Do you really need to use tomcat to do this? Maybe you should take a
step back and rethink what your trying to achieve.
On Nov 29, 2007 10:14 AM, Yair Ben-Meir <[EMAIL PROTECTED]> wrote:
> Let me try another scenario: let say that the generated text for the "out"
> is not one iamge, but some number between 0 and 5. the correct number of
> images will be clear only after the execution of the thread. In this case, I
> do want to continue with the JSP and write to the "out" later on.
> The only think I thought of was to write something like "{1}" (instead of
> tag) and when the page is over it will replace "{1}" with the right code
> from the thread. This will require me to get the generated page from the JSP
> and manipulate it after Jasper has finished with it.
> Any better way to do it?
>
> -----Original Message-----
> From: Christopher Schultz [mailto:[EMAIL PROTECTED]
> Sent: Wednesday, November 28, 2007 7:04 PM
> To: Tomcat Users List
> Subject: Re: multithreaded with taglibs
>
>
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>
> Yair,
>
> Yair Ben-Meir wrote:
> > This solution is good but we must write to the out of the jsp before the
> > thread is running (we bypass this because the thread will write to a
> > pre-decided file name). is there another way to do it, without writing to
> > the out?
>
> I'm not sure I understand what you mean. Are you asking how to continue
> evaluating the JSP while the image is being generated? Easy. Create a
> class like this:
>
> public class ParallelImageGenerator
> {
> public ParallelImageGenerator() { ... }
>
> public String getGeneratedFilename() { ... }
>
> public void start() { ... }
> public void wait() { ... }
> }
>
> Then, from your tagStart method in your custom tag library, do something
> like this:
>
> pig = new ParallelImageGenerator();
> pig.start();
>
> jspOut.print("<img src=\"" + pig.getGeneratedFilename() + "\" />");
>
> // Register the 'pig' object somewhere so you can go back and "wait"
> // on all of the image generators.
>
> - -chris
>
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