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<?php |
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/** |
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* AppserverIo\Storage\ArrayStorage |
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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 2015 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 http://github.com/appserver-io/storage |
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* @link http://www.appserver.io |
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*/ |
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namespace AppserverIo\Storage; |
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/** |
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* A simple array storage implementation. |
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* |
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* This storage will completely be flushed when the the object is destroyed, |
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* there is no automatic persistence functionality available. |
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* |
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* @author Tim Wagner <[email protected]> |
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* @copyright 2015 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 http://github.com/appserver-io/storage |
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* @link http://www.appserver.io |
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*/ |
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class ArrayStorage extends AbstractStorage |
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{ |
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/** |
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* Injects the \Stackable storage handler into the instance. |
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*/ |
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public function __construct() |
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{ |
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// inject the stackable storage |
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$this->injectStorage(array()); |
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// call the parent constructor to initialize + flush the storage |
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parent::__construct(); |
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} |
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/** |
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* (non-PHPdoc) |
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* |
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* @return void |
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* @see \AppserverIo\Storage\AbstractStorage::init() |
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*/ |
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public function init() |
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{ |
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return; |
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} |
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/** |
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* (non-PHPdoc) |
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* |
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* @param string $entryIdentifier Something which identifies the data - depends on concrete cache |
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* @param mixed $data The data to cache - also depends on the concrete cache implementation |
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* @param array $tags Tags to associate with this cache entry |
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* @param integer $lifetime Lifetime of this cache entry in seconds. If NULL is specified, |
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* the default lifetime is used. "0" means unlimited lifetime. |
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* |
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* @return void |
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* |
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* @see \AppserverIo\Storage\StorageInterface::set() |
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*/ |
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public function set($entryIdentifier, $data, array $tags = array(), $lifetime = null) |
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{ |
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// set the data in the storage |
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$this->storage[$entryIdentifier] = $data; |
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// if tags has been set, tag the data additionally |
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foreach ($tags as $tag) { |
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// assemble the tag data |
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$tagData = $this->get($tag); |
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if (is_array($tagData) && in_array($entryIdentifier, $tagData, true) === true) { |
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// do nothing here |
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} elseif (is_array($tagData) && in_array($entryIdentifier, $tagData, true) === false) { |
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$tagData[] = $entryIdentifier; |
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} else { |
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$tagData = array($entryIdentifier); |
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} |
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// tag the data |
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$this->storage[$tag] = $tagData; |
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} |
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} |
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/** |
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* (non-PHPdoc) |
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* |
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* @param string $entryIdentifier Something which identifies the cache entry - depends on concrete cache |
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* |
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* @return mixed |
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* @see \AppserverIo\Storage\StorageInterface::get() |
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*/ |
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public function get($entryIdentifier) |
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{ |
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return $this->storage[$entryIdentifier]; |
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} |
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/** |
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* (non-PHPdoc) |
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* |
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* @param string $entryIdentifier An identifier specifying the cache entry |
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* |
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* @return boolean TRUE if such an entry exists, FALSE if not |
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* @see \AppserverIo\Storage\StorageInterface::has() |
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*/ |
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public function has($entryIdentifier) |
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{ |
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return isset($this->storage[$entryIdentifier]); |
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} |
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/** |
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* (non-PHPdoc) |
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* |
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* @param string $entryIdentifier An identifier specifying the cache entry |
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* |
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* @return boolean TRUE if such an entry exists, FALSE if not |
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* @see \AppserverIo\Storage\StorageInterface::remove() |
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*/ |
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public function remove($entryIdentifier) |
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{ |
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if ($this->has($entryIdentifier)) { |
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unset($this->storage[$entryIdentifier]); |
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return true; |
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} |
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return false; |
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} |
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/** |
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* (non-PHPdoc) |
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* |
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* @return array |
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* @see \AppserverIo\Storage\StorageInterface::getAllKeys() |
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*/ |
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public function getAllKeys() |
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{ |
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$keys = array(); |
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foreach ($this->storage as $key => $value) { |
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$keys[] = $key; |
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} |
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return $keys; |
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} |
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} |
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appserver-io /
storage
