diff options
Diffstat (limited to 'framework/Data/SqlMap/DataMapper/TSqlMapCache.php')
-rw-r--r-- | framework/Data/SqlMap/DataMapper/TSqlMapCache.php | 209 |
1 files changed, 1 insertions, 208 deletions
diff --git a/framework/Data/SqlMap/DataMapper/TSqlMapCache.php b/framework/Data/SqlMap/DataMapper/TSqlMapCache.php index aa853b6c..33a270cd 100644 --- a/framework/Data/SqlMap/DataMapper/TSqlMapCache.php +++ b/framework/Data/SqlMap/DataMapper/TSqlMapCache.php @@ -80,211 +80,4 @@ abstract class TSqlMapCache implements ICache { throw new TSqlMapException('sqlmap_use_set_to_store_cache'); } -} - -/** - * First-in-First-out cache implementation, removes - * object that was first added when the cache is full. - * - * @author Wei Zhuo <weizhuo[at]gmail[dot]com> - * @package System.Data.SqlMap - * @since 3.1 - */ -class TSqlMapFifoCache extends TSqlMapCache -{ - /** - * @return mixed Gets a cached object with the specified key. - */ - public function get($key) - { - return $this->_cache->itemAt($key); - } - - /** - * Stores a value identified by a key into cache. - * The expire and dependency parameters are ignored. - * @param string cache key - * @param mixed value to cache. - */ - public function set($key, $value,$expire=0,$dependency=null) - { - $this->_cache->add($key, $value); - $this->_keyList->add($key); - if($this->_keyList->getCount() > $this->_cacheSize) - { - $oldestKey = $this->_keyList->removeAt(0); - $this->_cache->remove($oldestKey); - } - } -} - -/** - * Least recently used cache implementation, removes - * object that was accessed last when the cache is full. - * - * @author Wei Zhuo <weizhuo[at]gmail[dot]com> - * @package System.Data.SqlMap - * @since 3.1 - */ -class TSqlMapLruCache extends TSqlMapCache -{ - /** - * @return mixed Gets a cached object with the specified key. - */ - public function get($key) - { - if($this->_keyList->contains($key)) - { - $this->_keyList->remove($key); - $this->_keyList->add($key); - return $this->_cache->itemAt($key); - } - } - - /** - * Stores a value identified by a key into cache. - * The expire and dependency parameters are ignored. - * @param string the key identifying the value to be cached - * @param mixed the value to be cached - */ - public function set($key, $value,$expire=0,$dependency=null) - { - $this->_cache->add($key, $value); - $this->_keyList->add($key); - if($this->_keyList->getCount() > $this->_cacheSize) - { - $oldestKey = $this->_keyList->removeAt(0); - $this->_cache->remove($oldestKey); - } - } -} - -/** - * TSqlMapApplicationCache uses the default Prado application cache for - * caching SqlMap results. - * - * @author Wei Zhuo <weizho[at]gmail[dot]com> - * @package System.Data.SqlMap - * @since 3.1 - */ -class TSqlMapApplicationCache implements ICache -{ - protected $_cacheModel=null; - - /** - * Create a new cache with limited cache size. - * @param TSqlMapCacheModel $cacheModel. - */ - public function __construct($cacheModel=null) - { - $this->_cacheModel=$cacheModel; - } - - /** - * - * @return string a KeyListID for the cache model. - */ - protected function getKeyListId() - { - $id='keyList'; - if ($this->_cacheModel instanceof TSqlMapCacheModel) - $id.='_'.$this->_cacheModel->getId(); - return $id; - } - /** - * Retreive keylist from cache or create it if it doesn't exists - * @return TList - */ - protected function getKeyList() - { - if (($keyList=$this->getCache()->get($this->getKeyListId()))===false) - { - $keyList=new TList(); - $this->getCache()->set($this->getKeyListId(), $keyList); - } - return $keyList; - } - - protected function setKeyList($keyList) - { - $this->getCache()->set($this->getKeyListId(), $keyList); - } - - /** - * @param string item to be deleted. - */ - public function delete($key) - { - $keyList=$this->getKeyList(); - $keyList->remove($key); - $this->getCache()->delete($key); - $this->setKeyList($keyList); - } - - /** - * Deletes all items in the cache, only for data cached by sqlmap cachemodel - */ - public function flush() - { - $keyList=$this->getKeyList(); - $cache=$this->getCache(); - foreach ($keyList as $key) - { - $cache->delete($key); - } - // Remove the old keylist - $cache->delete($this->getKeyListId()); - } - - /** - * @return mixed Gets a cached object with the specified key. - */ - public function get($key) - { - $result = $this->getCache()->get($key); - if ($result === false) - { - // if the key has not been found in cache (e.g expired), remove from keylist - $keyList=$this->getKeyList(); - if ($keyList->contains($key)) - { - $keyList->remove($key); - $this->setKeyList($keyList); - } - } - return $result === false ? null : $result; - } - - /** - * Stores a value identified by a key into cache. - * @param string the key identifying the value to be cached - * @param mixed the value to be cached - */ - public function set($key, $value,$expire=0,$dependency=null) - { - $this->getCache()->set($key, $value, $expire,$dependency); - $keyList=$this->getKeyList(); - if (!$keyList->contains($key)) - { - $keyList->add($key); - $this->setKeyList($keyList); - } - } - - /** - * @return ICache Application cache instance. - */ - protected function getCache() - { - return Prado::getApplication()->getCache(); - } - - /** - * @throws TSqlMapException not implemented. - */ - public function add($id,$value,$expire=0,$dependency=null) - { - throw new TSqlMapException('sqlmap_use_set_to_store_cache'); - } -} - +}
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