org.codehaus.wadi.impl
Class MemoryContextualiser

java.lang.Object
  org.codehaus.wadi.impl.AbstractContextualiser
      org.codehaus.wadi.impl.AbstractChainedContextualiser
          org.codehaus.wadi.impl.AbstractMotingContextualiser
              org.codehaus.wadi.impl.AbstractExclusiveContextualiser
                  org.codehaus.wadi.impl.MemoryContextualiser

All Implemented Interfaces:

Config, Contextualiser, EvicterConfig, Lifecycle

public class MemoryContextualiser

extends AbstractExclusiveContextualiser

A Contextualiser that stores its state in Memory as Java Objects

Version:

$Revision: 1430 $

Author:

Jules Gosnell

Field Summary

protected Emoter	_emoter
protected Emoter	_evictionEmoter
protected Immoter	_immoter
protected Log	_lockLog
protected ContextPool	_pool
protected PoolableInvocationWrapperPool	_requestPool
protected Streamer	_streamer

Fields inherited from class org.codehaus.wadi.impl.AbstractExclusiveContextualiser

_evicter, _map, _stringPrefix, _stringSuffix

Fields inherited from class org.codehaus.wadi.impl.AbstractMotingContextualiser

_clean, _config, _locker

Fields inherited from class org.codehaus.wadi.impl.AbstractChainedContextualiser

_next

Fields inherited from class org.codehaus.wadi.impl.AbstractContextualiser

_log

Constructor Summary

MemoryContextualiser(Contextualiser next, Evicter evicter, Map map, Streamer streamer, ContextPool pool, PoolableInvocationWrapperPool requestPool)

Method Summary

boolean	contextualiseLocally(InvocationContext invocationContext, String id, Sync invocationLock, Motable motable)
void	expire(Motable motable)
Emoter	getEmoter()
Emoter	getEvictionEmoter()
Sync	getEvictionLock(String id, Motable motable)
Immoter	getImmoter()
Immoter	getPromoter(Immoter immoter)
boolean	handle(InvocationContext invocationContext, String id, Immoter immoter, Sync motionLock)
boolean	isExclusive()
void	setLastAccessTime(Evictable evictable, long oldTime, long newTime)
void	setMaxInactiveInterval(Evictable evictable, int oldInterval, int newInterval)

Methods inherited from class org.codehaus.wadi.impl.AbstractExclusiveContextualiser

demote, destroy, findRelevantSessionNames, get, getDemoter, getEvicter, getLocalSessionCount, getMap, getMaxInactiveInterval, getSize, getTimer, init, load, start, stop, toString, unload

Methods inherited from class org.codehaus.wadi.impl.AbstractMotingContextualiser

contextualise, getSharedDemoter, promote, promoteToExclusive

Methods inherited from class org.codehaus.wadi.impl.AbstractChainedContextualiser

setLastAccessedTime

Methods inherited from class org.codehaus.wadi.impl.AbstractContextualiser

getStartInfo, getStopInfo

Methods inherited from class java.lang.Object

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

Field Detail

_pool

protected final ContextPool _pool

_streamer

protected final Streamer _streamer

_immoter

protected final Immoter _immoter

_emoter

protected final Emoter _emoter

_evictionEmoter

protected final Emoter _evictionEmoter

_requestPool

protected final PoolableInvocationWrapperPool _requestPool

_lockLog

protected final Log _lockLog

Constructor Detail

MemoryContextualiser

public MemoryContextualiser(Contextualiser next,
                            Evicter evicter,
                            Map map,
                            Streamer streamer,
                            ContextPool pool,
                            PoolableInvocationWrapperPool requestPool)

Method Detail

isExclusive

public boolean isExclusive()

handle

public boolean handle(InvocationContext invocationContext,
                      String id,
                      Immoter immoter,
                      Sync motionLock)
               throws InvocationException

Overrides:

handle in class AbstractExclusiveContextualiser

Throws:

InvocationException

contextualiseLocally

public boolean contextualiseLocally(InvocationContext invocationContext,
                                    String id,
                                    Sync invocationLock,
                                    Motable motable)
                             throws InvocationException

Throws:

InvocationException

getImmoter

public Immoter getImmoter()

Specified by:

getImmoter in class AbstractMotingContextualiser

Returns:

- an Immoter that facilitates insertion of Motables into this Contextualiser's own store

getEmoter

public Emoter getEmoter()

Specified by:

getEmoter in class AbstractMotingContextualiser

Returns:

- an Emoter that facilitates removal of Motables from this Contextualiser's own store

getPromoter

public Immoter getPromoter(Immoter immoter)

Overrides:

getPromoter in class AbstractMotingContextualiser

getEvictionLock

public Sync getEvictionLock(String id,
                            Motable motable)

Specified by:

getEvictionLock in interface EvicterConfig

Overrides:

getEvictionLock in class AbstractExclusiveContextualiser

getEvictionEmoter

public Emoter getEvictionEmoter()

Specified by:

getEvictionEmoter in interface EvicterConfig

Overrides:

getEvictionEmoter in class AbstractExclusiveContextualiser

setLastAccessTime

public void setLastAccessTime(Evictable evictable,
                              long oldTime,
                              long newTime)

setMaxInactiveInterval

public void setMaxInactiveInterval(Evictable evictable,
                                   int oldInterval,
                                   int newInterval)

Specified by:

setMaxInactiveInterval in interface Contextualiser

Overrides:

setMaxInactiveInterval in class AbstractChainedContextualiser

expire

public void expire(Motable motable)