[incubator-iceberg] branch master updated: Add DateTimeUtil conversions to internal values (#1003)

[bl...@apache.org]

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blue pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/incubator-iceberg.git


The following commit(s) were added to refs/heads/master by this push:
     new ec654f9  Add DateTimeUtil conversions to internal values (#1003)
ec654f9 is described below

commit ec654f9502556e952a18e9a42ce9d64a50965bfe
Author: Xiang Li <wa...@gmail.com>
AuthorDate: Wed May 6 00:36:56 2020 +0800

    Add DateTimeUtil conversions to internal values (#1003)
---
 .../main/java/org/apache/iceberg/data/DateTimeUtil.java  | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/data/src/main/java/org/apache/iceberg/data/DateTimeUtil.java b/data/src/main/java/org/apache/iceberg/data/DateTimeUtil.java
index d6ab178..7380b8c 100644
--- a/data/src/main/java/org/apache/iceberg/data/DateTimeUtil.java
+++ b/data/src/main/java/org/apache/iceberg/data/DateTimeUtil.java
@@ -38,15 +38,31 @@ public class DateTimeUtil {
     return ChronoUnit.DAYS.addTo(EPOCH_DAY, daysFromEpoch);
   }
 
+  public static int daysFromDate(LocalDate date) {
+    return (int) ChronoUnit.DAYS.between(EPOCH_DAY, date);
+  }
+
   public static LocalTime timeFromMicros(long microFromMidnight) {
     return LocalTime.ofNanoOfDay(microFromMidnight * 1000);
   }
 
+  public static long microsFromTime(LocalTime time) {
+    return time.toNanoOfDay() / 1000;
+  }
+
   public static LocalDateTime timestampFromMicros(long microsFromEpoch) {
     return ChronoUnit.MICROS.addTo(EPOCH, microsFromEpoch).toLocalDateTime();
   }
 
+  public static long microsFromTimestamp(LocalDateTime dateTime) {
+    return ChronoUnit.MICROS.between(EPOCH, dateTime.atOffset(ZoneOffset.UTC));
+  }
+
   public static OffsetDateTime timestamptzFromMicros(long microsFromEpoch) {
     return ChronoUnit.MICROS.addTo(EPOCH, microsFromEpoch);
   }
+
+  public static long microsFromTimestamptz(OffsetDateTime dateTime) {
+    return ChronoUnit.MICROS.between(EPOCH, dateTime);
+  }
 }