Every application requires to upload or import data from an Excel sheet at some point of time. Different ways are used for importing data such as Apache POI, Jxls,etc.
Apache POI library: Provides the mechanism to read data cell by cell
JXLS library: xml mapping for objection from formatted Excel
A) Apache POI APIs:
It helps you to read Excel files and also write them using Java.
In case of a maven project, following dependency can be included into the pom.xml:
<version>3.9</version> // any latest version can be used