/**
* Register a single migration version to be executed by a AbstractMigration
* class.
*
* @param string $version The version of the migration in the format YYYYMMDDHHMMSS.
* @param string $class The migration class to execute for the version.
*
* @return Version
*
* @throws MigrationException
*/
public function registerMigration($version, $class)
{
$version = (string) $version;
$class = (string) $class;
if (isset($this->migrations[$version])) {
throw MigrationException::duplicateMigrationVersion($version, get_class($this->migrations[$version]));
}
$version = new Version($this, $version, $class);
$this->migrations[$version->getVersion()] = $version;
ksort($this->migrations);
return $version;
}
