ClaimsHandler claimsHandler = new CustomClaimsHandler();
claimsManager.setClaimHandlers(Collections.singletonList(claimsHandler));
providerParameters.setClaimsManager(claimsManager);
RequestClaimCollection requestedClaims = new RequestClaimCollection();
RequestClaim requestClaim = new RequestClaim();
requestClaim.setClaimType(ClaimTypes.LASTNAME);
requestClaim.setOptional(false);
requestedClaims.add(requestClaim);
providerParameters.setRequestedSecondaryClaims(requestedClaims);
TokenProviderResponse providerResponse = samlTokenProvider.createToken(providerParameters);
assertTrue(providerResponse != null);