From 9f301136f042ed62d69464bd826ad9bc8df540d3 Mon Sep 17 00:00:00 2001
From: jomu <joern@muehlencord.de>
Date: Fri, 25 Jan 2019 17:17:29 +0100
Subject: [PATCH] added getUtcDate methods

---
 .../java/de/muehlencord/shared/util/DateUtil.java  | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/util/src/main/java/de/muehlencord/shared/util/DateUtil.java b/util/src/main/java/de/muehlencord/shared/util/DateUtil.java
index 28142c4..b0563ee 100644
--- a/util/src/main/java/de/muehlencord/shared/util/DateUtil.java
+++ b/util/src/main/java/de/muehlencord/shared/util/DateUtil.java
@@ -21,6 +21,10 @@ public class DateUtil {
     public static Date getDate(final LocalDate localDate) {
         return Date.from(localDate.atStartOfDay(ZoneId.systemDefault()).toInstant());
     }
+    
+    public static Date getUtcDate(final LocalDate localDate) {
+        return Date.from(localDate.atStartOfDay(ZoneId.of("UTC")).toInstant());
+    }    
 
     public static LocalDate getDate(final Date date) {
         if (date == null)
@@ -31,5 +35,15 @@ public class DateUtil {
         ZonedDateTime zdt = instant.atZone(ZoneId.systemDefault());
         return zdt.toLocalDate();
     }
+    
+    public static LocalDate getUtcDate(final Date date) {
+        if (date == null)
+            return null;
+        // ensure to call toInstant on java.util.Date and not on java.sql.Date because this will throw an UnsupportedOperationException 
+        // see Java doc of java.sql.Date.toInstant()
+        Instant instant = new java.util.Date(date.getTime()).toInstant();
+        ZonedDateTime zdt = instant.atZone(ZoneId.of("UTC"));
+        return zdt.toLocalDate();
+    }    
 
 }