使用Java语言编写一个模拟网上超市购物结算功能的程序，要求程序运行后有一个图形用户界面，可供用户输入购买的各种商品相关信息，最后给出用户的购物清单及价格，并且用户可以根据需要查询自己购买的第几项商品的详细信息。-A simulated online supermarket shopping the clearing functions the program using the Java language, the program runs a graphical user interface, the variety of goods available for the user to enter purchase information, and finally gives the user s shopping list and prices, and the user canneed to query detailed information of their purchase several commodities.