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<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <[email protected]>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\Security\Acl\Model;

/**
 * AclCache Interface
 *
 * @author Johannes M. Schmitt <[email protected]>
 */
interface AclCacheInterface
{
    /**
     * Removes an ACL from the cache
     *
     * @param string $primaryKey a serialized primary key
     */
    public function evictFromCacheById($primaryKey);

    /**
     * Removes an ACL from the cache
     *
     * The ACL which is returned, must reference the passed object identity.
     *
     * @param ObjectIdentityInterface $oid
     */
    public function evictFromCacheByIdentity(ObjectIdentityInterface $oid);

    /**
     * Retrieves an ACL for the given object identity primary key from the cache
     *
     * @param integer $primaryKey
     * @return AclInterface
     */
    public function getFromCacheById($primaryKey);

    /**
     * Retrieves an ACL for the given object identity from the cache
     *
     * @param ObjectIdentityInterface $oid
     * @return AclInterface
     */
    public function getFromCacheByIdentity(ObjectIdentityInterface $oid);

    /**
     * Stores a new ACL in the cache
     *
     * @param AclInterface $acl
     */
    public function putInCache(AclInterface $acl);

    /**
     * Removes all ACLs from the cache
     */
    public function clearCache();
}