Backend.php
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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(){ }
}
}