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<?php
/**
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
* @ingroup Json
*/
namespace MediaWiki\Json;
use InvalidArgumentException;
/**
* Deserializes things from JSON.
*
* @since 1.36
* @package MediaWiki\Json
*/
interface JsonUnserializer {
/**
* Restore an instance of simple type or JsonUnserializable subclass
* from the JSON serialization. It supports passing array/object to
* allow manual decoding of the JSON string if needed.
*
* @note JSON objects are unconditionally unserialized as PHP associative
* arrays and not as instances of \stdClass.
*
* @param array|string|object $json
* @param string|null $expectedClass What class to expect in unserialization.
* If null, no expectation. Must be a descendant of JsonUnserializable.
* @throws InvalidArgumentException if the passed $json can't be unserialized.
* @return mixed
*/
public function unserialize( $json, string $expectedClass = null );
/**
* Helper to unserialize an array of JsonUnserializable instances or simple types.
* @param array $array
* @return array
*/
public function unserializeArray( array $array ) : array;
}
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