3 * @copyright Copyright (C) 2010-2021, the Friendica project
5 * @license GNU AGPL version 3 or any later version
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU Affero General Public License as
9 * published by the Free Software Foundation, either version 3 of the
10 * License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU Affero General Public License for more details.
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <https://www.gnu.org/licenses/>.
22 namespace Friendica\Core\Storage\Capability;
24 use Friendica\Core\Storage\Exception\ReferenceStorageException;
25 use Friendica\Core\Storage\Exception\StorageException;
28 * Interface for basic storage backends
30 interface ICanReadFromStorage
33 * Get data from backend
35 * @param string $reference Data reference
39 * @throws StorageException in case there's an unexpected error
40 * @throws ReferenceStorageException in case the reference doesn't exist
42 public function get(string $reference): string;
45 * The name of the backend
49 public function __toString(): string;
52 * The name of the backend
56 public static function getName(): string;