Richard, I think he is discussing a 2-step process. First the JSP pages are *generated* via some shell script, then they are *compiled* from the JSP source by Tomcat. that is why I suggested inverting it, having the JSPs fully formed, but have them pull config info as necessary.
Richard Mixon wrote: >Maybe I'm missing something, but if you re-generate the pages, and have >Tomcat in development mode, the new pages will automatically be re-compiled >the next time they are accessed. > >-----Original Message----- >From: Tom Potter [mailto:[EMAIL PROTECTED] >Sent: Thursday, July 13, 2006 7:59 AM >To: Tomcat Users List >Subject: Re: Run shell script when web application start/restart > >The reason for me choosing the first, messy solution was that this had to be >a quick fix, rewriting the logic in the JSP pages was out of the question >(and way above the allocated budget ;) ). > >Of course I had the shell scripts and configuration files so it seemed just >the right solution to use these tools in the startup process of the webapp. > >It seems that I can convince the cusomer to just run the shell scripts that >modify(actually generate) the JSP pages but then I face an other problem. >After generating and copying the JSP pages in the right place how can I tell >tomcat (from the shell script) to restart the application (or to recompile >the pages) ? > >Rgds >Thomas > >On 7/13/06, Avi Deitcher <[EMAIL PROTECTED]> wrote: > > >>I don't think so. You could, theoretically, have a context listener >>that then executes a shell script, but that is really messy, and the >>security manager probably won't even allow it. >> >>If I understand correctly, you want to have the following happen on >>context restart: >>- JSP pages get rebuilt from some macros or config files >> >>I can think of two ways to do this. The not-so-great way is to have a >>context listener read the config files and generate the pages. The >>problem is that I don't know when JSP pages are compiled by the Tomcat >>engine - before or after context listeners are invoked. I believe you >>can force a re-compilation of the JSP pages at that point, but I am >>not sure how. >> >>The much smarter way is to ask why your JSP pages need to be >>macro/dynamically generated. JSP includes enough logic tags. Why not >>refactor your JSP pages so that they read the configuration files and >>output the appropriate information? This would be much cleaner, and >>probably wouldn't even require context restart? >> >>Tom Potter wrote: >> >> >> >>>Jen, >>> >>>Just to make sure that we both talk about the same events : >>>I don't want to restart the whole tomcat, only one web application, >>>that is, by clicking on the start link(or restart) in on the admin page. >>>I don't see how your suggestion would help me... if I'm missing >>>something please make it clear to me... >>> >>>Rgds >>>Thomas >>> >>>On 7/13/06, Mead, Jennifer L - VSCM <[EMAIL PROTECTED]> wrote: >>> >>> >>> >>>>On my box the start and stop scripts are just that. .sh shell scripts. >>>>In your case I would just copy them to a save file and put in an >>>>execution string. The start scripts are in tomcat_home/bin. >>>> >>>>Jen >>>> >>>>-----Original Message----- >>>>From: Tom Potter [mailto:[EMAIL PROTECTED] >>>>Sent: Thursday, July 13, 2006 5:28 AM >>>>To: users@tomcat.apache.org >>>>Subject: Run shell script when web application start/restart >>>> >>>>The JSP pages in the Web application I install under Tomcat 4.1.30 >>>>are based on some configuration files the user wants to modify, >>>>thus I >>>> >>>> >>wrote >> >> >>>>a shell script to rebuild the JSP pages and repopulate the webapps >>>>folder. >>>> >>>>My question is that is there a way to hook up my shell script with >>>>the webapp start/stop proces so it would run at every startup, in >>>>other words the user would activate my script by restarting the >>>> >>>> >application ? > > >>>>Thanks >>>>Thomas >>>> >>>>------------------------------------------------------------------- >>>>-- To start a new topic, e-mail: users@tomcat.apache.org To >>>>unsubscribe, e-mail: [EMAIL PROTECTED] >>>>For additional commands, e-mail: [EMAIL PROTECTED] >>>> >>>> >>>> >>>> >>-- >>______________________________ >>Avi Deitcher >>[EMAIL PROTECTED] >> >> >> >>--------------------------------------------------------------------- >>To start a new topic, e-mail: users@tomcat.apache.org To unsubscribe, >>e-mail: [EMAIL PROTECTED] >>For additional commands, e-mail: [EMAIL PROTECTED] >> >> >> >> > > >--------------------------------------------------------------------- >To start a new topic, e-mail: users@tomcat.apache.org >To unsubscribe, e-mail: [EMAIL PROTECTED] >For additional commands, e-mail: [EMAIL PROTECTED] > > > -- ______________________________ Avi Deitcher [EMAIL PROTECTED]
