자바 엑셀 파일 읽기

package sele;

import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

import org.apache.poi.openxml4j.exceptions.InvalidFormatException;
import org.apache.poi.xssf.usermodel.XSSFRow;
import org.apache.poi.xssf.usermodel.XSSFSheet;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;

public class ExcelLoad {
	
	public List<String> getReply() throws InvalidFormatException, IOException{
		String pathFile="C\\sele\\reply.xlsx";
		List<String> replyList=new ArrayList<String>();
		XSSFWorkbook workbook=null;
		File excelFile=new File(pathFile);
		workbook=new XSSFWorkbook(excelFile);
		XSSFSheet sheet=workbook.getSheetAt(0);
		int rowCount=sheet.getLastRowNum();
		for (int i = 0; i <rowCount; i++) {
			XSSFRow row=sheet.getRow(i);
			String reply=row.getCell(0).toString();
			replyList.add(reply);
		}
		return replyList;
	}

	public static void main(String[] args) throws InvalidFormatException, IOException {
		ExcelLoad excel=new ExcelLoad();
		List<String> replyList=excel.getReply();
	}

}