SUM(ABOVE) functionality in apache poi or docx4j

I am trying to implement =SUM(ABOVE) function in docx which is used to sum all elements above to tht column. I was able to implement this with apache poi using : CTSimpleField sumAbove = …

Create Java Apache POI Line Chart where Dates appear on the horizontal X-axis

I’m trying to create a simple line chart using the Java Apache POI which is essentially a time series, consisting of a Date and a numeric value: 2019-01-01,100.0 2019-01-02,99.0 2019-01-03,98.5 … …

Apache POI java.lang.NoSuchMethodError

My code is below: import java.util.*; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.InputStream; import java.io.IOException; import org.apache.poi.ss….

Java how to user JFileChooser to save a excel file created by Apache POI

I want to save a spreadsheet file to a user custom file folder, people suggest to use JFileChooser, but I actually don’t know how to achieve it. I have my current example code here: import java.io….

Apache POI Parsing error

I know this question has been asked often, but couldn’t find a suitable solution. When working with XWPFDocument xdoc = new XWPFDocument(srcFile); or XSSFWorkbook workbook = new XSSFWorkbook(…

I am trying to combine multiple csv files into one excel workbook as different sheets using java

I am able to create the sheets for different .csv files present in a folder in one Excel workbook using below java code But i am getting the data of all the csv file data in to single worksheet. i am …

Using Apache POI how to read a specific excel column

I’m having a problem in excel while using Apache POI. I can read across rows, but sometimes I’m in a situation where I would like to read a particular column only. So is it possible to read any …

How to get the formatted value of a number for a cell in Apache POI?

I wanted to get the value of a Numeric cell as a simple string. Suppose there the type of cell is numeric with value 90%. Now I cannot use cell.getStringCellValue() as it will throw exception. I also …