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<?php |
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/** |
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* TechDivision\Import\Repositories\EavAttributeOptionValueRepository |
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* |
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* NOTICE OF LICENSE |
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* |
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* This source file is subject to the Open Software License (OSL 3.0) |
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* that is available through the world-wide-web at this URL: |
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* http://opensource.org/licenses/osl-3.0.php |
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* |
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* PHP version 5 |
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* |
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* @author Tim Wagner <[email protected]> |
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* @copyright 2016 TechDivision GmbH <[email protected]> |
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* @license http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0) |
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* @link https://github.com/techdivision/import |
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* @link http://www.techdivision.com |
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*/ |
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namespace TechDivision\Import\Repositories; |
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/** |
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* Repository implementation to load EAV attribute option value data. |
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* |
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* @author Tim Wagner <[email protected]> |
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* @copyright 2016 TechDivision GmbH <[email protected]> |
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* @license http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0) |
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* @link https://github.com/techdivision/import |
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* @link http://www.techdivision.com |
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*/ |
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abstract class AbstractCachedRepository extends AbstractRepository implements CachedRepositoryInterface |
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{ |
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/** |
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* The cache for the query results. |
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* |
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* @var array |
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*/ |
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protected $cache = array(); |
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/** |
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* Prepares a unique cache key for the passed query name and params. |
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* |
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* @param string $queryName The query name to prepare the cache key for |
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* @param array $params The query params |
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* |
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* @return string The prepared cache key |
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*/ |
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public function cacheKey($queryName, array $params) |
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{ |
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return sprintf('%s-%s', $queryName, implode('-', $params)); |
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} |
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/** |
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* Query whether or not a cache value for the passed cache key is available. |
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* |
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* @param string $cacheKey The cache key to query for |
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* |
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* @return boolean TRUE if the a value is available, else FALSE |
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*/ |
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public function isCached($cacheKey) |
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{ |
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return isset($this->cache[$cacheKey]); |
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} |
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/** |
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* Inversion of the isCached() method. |
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* |
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* @param string $cacheKey The cache key to query for |
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* |
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* @return boolean TRUE if the value is not available, else FALSE |
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*/ |
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public function notCached($cacheKey) |
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{ |
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return !$this->isCached($cacheKey); |
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} |
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/** |
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* Add the passed value to the cache. |
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* |
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* @param string $cacheKey The cache key |
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* @param mixed $value The value to cache |
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* |
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* @return void |
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*/ |
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public function toCache($cacheKey, $value) |
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{ |
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$this->cache[$cacheKey] = $value; |
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} |
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/** |
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* Query whether or not a value for the passed cache key exists or not. If yes, the value |
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* will be returned, else an exception will be thrown. |
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* |
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* @param string $cacheKey The cache key to return the value for |
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* |
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* @return mixed The value for the passed cache key |
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* @throws \Exception Is thrown, if no value is available |
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*/ |
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public function fromCache($cacheKey) |
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{ |
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// query whether or not a value for the cache key is available |
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if (isset($this->cache[$cacheKey])) { |
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return $this->cache[$cacheKey]; |
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} |
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// throw an exception if not |
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throw new \Exception(sprintf('Can\'t find cached value for key "%s"', $cacheKey)); |
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} |
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} |
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techdivision /
import
