如何将多个镜像添加到XSSFGroupShape

import org.apache.poi.ss.usermodel.*;
import org.apache.poi.xssf.usermodel.*;

import java.io.FileOutputStream;
import java.io.IOException;

public class AddImagesToGroupShapeExample {
    public static void main(String[] args) {
        try {
            // 创建XSSFWorkbook对象
            XSSFWorkbook workbook = new XSSFWorkbook();

            // 创建XSSFSheet对象
            XSSFSheet sheet = workbook.createSheet("Sheet1");

            // 创建XSSFDrawing对象
            XSSFDrawing drawing = sheet.createDrawingPatriarch();

            // 创建XSSFClientAnchor对象
            XSSFClientAnchor anchor = new XSSFClientAnchor(0, 0, 0, 0, 0, 0, 5, 5);

            // 使用XSSFDrawing的createGroup方法创建XSSFGroupShape对象
            XSSFGroupShape group = drawing.createGroup(anchor);

            // 添加多个镜像到XSSFGroupShape对象
            for (int i = 1; i <= 3; i++) {
                // 创建XSSFPicture对象
                XSSFPicture picture = drawing.createPicture(anchor, i);

                // 设置图片文件路径
                String imagePath = "path/to/image" + i + ".jpg";
                picture.setPictureReference(sheet.getWorkbook().addPicture(
                        new FileInputStream(imagePath), Workbook.PICTURE_TYPE_JPEG
                ));

                // 将图片添加到XSSFGroupShape对象
                group.createPicture(anchor, picture.getPictureIndex());
            }

            // 保存Excel文件
            FileOutputStream fileOut = new FileOutputStream("path/to/output.xlsx");
            workbook.write(fileOut);
            fileOut.close();

            System.out.println("多个镜像已成功添加到XSSFGroupShape对象。");

        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}