com.oroad.stxx.cache
Class SimpleCacheImpl

java.lang.Object
  com.oroad.stxx.cache.SimpleCacheImpl

All Implemented Interfaces:

Cache

public class SimpleCacheImpl

extends java.lang.Object

implements Cache

Basic implementation an LRU cache.

Author:

Don Brown

Constructor Summary

SimpleCacheImpl()
Creates the cache

Method Summary

void	addCacheable(Cacheable cacheable) Adds an object to the cache
void	clear() Clears the cache of all cacheables
void	expire() Removes all the expired objects from the cache
Cacheable	getCacheable(java.lang.Object identifier) Gets a cached object
java.lang.String	getName() Gets the name of the cache
int	getSize() Gets the maximum number of objects it can cache
void	removeCacheable(java.lang.Object identifier) Removes a cached object
void	setName(java.lang.String name) Sets the name of the cache
void	setSize(int size) Sets the maximum number of objects it will cache

Methods inherited from class java.lang.Object

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

Constructor Detail

SimpleCacheImpl

public SimpleCacheImpl()

Creates the cache

Method Detail

getName

public java.lang.String getName()

Gets the name of the cache

Specified by:

getName in interface Cache

Returns:

The name value

setName

public void setName(java.lang.String name)

Sets the name of the cache

Specified by:

setName in interface Cache

Parameters:

name - The name

getSize

public int getSize()

Gets the maximum number of objects it can cache

Specified by:

getSize in interface Cache

Returns:

The size value

setSize

public void setSize(int size)

Sets the maximum number of objects it will cache

Specified by:

setSize in interface Cache

Parameters:

size - The size of the cache

removeCacheable

public void removeCacheable(java.lang.Object identifier)

Removes a cached object

Specified by:

removeCacheable in interface Cache

Parameters:

identifier - The key of the object to remove

getCacheable

public Cacheable getCacheable(java.lang.Object identifier)

Gets a cached object

Specified by:

getCacheable in interface Cache

Parameters:

identifier - The key to find the object

Returns:

The cacheable value

expire

public void expire()

Removes all the expired objects from the cache

Specified by:

expire in interface Cache

addCacheable

public void addCacheable(Cacheable cacheable)

Adds an object to the cache

Specified by:

addCacheable in interface Cache

Parameters:

cacheable - The object to add

clear

public void clear()

Clears the cache of all cacheables

Specified by:

clear in interface Cache