code: public void marshall(ReportDefinition reportDefinition, ProtocolMarshaller protocolMarshaller) {
  
          if (reportDefinition == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(reportDefinition.getReportName(), REPORTNAME_BINDING);
              protocolMarshaller.marshall(reportDefinition.getTimeUnit(), TIMEUNIT_BINDING);
              protocolMarshaller.marshall(reportDefinition.getFormat(), FORMAT_BINDING);
              protocolMarshaller.marshall(reportDefinition.getCompression(), COMPRESSION_BINDING);
              protocolMarshaller.marshall(reportDefinition.getAdditionalSchemaElements(), ADDITIONALSCHEMAELEMENTS_BINDING);
              protocolMarshaller.marshall(reportDefinition.getS3Bucket(), S3BUCKET_BINDING);
              protocolMarshaller.marshall(reportDefinition.getS3Prefix(), S3PREFIX_BINDING);
              protocolMarshaller.marshall(reportDefinition.getS3Region(), S3REGION_BINDING);
              protocolMarshaller.marshall(reportDefinition.getAdditionalArtifacts(), ADDITIONALARTIFACTS_BINDING);
              protocolMarshaller.marshall(reportDefinition.getRefreshClosedReports(), REFRESHCLOSEDREPORTS_BINDING);
              protocolMarshaller.marshall(reportDefinition.getReportVersioning(), REPORTVERSIONING_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }
docs: Marshall the given parameter object.