org.jclarion.clarion
Class ClarionMemoryModel

java.lang.Object
  org.jclarion.clarion.ClarionMemoryModel

All Implemented Interfaces:

Threaded

Direct Known Subclasses:

ClarionGroup, ClarionObject, ManyGlue, RefVariable

public abstract class ClarionMemoryModel
extends java.lang.Object
implements Threaded

Model clarion object on memory.

Author:

barney

Nested Class Summary

static class

ClarionMemoryModel.State

Constructor Summary

ClarionMemoryModel()

ClarionMemoryModel(ClarionMemoryModel base, java.lang.Thread lock)

Method Summary

void	addChangeListener(ClarionMemoryChangeListener cmcl) Listen for changes to the objects representation.
void	addChangeListener(ClarionMemoryChangeListener cmcl, boolean strong)
ClarionMemoryModel	castTo(java.lang.Class<? extends ClarionMemoryModel> clazz)
abstract void	deserialize(java.io.InputStream os) Read object from memory as clarion would represent object in memory
int	getListenerCount()
void	initThread()
boolean	isAnyoneInterestedInChange()
boolean	isThreaded()
protected void	lock(ClarionMemoryModel base, java.lang.Thread t)
void	notifyChange()
void	removeChangeListener(ClarionMemoryChangeListener cmcl) Stop Listening for changes to the objects representation
abstract void	serialize(java.io.OutputStream is) Write java object to memory as clarion would represent object in memory

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.jclarion.clarion.Threaded

getLockedObject

Constructor Detail

ClarionMemoryModel

public ClarionMemoryModel()

ClarionMemoryModel

public ClarionMemoryModel(ClarionMemoryModel base,
                          java.lang.Thread lock)

Method Detail

lock

protected void lock(ClarionMemoryModel base,
                    java.lang.Thread t)

castTo

public ClarionMemoryModel castTo(java.lang.Class<? extends ClarionMemoryModel> clazz)

initThread

public void initThread()

Specified by:

initThread in interface Threaded

serialize

public abstract void serialize(java.io.OutputStream is)
                        throws java.io.IOException

Write java object to memory as clarion would represent object in memory

Parameters:

is -

Throws:

java.io.IOException

deserialize

public abstract void deserialize(java.io.InputStream os)
                          throws java.io.IOException

Read object from memory as clarion would represent object in memory

Throws:

java.io.IOException

addChangeListener

public void addChangeListener(ClarionMemoryChangeListener cmcl)

Listen for changes to the objects representation. Note that listener is weakly referenced. You need to maintain a strong reference to the listener object in order for it not to be garbage collected

Parameters:

cmcl -

addChangeListener

public void addChangeListener(ClarionMemoryChangeListener cmcl,
                              boolean strong)

removeChangeListener

public void removeChangeListener(ClarionMemoryChangeListener cmcl)

Stop Listening for changes to the objects representation

Parameters:

cmcl -

isAnyoneInterestedInChange

public boolean isAnyoneInterestedInChange()

getListenerCount

public int getListenerCount()

notifyChange

public void notifyChange()

isThreaded

public final boolean isThreaded()

Specified by:

isThreaded in interface Threaded