dev@grizzly.java.net

Re: servletadapter.start hides exceptions

From: Jeanfrancois Arcand <Jeanfrancois.Arcand_at_Sun.COM>
Date: Wed, 28 Jan 2009 15:09:49 -0500

Salut,

Hubert Iwaniuk wrote:
> Hi,
> Comment inline
>
> On Wed, Jan 28, 2009 at 8:43 PM, Jeanfrancois Arcand
> <Jeanfrancois.Arcand_at_sun.com <mailto:Jeanfrancois.Arcand_at_sun.com>> wrote:
>
> Salut,
>
>
> gustav trede wrote:
>
> hell,
>
> servletadapter.start() hides exceptions.
>
> If the servlet.init or so fails , httpservice.registerServlet
> should be able to detect it and abort the servlet registration ,
> leaving the alias free to use instead of locked by an invalid
> servlet ?
>
>
> I agree we need to fix that. I would change two things:
>
> (1) Throw a RuntmeException instead of just logging the exception.
>
>
> HttpService when registering needs to throw ServletException if provided
> Servlet.init() throws it.

I see. The issue here is GrizzlyAdapter.start() cannoy have a reference
to ServletException. So either we add a new method to ServletAdapter
that does the same as start, but throw the exception or we redefine the
start as:

public void start() throws Exception

eurk :-) What do you think?

A+

-- Jeanfrancois

>
>
>
> (2) Make sure the GrizzlyWebServer/GrizzlyAdapterChain catch those
> exception and logs them and still be able to start other Adapter added.
>
> Thanks
>
> -- Jeanfrancois
>
>
>
>
> Either throwing the Throwable or returning a boolean status flag
> should work.
>
> whats your opinion ?
>
> --
> regards
> gustav trede
>
>
>
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