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Re: [jetty-users] Supporting SSE with AsyncMiddleManServlet
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Hi,
On Mon, May 4, 2020 at 12:36 AM Lu Tahmazyan <ltahmazyan@xxxxxxxxxxxxx> wrote:
>
> Hello there,
> We are running a reverse proxy based on Jetty's AsyncMiddleManServlet. Lately, a new use case has emerged where a backend has a need to send out Server Side Events (SSE). There is this recommendation, https://github.com/eclipse/jetty.project/issues/3459, which is to add a flush call in ProxyServlet.onResponseContent(). However, this seems to be a bit of a problem for us since we are using/subclassing AsyncMiddleManServlet.
>
> Currently, we have it implemented in newServerResponseContentTransformer with Identity as the transformer, but this does not seem the right place to hook in the call for a flush.
>
> Where would you suggest we add the proposed flush call to support SSE in AsyncMiddleManServlet?
Please open an issue about this.
I'm not an SSE fan, TBH, and this seems a rather convoluted case.
Let's discuss the details in the issue.
--
Simone Bordet
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