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<?php |
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/* |
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* Copyright (c) 2012-2014 Janos Szurovecz |
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* |
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* Permission is hereby granted, free of charge, to any person obtaining a copy of |
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* this software and associated documentation files (the "Software"), to deal in |
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* the Software without restriction, including without limitation the rights to |
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies |
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* of the Software, and to permit persons to whom the Software is furnished to do |
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* so, subject to the following conditions: |
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* |
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* The above copyright notice and this permission notice shall be included in all |
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* copies or substantial portions of the Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
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* SOFTWARE. |
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*/ |
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namespace predaddy\domain; |
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use InvalidArgumentException; |
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use OutOfBoundsException; |
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use precore\util\Preconditions; |
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/** |
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* Delegates method calls to the repository registered to the specified aggregate. |
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* |
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* @package predaddy\domain |
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* @author Janos Szurovecz <[email protected]> |
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*/ |
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final class RepositoryDelegate implements Repository |
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{ |
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/** |
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* @var array |
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*/ |
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private $repositories; |
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/** |
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* Keys are the aggregate class name, the values are the corresponding repository. |
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* |
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* @param array $repositories |
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*/ |
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public function __construct(array $repositories) |
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{ |
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$this->repositories = $repositories; |
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} |
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/** |
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* Load the aggregate identified by $aggregateId from the persistent storage. |
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* |
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* @param AggregateId $aggregateId |
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* @return AggregateRoot |
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* @throws InvalidArgumentException If the $aggregateId is invalid |
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*/ |
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public function load(AggregateId $aggregateId) |
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{ |
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return $this->getProperRepository($aggregateId->aggregateClass())->load($aggregateId); |
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} |
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/** |
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* Persisting the given $aggregateRoot. |
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* |
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* @param AggregateRoot $aggregateRoot |
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*/ |
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public function save(AggregateRoot $aggregateRoot) |
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{ |
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$this->getProperRepository($aggregateRoot->className())->save($aggregateRoot); |
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} |
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/** |
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* @param $className |
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* @return Repository |
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* @throws InvalidArgumentException |
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*/ |
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private function getProperRepository($className) |
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{ |
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try { |
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return Preconditions::checkElementExists( |
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$this->repositories, |
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$className, |
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"There is no registered repository to aggregate '%s'", |
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$className |
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); |
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} catch (OutOfBoundsException $e) { |
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throw new InvalidArgumentException('', 0, $e); |
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} |
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} |
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} |
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szjani /
predaddy
