Draw Line in Excel using Java. For more details: https://kb.aspose.com/cells/java/draw-line-in-excel-using-java/

Draw Line in Excel using Java.java

import com.aspose.cells.*;
public class Main
{
    public static void main(String[] args) throws Exception // Draw lines using Java
    {
        // Set the licenses
        new License().setLicense("License.lic");

        // Create a workbook
        Workbook book = new Workbook();

        // Select a sheet
        Worksheet worksheet = book.getWorksheets().get(0);

        // Draw line
        ShapeCollection shapes = worksheet.getShapes();
        shapes.addLine(3, 5, 3, 5, 100, 500);

        // Save the output
        book.save("sample.xlsx", SaveFormat.XLSX);

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