code: public void marshall(StartDocumentClassificationJobRequest startDocumentClassificationJobRequest, ProtocolMarshaller protocolMarshaller) {
  
          if (startDocumentClassificationJobRequest == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(startDocumentClassificationJobRequest.getJobName(), JOBNAME_BINDING);
              protocolMarshaller.marshall(startDocumentClassificationJobRequest.getDocumentClassifierArn(), DOCUMENTCLASSIFIERARN_BINDING);
              protocolMarshaller.marshall(startDocumentClassificationJobRequest.getInputDataConfig(), INPUTDATACONFIG_BINDING);
              protocolMarshaller.marshall(startDocumentClassificationJobRequest.getOutputDataConfig(), OUTPUTDATACONFIG_BINDING);
              protocolMarshaller.marshall(startDocumentClassificationJobRequest.getDataAccessRoleArn(), DATAACCESSROLEARN_BINDING);
              protocolMarshaller.marshall(startDocumentClassificationJobRequest.getClientRequestToken(), CLIENTREQUESTTOKEN_BINDING);
              protocolMarshaller.marshall(startDocumentClassificationJobRequest.getVolumeKmsKeyId(), VOLUMEKMSKEYID_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }
docs: Marshall the given parameter object.