UserRegistrationSaga

gistfile1.java

class UserRegistrationSaga {
	private RegistrationStep registrationStep;
	... // Other stuff
	
	@SagaStart
	@SagaEventHandler(UserCreated event){
		commandBus.dispatch(new SendAConfirmationEmailToUser());
		registrationStep = RegistrationStep.INACTIVE_ACCOUNT_CREATED;
	}
	
	@SagaEventHandler(UserConfirmedEmailAddress event){
		commandBus.dispatch(new ActivateUserAccount());
		registrationStep = RegistrationStep.EMAIL_CONFIRMED;
	}
	
	@SagaEventHandler(UserAskedToResendTheConfirmedEmailAddress event){
		commandBus.dispatch(new ResendTheConfirmationEmail());
		registrationStep = RegistrationStep.CONFIRMATION_EMAIL_RESENT;
	}
	
	@EndSaga
	@SagaEventHandler(UserAccountActivated event){
		commandBus.dispatch(new SendAConfirmationEmailToUser());
		registrationStep = RegistrationStep.COMPLETE;
	}
}