超详细：

Java异常处理和最佳实践（含案例分析）

https://mp.weixin.qq.com/s/7MbgphfBDBHWLx9nx5lHqA

1.

异常处理

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.全局异常处理

https://www.cnblogs.com/deppwang/p/13939528.html

https://www.cnblogs.com/davis12/p/17901559.html

Springboot全局异常处理：

https://www.cnblogs.com/xuwujing/p/10933082.html

@ExceptionHandler

https://blog.csdn.net/tolode/article/details/103263528