code: public FileServerInner beginCreate(String resourceGroupName, String fileServerName, FileServerCreateParameters parameters) {
          return beginCreateWithServiceResponseAsync(resourceGroupName, fileServerName, parameters).toBlocking().single().body();
      }
docs: Creates a file server.
  
  @param resourceGroupName Name of the resource group to which the resource belongs.
  @param fileServerName The name of the file server within the specified resource group. File server names can only contain a combination of alphanumeric characters along with dash (-) and underscore (_). The name must be from 1 through 64 characters long.
  @param parameters The parameters to provide for file server creation.
  @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
  @return the FileServerInner object if successful.