Chris@0: <?php
Chris@0: 
Chris@0: /*
Chris@0:  * This file is part of the Symfony package.
Chris@0:  *
Chris@0:  * (c) Fabien Potencier <fabien@symfony.com>
Chris@0:  *
Chris@0:  * For the full copyright and license information, please view the LICENSE
Chris@0:  * file that was distributed with this source code.
Chris@0:  */
Chris@0: 
Chris@0: namespace Symfony\Component\DependencyInjection\ParameterBag;
Chris@0: 
Chris@0: use Symfony\Component\DependencyInjection\Exception\LogicException;
Chris@0: 
Chris@0: /**
Chris@0:  * Holds read-only parameters.
Chris@0:  *
Chris@0:  * @author Fabien Potencier <fabien@symfony.com>
Chris@0:  */
Chris@0: class FrozenParameterBag extends ParameterBag
Chris@0: {
Chris@0:     /**
Chris@0:      * For performance reasons, the constructor assumes that
Chris@0:      * all keys are already lowercased.
Chris@0:      *
Chris@0:      * This is always the case when used internally.
Chris@0:      *
Chris@0:      * @param array $parameters An array of parameters
Chris@0:      */
Chris@17:     public function __construct(array $parameters = [])
Chris@0:     {
Chris@0:         $this->parameters = $parameters;
Chris@0:         $this->resolved = true;
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * {@inheritdoc}
Chris@0:      */
Chris@0:     public function clear()
Chris@0:     {
Chris@0:         throw new LogicException('Impossible to call clear() on a frozen ParameterBag.');
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * {@inheritdoc}
Chris@0:      */
Chris@0:     public function add(array $parameters)
Chris@0:     {
Chris@0:         throw new LogicException('Impossible to call add() on a frozen ParameterBag.');
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * {@inheritdoc}
Chris@0:      */
Chris@0:     public function set($name, $value)
Chris@0:     {
Chris@0:         throw new LogicException('Impossible to call set() on a frozen ParameterBag.');
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * {@inheritdoc}
Chris@0:      */
Chris@0:     public function remove($name)
Chris@0:     {
Chris@0:         throw new LogicException('Impossible to call remove() on a frozen ParameterBag.');
Chris@0:     }
Chris@0: }