@Override
    public void registerMetadataResolver(final SamlRegisteredServiceMetadataResolver clazz) {
        if (BeanSupplier.isNotProxy(clazz)) {
            registeredMetadataResolvers.add(clazz);
        }
    }
This is {@link DefaultSamlRegisteredServiceMetadataResolutionPlan}.

@author Misagh Moayyed
@since 5.2.0
support/cas-server-support-saml-idp-metadata/src/main/java/org/apereo/cas/support/saml/services/idp/metadata/plan/DefaultSamlRegisteredServiceMetadataResolutionPlan.java