Common/Listener/AbstractNotifyListener.php
protected function notify($type, $resource)
    {
        // Create
        $notify = $this->builder->create($type, $resource);

        // Build
        if (!$this->builder->build($notify)) {
            return;
        }

        // Enqueue
        $this->queue->add($notify);
    }
protected function notify($type, $resource)
    {
        // Create
        $notify = $this->builder->create($type, $resource);

        // Build
        if (!$this->builder->build($notify)) {
            return;
        }

        // Enqueue
        $this->queue->add($notify);
    }
Creates, build and enqueue a notify instance.

@param string $type
@param object $resource