public static boolean contains(final String claimName) {
        return EnumUtils.isValidEnum(WSFederationClaims.class, claimName);
    }
Contains claim.

@param claimName the claim name
@return true/false
support/cas-server-support-ws-idp-api/src/main/java/org/apereo/cas/ws/idp/WSFederationClaims.java