import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.apache.poi.ss.usermodel.*;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;

import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;

/**
 * 读取excel，返回map对象list集合
 *
 * @author longrong.lang
 */
public class ReadExcelUtil {


    *
     * 读取excel操作
     *
     * @param filePath
     * @return:读取excel，返回map对象集合
     
    public static List<Map<String,String>> getExcuteList(String filePath) {
        Workbook wb = null;
        Sheet sheet = ;
        Row row = ;
        List<Map<String,String>> list = ;
        String cellData = ;
        String columns[] = {"name",methodvalue备注"};
        wb = readExcel(filePath);
        if (wb != ) {
            //用来存放表中数据
            list = new ArrayList<Map<String,1)">();
            获取第一个sheet
            sheet = wb.getSheetAt(0);
            获取最大行数
            int rownum = sheet.getPhysicalNumberOfRows();
            获取第一行
            row = sheet.getRow(获取最大列数
            int colnum = row.getPhysicalNumberOfCells();
            for (int i = 1; i < rownum; i++) {
                Map<String,String> map = new LinkedHashMap<String,String>();
                row = sheet.getRow(i);
                if (row != ) {
                    int j = 0; j < colnum; j++) {
                        cellData = (String) getCellFormatValue(row.getCell(j));
                        map.put(columns[j],cellData);
                    }
                } else {
                    break;
                }
                list.add(map);
            }
        }
        return list;
    }


    *
     * 判断excel文件的类型
     *
     * @param filePath
     * @return
     
    public static Workbook readExcel(String filePath) {
        Workbook wb = ;
        if (filePath == ) {
            return ;
        }
        String extString = filePath.substring(filePath.lastIndexOf(.));
        InputStream is = ;
        try {
            is = new FileInputStream(filePath);
            if (.xls.equals(extString)) {
                return wb = new HSSFWorkbook(is);
            } else .xlsx new XSSFWorkbook(is);
            }  {
                return wb = ;
            }
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }
        return wb;
    }

    public static Object getCellFormatValue(Cell cell) {
        Object cellValue = if (cell != 判断cell类型
            switch (cell.getCellType()) {
                case Cell.CELL_TYPE_NUMERIC: {
                    cellValue = String.valueOf(cell.getNumericCellValue());
                    break;
                }
                 Cell.CELL_TYPE_FORMULA: {
                    判断cell是否为日期格式
                    if (DateUtil.isCellDateFormatted(cell)) {
                        转换为日期格式YYYY-mm-dd
                        cellValue = cell.getDateCellValue();
                    }  {
                        数字
                        cellValue = String.valueOf(cell.getNumericCellValue());
                    }
                    break;
                }
                 Cell.CELL_TYPE_STRING: {
                    cellValue = cell.getRichStringCellValue().getString();
                    break;
                }
                default:
                    cellValue = "";
            }
        }  {
            cellValue = ;
        }
        return cellValue;
    }

}

import org.testng.annotations.DataProvider;

import java.util.List;
import java.util.Map;

public class ExcelDataHeleper {
    

    @DataProvider
    public Object[][] dataMethod(){
        List<Map<String,String>> result = ReadExcelUtil.getExcuteList(D:\\data.xls);
        Object[][] files = new Object[result.size()][];
        for(int i=0; i<result.size(); i++){
            files[i] = new Object[]{result.get(i)};
        }        
        return files;
    }
    

}

import org.testng.annotations.Test;

import java.util.Map;

public class TestDataUtil extends ExcelDataHeleper {


    @Test(dataProvider=dataMethod)
    public void testmethod1(Map<?,?> param){
        System.out.println(param.get(")+\t"+param.get());
    }


}