code: public ServiceFuture<VaultInner> createOrUpdateAsync(String resourceGroupName, String vaultName, VaultCreateOrUpdateParameters parameters, final ServiceCallback<VaultInner> serviceCallback) {
          return ServiceFuture.fromResponse(createOrUpdateWithServiceResponseAsync(resourceGroupName, vaultName, parameters), serviceCallback);
      }
docs: Create or update a key vault in the specified subscription.
  
  @param resourceGroupName The name of the Resource Group to which the server belongs.
  @param vaultName Name of the vault
  @param parameters Parameters to create or update the vault
  @param serviceCallback the async ServiceCallback to handle successful and failed responses.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the {@link ServiceFuture} object