org.mentawai.cache
Class AbstractCache

java.lang.Object
  org.mentawai.cache.AbstractCache

All Implemented Interfaces:

java.io.Serializable, Cache

Direct Known Subclasses:

FIFOCache, LRUCache, TimeoutCache

public abstract class AbstractCache
extends java.lang.Object
implements Cache, java.io.Serializable

See Also:

Serialized Form

Field Summary

protected int	capacity
protected int	hits
protected static float	LOAD
protected java.util.Map<java.lang.Object,java.lang.Object>	map
protected int	misses
protected java.lang.String	name
protected java.util.Date	startDate

Constructor Summary

AbstractCache(java.lang.String name, int capacity)

AbstractCache(java.lang.String name, int capacity, float load)

Method Summary

void	clear()
protected abstract java.util.Map<java.lang.Object,java.lang.Object>	createMap(int initialCapacity, float load)
java.lang.Object	get(java.lang.Object key)
int	getSize()
java.lang.Object	put(java.lang.Object key, java.lang.Object value)
java.lang.Object	remove(java.lang.Object key)
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

LOAD

protected static final float LOAD

See Also:

Constant Field Values

name

protected java.lang.String name

map

protected java.util.Map<java.lang.Object,java.lang.Object> map

capacity

protected int capacity

misses

protected transient volatile int misses

hits

protected transient volatile int hits

startDate

protected transient java.util.Date startDate

Constructor Detail

AbstractCache

public AbstractCache(java.lang.String name,
                     int capacity)

AbstractCache

public AbstractCache(java.lang.String name,
                     int capacity,
                     float load)

Method Detail

createMap

protected abstract java.util.Map<java.lang.Object,java.lang.Object> createMap(int initialCapacity,
                                                                              float load)

remove

public java.lang.Object remove(java.lang.Object key)

Specified by:

remove in interface Cache

get

public java.lang.Object get(java.lang.Object key)

Specified by:

get in interface Cache

put

public java.lang.Object put(java.lang.Object key,
                            java.lang.Object value)

Specified by:

put in interface Cache

clear

public void clear()

Specified by:

clear in interface Cache

getSize

public int getSize()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object