org.axonframework.messaging.correlation

Interface CorrelationDataProvider

All Known Implementing Classes:

MessageOriginProvider, MultiCorrelationDataProvider, SimpleCorrelationDataProvider

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public interface CorrelationDataProvider

Object defining the data from a Message that should be attached as correlation data to messages generated as result of the processing of that message.

Since:

2.3

Author:

Allard Buijze

Method Summary

Modifier and Type	Method and Description
Map<String,?>	correlationDataFor(Message<?> message) Provides a map with the entries to attach as correlation data to generated messages while processing given message.

Method Detail

correlationDataFor

Map<String,?> correlationDataFor(Message<?> message)

Provides a map with the entries to attach as correlation data to generated messages while processing given message.

This method should not return null.

Parameters:

message - The message to define correlation data for

Returns:

the data to attach as correlation data to generated messages