如何使用Apache POI或JAVA中的任何其他工具从Excel工作表中获取最大尺寸的行？

Question

我在每行中都有一个excel文件随机单元格

我使用Apache POI获取工作表，行和单元格，我想找到包含大多数单元格的行，然后我需要该行的单元格数

即根据我的示例文件，期待答案是

第3行包含7个单元格

我的代码

package volumata.web.service;

import org.apache.poi.ss.usermodel.*;
import java.io.File;
import java.io.IOException;
import java.util.Iterator;
import java.io.FileInputStream;
import org.apache.tika.exception.TikaException;
import org.apache.tika.metadata.Metadata;
import org.apache.tika.parser.AutoDetectParser;
import org.apache.tika.parser.ParseContext;
import org.apache.tika.parser.Parser;
import org.apache.tika.sax.BodyContentHandler;
import org.apache.poi.xssf.usermodel.XSSFSheet;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;

public class ExcelReader {
    public static final String SAMPL_XLSX_FILE_PATH = "/home/volumata/Desktop       /sample.xlsx";

    public static void main(final String[] args) throws IOException, TikaException, Exception {
        // READ xslx file
        File file = new File(SAMPLE_XLSX_FILE_PATH);
        if (file.exists()) {
            double bytes = file.length();
            System.out.println("bytes : " + bytes);
        } else {
            System.out.println("File does not exists!");
        }
        // parameters of parse() method
        Parser parser = new AutoDetectParser();
        BodyContentHandler handler = new BodyContentHandler();
        Metadata metadata = new Metadata();
        FileInputStream inputstream = new FileInputStream(file);
        ParseContext context = new ParseContext();
        // Parsing the given file
        parser.parse(inputstream, handler, metadata, context);
        // list of meta data elements elements
        System.out.println(" metadata elements and values of the given file :");
        String[] metadataNamesb4 = metadata.names();
        for (String name : metadataNamesb4) {
            System.out.println(name + ": " + metadata.get(name) + "   Size:" + metadata.hashCode());
            metadata.size();
        }
        XSSFWorkbook workbook = new XSSFWorkbook(file);
        System.out.println("Workbook name:" + file.getName());
        workbook.getNumberOfFonts();
        System.out.println("Workbook name:" + file.getName());
        System.out.println("Sheet count:" + workbook.getNumberOfSheets());
        Iterator itesheet = workbook.sheetIterator();
        int j = 1;
        XSSFSheet sheet1 = (XSSFSheet) itesheet.next();
        Iterator rowIter = sheet1.rowIterator();
        Row r = (Row) rowIter.next();
        short lastCellNum = r.getLastCellNum();
        int[] dataCount = new int[lastCellNum];
        System.out.println("sheet lastCellNum:" + lastCellNum);
        System.out.println("sheet dataCount:" + dataCount.length);
        while (itesheet.hasNext()) {
            XSSFSheet sheet = (XSSFSheet) itesheet.next();
            sheet.getColumnOutlineLevel(0);
            System.out.println("sheet getColumnOutlineLevel:" + sheet.getColumnOutlineLevel(1));
            Iterator ite = sheet.rowIterator();
            System.out.println();
            int i = 1;
            while (ite.hasNext()) {
                Row row = (Row) ite.next();
                System.out.println(row.getOutlineLevel());
                System.out.println(i + "-Cell count:" + row.getPhysicalNumberOfCells());
                Iterator<Cell> cite = row.cellIterator();
                while (cite.hasNext()) {
                    Cell c = cite.next();
                    System.out.print(c.toString() + "  ");
                }
                i++; // System.out.println();
            }
            j++;
        }
    }
}