org.tbee.cache.simple
Class LifespanCache

java.lang.Object
  org.tbee.cache.simple.LifespanCache

All Implemented Interfaces:

Map, Cache

public class LifespanCache
extends Object
implements Cache

This cache holds items only for a specified number of seconds accessing the item does NOT restart the counter (see TimeoutCache)

Version:

$Revision: 1.4 $

Author:

$Author: tom $

Nested Class Summary

Nested classes/interfaces inherited from interface java.util.Map

Map.Entry<K,V>

Field Summary

static char	MODE_SOFT
static char	MODE_STRONG
static char	MODE_WEAK
static String	SOURCECODE_VERSION Standard variable for determining version of a class file.

Constructor Summary

LifespanCache()
This constructor uses a life span specified in as a system property, or a default value (60 seconds) if the property is not present.

LifespanCache(char pMode)
This constructor uses a life span specified in as a system property, or a default value (60 seconds) if the property is not present.

LifespanCache(char pMode, int pLifespan)
The life span in milleseconds

LifespanCache(int pLifespan)
The life span in milleseconds

Method Summary

void	addAssociation(Object association)
void	addCacheListener(CacheListener pCacheListener) A cache listener listens to both finalize and remove events
void	clear()
Object	clone()
boolean	containsKey(Object key)
boolean	containsValue(Object value)
Set	entrySet()
Object	get(Object key)
Vector	getAssociations()
String	getName()
boolean	isEmpty()
Set	keySet()
Object	put(Object key, Object value)
void	putAll(Map t)
Object	remove(Object key)
void	removeCacheListener(CacheListener pCacheListener)
void	removeValue(Object value)
void	setName(String pName)
int	size()
String	toString()
Collection	values()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.tbee.cache.simple.Cache

addAssociation, getName, setName

Methods inherited from interface java.util.Map

equals, hashCode

Field Detail

SOURCECODE_VERSION

public static final String SOURCECODE_VERSION

Standard variable for determining version of a class file.

See Also:

Constant Field Values

MODE_STRONG

public static char MODE_STRONG

MODE_SOFT

public static char MODE_SOFT

MODE_WEAK

public static char MODE_WEAK

Constructor Detail

LifespanCache

public LifespanCache()

This constructor uses a life span specified in as a system property, or a default value (60 seconds) if the property is not present.

LifespanCache

public LifespanCache(char pMode)

This constructor uses a life span specified in as a system property, or a default value (60 seconds) if the property is not present.

LifespanCache

public LifespanCache(char pMode,
                     int pLifespan)

The life span in milleseconds

LifespanCache

public LifespanCache(int pLifespan)

The life span in milleseconds

Method Detail

addCacheListener

public void addCacheListener(CacheListener pCacheListener)

A cache listener listens to both finalize and remove events

Specified by:

addCacheListener in interface Cache

removeCacheListener

public void removeCacheListener(CacheListener pCacheListener)

Specified by:

removeCacheListener in interface Cache

clear

public void clear()

Specified by:

clear in interface Map

clone

public Object clone()

Overrides:

clone in class Object

containsKey

public boolean containsKey(Object key)

Specified by:

containsKey in interface Map

containsValue

public boolean containsValue(Object value)

Specified by:

containsValue in interface Map

entrySet

public Set entrySet()

Specified by:

entrySet in interface Map

get

public Object get(Object key)

Specified by:

get in interface Map

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface Map

keySet

public Set keySet()

Specified by:

keySet in interface Map

put

public Object put(Object key,
                  Object value)

Specified by:

put in interface Map

putAll

public void putAll(Map t)

Specified by:

putAll in interface Map

remove

public Object remove(Object key)

Specified by:

remove in interface Map

removeValue

public void removeValue(Object value)

Specified by:

removeValue in interface Cache

size

public int size()

Specified by:

size in interface Map

toString

public String toString()

Overrides:

toString in class Object

values

public Collection values()

Specified by:

values in interface Map

addAssociation

public void addAssociation(Object association)

getAssociations

public Vector getAssociations()

getName

public String getName()

setName

public void setName(String pName)