Method of converting excel table into JSON by Java

Today, a friend of mine asked me if there was any way to use Excel and JSON everywhere. I found several tools on the Internet, which were not ideal, so I wrote a tool according to my own needs.

Function code

Excel form template type and calling method

The first method: enclose the entity class variable name or database field name in parentheses

The calling method is as follows:

The second one: the entity class variable name or the database field starts on another line, as shown in the following two figures

The calling method is as follows:

Results printed by jsonarray