code: public void marshall(InputDescription inputDescription, ProtocolMarshaller protocolMarshaller) {
  
          if (inputDescription == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(inputDescription.getInputId(), INPUTID_BINDING);
              protocolMarshaller.marshall(inputDescription.getNamePrefix(), NAMEPREFIX_BINDING);
              protocolMarshaller.marshall(inputDescription.getInAppStreamNames(), INAPPSTREAMNAMES_BINDING);
              protocolMarshaller.marshall(inputDescription.getInputProcessingConfigurationDescription(), INPUTPROCESSINGCONFIGURATIONDESCRIPTION_BINDING);
              protocolMarshaller.marshall(inputDescription.getKinesisStreamsInputDescription(), KINESISSTREAMSINPUTDESCRIPTION_BINDING);
              protocolMarshaller.marshall(inputDescription.getKinesisFirehoseInputDescription(), KINESISFIREHOSEINPUTDESCRIPTION_BINDING);
              protocolMarshaller.marshall(inputDescription.getInputSchema(), INPUTSCHEMA_BINDING);
              protocolMarshaller.marshall(inputDescription.getInputParallelism(), INPUTPARALLELISM_BINDING);
              protocolMarshaller.marshall(inputDescription.getInputStartingPositionConfiguration(), INPUTSTARTINGPOSITIONCONFIGURATION_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }
docs: Marshall the given parameter object.