@Bean
    @ConditionalOnMissingBean(name = CommunicationsManager.BEAN_NAME)
    @RefreshScope(proxyMode = ScopedProxyMode.DEFAULT)
    public CommunicationsManager communicationsManager(
        @Qualifier(SmsSender.BEAN_NAME)
        final SmsSender smsSender,
        @Qualifier(EmailSender.BEAN_NAME)
        final EmailSender emailSender,
        @Qualifier(PhoneCallOperator.BEAN_NAME)
        final PhoneCallOperator phoneCallOperator,
        @Qualifier(NotificationSender.BEAN_NAME)
        final NotificationSender notificationSender) {
        return new DefaultCommunicationsManager(smsSender, emailSender, notificationSender, phoneCallOperator);
    }
This is {@link CasCoreNotificationsAutoConfiguration}.

@author Misagh Moayyed
@since 5.0.0
core/cas-server-core-notifications/src/main/java/org/apereo/cas/config/CasCoreNotificationsAutoConfiguration.java