public static void javaOutputUnaryOperator(Cons expression) {
    { StringWrapper op = ((StringWrapper)(expression.value));
      Stella_Object arg = expression.rest.value;

      ((OutputStream)(Stella.$CURRENT_STREAM$.get())).nativeStream.print(op.wrapperValue);
      Stella_Object.javaMaybeOutputStatementWithParentheses(arg);
    }
  }