code: public ServiceFuture<String> replaceContentAsync(String resourceGroupName, String automationAccountName, String runbookName, String runbookContent, final ServiceCallback<String> serviceCallback) {
          return ServiceFuture.fromHeaderResponse(replaceContentWithServiceResponseAsync(resourceGroupName, automationAccountName, runbookName, runbookContent), serviceCallback);
      }
docs: Replaces the runbook draft content.
  
  @param resourceGroupName Name of an Azure Resource group.
  @param automationAccountName The name of the automation account.
  @param runbookName The runbook name.
  @param runbookContent The runbook draft content.
  @param serviceCallback the async ServiceCallback to handle successful and failed responses.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the {@link ServiceFuture} object