1: <?php
2: /**
3: * CakePHP(tm) : Rapid Development Framework (https://cakephp.org)
4: * Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
5: *
6: * Licensed under The MIT License
7: * For full copyright and license information, please see the LICENSE.txt
8: * Redistributions of files must retain the above copyright notice.
9: *
10: * @copyright Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
11: * @link https://cakephp.org CakePHP(tm) Project
12: * @since 3.0.0
13: * @license https://opensource.org/licenses/mit-license.php MIT License
14: */
15: namespace Cake\Database\Expression;
16:
17: /**
18: * Describes a getter and a setter for the a field property. Useful for expressions
19: * that contain an identifier to compare against.
20: */
21: interface FieldInterface
22: {
23:
24: /**
25: * Sets the field name
26: *
27: * @param string|\Cake\Database\ExpressionInterface $field The field to compare with.
28: * @return void
29: */
30: public function setField($field);
31:
32: /**
33: * Returns the field name
34: *
35: * @return string|\Cake\Database\ExpressionInterface
36: */
37: public function getField();
38: }
39: