org.axonframework.modelling.command

Class ForwardMatchingInstances<T extends org.axonframework.messaging.Message<?>>

java.lang.Object

org.axonframework.modelling.command.ForwardMatchingInstances<T>

Type Parameters:

T - the implementation T of the Message being filtered.

All Implemented Interfaces:

ForwardingMode<T>

public class ForwardMatchingInstances<T extends org.axonframework.messaging.Message<?>>
extends Object
implements ForwardingMode<T>

Only forward messages of type T if the routing key of the message matches that of the entity. Essentially, this means that events are only forwarded if the Message mentions the identifier of the entity instance.

Since:

3.1

Author:

Steven van Beelen

Constructor Summary

Constructors

Constructor and Description
ForwardMatchingInstances()

Method Summary

Modifier and Type	Method and Description
<E> Stream<E>	filterCandidates(T message, Stream<E> candidates) Filter the given Stream of candidates which are to handle the supplied message.
void	initialize(Member member, EntityModel childEntity) Initializes an instance of a ForwardingMode.

Methods inherited from class java.lang.Object

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

Constructor Detail

ForwardMatchingInstances

public ForwardMatchingInstances()

Method Detail

initialize

public void initialize(@Nonnull
                       Member member,
                       @Nonnull
                       EntityModel childEntity)

Description copied from interface: ForwardingMode

Initializes an instance of a ForwardingMode.

Specified by:

initialize in interface ForwardingMode<T extends org.axonframework.messaging.Message<?>>

Parameters:

member - The Member to apply a ForwardingMode on. Provided to be able to check for annotations attributes which might assist in the forwarding process.

childEntity - A EntityModel constructed from the given field.

filterCandidates

public <E> Stream<E> filterCandidates(@Nonnull
                                      T message,
                                      @Nonnull
                                      Stream<E> candidates)

Description copied from interface: ForwardingMode

Filter the given Stream of candidates which are to handle the supplied message.

Specified by:

filterCandidates in interface ForwardingMode<T extends org.axonframework.messaging.Message<?>>

Type Parameters:

E - The type of the candidates

Parameters:

message - The message of type T to be forwarded.

candidates - The Stream of candidates to filter.

Returns:

a filtered Stream of candidates which will handle the message.