Package org.javers.core.metamodel.object

Class CdoSnapshot

java.lang.Object

org.javers.core.metamodel.object.Cdo

org.javers.core.metamodel.object.CdoSnapshot

public final class CdoSnapshot
extends Cdo

Historical state of a domain object captured as the property->value Map. Values and primitives are stored 'by value'. Referenced Entities and ValueObjects are stored 'by reference' using GlobalId

Method Summary

Modifier and Type	Method	Description
java.util.List<java.lang.String>	getChanged()	List of propertyNames changed with this snapshot (comparing to latest from repository).
CommitId	getCommitId()
CommitMetadata	getCommitMetadata()
java.lang.Object	getPropertyValue(java.lang.String propertyName)
java.lang.Object	getPropertyValue(Property property)	returns default values for null primitives
CdoSnapshotState	getState()
SnapshotType	getType()
long	getVersion()	Object version number. Initial snapshot of given object has version 1, next has version 2.
java.util.Optional<java.lang.Object>	getWrappedCdo()
boolean	hasChangeAt(java.lang.String propertyName)
boolean	isInitial()
boolean	isNull(Property property)
boolean	isTerminal()
int	size()
boolean	stateEquals(java.lang.Object o)
java.lang.String	toString()

Methods inherited from class org.javers.core.metamodel.object.Cdo

equals, getGlobalId, getManagedType, hashCode

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Method Detail

getWrappedCdo

public java.util.Optional<java.lang.Object> getWrappedCdo()

Specified by:

getWrappedCdo in class Cdo

Returns:

Optional.EMPTY

size

public int size()

getPropertyValue

public java.lang.Object getPropertyValue(java.lang.String propertyName)

Specified by:

getPropertyValue in class Cdo

getPropertyValue

public java.lang.Object getPropertyValue(Property property)

returns default values for null primitives

Specified by:

getPropertyValue in class Cdo

getChanged

public java.util.List<java.lang.String> getChanged()

List of propertyNames changed with this snapshot (comparing to latest from repository).
For initial snapshot, returns all properties.

hasChangeAt

public boolean hasChangeAt(java.lang.String propertyName)

isNull

public boolean isNull(Property property)

Specified by:

isNull in class Cdo

getCommitId

public CommitId getCommitId()

getCommitMetadata

public CommitMetadata getCommitMetadata()

stateEquals

public boolean stateEquals(java.lang.Object o)

getState

public CdoSnapshotState getState()

isInitial

public boolean isInitial()

isTerminal

public boolean isTerminal()

getType

public SnapshotType getType()

getVersion

public long getVersion()

Object version number.
Initial snapshot of given object has version 1, next has version 2.

Warning! Version field was added in JaVers v. 1.4.4. All snapshots persisted in JaversRepository before this release have version 0.
If it isn't OK for you, run manual DB update. See release-notes for v. 1.4.4

Since:

1.4.4

toString

public java.lang.String toString()

Overrides:

toString in class Cdo