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- 06.01.2017
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FrozenParameterBag.php
01 <?php
02
03 /*
04 * This file is part of the Symfony package.
05 *
06 * (c) Fabien Potencier <fabien@symfony.com>
07 *
08 * For the full copyright and license information, please view the LICENSE
09 * file that was distributed with this source code.
10 */
11
12 namespace Symfony\Component\DependencyInjection\ParameterBag;
13
14 use Symfony\Component\DependencyInjection\Exception\LogicException;
15
16 /**
17 * Holds read-only parameters.
18 *
19 * @author Fabien Potencier <fabien@symfony.com>
20 */
21 class FrozenParameterBag extends ParameterBag
22 {
23 /**
24 * For performance reasons, the constructor assumes that
25 * all keys are already lowercased.
26 *
27 * This is always the case when used internally.
28 *
29 * @param array $parameters An array of parameters
30 */
31 public function __construct(array $parameters = array())
32 {
33 $this->parameters = $parameters;
34 $this->resolved = true;
35 }
36
37 /**
38 * {@inheritdoc}
39 */
40 public function clear()
41 {
42 throw new LogicException('Impossible to call clear() on a frozen ParameterBag.');
43 }
44
45 /**
46 * {@inheritdoc}
47 */
48 public function add(array $parameters)
49 {
50 throw new LogicException('Impossible to call add() on a frozen ParameterBag.');
51 }
52
53 /**
54 * {@inheritdoc}
55 */
56 public function set($name, $value)
57 {
58 throw new LogicException('Impossible to call set() on a frozen ParameterBag.');
59 }
60
61 /**
62 * {@inheritdoc}
63 */
64 public function remove($name)
65 {
66 throw new LogicException('Impossible to call remove() on a frozen ParameterBag.');
67 }
68 }
69