net.sf.joafip.store.service.garbage

Class LinkManager

java.lang.Object

net.sf.joafip.store.service.garbage.LinkManager

@NotStorableClass
public class LinkManager
extends Object

to manage database of link between object

Author:

luc peuvrier

Constructor Summary

Constructors

Constructor and Description
LinkManager(IGarbageManagerForLinkUpdate garbageManager)

Method Summary

Methods

Modifier and Type	Method and Description
void	addLink(DataRecordIdentifier referencingDataRecordIdentifier, DataRecordIdentifier referencedDataRecordIdentifier) add a link from reference to referenced #initializeLinkUpdate() must be called before first call to this method
LinkRecordManager	getLinkRecordManager()
void	initializeLinkUpdate(Set<DataRecordIdentifier> attachedToRoot) initialize link between object update must be call before #addLink(long, long), #removeLink(long) and linkUpdate()
boolean	isReferenced(DataRecordIdentifier dataRecordIdentifier)
void	linkUpdate() update link between object on database according to #addLink(long, long) and #removeLink(long) call
void	removeLink(DataRecordIdentifier referencingDataRecordIdentifier, DataRecordIdentifier referencedDataRecordIdentifier) remove a link from referencing to referenced #initializeLinkUpdate() must be called before first call to this method
void	removeLinkIfExist(DataRecordIdentifier referencedDataRecordIdentifier)

Methods inherited from class java.lang.Object

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

Constructor Detail

LinkManager

public LinkManager(IGarbageManagerForLinkUpdate garbageManager)

Method Detail

initializeLinkUpdate

public void initializeLinkUpdate(Set<DataRecordIdentifier> attachedToRoot)

initialize link between object update
must be call before #addLink(long, long), #removeLink(long) and linkUpdate()

Parameters:

attachedToRoot -

addLink

public void addLink(DataRecordIdentifier referencingDataRecordIdentifier,
           DataRecordIdentifier referencedDataRecordIdentifier)

add a link from reference to referenced
#initializeLinkUpdate() must be called before first call to this method

Parameters:

referencingDataRecordIdentifier - data record identifier for object that reference

referencedDataRecordIdentifier - data record identifier for referenced object

Throws:

GarbageException

removeLink

public void removeLink(DataRecordIdentifier referencingDataRecordIdentifier,
              DataRecordIdentifier referencedDataRecordIdentifier)

remove a link from referencing to referenced
#initializeLinkUpdate() must be called before first call to this method

Parameters:

referencingDataRecordIdentifier - data record identifier for object that reference

referencedDataRecordIdentifier - data record identifier for referenced object

Throws:

GarbageException

removeLinkIfExist

public void removeLinkIfExist(DataRecordIdentifier referencedDataRecordIdentifier)
                       throws GarbageException,
                              ReferenceLinkGarbageException

Throws:

GarbageException

ReferenceLinkGarbageException

linkUpdate

public void linkUpdate()
                throws GarbageException,
                       ReferenceLinkGarbageException

update link between object on database according to #addLink(long, long) and #removeLink(long) call

Throws:

GarbageException

ReferenceLinkGarbageException

isReferenced

public boolean isReferenced(DataRecordIdentifier dataRecordIdentifier)
                     throws GarbageException,
                            ReferenceLinkGarbageException

Parameters:

dataRecordIdentifier - data record identifier for object

Returns:

true if object for data record identifier is referenced

Throws:

GarbageException

ReferenceLinkGarbageException

getLinkRecordManager

public LinkRecordManager getLinkRecordManager()