nextcloud/lib/public/Migration/IMigrationStep.php

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<?php
/**
* @copyright Copyright (c) 2017 Joas Schilling <coding@schilljs.com>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
namespace OCP\Migration;
use Doctrine\DBAL\Schema\Schema;
/**
* @since 13.0.0
*/
interface IMigrationStep {
/**
* @param IOutput $output
* @param \Closure $schemaClosure The `\Closure` returns a `Schema`
* @param array $options
* @since 13.0.0
*/
public function preSchemaChange(IOutput $output, \Closure $schemaClosure, array $options);
/**
* @param IOutput $output
* @param \Closure $schemaClosure The `\Closure` returns a `Schema`
* @param array $options
* @return null|Schema
* @since 13.0.0
*/
public function changeSchema(IOutput $output, \Closure $schemaClosure, array $options);
/**
* @param IOutput $output
* @param \Closure $schemaClosure The `\Closure` returns a `Schema`
* @param array $options
* @since 13.0.0
*/
public function postSchemaChange(IOutput $output, \Closure $schemaClosure, array $options);
}