src/org/tiefaces/components/websheet/utility/CellUtility.java
private static String getCellStringValueWithNumberType(final Cell poiCell) {
		String result;
		if (DateUtil.isCellDateFormatted(poiCell)) {
			result = poiCell.getDateCellValue().toString();
		} else {
			result = BigDecimal.valueOf(poiCell.getNumericCellValue()).toPlainString();
			// remove .0 from end for int
			if (result.endsWith(".0")) {
				result = result.substring(0, result.length() - 2);
			}
		}
		return result;
	}
private static String getCellStringValueWithNumberType(final Cell poiCell) {
		String result;
		if (DateUtil.isCellDateFormatted(poiCell)) {
			result = poiCell.getDateCellValue().toString();
		} else {
			result = BigDecimal.valueOf(poiCell.getNumericCellValue()).toPlainString();
			// remove .0 from end for int
			if (result.endsWith(".0")) {
				result = result.substring(0, result.length() - 2);
			}
		}
		return result;
	}
Gets the cell string value with number type.

@param poiCell
the poi cell
@return the cell string value with number type