From 8aa3a0a15fece90e067be6b6af79bfaf38aa95be Mon Sep 17 00:00:00 2001
From: CGantert345 <57003061+CGantert345@users.noreply.github.com>
Date: Tue, 3 May 2022 15:34:31 +0200
Subject: android 6 compatibility

---
 .../uic/barcode/dynamicContent/fdc1/TimeStamp.java | 49 +++++++++++-----------
 1 file changed, 24 insertions(+), 25 deletions(-)

(limited to 'src/main')

diff --git a/src/main/java/org/uic/barcode/dynamicContent/fdc1/TimeStamp.java b/src/main/java/org/uic/barcode/dynamicContent/fdc1/TimeStamp.java
index 2f54da3..3095ea5 100644
--- a/src/main/java/org/uic/barcode/dynamicContent/fdc1/TimeStamp.java
+++ b/src/main/java/org/uic/barcode/dynamicContent/fdc1/TimeStamp.java
@@ -1,8 +1,5 @@
 package org.uic.barcode.dynamicContent.fdc1;
 
-import java.time.Instant;
-import java.time.ZoneOffset;
-import java.time.ZonedDateTime;
 import java.util.Calendar;
 import java.util.Date;
 import java.util.TimeZone;
@@ -104,26 +101,26 @@ public class TimeStamp {
 	 * @return the date and time of content creation in UTC
 	 */
 	public Date getTimeAsDate() {
-			
-		ZonedDateTime now = Instant.now().atZone(ZoneOffset.UTC);
-		int dayOfYear = now.getDayOfYear();
-				
+		
+		Calendar now = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
+		int dayOfYear = now.get(Calendar.DAY_OF_YEAR);
+
 		if (dayOfYear - day.intValue() > 250) {
-			now = now.plusYears(1);
+			now.add(Calendar.YEAR, 1);
 		}
 		if (day.intValue() - dayOfYear > 250) {
-			now = now.minusYears(1);
+			now.add(Calendar.YEAR, -1);
 		}
 
-		now = now.withDayOfYear(1);
-		now = now.withSecond(0);
-		now = now.withHour(0);
-		now = now.withMinute(0);
-		now = now.withNano(0);
-		now = now.withDayOfYear(day.intValue());
-		now = now.plusSeconds(secondOfDay);
-		
-		return Date.from(now.toInstant());
+		now.set(Calendar.DAY_OF_YEAR, 1);
+		now.set(Calendar.SECOND, 0);
+		now.set(Calendar.HOUR_OF_DAY, 0);
+		now.set(Calendar.MINUTE, 0);
+		now.set(Calendar.MILLISECOND, 0);
+		now.set(Calendar.DAY_OF_YEAR, day.intValue());
+		now.add(Calendar.SECOND, secondOfDay.intValue());
+
+		return now.getTime();
 	
 	}
 	
@@ -134,13 +131,15 @@ public class TimeStamp {
 	 */
 	public void setDateTime(Date dateUTC) {
 		
-		ZonedDateTime date = dateUTC.toInstant().atZone(ZoneOffset.UTC);
-		
-		day = (long) date.getDayOfYear();
-	
-		secondOfDay = (long) date.getSecond();
-		secondOfDay = secondOfDay + 60 * (long) date.getMinute();
-		secondOfDay = secondOfDay + 60 * 60 * (long) date.getHour();			
+		Calendar c = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
+		c.setTime(dateUTC);
+
+		day = (long) c.get(Calendar.DAY_OF_YEAR);
+
+		secondOfDay = (long) c.get(Calendar.SECOND);
+		secondOfDay += 60L * c.get(Calendar.MINUTE);
+		secondOfDay += 3600L * c.get(Calendar.HOUR_OF_DAY);
+			
 		
 	}
 
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