code: public ServiceFuture<CertificatePolicy> updateCertificatePolicyAsync(String vaultBaseUrl, String certificateName, CertificatePolicy certificatePolicy, final ServiceCallback<CertificatePolicy> serviceCallback) {
          return ServiceFuture.fromResponse(updateCertificatePolicyWithServiceResponseAsync(vaultBaseUrl, certificateName, certificatePolicy), serviceCallback);
      }
docs: Updates the policy for a certificate.
  Set specified members in the certificate policy. Leave others as null. This operation requires the certificates/update permission.
  
  @param vaultBaseUrl The vault name, for example https://myvault.vault.azure.net.
  @param certificateName The name of the certificate in the given vault.
  @param certificatePolicy The policy for the certificate.
  @param serviceCallback the async ServiceCallback to handle successful and failed responses.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the {@link ServiceFuture} object