springboot中使用poi读取Excel数据,导出数据

参考博客::https://www.cnblogs.com/gdwkong/p/8669220.html

额外添加依赖:

      <dependency>
            <groupId>org.apache.poi</groupId>
            <artifactId>poi-ooxml</artifactId>
            <version>3.17</version>
        </dependency>