<?php

/*

 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT

 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR

 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT

 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

 *

 * This software consists of voluntary contributions made by many individuals

 * and is licensed under the LGPL. For more information, see

 * <http://www.doctrine-project.org>.

*/

namespace Doctrine\DBAL\Migrations;

/**

 * Class for Migrations specific exceptions

 *

 * @license     http://www.opensource.org/licenses/lgpl-license.php LGPL

 * @link        www.doctrine-project.org

 * @since       2.0

 * @author      Jonathan H. Wage <jonwage@gmail.com>

 */

class MigrationException extends \Exception

{

    public static function migrationsNamespaceRequired()

    {

        return new self('Migrations namespace must be configured in order to use Doctrine migrations.', 2);

    }

    public static function migrationsDirectoryRequired()

    {

        return new self('Migrations directory must be configured in order to use Doctrine migrations.', 3);

    }

    public static function noMigrationsToExecute()

    {

        return new self('Could not find any migrations to execute.', 4);

    }

    public static function unknownMigrationVersion($version)

    {

        return new self(sprintf('Could not find migration version %s', $version), 5);

    }

    public static function alreadyAtVersion($version)

    {

        return new self(sprintf('Database is already at version %s', $version), 6);

    }

    public static function duplicateMigrationVersion($version, $class)

    {

        return new self(sprintf('Migration version %s already registered with class %s', $version, $class), 7);

    }

    public static function configurationFileAlreadyLoaded()

    {

        return new self(sprintf('Migrations configuration file already loaded'), 8);

    }

}