Package org.gcube.informationsystem.base.impl.entities

Class EntityElementImpl

java.lang.Object

org.gcube.informationsystem.base.impl.ElementImpl

org.gcube.informationsystem.base.impl.entities.EntityElementImpl

All Implemented Interfaces:

Serializable, Element, EntityElement, IdentifiableElement

Direct Known Subclasses:

ContextImpl, EntityImpl, QueryTemplateImpl

public abstract class EntityElementImpl
extends ElementImpl
implements EntityElement

The default implementation of the EntityElement interface.

Author:

Luca Frosini (ISTI - CNR)

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
protected Metadata	metadata	The metadata of the entity.
protected UUID	uuid	The unique identifier of the entity.

Fields inherited from interface org.gcube.informationsystem.base.reference.Element

DATETIME_PATTERN, NAME, TYPE_PROPERTY

Fields inherited from interface org.gcube.informationsystem.base.reference.entities.EntityElement

NAME

Fields inherited from interface org.gcube.informationsystem.base.reference.IdentifiableElement

ID_PROPERTY, METADATA_PROPERTY

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	EntityElementImpl()	Default constructor.

Method Summary

Modifier and Type	Method	Description
UUID	getID()	Returns the unique identifier (UUID) of the element.
Metadata	getMetadata()	Returns the metadata associated with the element.
void	setID(UUID uuid)	Sets the unique identifier (UUID) for the element.
void	setMetadata(Metadata metadata)	Sets the metadata for the element.

Methods inherited from class org.gcube.informationsystem.base.impl.ElementImpl

getTypeName, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.gcube.informationsystem.base.reference.Element

getTypeName

Field Detail

uuid

protected UUID uuid

The unique identifier of the entity.

metadata

protected Metadata metadata

The metadata of the entity.

Constructor Detail

EntityElementImpl

protected EntityElementImpl()

Default constructor.

Method Detail

getID

public UUID getID()

Returns the unique identifier (UUID) of the element.

This UUID is used to uniquely identify the entity instance. It is read-only, mandatory, and cannot be null.

Specified by:

getID in interface EntityElement

Specified by:

getID in interface IdentifiableElement

Returns:

The UUID of the element.

setID

public void setID(UUID uuid)

Sets the unique identifier (UUID) for the element.

Specified by:

setID in interface EntityElement

Specified by:

setID in interface IdentifiableElement

Parameters:

uuid - The UUID to set.

getMetadata

public Metadata getMetadata()

Returns the metadata associated with the element.

The metadata is included in JSON serialization only if it is not null.

Metadata is automatically managed by the system and is mandatory.

Specified by:

getMetadata in interface EntityElement

Specified by:

getMetadata in interface IdentifiableElement

Returns:

The Metadata of the element, or null if none is set.

setMetadata

public void setMetadata(Metadata metadata)

Sets the metadata for the element.

Specified by:

setMetadata in interface EntityElement

Specified by:

setMetadata in interface IdentifiableElement

Parameters:

metadata - The Metadata to associate with the element.