code: @Override
      public final String getIndexName() {
          final Source source = sourceRenderer.getGedObject();
          if (!source.isSet()) {
              return "";
          }
  
          final String nameHtml = sourceRenderer.getTitleString();
  
          return "<a href=\"source?db=" + source.getDbName() + "&amp;id="
                  + source.getString() + "\" class=\"name\" id=\"source-"
                  + source.getString() + "\">" + nameHtml + " ("
                  + source.getString() + ")</a>";
      }
docs: {@inheritDoc}