Made MediaType.primaryDensityCode and secondaryDensityCode optional

catalogue/MediaType.hpp

@@ -61,12 +61,12 @@ struct MediaType {
   /**
    * The primary SCSI density code.
    */
-  std::uint8_t primaryDensityCode;
+  cta::optional<std::uint8_t> primaryDensityCode;
 
   /**
    * The secondary SCSI density code.
    */
-  std::uint8_t secondaryDensityCode;
+  cta::optional<std::uint8_t> secondaryDensityCode;
 
   /**
    * The number of tape wraps.

xroot_plugins/XrdCtaMediaTypeLs.hpp

@@ -76,8 +76,8 @@ int MediaTypeLsStream::fillBuffer(XrdSsiPb::OStreamBuffer<Data> *streambuf) {
     mt_item->set_name(mt.name);
     mt_item->set_cartridge(mt.cartridge);
     mt_item->set_capacity(mt.capacityInBytes);
-    mt_item->set_primary_density_code(mt.primaryDensityCode);
-    mt_item->set_secondary_density_code(mt.secondaryDensityCode);
+    if (mt.primaryDensityCode) mt_item->set_primary_density_code(mt.primaryDensityCode.value());
+    if (mt.secondaryDensityCode) mt_item->set_secondary_density_code(mt.secondaryDensityCode.value());
     if (mt.nbWraps) mt_item->set_number_of_wraps(mt.nbWraps.value());
     if (mt.minLPos) mt_item->set_min_lpos(mt.minLPos.value());
     if (mt.maxLPos) mt_item->set_max_lpos(mt.maxLPos.value());