code: @Override
      public GetDeviceDefinitionResult getDeviceDefinition(GetDeviceDefinitionRequest request) {
          request = beforeClientExecution(request);
          return executeGetDeviceDefinition(request);
      }
docs: Retrieves information about a device definition.
  
  @param getDeviceDefinitionRequest
  @return Result of the GetDeviceDefinition operation returned by the service.
  @throws BadRequestException
  invalid request
  @sample AWSGreengrass.GetDeviceDefinition
  @see <a href="http://docs.aws.amazon.com/goto/WebAPI/greengrass-2017-06-07/GetDeviceDefinition" target="_top">AWS
  API Documentation</a>