@Override
            public void execute() {
                listener.handleConfigurationModifiedEvent(new CasConfigurationModifiedEvent(this, true, null));
            }
This is {@link DefaultServiceRegistryInitializerEventListenerTests}.

@author Misagh Moayyed
@since 6.2.0
core/cas-server-core-services-registry/src/test/java/org/apereo/cas/services/DefaultServiceRegistryInitializerEventListenerTests.java