How to Write&Read csv file in Java?

use OpenCSV

OpenCSV is able to serialize .csv files into preset and reusable schemas implemented as annotated Java pojo beans

<!-- https://mvnrepository.com/artifact/com.opencsv/opencsv -->
<dependency>
    <groupId>com.opencsv</groupId>
    <artifactId>opencsv</artifactId>
    <version>5.7.1</version>
</dependency>

Write CSV

Read CSV

opencsv –