public static Object getCellValue(Cell cell) {
Object value = new Object();
// Prevent a NullPointerException
if (cell != null) {
if (cell.getHyperlink() != null) {
Workbook workbook = new XSSFWorkbook();
FormulaEvaluator evaluator = workbook.getCreationHelper().createFormulaEvaluator();
Hyperlink link = cell.getHyperlink();
String address = link.getAddress();
if (logger.isTraceEnabled()) {
logger.trace(
"Found a Hyperlink to "
+ cell.getHyperlink().getAddress()
+ " in cell "
+ cell.getRowIndex()
+ ","
+ cell.getColumnIndex());
}
cell = evaluator.evaluateInCell(cell);
}
// Depending on the cell type, the value is read using Apache POI methods
switch (cell.getCellType()) {
// String are easy to handle
case Cell.CELL_TYPE_STRING:
logger.trace("Found string " + cell.getStringCellValue());
value = cell.getStringCellValue();
break;
// Since date formatted cells are also of the numeric type, this needs to be processed
case Cell.CELL_TYPE_NUMERIC:
if (DateUtil.isCellDateFormatted(cell)) {
Date date = cell.getDateCellValue();
DateFormat df = SimpleDateFormat.getDateInstance();
logger.trace("Found date " + df.format(date));
value = date;
} else {
logger.trace("Found general number " + cell.getNumericCellValue());
value = cell.getNumericCellValue();
}
break;
}
} else {
logger.trace("Found cell with NULL value");
}
return value;
}
public static String getCellStringValue(HSSFCell cell, FormulaEvaluator evaluator) {
if (cell != null) {
switch (evaluator.evaluateInCell(cell).getCellType()) {
case Cell.CELL_TYPE_BOOLEAN:
return BooleanUtils.toStringTrueFalse(cell.getBooleanCellValue());
case Cell.CELL_TYPE_NUMERIC:
// FIXME 这里其实排除了 浮点类型的数据
return String.valueOf((int) cell.getNumericCellValue());
case Cell.CELL_TYPE_STRING:
return cell.getStringCellValue();
case Cell.CELL_TYPE_BLANK:
break;
case Cell.CELL_TYPE_ERROR:
// CELL_TYPE_FORMULA will never occur
case Cell.CELL_TYPE_FORMULA:
break;
}
}
return StringUtils.EMPTY;
}
