code: public ServiceFuture<LabAccountInner> createOrUpdateAsync(String resourceGroupName, String labAccountName, LabAccountInner labAccount, final ServiceCallback<LabAccountInner> serviceCallback) {
          return ServiceFuture.fromResponse(createOrUpdateWithServiceResponseAsync(resourceGroupName, labAccountName, labAccount), serviceCallback);
      }
docs: Create or replace an existing Lab Account.
  
  @param resourceGroupName The name of the resource group.
  @param labAccountName The name of the lab Account.
  @param labAccount Represents a lab account.
  @param serviceCallback the async ServiceCallback to handle successful and failed responses.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the {@link ServiceFuture} object