From: Shing Wai Chan <shing.wai.chan_at_oracle.com>
Date: Thu, 16 Feb 2017 23:02:54 -0800

I have already answered the same question in users alias.

Here is the content of the email:
> Per EG discussion, the NoOpPushBuilder is removed. HttpServletReequest.getPushBuilder() returns null now if the operation is not supported.
> For GlassFish, there is an issue for push implementation, https://java.net/jira/browse/GLASSFISH-21664 <https://java.net/jira/browse/GLASSFISH-21664>
> It is in progress now.

Thanks.
      Shing Wai Chan

> On Feb 16, 2017, at 2:53 PM, Rahman USTA <rahman.usta.88_at_gmail.com> wrote:
>
> Hello dear experts,
>
> I want to test Push API that comes with the Servlet 4. I see there is a NoOpPushBuilder which does no Op in GlassFish source code. So, could I learn what is the plan for PushBuilder api's implementation?
>
> Thanks