code: @Override
      public CreateClassifierResult createClassifier(CreateClassifierRequest request) {
          request = beforeClientExecution(request);
          return executeCreateClassifier(request);
      }
docs: <p>
  Creates a classifier in the user's account. This may be a <code>GrokClassifier</code>, an
  <code>XMLClassifier</code>, a <code>JsonClassifier</code>, or a <code>CsvClassifier</code>, depending on which
  field of the request is present.
  </p>
  
  @param createClassifierRequest
  @return Result of the CreateClassifier operation returned by the service.
  @throws AlreadyExistsException
  A resource to be created or added already exists.
  @throws InvalidInputException
  The input provided was not valid.
  @throws OperationTimeoutException
  The operation timed out.
  @sample AWSGlue.CreateClassifier
  @see <a href="http://docs.aws.amazon.com/goto/WebAPI/glue-2017-03-31/CreateClassifier" target="_top">AWS API
  Documentation</a>