Yes, i didn't have in my classpath : xmlbeans-2.3.0.jar.
So, it's good.
Thank you very much Nick!
The code to read and write a .xlsx file it's:
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.apache.poi.openxml4j.exceptions.InvalidFormatException;
import org.apache.poi.openxml4j.opc.OPCPackage;
import org.apache.poi.ss.usermodel.Cell;
import org.apache.poi.ss.usermodel.FormulaEvaluator;
import org.apache.poi.ss.usermodel.Row;
import org.apache.poi.ss.usermodel.Sheet;
import org.apache.poi.ss.usermodel.Workbook;
import org.apache.poi.ss.usermodel.WorkbookFactory;
import org.apache.poi.xssf.usermodel.XSSFCell;
import org.apache.poi.xssf.usermodel.XSSFRow;
import org.apache.poi.xssf.usermodel.XSSFSheet;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;
public class LireEcrire {
/**
* @param args
*/
public static void main(String[] args) {
try {
//pour ouvrir un .xlsx
InputStream is = new FileInputStream("workbook.xlsx");
OPCPackage opc=OPCPackage.open(is);
XSSFWorkbook wb= new XSSFWorkbook(opc);
XSSFSheet sheet = (XSSFSheet)wb.getSheetAt(0);//onglet 0
XSSFRow row = sheet.getRow(0);//ligne 0
XSSFCell cell = row.getCell(8);// colonne 8 (D)
//pour ouvrir un .xlsx
FormulaEvaluator evaluator =
wb.getCreationHelper().createFormulaEvaluator();
evaluator.evaluate(cell);
if (cell == null)
cell = row.createCell(8);
cell.setCellType(Cell.CELL_TYPE_STRING);
cell.setCellValue("sisi");
// Write the output to a file
FileOutputStream fileOut = new FileOutputStream("workbook.xlsx");
wb.write(fileOut);
fileOut.close();
} catch (FileNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (InvalidFormatException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
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