Module org.fuin.ddd4j

Package org.fuin.ddd4j.ddd

Interface DomainEvent<ID extends EntityId>

Type Parameters:

ID - Type of the identifier.

All Superinterfaces:

Event, Serializable

All Known Implementing Classes:

AbstractDomainEvent

public interface DomainEvent<ID extends EntityId>
extends Event

Domain event published by an entity.

Method Summary

Modifier and Type	Method	Description
AggregateVersion	getAggregateVersion()	Returns the version of the aggregate the entity belongs to.
Integer	getAggregateVersionInteger()	Returns the aggregate version as integer.
ID	getEntityId()	Returns the identifier of the entity that caused this event.
@NotNull EntityIdPath	getEntityIdPath()	Returns the path to the originator of the event.

Methods inherited from interface org.fuin.ddd4j.ddd.Event

getCausationId, getCorrelationId, getEventId, getEventTimestamp, getEventType

Method Details

getEntityIdPath

@NotNull
@NotNull EntityIdPath getEntityIdPath()

Returns the path to the originator of the event.

Returns:

List of unique identifiers from aggregate root to the entity that emitted the event.

getEntityId

@NotNull
ID getEntityId()

Returns the identifier of the entity that caused this event. This is the last ID in the path.

Returns:

Entity identifier.

getAggregateVersion

@Nullable
AggregateVersion getAggregateVersion()

Returns the version of the aggregate the entity belongs to.

Returns:

Aggregate version at the time the event was raised.

getAggregateVersionInteger

@Nullable
Integer getAggregateVersionInteger()

Returns the aggregate version as integer. This is a null-safe shortcut for getAggregateVersion().asBaseType()-

Returns:

Expected version or null.