//tag::ref-doc[] = Time Source The time source will simply emit a String with the current time every so often. == Options The **$$time$$** $$source$$ has the following options: //tag::configuration-properties[group=false] $$spring.integration.poller.cron$$:: $$Cron expression for polling. Mutually exclusive with 'fixedDelay' and 'fixedRate'.$$ *($$String$$, default: `$$<none>$$`)* $$spring.integration.poller.fixed-delay$$:: $$Polling delay period. Mutually exclusive with 'cron' and 'fixedRate'.$$ *($$Duration$$, default: `$$<none>$$`)* $$spring.integration.poller.fixed-rate$$:: $$Polling rate period. Mutually exclusive with 'fixedDelay' and 'cron'.$$ *($$Duration$$, default: `$$<none>$$`)* $$spring.integration.poller.initial-delay$$:: $$Polling initial delay. Applied for 'fixedDelay' and 'fixedRate'; ignored for 'cron'.$$ *($$Duration$$, default: `$$<none>$$`)* $$spring.integration.poller.max-messages-per-poll$$:: $$Maximum number of messages to poll per polling cycle.$$ *($$Integer$$, default: `$$<none>$$`)* $$spring.integration.poller.receive-timeout$$:: $$How long to wait for messages on poll.$$ *($$Duration$$, default: `$$1s$$`)* $$time.date-format$$:: $$Format for the date value.$$ *($$String$$, default: `$$MM/dd/yy HH:mm:ss$$`)* //end::configuration-properties[] //end::ref-doc[]