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<?php |
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/** |
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* Phossa Project |
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* |
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* PHP version 5.4 |
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* |
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* @category Library |
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* @package Phossa2\Shared |
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* @copyright Copyright (c) 2016 phossa.com |
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* @license http://mit-license.org/ MIT License |
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* @link http://www.phossa.com/ |
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*/ |
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/*# declare(strict_types=1); */ |
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namespace Phossa2\Shared\Delegator; |
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use Phossa2\Shared\Message\Message; |
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use Phossa2\Shared\Exception\NotFoundException; |
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/** |
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* DelegatorAwareTrait |
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* |
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* Implmentation of DelegatorAwareInterface |
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* |
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* @package Phossa2\Shared |
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* @author Hong Zhang <[email protected]> |
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* @see DelegatorAwareInterface |
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* @version 2.0.15 |
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* @since 2.0.8 added |
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* @since 2.0.15 moved to new namespace |
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* @since 2.0.17 updated getDelegator() |
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*/ |
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trait DelegatorAwareTrait |
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{ |
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/** |
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* the delegator |
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* |
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* @var DelegatorInterface |
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* @access protected |
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*/ |
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protected $delegator; |
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/** |
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* {@inheritDoc} |
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*/ |
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public function setDelegator(DelegatorInterface $delegator = null) |
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{ |
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$this->delegator = $delegator; |
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return $this; |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function hasDelegator()/*# : bool */ |
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{ |
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return null !== $this->delegator; |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function getDelegator( |
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/*# bool */ $recursive = false |
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)/*# : DelegatorInterface */ { |
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if ($this->hasDelegator()) { |
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$dele = $this->delegator; |
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if ($this->isRecursiveDelegator($recursive, $dele)) { |
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return $dele->getDelegator($recursive); |
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} |
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return $dele; |
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} |
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throw new NotFoundException( |
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Message::get(Message::MSG_DELEGATOR_UNKNOWN, get_called_class()), |
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Message::MSG_DELEGATOR_UNKNOWN |
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); |
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} |
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/** |
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* Is delegatorAware recursively |
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* |
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* @param bool $recursive |
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* @param object $object |
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* @access protected |
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*/ |
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protected function isRecursiveDelegator( |
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/*# bool */ $recursive, |
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$object |
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)/*#: bool */ { |
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return $recursive && |
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$object instanceof DelegatorAwareInterface && |
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$object->hasDelegator(); |
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} |
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} |
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phossa2 /
shared
