static String getClaimInCasNamespace(final String claim) {
        return String.format("%s%s", HTTP_SCHEMAS_APEREO_CAS, claim);
    }
Gets claim in cas namespace.

@param claim the claim
@return the claim in cas namespace
support/cas-server-support-ws-idp-api/src/main/java/org/apereo/cas/ws/idp/WSFederationConstants.java