org.apache.polygene.spi.entitystore.helpers

Class JSONEntityState

java.lang.Object

org.apache.polygene.spi.entitystore.helpers.JSONEntityState

All Implemented Interfaces:

EntityState

public final class JSONEntityState
extends Object
implements EntityState

Standard JSON implementation of EntityState.

Method Summary

Modifier and Type	Method and Description
EntityReference	associationValueOf(QualifiedName stateName)
EntityDescriptor	entityDescriptor()
EntityReference	entityReference() Returns the reference of the entity that this EntityState represents.
boolean	isAssignableTo(Class<?> type)
Instant	lastModified() Last modified timestamp of the entity.
ManyAssociationState	manyAssociationValueOf(QualifiedName stateName)
NamedAssociationState	namedAssociationValueOf(QualifiedName stateName)
Object	propertyValueOf(QualifiedName stateName)
void	remove() Remove the entity represented by this EntityState when the unit of work is completed.
void	setAssociationValue(QualifiedName stateName, EntityReference entityReference)
void	setPropertyValue(QualifiedName stateName, Object newValue)
javax.json.JsonObject	state()
EntityStatus	status() The status of this EntityState
String	toString()
String	version() Version of the entity.

Methods inherited from class java.lang.Object

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

Method Detail

version

public final String version()

Description copied from interface: EntityState

Version of the entity. This is managed by the EntityStore.

If the underlying EntityStore does not support versioning, then version must always be set to 0.

Specified by:

version in interface EntityState

Returns:

version of the entity

lastModified

public Instant lastModified()

Description copied from interface: EntityState

Last modified timestamp of the entity. This is managed by the EntityStore.

If the underlying EntityStore does not support timestamping, then last modified must always be set to the current time.

Specified by:

lastModified in interface EntityState

Returns:

last modified timestamp of the entity, as defined by SystemTime.now()

entityReference

public EntityReference entityReference()

Description copied from interface: EntityState

Returns the reference of the entity that this EntityState represents.

Specified by:

entityReference in interface EntityState

Returns:

the reference of the entity that this EntityState represents.

propertyValueOf

public Object propertyValueOf(QualifiedName stateName)

Specified by:

propertyValueOf in interface EntityState

setPropertyValue

public void setPropertyValue(QualifiedName stateName,
                             Object newValue)

Specified by:

setPropertyValue in interface EntityState

associationValueOf

public EntityReference associationValueOf(QualifiedName stateName)

Specified by:

associationValueOf in interface EntityState

setAssociationValue

public void setAssociationValue(QualifiedName stateName,
                                EntityReference entityReference)

Specified by:

setAssociationValue in interface EntityState

manyAssociationValueOf

public ManyAssociationState manyAssociationValueOf(QualifiedName stateName)

Specified by:

manyAssociationValueOf in interface EntityState

namedAssociationValueOf

public NamedAssociationState namedAssociationValueOf(QualifiedName stateName)

Specified by:

namedAssociationValueOf in interface EntityState

remove

public void remove()

Description copied from interface: EntityState

Remove the entity represented by this EntityState when the unit of work is completed.

Specified by:

remove in interface EntityState

status

public EntityStatus status()

Description copied from interface: EntityState

The status of this EntityState

Specified by:

status in interface EntityState

Returns:

the status

isAssignableTo

public boolean isAssignableTo(Class<?> type)

Specified by:

isAssignableTo in interface EntityState

entityDescriptor

public EntityDescriptor entityDescriptor()

Specified by:

entityDescriptor in interface EntityState

state

public javax.json.JsonObject state()

toString

public String toString()

Overrides:

toString in class Object