code: @Override
      public GetClassifiersResult getClassifiers(GetClassifiersRequest request) {
          request = beforeClientExecution(request);
          return executeGetClassifiers(request);
      }
docs: <p>
  Lists all classifier objects in the Data Catalog.
  </p>
  
  @param getClassifiersRequest
  @return Result of the GetClassifiers operation returned by the service.
  @throws OperationTimeoutException
  The operation timed out.
  @sample AWSGlue.GetClassifiers
  @see <a href="http://docs.aws.amazon.com/goto/WebAPI/glue-2017-03-31/GetClassifiers" target="_top">AWS API
  Documentation</a>