FileBackendStoreShardDirIterator.php
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FileBackendStoreShardDirIterator.php
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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 FileBackend
	*/

	namespace Wikimedia\FileBackend\FileIteration;

	use ArrayIterator;

	/**
	* Iterator for listing directories
	*/
	class FileBackendStoreShardDirIterator extends FileBackendStoreShardListIterator {
	protected function listFromShard( $container ) {
	$list = $this->backend->getDirectoryListInternal(
	$container, $this->directory, $this->params );
	if ( $list === null ) {
	return new ArrayIterator( [] );
	} else {
	// @phan-suppress-next-line PhanTypeMismatchReturnSuperType
	return is_array( $list ) ? new ArrayIterator( $list ) : $list;
	}
	}
	}

	/** @deprecated class alias since 1.43 */
	class_alias( FileBackendStoreShardDirIterator::class, 'FileBackendStoreShardDirIterator' );