value(Cell) 수정

src/main/java/cokr/xit/base/docs/xls/XLSReader.java

@@ -11,14 +11,9 @@ import java.util.stream.Stream;
 import org.apache.poi.ss.usermodel.Cell;
 import org.apache.poi.ss.usermodel.DateUtil;
 
-public class XLSReader extends XLS {
-	private boolean numAsDate;
-
-	public XLSReader setNumberAsDate(boolean asDate) {
-		numAsDate = asDate;
-		return this;
-	}
+import cokr.xit.foundation.util.DateFormats;
 
+public class XLSReader extends XLS {
 	public XLSReader open(InputStream input) {
 		load(input);
 		return this;
@@ -58,12 +53,14 @@ public class XLSReader extends XLS {
 		return row(row).col(col);
 	}
 
+	private static final DateFormats dateFormats = new DateFormats();
+
 	public String value(Cell cell) {
 		return switch (cell.getCellType()) {
 		case STRING -> cell.getStringCellValue();
-		case NUMERIC -> numAsDate && DateUtil.isCellDateFormatted(cell) ?
-			cell.getDateCellValue().toString() :
-			String.valueOf(cell.getNumericCellValue());
+		case NUMERIC -> !DateUtil.isCellDateFormatted(cell) ?
+			String.valueOf(cell.getNumericCellValue()) :
+			dateFormats.format("yyyy-MM-dd HH:mm:ss", cell.getDateCellValue());
 		case BOOLEAN -> String.valueOf(cell.getBooleanCellValue());
 		case FORMULA -> cell.getCellFormula();
 		default -> "";