org.eclipse.persistence.sessions.changesets

Interface ChangeRecord

All Known Subinterfaces:

AggregateChangeRecord, AggregateCollectionChangeRecord, CollectionChangeRecord, DirectCollectionChangeRecord, DirectToFieldChangeRecord, EISCollectionChangeRecord, EISOrderedCollectionChangeRecord, ObjectReferenceChangeRecord, TransformationMappingChangeRecord

All Known Implementing Classes:

org.eclipse.persistence.internal.sessions.ChangeRecord, org.eclipse.persistence.internal.sessions.CollectionChangeRecord, org.eclipse.persistence.internal.sessions.DeferrableChangeRecord, EISCollectionChangeRecord, EISOrderedCollectionChangeRecord

public interface ChangeRecord

Purpose: Define the base Change Record API.

Description: This interface is meant to clarify the public protocol into TopLink. It provides access into the information available from the TopLink Change Set

Responsibilities:

• Define the API for ChangeRecord.

Method Summary

Modifier and Type	Method and Description
java.lang.String	getAttribute() ADVANCED: Returns the name of the attribute this ChangeRecord Represents
java.lang.Object	getOldValue() ADVANCED: If the owning UnitOfWork has shouldChangeRecordKeepOldValue set to true, then return the old value of the attribute represented by this ChangeRecord.
ObjectChangeSet	getOwner() ADVANCED: This method returns the ObjectChangeSet that references this ChangeRecord

Method Detail

getAttribute

java.lang.String getAttribute()

ADVANCED: Returns the name of the attribute this ChangeRecord Represents

Returns:

java.lang.String

getOwner

ObjectChangeSet getOwner()

ADVANCED: This method returns the ObjectChangeSet that references this ChangeRecord

Returns:

org.eclipse.persistence.sessions.changesets.ObjectChangeSet

getOldValue

java.lang.Object getOldValue()

ADVANCED: If the owning UnitOfWork has shouldChangeRecordKeepOldValue set to true, then return the old value of the attribute represented by this ChangeRecord.