AuthConstraintMetaData ac1 = new AuthConstraintMetaData();
ac1.getRoleNames().add("PostRole");
sc1.setAuthConstraint(ac1);
// user-data-constraint/transport-guarantee
UserDataConstraintMetaData none = new UserDataConstraintMetaData();
none.setTransportGuarantee(TransportGuaranteeType.NONE);
sc1.setUserDataConstraint(none);
securityContraints.add(sc1);
}