running! a servlet at tomcat startup 2007-11-05 - By Johnny Kewl
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-- -- Original Message -- --
From: "Johnny Kewl" <john@(protected)>
To: "Tomcat Users List" <users@(protected)>
Sent: Monday, November 05, 2007 12:18 PM
Subject: Re: running! a servlet at tomcat startup
>
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> HARBOR: http://coolharbor.100free.com/index.htm
> Now Tomcat is also a cool pojo application server
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> -- -- Original Message -- --
> From: "loredana loredana" <loredana888888@(protected)>
> To: "Tomcat Users List" <users@(protected)>
> Sent: Monday, November 05, 2007 11:48 AM
> Subject: Re: running! a servlet at tomcat startup
>
>
> thanks for the response johnny. That's probably the only way it can be
> done.. Unfortunatelly for me, I need variables like
> request.getContextPath() and from init() method i can't "retrieve" those
> values. 10x a lot anyway.
> ===================================
> Ah, I see now...
> Yes parsing context.xml is too much hassle..
>
> Heres an idea...
> When someone drops a WAR in, the context always takes on the webapp name.
> ie for most apps... webapp name = context
> So try this...
> ServletContext context = getServletContext();
> String sWebBase = context.getRealPath("/");
MEL just told me that context.getServletContextName()
is easier ;)
>
> Than last folder is the context name...
> Some String parsing and you got it ;)
>
> Good luck
>
> ===================================
>
>
>
> -- -- Original Message ----
> From: Johnny Kewl <john@(protected)>
> To: Tomcat Users List <users@(protected)>
> Sent: Monday, November 5, 2007 10:58:54 AM
> Subject: Re: running! a servlet at tomcat startup
>
>
>
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> HARBOR: http://coolharbor.100free.com/index.htm
> Now Tomcat is also a cool pojo application server
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> -- -- Original Message -- --
> From: "loredana loredana" <loredana888888@(protected)>
> To: <users@(protected)>
> Sent: Monday, November 05, 2007 10:32 AM
> Subject: running! a servlet at tomcat startup
>
>
> This issue is a classic one already I think. I've googled it and
> haven't
> found anything that could help solving this problem. I'm probably not
> the
> one to think about this but...if you would add the
> <load-on-startup>1</load-on-startup> to a servlet, and from the init()
> method you would somehow try to call the doGet() method, wouldn't that
> do
> it? wouldn't that run the servlet at startup? did anybody try this
> already?
> I am trying to do this but I'm having some problem creating
> HttpServletRequest and Response objects so I can call doGet(). So if
> anyone
> did this already, pls let me know how this issue can be fixed! 10x a
> lot!
> =======================
> Hi loredana,
> Not sure if you asking or answering ;)
>
> Yes, <load-on-startup> and then do stuff in the INIT method.
> No, why try call doGet().... just init the functions that need initing,
> like
> the dBPool, or image processing.
> The doGet implies you want to return info to a browser.... there isnt
> one?
> The Init method runs just once.... thats the idea.
> <load-on-startup> just lets you get the INIT out of the way, otherwise
> it
> will happen on the first browser request, and if it takes a long time
> the
> browser will seem very slow to the user... but that only happens once
> anyway.
> ????????
> ========================
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