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- <?php
- /*
- * This file is part of the Symfony package.
- *
- * (c) Fabien Potencier <fabien@symfony.com>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
- namespace Symfony\Component\Form;
- /**
- * Writes and reads values to/from an object or array bound to a form.
- *
- * @author Yonel Ceruto <yonelceruto@gmail.com>
- */
- interface DataAccessorInterface
- {
- /**
- * Returns the value at the end of the property of the object graph.
- *
- * @param object|array $viewData The view data of the compound form
- * @param FormInterface $form The {@link FormInterface()} instance to check
- *
- * @return mixed The value at the end of the property
- *
- * @throws Exception\AccessException If unable to read from the given form data
- */
- public function getValue($viewData, FormInterface $form);
- /**
- * Sets the value at the end of the property of the object graph.
- *
- * @param object|array $viewData The view data of the compound form
- * @param mixed $value The value to set at the end of the object graph
- * @param FormInterface $form The {@link FormInterface()} instance to check
- *
- * @throws Exception\AccessException If unable to write the given value
- */
- public function setValue(&$viewData, $value, FormInterface $form): void;
- /**
- * Returns whether a value can be read from an object graph.
- *
- * Whenever this method returns true, {@link getValue()} is guaranteed not
- * to throw an exception when called with the same arguments.
- *
- * @param object|array $viewData The view data of the compound form
- * @param FormInterface $form The {@link FormInterface()} instance to check
- *
- * @return bool Whether the value can be read
- */
- public function isReadable($viewData, FormInterface $form): bool;
- /**
- * Returns whether a value can be written at a given object graph.
- *
- * Whenever this method returns true, {@link setValue()} is guaranteed not
- * to throw an exception when called with the same arguments.
- *
- * @param object|array $viewData The view data of the compound form
- * @param FormInterface $form The {@link FormInterface()} instance to check
- *
- * @return bool Whether the value can be set
- */
- public function isWritable($viewData, FormInterface $form): bool;
- }
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