Package org.axonframework.test.saga

Class EventValidator

java.lang.Object

org.axonframework.test.saga.EventValidator

All Implemented Interfaces:

EventMessageHandler, MessageHandler<EventMessage<?>>

public class EventValidator
extends Object
implements EventMessageHandler

Helper class for validating events published on a given EventBus.

Since:

1.1

Author:

Allard Buijze

Constructor Summary

Constructors

Constructor	Description
EventValidator(EventBus eventBus, FieldFilter fieldFilter)	Initializes the event validator to monitor the given eventBus.

Method Summary

Modifier and Type	Method	Description
void	assertPublishedEvents(Object... expected)	Assert that the given expected events have been published.
void	assertPublishedEventsMatching(org.hamcrest.Matcher<? extends Iterable<?>> matcher)	Asserts that events have been published matching the given matcher.
Object	handle(EventMessage<?> event)	Process the given event.
void	startRecording()	Starts recording event published by the event bus.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.axonframework.eventhandling.EventMessageHandler

prepareReset, prepareReset, supportsReset

Methods inherited from interface org.axonframework.messaging.MessageHandler

canHandle, canHandleType, getTargetType

Constructor Details

EventValidator

public EventValidator(EventBus eventBus,
 FieldFilter fieldFilter)

Initializes the event validator to monitor the given eventBus.

Parameters:

eventBus - the event bus to monitor

fieldFilter - the filter describing the Fields to include in a comparison

Method Details

assertPublishedEventsMatching

public void assertPublishedEventsMatching(org.hamcrest.Matcher<? extends Iterable<?>> matcher)

Asserts that events have been published matching the given matcher.

Parameters:

matcher - The matcher that will validate the actual events

assertPublishedEvents

public void assertPublishedEvents(Object... expected)

Assert that the given expected events have been published.

Parameters:

expected - the events that must have been published.

handle

public Object handle(EventMessage<?> event)

Description copied from interface: EventMessageHandler

Process the given event. The implementation may decide to process or skip the given event. It is highly unrecommended to throw any exception during the event handling process.

Specified by:

handle in interface EventMessageHandler

Specified by:

handle in interface MessageHandler<EventMessage<?>>

Parameters:

event - the event to handle

Returns:

the result of the event handler invocation. Is generally ignored

startRecording

public void startRecording()

Starts recording event published by the event bus.