code: public void beginRestart(String resourceGroupName, String containerGroupName) {
          beginRestartWithServiceResponseAsync(resourceGroupName, containerGroupName).toBlocking().single().body();
      }
docs: Restarts all containers in a container group.
  Restarts all containers in a container group in place. If container image has updates, new image will be downloaded.
  
  @param resourceGroupName The name of the resource group.
  @param containerGroupName The name of the container group.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @throws CloudException thrown if the request is rejected by server
  @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent