Exactly what I was looking for thanks!

On Sun, Nov 20, 2016 at 4:23 PM, Stuart Douglas <sdouglas@redhat.com> wrote:
You can use io.undertow.server.HttpServerExchange#addResponseCommitListener
and implement the ResponseCommitListener interface.


On Sun, Nov 20, 2016 at 8:24 AM, Bill O'Neil <bill@dartalley.com> wrote:
> Hello,
> I'm trying to make a handler that manages a request scoped sql transaction.
> Ideally it would be a middleware handler that opens the connection and
> starts the transaction and after the chain of handlers is finished it will
> commit the transaction. The issue I am facing is the browser can receive the
> data before the transaction is committed since the data is sent further down
> the chain.
> Is there some type of hook where I can commit / close the transaction before
> any data is sent? This should work fine in a blocking handler but an
> asynchronous one may have issues?
> My other thought is to make a Handler that expects some object to be
> returned. In this handler commit / close the connection as soon as the
> object is returned then send the data to the browser after. Would this be my
> best option?
> Thanks,
> Bill
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