org.eclipse.persistence.internal.sessions

Class ObjectReferenceChangeRecord

java.lang.Object

org.eclipse.persistence.internal.sessions.ChangeRecord

org.eclipse.persistence.internal.sessions.ObjectReferenceChangeRecord

All Implemented Interfaces:

java.io.Serializable, ChangeRecord, ObjectReferenceChangeRecord

public class ObjectReferenceChangeRecord
extends ChangeRecord
implements ObjectReferenceChangeRecord

Purpose: To record the changes for an attribute that references a single Object

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
ObjectReferenceChangeRecord() INTERNAL: This default constructor.
ObjectReferenceChangeRecord(ObjectChangeSet owner) INTERNAL: This Constructor is used to create an ObjectReferenceChangeRecord With an owner

Method Summary

Modifier and Type	Method and Description
ObjectChangeSet	getNewValue() ADVANCED: Returns the new reference for this object
java.lang.Object	getOldValue() Return the old value of the object reference.
void	mergeRecord(ChangeRecord mergeFromRecord, UnitOfWorkChangeSet mergeToChangeSet, UnitOfWorkChangeSet mergeFromChangeSet) INTERNAL: This method will be used to merge one record into another
void	setNewValue(ObjectChangeSet newValue) This method sets the value of the change to be made.
void	setNewValue(ObjectChangeSet newValue) This method sets the value of the change to be made.
void	setOldValue(java.lang.Object oldValue) Set the old value of the object reference.
void	updateReferences(UnitOfWorkChangeSet mergeToChangeSet, UnitOfWorkChangeSet mergeFromChangeSet) INTERNAL: This method will be used to update the objectsChangeSets references

Methods inherited from class org.eclipse.persistence.internal.sessions.ChangeRecord

getAttribute, getMapping, getOwner, prepareForSynchronization, setAttribute, setMapping, setOwner, toString, updateChangeRecordWithNewValue

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.eclipse.persistence.sessions.changesets.ChangeRecord

getAttribute, getOwner

Constructor Detail

ObjectReferenceChangeRecord

public ObjectReferenceChangeRecord()

INTERNAL: This default constructor.

ObjectReferenceChangeRecord

public ObjectReferenceChangeRecord(ObjectChangeSet owner)

INTERNAL: This Constructor is used to create an ObjectReferenceChangeRecord With an owner

Method Detail

getNewValue

public ObjectChangeSet getNewValue()

ADVANCED: Returns the new reference for this object

Specified by:

getNewValue in interface ObjectReferenceChangeRecord

Returns:

org.eclipse.persistence.sessions.changesets.ObjectChangeSet

mergeRecord

public void mergeRecord(ChangeRecord mergeFromRecord,
                        UnitOfWorkChangeSet mergeToChangeSet,
                        UnitOfWorkChangeSet mergeFromChangeSet)

INTERNAL: This method will be used to merge one record into another

Specified by:

mergeRecord in class ChangeRecord

setNewValue

public void setNewValue(ObjectChangeSet newValue)

This method sets the value of the change to be made.

Parameters:

newValue - ObjectChangeSet

setNewValue

public void setNewValue(ObjectChangeSet newValue)

This method sets the value of the change to be made.

getOldValue

public java.lang.Object getOldValue()

Return the old value of the object reference. This is used during the commit for private-owned references.

Specified by:

getOldValue in interface ChangeRecord

Specified by:

getOldValue in interface ObjectReferenceChangeRecord

setOldValue

public void setOldValue(java.lang.Object oldValue)

Set the old value of the object reference. This is used during the commit for private-owned references.

updateReferences

public void updateReferences(UnitOfWorkChangeSet mergeToChangeSet,
                             UnitOfWorkChangeSet mergeFromChangeSet)

INTERNAL: This method will be used to update the objectsChangeSets references

Specified by:

updateReferences in class ChangeRecord