com.ibatis.sqlmap.engine.cache.lru
Class LruCacheController

java.lang.Object
  com.ibatis.sqlmap.engine.cache.lru.LruCacheController

All Implemented Interfaces:

CacheController

public class LruCacheController
extends java.lang.Object
implements CacheController

LRU (least recently used) cache controller implementation

Constructor Summary

LruCacheController()
Default constructor

Method Summary

void	flush(CacheModel cacheModel) Flushes the cache.
int	getCacheSize()
java.lang.Object	getObject(CacheModel cacheModel, java.lang.Object key) Get an object out of the cache.
void	putObject(CacheModel cacheModel, java.lang.Object key, java.lang.Object value) Add an object to the cache
java.lang.Object	removeObject(CacheModel cacheModel, java.lang.Object key) Remove an object from a cache model
void	setCacheSize(int cacheSize)
void	setProperties(java.util.Properties props) Configures the cache

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

LruCacheController

public LruCacheController()

Default constructor

Method Detail

getCacheSize

public int getCacheSize()

setCacheSize

public void setCacheSize(int cacheSize)

setProperties

public void setProperties(java.util.Properties props)

Configures the cache

Specified by:

setProperties in interface CacheController

Parameters:

props - Optionally can contain properties [reference-type=WEAK|SOFT|STRONG]

putObject

public void putObject(CacheModel cacheModel,
                      java.lang.Object key,
                      java.lang.Object value)

Add an object to the cache

Specified by:

putObject in interface CacheController

Parameters:

cacheModel - The cacheModel

key - The key of the object to be cached

value - The object to be cached

getObject

public java.lang.Object getObject(CacheModel cacheModel,
                                  java.lang.Object key)

Get an object out of the cache.

Specified by:

getObject in interface CacheController

Parameters:

cacheModel - The cache model

key - The key of the object to be returned

Returns:

The cached object (or null)

removeObject

public java.lang.Object removeObject(CacheModel cacheModel,
                                     java.lang.Object key)

Description copied from interface: CacheController

Remove an object from a cache model

Specified by:

removeObject in interface CacheController

Parameters:

cacheModel - - the model to remove the object from

key - - the key to the object

Returns:

the removed object(?)

flush

public void flush(CacheModel cacheModel)

Flushes the cache.

Specified by:

flush in interface CacheController

Parameters:

cacheModel - The cache model