Online PHP editor | refs for NmkU7

<?php abstract class DefaultPersistenceProvider { public function __construct() {} /** * Returns a persistence provider using the provided persistence method. * Currently, "XML" is the only supported method. * * @param string $method * @throws Exception * @return DefaultPersistenceProvider */ public static function getByMethod($method) { switch ($method) { case 'XML': return 'xml'; default: throw new Exception('No default persistence provider for method ' . $method . ' is known to exist.'); } } } //another file $pp = DefaultPersistenceProvider::getByMethod('XML'); var_dump($pp);