docs: public void marshall(Disk disk, ProtocolMarshaller protocolMarshaller) {
  
          if (disk == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(disk.getDiskId(), DISKID_BINDING);
              protocolMarshaller.marshall(disk.getDiskPath(), DISKPATH_BINDING);
              protocolMarshaller.marshall(disk.getDiskNode(), DISKNODE_BINDING);
              protocolMarshaller.marshall(disk.getDiskStatus(), DISKSTATUS_BINDING);
              protocolMarshaller.marshall(disk.getDiskSizeInBytes(), DISKSIZEINBYTES_BINDING);
              protocolMarshaller.marshall(disk.getDiskAllocationType(), DISKALLOCATIONTYPE_BINDING);
              protocolMarshaller.marshall(disk.getDiskAllocationResource(), DISKALLOCATIONRESOURCE_BINDING);
              protocolMarshaller.marshall(disk.getDiskAttributeList(), DISKATTRIBUTELIST_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }