
>    text/html; charset=UTF-8
>    8. Expires:
>    Wed, 31 Dec 1969 23:59:59 GMT
>    9. Pragma:
>    no-cache
>    10. Server:
>    Jetty(9.2.3.v20140905)
>    11. Set-Cookie:
>    JSESSIONID=8wg8mui7mis16hbozquntqg8;Path=/xwiki
>
>
> --
> Anton Hughes
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