Base::getEventNamePrefix

protected function getEventNamePrefix(): string;

public function __construct()
{
	$eventManager = EventManager::getInstance();
	$eventNamePrefix = $this->getEventNamePrefix();

	$eventManager->addEventHandler('crm', $eventNamePrefix . '::onAfterAdd', [$this, 'clearCache']);
	$eventManager->addEventHandler('crm', $eventNamePrefix . '::onAfterUpdate', [$this, 'clearCache']);
	$eventManager->addEventHandler('crm', $eventNamePrefix . '::onAfterDelete', [$this, 'clearCache']);
}