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From Reynir Hubner <rey...@hugsmidjan.is>
Subject Re: tomcat and wbs
Date Wed, 16 Nov 2005 16:08:27 GMT
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Hi,
I'm not really an axis specialist, so I guess you might want either post
a new topic on this list, or post a question onto the axis-user list.



regards,
- -reynir


Michael Niemaz wrote:
> Hi and thanx again.
> I played a lot with the listener and also the <servlet> tag.
> Both lead me to this question:
> Is Axis keeping a reference of the according web service that I could
> reach?
> The reason is I can't instanciate 'yourService' from the listener
> because obscur reasons ;-)
> So I wonder if there was a getWebService/getServlet method, which
> obviously I did not find, or a kind of workaround to achieve the same goal?
> 
> Thanx,
> 
> --mike
> 
> Reynir Hubner wrote:
> 
> hi,
> you need to insert something like this :
> <listener>
>     <listener-class>
>     com.your.package.YourContextListener
>     </listener-class>
> </listener>
> 
> your servlet class might look something like this :
> import javax.servlet.*;
> 
> public final class MyContextListener implements ServletContextListener
> {
>    private ServletContext context = null;
>    public void contextInitialized(ServletContextEvent event) {
>        this.context = event.getServletContext();
>     yourService.start();
>    }
>    public void contextDestroyed(ServletContextEvent event) {
>        this.context = null;
>     yourService.stop();
>    }
> }
> 
> 
> hope it helps
> -reynir
> 
> 
> 
> 
> 
> Michael Niemaz wrote:
>  
> 
>>>> Thanx Reynir, it helps ... although I wouldn't mind if you could give me
>>>> more details ;-)
>>>> I have many web services that are initialised only when invoked the
>>>> first time.
>>>> I must admit that this init part looks a bit confused to me.
>>>> Any example based on servlet or singleton would be very much appreciated
>>>> ;-)
>>>>
>>>> Thanx,
>>>>
>>>> --mike
>>>>
>>>> Reynir Hubner wrote:
>>>>
>>>> there are several implementations of webservices available. the one most
>>>> successfull is axis from apache, you should read all about it on the
>>>> axis website..
>>>> http://ws.apache.org/axis/
>>>>
>>>> of course it dependes on what you are going to do, but starting some
>>>> service at application-startup can be done via web.xml (of your
>>>> application) either by a custom listener or servlet loading up your
>>>> service, sometimes done by using a singleton.
>>>>
>>>> hope it helps
>>>> -reynir
>>>>
>>>>
>>>> Michael Niemaz wrote:
>>>>
>>>>
>>>>   
>>>>
>>>>>>> Hi all,
>>>>>>>  Could someone explain me or point me to an explanation of how
tomcat
>>>>>>> initialize web services? I'd like to initialize them automatically
at
>>>>>>> tomcat start-up instead of just before their invocation.
>>>>>>>
>>>>>>> Thanx,
>>>>>>>
>>>>>>> --mike
>>>>>>>
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>>>>>>>
>>>>>>>
>>>>>>>  
>>>>>>>         
> 
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>  
> 
>>>>>     
> 
> 
>  
> 
> 
>  
> 
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>>>>   
> 
> 
> 
>>
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>>
>>

>>

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