I was just a front-end chicken dish, java is not how will just need to get back in return results can be transferred from the payment module
code show as below:
Explain here: There are two ways to pay: 1: back-end return form, get the jump page while v-html to display a new page to complete the scan code to pay
2: the back-end return url, you can get directly open
Refer to the following:
https://www.cnblogs.com/kelly2017/p/7280068.html
https://www.jianshu.com/p/155757d2b9eb