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1 | <?php |
2 | ||
3 | /* | |
4 | * This file is part of the Symfony package. | |
5 | * | |
6 | * (c) Fabien Potencier <fabien@symfony.com> | |
7 | * | |
8 | * For the full copyright and license information, please view the LICENSE | |
9 | * file that was distributed with this source code. | |
10 | */ | |
11 | ||
12 | namespace Symfony\Component\Form; | |
13 | ||
14 | /** | |
15 | * Reverses a transformer | |
16 | * | |
17 | * When the transform() method is called, the reversed transformer's | |
18 | * reverseTransform() method is called and vice versa. | |
19 | * | |
20 | * @author Bernhard Schussek <bschussek@gmail.com> | |
21 | */ | |
22 | class ReversedTransformer implements DataTransformerInterface | |
23 | { | |
24 | /** | |
25 | * The reversed transformer | |
26 | * @var DataTransformerInterface | |
27 | */ | |
28 | protected $reversedTransformer; | |
29 | ||
30 | /** | |
31 | * Reverses this transformer | |
32 | * | |
33 | * @param DataTransformerInterface $reversedTransformer | |
34 | */ | |
35 | public function __construct(DataTransformerInterface $reversedTransformer) | |
36 | { | |
37 | $this->reversedTransformer = $reversedTransformer; | |
38 | } | |
39 | ||
40 | /** | |
41 | * {@inheritDoc} | |
42 | */ | |
43 | public function transform($value) | |
44 | { | |
45 | return $this->reversedTransformer->reverseTransform($value); | |
46 | } | |
47 | ||
48 | /** | |
49 | * {@inheritDoc} | |
50 | */ | |
51 | public function reverseTransform($value) | |
52 | { | |
53 | return $this->reversedTransformer->transform($value); | |
54 | } | |
55 | } |