org.axonframework.modelling.saga

Class MetaDataAssociationResolver

java.lang.Object

org.axonframework.modelling.saga.MetaDataAssociationResolver

All Implemented Interfaces:

AssociationResolver

public class MetaDataAssociationResolver
extends Object
implements AssociationResolver

Used to derive the value of an association property by looking it up the event message's MetaData.

Author:

Sofia Guy Ang

Constructor Summary

Constructors

Constructor and Description
MetaDataAssociationResolver()

Method Summary

Modifier and Type	Method and Description
<T> Object	resolve(String associationPropertyName, EventMessage<?> message, MessageHandlingMember<T> handler) Finds the association property value by looking up the association property name in the event message's MetaData.
<T> void	validate(String associationPropertyName, MessageHandlingMember<T> handler) Does nothing because we can only check for existence of property in the metadata during event handling.

Methods inherited from class java.lang.Object

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

Constructor Detail

MetaDataAssociationResolver

public MetaDataAssociationResolver()

Method Detail

validate

public <T> void validate(@Nonnull
                         String associationPropertyName,
                         @Nonnull
                         MessageHandlingMember<T> handler)

Does nothing because we can only check for existence of property in the metadata during event handling.

Specified by:

validate in interface AssociationResolver

resolve

public <T> Object resolve(@Nonnull
                          String associationPropertyName,
                          @Nonnull
                          EventMessage<?> message,
                          @Nonnull
                          MessageHandlingMember<T> handler)

Finds the association property value by looking up the association property name in the event message's MetaData.

Specified by:

resolve in interface AssociationResolver