code: public ServiceFuture<ConfigurationInner> beginCreateOrUpdateAsync(String resourceGroupName, String serverName, String configurationName, ConfigurationInner parameters, final ServiceCallback<ConfigurationInner> serviceCallback) {
          return ServiceFuture.fromResponse(beginCreateOrUpdateWithServiceResponseAsync(resourceGroupName, serverName, configurationName, parameters), serviceCallback);
      }
docs: Updates a configuration of a server.
  
  @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value from the Azure Resource Manager API or the portal.
  @param serverName The name of the server.
  @param configurationName The name of the server configuration.
  @param parameters The required parameters for updating a server configuration.
  @param serviceCallback the async ServiceCallback to handle successful and failed responses.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the {@link ServiceFuture} object