code: @Override
      public GetCrawlerMetricsResult getCrawlerMetrics(GetCrawlerMetricsRequest request) {
          request = beforeClientExecution(request);
          return executeGetCrawlerMetrics(request);
      }
docs: <p>
  Retrieves metrics about specified crawlers.
  </p>
  
  @param getCrawlerMetricsRequest
  @return Result of the GetCrawlerMetrics operation returned by the service.
  @throws OperationTimeoutException
  The operation timed out.
  @sample AWSGlue.GetCrawlerMetrics
  @see <a href="http://docs.aws.amazon.com/goto/WebAPI/glue-2017-03-31/GetCrawlerMetrics" target="_top">AWS API
  Documentation</a>