How to Convert Excel to CSV in Java. For more information, please follow link: https://kb.groupdocs.com/conversion/java/how-to-convert-excel-to-csv-in-java/

How to Convert Excel to CSV in Java.java

import com.groupdocs.conversion.Converter;
import com.groupdocs.conversion.licensing.License;
import com.groupdocs.conversion.options.convert.SpreadsheetConvertOptions;
import com.groupdocs.conversion.filetypes.SpreadsheetFileType;

public class ConvertExcelToCsvInJava {
    public static void main(String[] args) { // Main function to convert Excel to CSV in Java
        // Remove the watermark in output Text document by adding license
        License lic = new License();
        lic.setLicense("GroupDocs.Conversion.lic");

        // Load the source Excel file for conversion to CSV
        Converter converter = new Converter("sample.xlsx");

        // Set the convert options for CSV file
        SpreadsheetConvertOptions options = new SpreadsheetConvertOptions();
        options.setFormat(SpreadsheetFileType.Csv); // Specify the conversion format

        // Convert and save the Excel in CSV format
        converter.convert("converted.csv", options);

        System.out.println("Done");
    }

}