Add Instant to FileTime (#782)

Co-authored-by: Daniel Heid <daniel.heid@stromnetz-hamburg.de>
hierynomus · Aug 14, 2023 · 63b7a8a · 63b7a8a
1 parent 65a986d
commit 63b7a8a
Showing 1 changed file with 9 additions and 0 deletions.
diff --git a/src/main/java/com/hierynomus/msdtyp/FileTime.java b/src/main/java/com/hierynomus/msdtyp/FileTime.java
@@ -15,6 +15,7 @@
  */
 package com.hierynomus.msdtyp;
 
+import java.time.Instant;
 import java.util.Date;
 import java.util.concurrent.TimeUnit;
 
@@ -29,6 +30,10 @@ public static FileTime fromDate(Date date) {
         return new FileTime(date.getTime() * NANO100_TO_MILLI + WINDOWS_TO_UNIX_EPOCH);
     }
 
+    public static FileTime fromInstant(Instant instant) {
+        return new FileTime(instant.toEpochMilli() * NANO100_TO_MILLI + WINDOWS_TO_UNIX_EPOCH);
+    }
+
     public static FileTime now() {
         return ofEpochMillis(System.currentTimeMillis());
     }
@@ -58,6 +63,10 @@ public long toEpoch(TimeUnit unit) {
         return unit.convert((windowsTimeStamp - WINDOWS_TO_UNIX_EPOCH) * NANO100_TO_NANO, TimeUnit.NANOSECONDS);
     }
 
+    public Instant toInstant() {
+        return Instant.ofEpochMilli(toEpochMillis());
+    }
+
     public Date toDate() {
         return new Date(toEpochMillis());
     }