private Object evaluateCellFormula(final HSSFWorkbook workbook, final Cell cell) {
FormulaEvaluator evaluator = workbook.getCreationHelper().createFormulaEvaluator();
CellValue cellValue = evaluator.evaluate(cell);
Object result = null;
if (cellValue.getCellType() == Cell.CELL_TYPE_BOOLEAN) {
result = cellValue.getBooleanValue();
} else if (cellValue.getCellType() == Cell.CELL_TYPE_NUMERIC) {
result = cellValue.getNumberValue();
} else if (cellValue.getCellType() == Cell.CELL_TYPE_STRING) {
result = cellValue.getStringValue();
}
return result;
}
/**
* セルに設定された計算式を評価して値を取得する
*
* @param nRow 行番号
* @param nColumn 列番号
* @return セルの値
*/
public static Object getDataByEvaluateFormula(XSSFSheet sheet, int nRow, int nColumn) {
assert sheet != null;
XSSFRow row = getRowAnyway(sheet, nRow);
if (row != null) {
XSSFCell cell = row.getCell(nColumn);
if (cell != null) {
FormulaEvaluator eval = sheet.getWorkbook().getCreationHelper().createFormulaEvaluator();
if (eval != null) {
CellValue value = eval.evaluate(cell);
if (value != null) {
return value.getNumberValue();
}
}
}
}
return null;
}