CSV to XLSX using Java

The Java SDK for converting Csv documents to Excel files.

The Java library for converting comma-separated values CSV file to Excel XLSX file.

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ConvertAPI Java library install

ConvertAPI provides a Java SDK that allows you to perform a CSV to XLSX conversion with just a few lines of code. Convert CSV to XLSX documents using Java programming language with no effort at all!

        # Add the following dependency to your pom.xml:
    
        <dependency>

   <groupId>com.convertapi.client</groupId>

   <artifactId>convertapi</artifactId>

   <version>2.10</version>

</dependency>

Maven GitHub

Authenticate your Java library

You can obtain your secret key by signing up for a free account. Once you sign up, you'll receive 250 free conversions instantly! Grab your authentication secret from the account dashboard, and authenticate the ConvertAPI Java library like this:

# get your secret key here: https://www.convertapi.com/a/auth


        use \ConvertApi\ConvertApi;

        ConvertApi::setApiSecret('your-api-secret');

Convert CSV to XLSX using Java in no time!

Once you have your authentication in place, simply copy-paste this csv to xlsx conversion code snippet into your Java project:

// Code snippet is using the ConvertAPI JavaScript Client: https://github.com/ConvertAPI/convertapi-js

// Code snippet is using the ConvertAPI Node.js Client: https://github.com/ConvertAPI/convertapi-nodejs

// Code snippet is using the ConvertAPI PHP Client: https://github.com/ConvertAPI/convertapi-php

// Code snippet is using the ConvertAPI Java Client: https://github.com/ConvertAPI/convertapi-java

// Code snippet is using the ConvertAPI C# Client: https://github.com/ConvertAPI/convertapi-dotnet

# Code snippet is using the ConvertAPI Ruby Client: https://github.com/ConvertAPI/convertapi-ruby

# Code snippet is using the ConvertAPI Python Client: https://github.com/ConvertAPI/convertapi-python

// Code snippet is using the ConvertAPI Go Client: https://github.com/ConvertAPI/convertapi-go

REM Code snippet is using the command line utility program: https://github.com/ConvertAPI/convertapi-cli

Upload the file and see how it works

You can set up the advanced conversion parameters and test the conversion result online using our interactive demo tool. It will auto-generate the code snippet for you!

Advanced CSV to XLSX conversion parameters

CellType Collection

Set Excel cell type, if set as text the date and number format will be the same as in CSV file.

Values: general text

Delimiter String

Set fields separator.