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src/vendor/1.2.5/Phalcon/Cache/Backend.php 1.78 KB
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  <?php 
  
  namespace Phalcon\Cache {
  
  	/**
  	 * Phalcon\Cache\Backend
  	 *
  	 * This class implements common functionality for backend adapters. A backend cache adapter may extend this class
  	 */
  	
  	abstract class Backend {
  
  		protected $_frontend;
  
  		protected $_options;
  
  		protected $_prefix;
  
  		protected $_lastKey;
  
  		protected $_lastLifetime;
  
  		protected $_fresh;
  
  		protected $_started;
  
  		/**
  		 * \Phalcon\Cache\Backend constructor
  		 *
  		 * @param \Phalcon\Cache\FrontendInterface $frontend
  		 * @param array $options
  		 */
  		public function __construct($frontend, $options=null){ }
  
  
  		/**
  		 * Starts a cache. The $keyname allows to identify the created fragment
  		 *
  		 * @param int|string $keyName
  		 * @param   long $lifetime
  		 * @return  mixed
  		 */
  		public function start($keyName, $lifetime=null){ }
  
  
  		/**
  		 * Stops the frontend without store any cached content
  		 *
  		 * @param boolean $stopBuffer
  		 */
  		public function stop($stopBuffer=null){ }
  
  
  		/**
  		 * Returns front-end instance adapter related to the back-end
  		 *
  		 * @return mixed
  		 */
  		public function getFrontend(){ }
  
  
  		/**
  		 * Returns the backend options
  		 *
  		 * @return array
  		 */
  		public function getOptions(){ }
  
  
  		/**
  		 * Checks whether the last cache is fresh or cached
  		 *
  		 * @return boolean
  		 */
  		public function isFresh(){ }
  
  
  		/**
  		 * Checks whether the cache has starting buffering or not
  		 *
  		 * @return boolean
  		 */
  		public function isStarted(){ }
  
  
  		/**
  		 * Sets the last key used in the cache
  		 *
  		 * @param string $lastKey
  		 */
  		public function setLastKey($lastKey){ }
  
  
  		/**
  		 * Gets the last key stored by the cache
  		 *
  		 * @return string
  		 */
  		public function getLastKey(){ }
  
  
  		/**
  		 * Gets the last lifetime set
  		 *
  		 * @return int
  		 */
  		public function getLifetime(){ }
  
  	}
  }