ent/Trigger.html" title="interface in jakarta.enterprise.concurrent">Trigger</a></div>
<div class="col-last even-row-color all-classes-table all-classes-table-tab1">
<div class="block">Triggers allow application developers to plug in rules for when
 and how often a task should run.</div>
</div>
<div class="col-first odd-row-color all-classes-table all-classes-table-tab1"><a href="jakarta.concurrency/jakarta/enterprise/concurrent/ZonedTrigger.html" title="interface in jakarta.enterprise.concurrent">ZonedTrig