org.javers.core.diff

Class Change

java.lang.Object

org.javers.core.diff.Change

Direct Known Subclasses:

NewObject, ObjectRemoved, PropertyChange

public abstract class Change
extends java.lang.Object

Change represents atomic difference between two objects.

There are several change types: ValueChange, ReferenceChange, ... For complete list see inheritance hierarchy.

Change is a Value Object and typically can not exists without owning Diff. For more information see Diff javadoc.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	Change(GlobalId affectedCdoId)
protected	Change(GlobalId affectedCdoId, CommitMetadata commitMetadata)

Method Summary

Modifier and Type	Method and Description
void	bindToCommit(CommitMetadata commitMetadata) //TODO reduce visibility to protected
protected java.lang.String	fieldsToString()
GlobalId	getAffectedCdoId() Deprecated.
GlobalId	getAffectedGlobalId() Affected domain object GlobalId
java.lang.Object	getAffectedLocalId() Affected domain object local Id (value under @Id property)
Optional<java.lang.Object>	getAffectedObject() Affected domain object (Cdo).
Optional<CommitMetadata>	getCommitMetadata() Empty if change is calculated by Javers.compare(Object, Object)
protected void	setAffectedCdo(Optional<java.lang.Object> affectedCdo)
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

Change

protected Change(GlobalId affectedCdoId)

Change

protected Change(GlobalId affectedCdoId,
                 CommitMetadata commitMetadata)

Method Detail

getAffectedGlobalId

public GlobalId getAffectedGlobalId()

Affected domain object GlobalId

getAffectedCdoId

@Deprecated
public GlobalId getAffectedCdoId()

Deprecated.

use getAffectedGlobalId(), left for backward compatibility

getAffectedLocalId

public java.lang.Object getAffectedLocalId()

Affected domain object local Id (value under @Id property)

getAffectedObject

public Optional<java.lang.Object> getAffectedObject()

Affected domain object (Cdo). Depending on concrete Change type, it could be new Object, removed Object or new version of changed Object

Optional reference - available only for freshly generated diff

getCommitMetadata

public Optional<CommitMetadata> getCommitMetadata()

Empty if change is calculated by Javers.compare(Object, Object)

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

fieldsToString

protected java.lang.String fieldsToString()

setAffectedCdo

protected void setAffectedCdo(Optional<java.lang.Object> affectedCdo)

bindToCommit

public void bindToCommit(CommitMetadata commitMetadata)

//TODO reduce visibility to protected