@Lee Dohm: Thanks for advice. i think I mow have this working in a
very basic form which will be extended later to make it a scheduled
job.

On Jun 29, 11:20 pm, Lee Dohm <[email protected]> wrote:
> The Chart API is simply a mechanism whereby one can submit an HTTP GET or
> POST request and receive an image file in return.  This can be done by a web
> page on a hit-by-hit basis via an HTML img tag, though as you pointed out,
> this is rather wasteful.  I am not familiar with Java servlets or JSPs, but
> from my understanding, one should be able to write a component to be called
> on a schedule, retrieve a set of images and store them in a database or
> filesystem for cached display by webpages.
>
> I'm doing exactly that for the Android application I'm working on, though
> not on a schedule, but when the data the chart is meant to display is
> updated.  I then only get a new chart when the data changes.
>
>
>
> On Tue, Jun 29, 2010 at 10:45 AM, MartinOShea <[email protected]> wrote:
> > Hello
>
> > As I understand it, the Chart API uses HTTP POST or GET requests to
> > generate images in real time in web pages using IMAGE tags. However,
> > is it possible to use the API in such a way that the images are
> > generated by a scheduled program running on a server at regular
> > intervals?
>
> > In my case, the images would be stored in a MySQL database and would
> > represent recently created datasets. The images would later be
> > displayed on a home page when somebody visited the site. What I'm
> > trying to do is avoid numerous possibly identical requests whenever
> > the home page is visited.
>
> > The site will be made up of Java servlets and JSPs running under
> > Apache Tomcat.
>
> > Thanks
>
> > Martin O'Shea.
>
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