altoslib: Add a 'seconds' method to AltosGPS

[fw/altos] / altoslib / AltosGPS.java

diff --git a/altoslib/AltosGPS.java b/altoslib/AltosGPS.java
index 99d48c388d3269c46d3846a2470b0e219ad210bc..0b30ed456593f75587ca57b2ff6a7954810f82db 100644 (file)
--- a/altoslib/AltosGPS.java
+++ b/altoslib/AltosGPS.java
@@ -21,6 +21,7 @@ package org.altusmetrum.altoslib_11;
 import java.text.*;
 import java.util.concurrent.*;
 import java.io.*;
+import java.time.*;
 
 public class AltosGPS implements Cloneable {
 
@@ -73,6 +74,24 @@ public class AltosGPS implements Cloneable {
                hour = minute = second = AltosLib.MISSING;
        }
 
+       /* Return time since epoc in seconds */
+       public long seconds() {
+               if (year == AltosLib.MISSING)
+                       return AltosLib.MISSING;
+               if (month == AltosLib.MISSING)
+                       return AltosLib.MISSING;
+               if (day == AltosLib.MISSING)
+                       return AltosLib.MISSING;
+               if (hour == AltosLib.MISSING)
+                       return AltosLib.MISSING;
+               if (minute == AltosLib.MISSING)
+                       return AltosLib.MISSING;
+               if (second == AltosLib.MISSING)
+                       return AltosLib.MISSING;
+               OffsetDateTime  odt = OffsetDateTime.of(year, month, day, hour, minute, second, 0, ZoneOffset.UTC);
+               return odt.toEpochSecond();
+       }
+
        public AltosGPS(AltosTelemetryMap map) throws ParseException {
                String  state = map.get_string(AltosTelemetryLegacy.AO_TELEM_GPS_STATE,
                                               AltosTelemetryLegacy.AO_TELEM_GPS_STATE_ERROR);