<?php

/**
 * Part of the Joomla Framework Event Package
 *
 * @copyright  Copyright (C) 2005 - 2021 Open Source Matters, Inc. All rights reserved.
 * @license    GNU General Public License version 2 or later; see LICENSE
 */

namespace Joomla\Event;

/**
 * Interface for event subscribers.
 *
 * @since  2.0.0
 */
interface SubscriberInterface
{
    /**
     * Returns an array of events this subscriber will listen to.
     *
     * The array keys are event names and the value can be:
     *
     *  - The method name to call (priority defaults to 0)
     *  - An array composed of the method name to call and the priority
     *
     * For instance:
     *
     *  * array('eventName' => 'methodName')
     *  * array('eventName' => array('methodName', $priority))
     *
     * @return  array
     *
     * @since   2.0.0
     */
    public static function getSubscribedEvents(): array;
}