115 lines
4.4 KiB
PHP
115 lines
4.4 KiB
PHP
<?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\PropertyAccess;
|
|
|
|
/**
|
|
* Writes and reads values to/from an object/array graph.
|
|
*
|
|
* @author Bernhard Schussek <bschussek@gmail.com>
|
|
*/
|
|
interface PropertyAccessorInterface
|
|
{
|
|
/**
|
|
* Sets the value at the end of the property path of the object graph.
|
|
*
|
|
* Example:
|
|
*
|
|
* use Symfony\Component\PropertyAccess\PropertyAccess;
|
|
*
|
|
* $propertyAccessor = PropertyAccess::createPropertyAccessor();
|
|
*
|
|
* echo $propertyAccessor->setValue($object, 'child.name', 'Fabien');
|
|
* // equals echo $object->getChild()->setName('Fabien');
|
|
*
|
|
* This method first tries to find a public setter for each property in the
|
|
* path. The name of the setter must be the camel-cased property name
|
|
* prefixed with "set".
|
|
*
|
|
* If the setter does not exist, this method tries to find a public
|
|
* property. The value of the property is then changed.
|
|
*
|
|
* If neither is found, an exception is thrown.
|
|
*
|
|
* @param object|array $objectOrArray The object or array to modify
|
|
* @param string|PropertyPathInterface $propertyPath The property path to modify
|
|
* @param mixed $value The value to set at the end of the property path
|
|
*
|
|
* @throws Exception\InvalidArgumentException If the property path is invalid
|
|
* @throws Exception\AccessException If a property/index does not exist or is not public
|
|
* @throws Exception\UnexpectedTypeException If a value within the path is neither object nor array
|
|
*/
|
|
public function setValue(&$objectOrArray, $propertyPath, $value);
|
|
|
|
/**
|
|
* Returns the value at the end of the property path of the object graph.
|
|
*
|
|
* Example:
|
|
*
|
|
* use Symfony\Component\PropertyAccess\PropertyAccess;
|
|
*
|
|
* $propertyAccessor = PropertyAccess::createPropertyAccessor();
|
|
*
|
|
* echo $propertyAccessor->getValue($object, 'child.name');
|
|
* // equals echo $object->getChild()->getName();
|
|
*
|
|
* This method first tries to find a public getter for each property in the
|
|
* path. The name of the getter must be the camel-cased property name
|
|
* prefixed with "get", "is", or "has".
|
|
*
|
|
* If the getter does not exist, this method tries to find a public
|
|
* property. The value of the property is then returned.
|
|
*
|
|
* If none of them are found, an exception is thrown.
|
|
*
|
|
* @param object|array $objectOrArray The object or array to traverse
|
|
* @param string|PropertyPathInterface $propertyPath The property path to read
|
|
*
|
|
* @return mixed
|
|
*
|
|
* @throws Exception\InvalidArgumentException If the property path is invalid
|
|
* @throws Exception\AccessException If a property/index does not exist or is not public
|
|
* @throws Exception\UnexpectedTypeException If a value within the path is neither object
|
|
* nor array
|
|
*/
|
|
public function getValue($objectOrArray, $propertyPath);
|
|
|
|
/**
|
|
* Returns whether a value can be written at a given property path.
|
|
*
|
|
* Whenever this method returns true, {@link setValue()} is guaranteed not
|
|
* to throw an exception when called with the same arguments.
|
|
*
|
|
* @param object|array $objectOrArray The object or array to check
|
|
* @param string|PropertyPathInterface $propertyPath The property path to check
|
|
*
|
|
* @return bool
|
|
*
|
|
* @throws Exception\InvalidArgumentException If the property path is invalid
|
|
*/
|
|
public function isWritable($objectOrArray, $propertyPath);
|
|
|
|
/**
|
|
* Returns whether a property path 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 $objectOrArray The object or array to check
|
|
* @param string|PropertyPathInterface $propertyPath The property path to check
|
|
*
|
|
* @return bool
|
|
*
|
|
* @throws Exception\InvalidArgumentException If the property path is invalid
|
|
*/
|
|
public function isReadable($objectOrArray, $propertyPath);
|
|
}
|