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From Lionel Farbos <lionel.far...@free.fr>
Subject Re: stop context properly
Date Thu, 10 Feb 2005 10:01:39 GMT
No response, so nobody knows how to ?...
Perhaps this feature doesn't exist in TC4.1?...

Is this feature (stop context without interrupt running threads) available in TC5.0 or TC5.5
?




On Wed, 9 Feb 2005 19:36:50 +0100
Lionel Farbos <lionel.farbos@free.fr> wrote:

> Hi all,
> 
> I work with Tomcat 4.1.31, with the Manager, and 
> I search how to stop a context without interrupting its running threads ?
> 
> When I test a stop on my Context (/testServlet), 
> I see a log like this :
> 
> 2005-02-08 17:37:16 HTMLManager: stop: Stopping web application at '/testServlet'
> 2005-02-08 17:37:16 StandardHost[localhost]: standardHost.stop /testServlet
> 2005-02-08 17:37:16 StandardWrapper[/testServlet:Fille4Servlet]: Waiting for 1 instance(s)
to be deallocated
> 2005-02-08 17:37:17 Fille4Servlet: destroy deFille4Servlet==>0
> 
> And all the servlets in my Context are deleted.
> 
> So, 
> - If my servlet had already send datas on the response outputstream, I have a 200 HTTP
response with a truncated response,
> - If my servlet had not send datas before, I can have a 500 HTTP response with NullPointerException,
XML11Configuration not found, ...
> - If I try something like that :
> public void doGet(HttpServletRequest req, HttpServletResponse res) throws ServletException,
IOException {
>   PrintWriter out = res.getWriter();
>   try  {
> ...
>   } catch (Exception e)
>     {
>       out.println( "exception "+e+" in this servlet, so bad result!!!" );
>     }
>   }
> I have an Exception on the out.println line :-(
> 
> 
> So,
> - is there a configuration parameter, in Tomcat, that let the running threads of a Context
to finish before stopping them ?
> - if not, how to return a correctly response to the HTTP request client ?
> 
> Thanks in advance for your ideas.
> 
> 
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