날짜포맷 메소드 수정

src/main/java/cokr/xit/foundation/data/DataFormat.java

@@ -1,6 +1,8 @@
 package cokr.xit.foundation.data;
 
 import java.text.DecimalFormat;
+import java.text.SimpleDateFormat;
+import java.util.Date;
 
 import cokr.xit.foundation.AbstractComponent;
 
@@ -28,6 +30,7 @@ public class DataFormat extends AbstractComponent {
 	public static final String yyyy_mm_dd(Object obj) {
 		if (isEmpty(obj)) return "";
 
+		if (obj instanceof String) {
 			String str = obj.toString();
 			int length = str.length(),
 				pos = length - 2;
@@ -37,6 +40,9 @@ public class DataFormat extends AbstractComponent {
 				month = str.substring(pos = pos - 2, pos + 2),
 				year = str.substring(0, pos);
 			return String.format("%s-%s-%s", year, month, day);
+		} else {
+			return yyyy_mm_dd_hh_mm_ss(obj).substring(0, 10);
+		}
 	}
 
 	/**HHmmss 포맷의 문자열을 HH:mm:ss 포맷으로 변환하여 반환한다.
@@ -46,6 +52,7 @@ public class DataFormat extends AbstractComponent {
 	public static final String hh_mm_ss(Object obj) {
 		if (isEmpty(obj)) return "";
 
+		if (obj instanceof String) {
 			String str = obj.toString();
 			int length = str.length(),
 				pos = length - 2;
@@ -55,15 +62,21 @@ public class DataFormat extends AbstractComponent {
 				mm = str.substring(pos = pos - 2, pos + 2),
 				hh = str.substring(0, pos);
 			return String.format("%s:%s:%s", hh, mm, ss);
+		} else {
+			return yyyy_mm_dd_hh_mm_ss(obj).substring(11);
+		}
 	}
 
+	private static final SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+
 	/**yyyyMMddHHmmss, 또는 yyMMddHHmmss 포맷의 문자열을 yyyy-MM-dd HH:mm:ss 포맷으로 변환하여 반환한다.
 	 * @param obj yyyyMMddHHmmss, 또는 yyMMddHHmmss 포맷의 문자열
 	 * @return yyyy-MM-dd HH:mm:ss 포맷 문자열
 	 */
-	public static final String yyyy_MM_dd_HH_mm_ss(Object obj) {
+	public static final String yyyy_mm_dd_hh_mm_ss(Object obj) {
 		if (isEmpty(obj)) return "";
 
+		if (obj instanceof String) {
 			String str = obj.toString();
 			int length = str.length(),
 				pos = length - 6;
@@ -77,6 +90,10 @@ public class DataFormat extends AbstractComponent {
 			} catch (Exception e) {
 				return str;
 			}
+		} else if (obj instanceof Date)
+			return dateFormat.format((Date)obj);
+		else
+			throw new IllegalArgumentException(obj + " is not a Date");
 	}
 
 	private static final DecimalFormat numberFormat = new DecimalFormat("#,##0.00");