I am using JBOSS ESB 4.5. I have a requirement to use

          <schedule-provider name="schedule">
            <cron-schedule scheduleid="cron-trigger" cronExpression="0 0 0 * * ?" />
        </schedule-provider>
The cronexpression is static. Now I need a way of setting cronExpression dynamically say reading from a database.

Any suggestions are welcome.

Thanks
Sreeni