pub fn attribute_reference(
        &self,
    ) -> std::option::Option<&crate::model::FacetAttributeReference> {
        self.attribute_reference.as_ref()
    }
/// <p>An attribute reference that is associated with the attribute. See <a href="https://docs.aws.amazon.com/clouddirectory/latest/developerguide/schemas_attributereferences.html">Attribute References</a> for more information.</p>
An attribute reference that is associated with the attribute. See Attribute References for more information.
An attribute reference that is associated with the attribute . See Attribute References for more information .
pub fn attribute_reference(
        &self,
    ) -> std::option::Option<&crate::model::FacetAttributeReference> {
        self.attribute_reference.as_ref()
    }
pub fn attribute_reference ( & self , ) -> std :: option :: Option < & crate :: model :: FacetAttributeReference > { self . attribute_reference . as_ref ( ) }
<p>An attribute reference that is associated with the attribute.
<p > An attribute reference that is associated with the attribute .
&self
&self