DoctrineExtensions/lib/Gedmo/Tree/Mapping/Annotations.php

<?php

namespace Gedmo\Tree\Mapping;

use Doctrine\Common\Annotations\Annotation;

/**
 * These are Tree extension annotations which should be used
 * on proper Tree Node Entity to activate the Tree listener
 * 
 * @author Gediminas Morkevicius <gediminas.morkevicius@gmail.com>
 * @package Gedmo.Tree.Mapping
 * @subpackage Annotations
 * @link http://www.gediminasm.org
 * @license MIT License (http://www.opensource.org/licenses/mit-license.php)
 */

final class Tree extends Annotation
{
    public $type = 'nested';
}

final class TreeLeft extends Annotation {}
final class TreeRight extends Annotation {}
final class TreeParent extends Annotation {}
final class TreeLevel extends Annotation {}
final class TreeRoot extends Annotation {}
final class TreeClosure extends Annotation
{
    public $class; 
}