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authorctrlaltca <>2012-07-12 11:21:01 +0000
committerctrlaltca <>2012-07-12 11:21:01 +0000
commit903ae8a581fac1e6917fc3e31d2ad8fb91df80c3 (patch)
treee08bf04f0823650a231227ac3499121270172a23 /framework/Data/SqlMap/DataMapper/TSqlMapCache.php
parent3e4e6e66aeb3f8fea4e1eb4237498ef9d2358f63 (diff)
standardize the use of unix eol; use svn properties to enforce native eol
Diffstat (limited to 'framework/Data/SqlMap/DataMapper/TSqlMapCache.php')
-rw-r--r--framework/Data/SqlMap/DataMapper/TSqlMapCache.php590
1 files changed, 295 insertions, 295 deletions
diff --git a/framework/Data/SqlMap/DataMapper/TSqlMapCache.php b/framework/Data/SqlMap/DataMapper/TSqlMapCache.php
index db027013..4e713fea 100644
--- a/framework/Data/SqlMap/DataMapper/TSqlMapCache.php
+++ b/framework/Data/SqlMap/DataMapper/TSqlMapCache.php
@@ -1,295 +1,295 @@
-<?php
-/**
- * TSqlMapCache class file contains FIFO, LRU, and GLOBAL cache implementations.
- *
- * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
- * @link http://www.pradosoft.com/
- * @copyright Copyright &copy; 2005-2012 PradoSoft
- * @license http://www.pradosoft.com/license/
- * @version $Id$
- * @package System.Data.SqlMap
- */
-
-/**
- * Allow different implementation of caching strategy. See <tt>TSqlMapFifoCache</tt>
- * for a first-in-first-out implementation. See <tt>TSqlMapLruCache</tt> for
- * a least-recently-used cache implementation.
- *
- * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
- * @version $Id$
- * @package System.Data.SqlMap
- * @since 3.1
- */
-abstract class TSqlMapCache implements ICache
-{
- protected $_keyList;
- protected $_cache;
- protected $_cacheSize = 100;
- protected $_cacheModel = null;
-
- /**
- * Create a new cache with limited cache size.
- * @param TSqlMapCacheModel $cacheModel.
- */
- public function __construct($cacheModel=null)
- {
- $this->_cache = new TMap;
- $this->_keyList = new TList;
- $this->_cacheModel=$cacheModel;
- }
-
- /**
- * Maximum number of items to cache. Default size is 100.
- * @param int cache size.
- */
- public function setCacheSize($value)
- {
- $this->_cacheSize=TPropertyValue::ensureInteger($value,100);
- }
-
- /**
- * @return int cache size.
- */
- public function getCacheSize()
- {
- return $this->_cacheSize;
- }
-
- /**
- * @return object the object removed if exists, null otherwise.
- */
- public function delete($key)
- {
- $object = $this->get($key);
- $this->_cache->remove($key);
- $this->_keyList->remove($key);
- return $object;
- }
-
- /**
- * Clears the cache.
- */
- public function flush()
- {
- $this->_keyList->clear();
- $this->_cache->clear();
- }
-
- /**
- * @throws TSqlMapException not implemented.
- */
- public function add($id,$value,$expire=0,$dependency=null)
- {
- 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>
- * @version $Id$
- * @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>
- * @version $Id$
- * @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>
- * @version $Id$
- * @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');
- }
-}
-
+<?php
+/**
+ * TSqlMapCache class file contains FIFO, LRU, and GLOBAL cache implementations.
+ *
+ * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
+ * @link http://www.pradosoft.com/
+ * @copyright Copyright &copy; 2005-2012 PradoSoft
+ * @license http://www.pradosoft.com/license/
+ * @version $Id$
+ * @package System.Data.SqlMap
+ */
+
+/**
+ * Allow different implementation of caching strategy. See <tt>TSqlMapFifoCache</tt>
+ * for a first-in-first-out implementation. See <tt>TSqlMapLruCache</tt> for
+ * a least-recently-used cache implementation.
+ *
+ * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
+ * @version $Id$
+ * @package System.Data.SqlMap
+ * @since 3.1
+ */
+abstract class TSqlMapCache implements ICache
+{
+ protected $_keyList;
+ protected $_cache;
+ protected $_cacheSize = 100;
+ protected $_cacheModel = null;
+
+ /**
+ * Create a new cache with limited cache size.
+ * @param TSqlMapCacheModel $cacheModel.
+ */
+ public function __construct($cacheModel=null)
+ {
+ $this->_cache = new TMap;
+ $this->_keyList = new TList;
+ $this->_cacheModel=$cacheModel;
+ }
+
+ /**
+ * Maximum number of items to cache. Default size is 100.
+ * @param int cache size.
+ */
+ public function setCacheSize($value)
+ {
+ $this->_cacheSize=TPropertyValue::ensureInteger($value,100);
+ }
+
+ /**
+ * @return int cache size.
+ */
+ public function getCacheSize()
+ {
+ return $this->_cacheSize;
+ }
+
+ /**
+ * @return object the object removed if exists, null otherwise.
+ */
+ public function delete($key)
+ {
+ $object = $this->get($key);
+ $this->_cache->remove($key);
+ $this->_keyList->remove($key);
+ return $object;
+ }
+
+ /**
+ * Clears the cache.
+ */
+ public function flush()
+ {
+ $this->_keyList->clear();
+ $this->_cache->clear();
+ }
+
+ /**
+ * @throws TSqlMapException not implemented.
+ */
+ public function add($id,$value,$expire=0,$dependency=null)
+ {
+ 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>
+ * @version $Id$
+ * @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>
+ * @version $Id$
+ * @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>
+ * @version $Id$
+ * @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');
+ }
+}
+