SpringBoot整合weixin-java-tools实现微信公众号登录授权
注册 https://ngrok.com 将本地服务端口代理映射到公网，微信服务器端绑定映射到ngrok的域名进行调试
wget https://bin.equinox.io/c/4VmDzA7iaHb/ngrok-stable-windows-amd64.zip
unzip ngrok-stable-windows-amd64.zip
ngrok authtoken 8TAZn4p5inht6MUKtkPzJ_6Amr8yEUYu6ZBndQ2CCKS
ngrok http 8080
ngrok by @inconshreveable (Ctrl+C to quit)
Session Status online
Account 冯靖 (Plan: Free) Fo
rsion 2.3.27 Re
gion United States (us) We
b Interface http://127.0.0.1:4040
Forwarding http://441aca54.ngrok.io -> http://localhost:8080
Forwarding https://441aca54.ngrok.io -> http://localhost:8080
Connections ttl opn rt1 rt5 p50 p90
0 0 0.00 0.00 0.00 0.00启动项目，将本地8080代理到441aca54.ngrok.io的80端口，在微信服务器端设置该域名后访问https://441aca54.ngrok.io/wechat/authorize?returnUrl=http://baidu.com即可获取微信用户信息
参考项目
https://github.com/wechat-group/WxJava
https://github.com/binarywang/weixin-java-mp-demo-springboot