1<?php
2/**
3 * A grouped query element.
4 *
5 * PHP version 5
6 *
7 * @category Kolab
8 * @package  Kolab_Server
9 * @author   Gunnar Wrobel <wrobel@pardus.de>
10 * @license  http://www.horde.org/licenses/lgpl21 LGPL 2.1
11 * @link     http://pear.horde.org/index.php?package=Kolab_Server
12 */
13
14/**
15 * A grouped query element.
16 *
17 * Copyright 2008-2016 Horde LLC (http://www.horde.org/)
18 *
19 * See the enclosed file COPYING for license information (LGPL). If you
20 * did not receive this file, see http://www.horde.org/licenses/lgpl21.
21 *
22 * @category Kolab
23 * @package  Kolab_Server
24 * @author   Gunnar Wrobel <wrobel@pardus.de>
25 * @license  http://www.horde.org/licenses/lgpl21 LGPL 2.1
26 * @link     http://pear.horde.org/index.php?package=Kolab_Server
27 */
28abstract class Horde_Kolab_Server_Query_Element_Group
29implements Horde_Kolab_Server_Query_Element_Interface
30{
31    /**
32     * The group elements.
33     *
34     * @var array
35     */
36    protected $_elements;
37
38    /**
39     * Constructor.
40     *
41     * @param array $elements The group elements.
42     */
43    public function __construct(array $elements)
44    {
45        $this->_elements = $elements;
46    }
47
48    /**
49     * Return the query element name.
50     *
51     * This should never be called for group elements.
52     *
53     * @return string The name of the query element.
54     */
55    public function getName()
56    {
57        throw new Horde_Kolab_Server_Exception('Not supported!');
58    }
59
60    /**
61     * Return the value of this element.
62     *
63     * This should never be called for group elements.
64     *
65     * @return mixed The query value.
66     */
67    public function getValue()
68    {
69        throw new Horde_Kolab_Server_Exception('Not supported!');
70    }
71
72    /**
73     * Return the elements of this group.
74     *
75     * @return mixed The group elements.
76     */
77    public function getElements()
78    {
79        return $this->_elements;
80    }
81}