Java获取Excel表格数据

public void importExcel() {
        System.out.println("--------Begin---------");

        /*UploadFile uploadFile = this.getFile("excelFile");
        File file = uploadFile.getFile()*/

        File file = new File("D://excel/test.xls");

        List<String[]> lists = ExcelUtil.getExcelData(file).get(0);
        for (String[] strings : lists) {
            if (strings[0] != null && strings[0] != "") {
                String EXCEL_ID = strings[0];
                String NAME = strings[1];
                String SEX = strings[2];
                String PWD = strings[3];
                String DATE = strings[4];
                ExcelInfo excelInfo = new ExcelInfo();
                excelInfo.set("EXCEL_ID",EXCEL_ID);
                excelInfo.set("NAME",NAME);
                excelInfo.set("SEX",SEX);
                excelInfo.set("PWD",PWD);
                excelInfo.set("DATE",DATE);
                System.out.println(excelInfo.toString());
                /*excelInfo.save();*/
            }
        }
    }

public static List<List<String[]>> getExcelData(File file) {
        HSSFWorkbook workbook;
        List<List<String[]>> dataList = new ArrayList<List<String[]>>();
        try {
            workbook = new HSSFWorkbook(new FileInputStream(file));
            HSSFSheet sheet;
            for (int i = 0; i < workbook.getNumberOfSheets(); i++) {
                sheet = workbook.getSheetAt(i);
                List<String[]> rows = new ArrayList<String[]>();
                int colsnum = 0;
                for (int j = 1; j <= sheet.getLastRowNum(); j++) {
                    HSSFRow row = sheet.getRow(j);
                    if (row != null) {
                        colsnum = sheet.getRow(1).getPhysicalNumberOfCells();
                        String[] cols = new String[colsnum];
                        for (int k = 0; k < colsnum; k++) {
                            Cell cell = row.getCell(k);
                            if (cell != null) {
                                if (cell.getCellTypeEnum().equals("NUMERIC")) {
                                    if (String.valueOf(cell.getNumericCellValue()).matches(".*[E|e].*")) {
                                        DecimalFormat df = new DecimalFormat("#.#");
                                        df.setMaximumFractionDigits(2);
                                        cols[k] = df.format(row.getCell(k).getNumericCellValue());
                                    } else if (HSSFDateUtil.isCellDateFormatted(cell)) {
                                        Date date = cell.getDateCellValue();
                                        DateFormat formater = new SimpleDateFormat("yyyy-MM-dd");
                                        cols[k] = formater.format(date);
                                    } else {
                                        cols[k] = (cell + "").trim();
                                    }
                                } else {
                                    cols[k] = (cell + "").trim();
                                }
                            } else {
                                cols[k] = "";
                            }
                        }
                        rows.add(cols);
                    }
                }
                dataList.add(rows);
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
        return dataList;
    }

原文：https://blog.csdn.net/qx30339/article/details/54020308