超詳細：
Java異常處理和最佳實踐（含案例分析）
https://mp.weixin.qq.com/s/7MbgphfBDBHWLx9nx5lHqA
1.
異常處理
https://blog.csdn.net/lanuage/article/details/94303169
https://www.cnblogs.com/panshenlian/p/14095564.html
https://www.cnblogs.com/fulfill/p/16046859.html
2.全域性異常處理
https://www.cnblogs.com/deppwang/p/13939528.html
https://www.cnblogs.com/davis12/p/17901559.html
Springboot全域性異常處理：
https://www.cnblogs.com/xuwujing/p/10933082.html
@ExceptionHandler
https://blog.csdn.net/tolode/article/details/103263528