docs: private void setClipboardData(CmsSitemapClipboardData clipboardData) throws CmsException {
  
          CmsObject cms = getCmsObject();
          CmsUser user = cms.getRequestContext().getCurrentUser();
          if (clipboardData != null) {
              JSONArray modified = new JSONArray();
              if (clipboardData.getModifications() != null) {
                  for (CmsUUID id : clipboardData.getModifications().keySet()) {
                      if (id != null) {
                          modified.put(id.toString());
                      }
                  }
              }
              user.setAdditionalInfo(ADDINFO_ADE_MODIFIED_LIST, modified.toString());
              JSONArray deleted = new JSONArray();
              if (clipboardData.getDeletions() != null) {
                  for (CmsUUID id : clipboardData.getDeletions().keySet()) {
                      if (id != null) {
                          deleted.put(id.toString());
                      }
                  }
              }
              user.setAdditionalInfo(ADDINFO_ADE_DELETED_LIST, deleted.toString());
              cms.writeUser(user);
          }
      }