Adding Examples for ZonedDateTime, OffsetDateTime and OffsetTime

core-java/src/main/java/com/baeldung/manifest/MANIFEST.MF

@@ -0,0 +1 @@
+Main-Class: com.baeldung.manifest.AppExample

core-java/src/main/java/com/baeldung/zoneddatetime/OffsetDateTimeExample.java

@@ -0,0 +1,17 @@
+package com.baeldung.zoneddatetime;
+
+import java.time.LocalDateTime;
+import java.time.OffsetDateTime;
+import java.time.ZoneId;
+import java.time.ZoneOffset;
+
+public class OffsetDateTimeExample {
+
+    public OffsetDateTime getCurrentTimeByZoneOffset(String region) {
+        LocalDateTime now = LocalDateTime.now();
+        ZoneId zone = ZoneId.of(region);
+        ZoneOffset zoneOffSet= zone.getRules().getOffset(now);
+        OffsetDateTime date = OffsetDateTime.now(zoneOffSet);
+        return date;
+    }
+}

core-java/src/main/java/com/baeldung/zoneddatetime/OffsetTimeExample.java

@@ -0,0 +1,18 @@
+package com.baeldung.zoneddatetime;
+
+import java.time.LocalDateTime;
+import java.time.OffsetTime;
+import java.time.ZoneId;
+import java.time.ZoneOffset;
+
+public class OffsetTimeExample {
+
+    public OffsetTime getCurrentTimeByZoneOffset(String region) {
+        LocalDateTime now = LocalDateTime.now();
+        ZoneId zone = ZoneId.of(region);
+        ZoneOffset zoneOffSet = zone.getRules()
+            .getOffset(now);
+        OffsetTime time = OffsetTime.now(zoneOffSet);
+        return time;
+    }
+}

core-java/src/main/java/com/baeldung/zoneddatetime/ZoneDateTimeExample.java

@@ -0,0 +1,21 @@
+package com.baeldung.zoneddatetime;
+
+import java.time.ZoneId;
+import java.time.ZonedDateTime;
+
+public class ZoneDateTimeExample {
+
+    public ZonedDateTime getCurrentTimeByZoneId(String region) {
+        ZoneId zone = ZoneId.of(region);
+        ZonedDateTime date = ZonedDateTime.now(zone);
+        return date;
+    }
+
+    public ZonedDateTime convertZonedDateTime(ZonedDateTime sourceDate, String destZone) {
+
+        ZoneId destZoneId = ZoneId.of(destZone);
+        ZonedDateTime destDate = sourceDate.withZoneSameInstant(destZoneId);
+
+        return destDate;
+    }
+}