docs: @SuppressWarnings( "unchecked" )
      protected void processVariablesOfVariableDeclarationFragment( FieldDeclaration fieldDeclaration,
                                                                    FieldMetadata fieldMetadata ) {
          List<VariableDeclarationFragment> fragments = fieldDeclaration.fragments();
          for (VariableDeclarationFragment fragment : fragments) {
              fieldMetadata.getVariables().add(new Variable(JavaMetadataUtil.getName(fragment.getName())));
          }
      }