code: @Override
      public GetClassifierResult getClassifier(GetClassifierRequest request) {
          request = beforeClientExecution(request);
          return executeGetClassifier(request);
      }
docs: <p>
  Retrieve a classifier by name.
  </p>
  
  @param getClassifierRequest
  @return Result of the GetClassifier operation returned by the service.
  @throws EntityNotFoundException
  A specified entity does not exist
  @throws OperationTimeoutException
  The operation timed out.
  @sample AWSGlue.GetClassifier
  @see <a href="http://docs.aws.amazon.com/goto/WebAPI/glue-2017-03-31/GetClassifier" target="_top">AWS API
  Documentation</a>