POI取得Cell的值

public final static String DATE_OUTPUT_PATTERNS = "yyyy-MM-dd'T'HH:mm:ss.SSSZ"; public String getCellValue(Cell cell) { String ret; switch (cell.getCellType()) { case Cell.CELL_TYPE_BLANK: ret = ""; break; case Cell.CELL_TYPE_BOOLEAN: ret = String.valueOf(cell.getBooleanCellValue()); break; case Cell.CELL_TYPE_ERROR: ret = null; break; case Cell.CELL_TYPE_FORMULA: Workbook wb = cell.getSheet().getWorkbook(); CreationHelper crateHelper = wb.getCreationHelper(); FormulaEvaluator evaluator = crateHelper.createFormulaEvaluator(); ret = getCellValue(evaluator.evaluateInCell(cell)); break; case Cell.CELL_TYPE_NUMERIC: if (DateUtil.isCellDateFormatted(cell)) { Date theDate = cell.getDateCellValue(); ret = simpleDateFormat.format(theDate); } else { ret = NumberToTextConverter.toText(cell.getNumericCellValue()); } break; case Cell.CELL_TYPE_STRING: ret = cell.getRichStringCellValue().getString(); break; default: ret = null; } return ret; //有必要自行trim } }