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-rw-r--r--src/main/java/org/traccar/protocol/DmtHttpProtocolDecoder.java16
1 files changed, 11 insertions, 5 deletions
diff --git a/src/main/java/org/traccar/protocol/DmtHttpProtocolDecoder.java b/src/main/java/org/traccar/protocol/DmtHttpProtocolDecoder.java
index ebf9a006c..cffc1f3eb 100644
--- a/src/main/java/org/traccar/protocol/DmtHttpProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/DmtHttpProtocolDecoder.java
@@ -159,11 +159,17 @@ public class DmtHttpProtocolDecoder extends BaseHttpProtocolDecoder {
Position position = new Position(getProtocolName());
position.setDeviceId(deviceSession.getDeviceId());
- position.setValid(true);
- position.setTime(new Date(OffsetDateTime.parse(root.getString("date")).toInstant().toEpochMilli()));
- position.setLatitude(root.getJsonNumber("lat").doubleValue());
- position.setLongitude(root.getJsonNumber("lng").doubleValue());
- position.setAccuracy(root.getJsonNumber("posAcc").doubleValue());
+ Date time = new Date(OffsetDateTime.parse(root.getString("date")).toInstant().toEpochMilli());
+
+ if (root.containsKey("lat") && root.containsKey("lng")) {
+ position.setValid(true);
+ position.setTime(time);
+ position.setLatitude(root.getJsonNumber("lat").doubleValue());
+ position.setLongitude(root.getJsonNumber("lng").doubleValue());
+ position.setAccuracy(root.getJsonNumber("posAcc").doubleValue());
+ } else {
+ getLastLocation(position, time);
+ }
position.set(Position.KEY_INDEX, root.getInt("sqn"));
position.set(Position.KEY_EVENT, root.getInt("reason"));