Read csv file in java spring boot

A Comma Separated Values (CSV) file is a simple text file that stores data in a tabular format, where columns are separated by a delimiter (usually a comma or a tab).

These files are typically used for importing and exporting data between servers and applications.

In my previous articles, I wrote about reading and write CSV files using core Java, OpenCSV, Apache Common CSV, and Spring Boot.

In this article, we shall look at different ways to read and parse a CSV file in Java.

Here is an example of a simple CSV file that uses a comma () as a delimiter to separate column values and doesn't contain any double-quote:

users.csv

Read CSV File using Core Java

To read and parse a simple CSV like the above that doesn't contain the delimiter inside column values, core Java classes can be used.

You can either use the BufferedReader class or the class to easily read the file in Java.

Class

Since CSV is just a plain-text file, the class can be used to read it line by line. You can then use the method to split each line by comma to

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