From d407e1d4d7a71a108d11483be40d4abec89dd266 Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton.tananaev@gmail.com>
Date: Mon, 11 Dec 2017 05:46:48 +1300
Subject: Decode GT06 language field

---
 src/org/traccar/protocol/Gt06ProtocolDecoder.java | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 'src/org')

diff --git a/src/org/traccar/protocol/Gt06ProtocolDecoder.java b/src/org/traccar/protocol/Gt06ProtocolDecoder.java
index bff04b36d..7365c9c57 100644
--- a/src/org/traccar/protocol/Gt06ProtocolDecoder.java
+++ b/src/org/traccar/protocol/Gt06ProtocolDecoder.java
@@ -156,6 +156,21 @@ public class Gt06ProtocolDecoder extends BaseProtocolDecoder {
         }
     }
 
+    private static boolean hasLanguage(int type) {
+        switch (type) {
+            case MSG_LBS_EXTEND:
+            case MSG_GPS_PHONE:
+            case MSG_HEARTBEAT:
+            case MSG_GPS_LBS_STATUS_3:
+            case MSG_LBS_MULTIPLE:
+            case MSG_LBS_2:
+            case MSG_FENCE_MULTI:
+                return true;
+            default:
+                return false;
+        }
+    }
+
     private void sendResponse(Channel channel, boolean extended, int type, ChannelBuffer content) {
         if (channel != null) {
             ChannelBuffer response = ChannelBuffers.dynamicBuffer();
@@ -612,6 +627,10 @@ public class Gt06ProtocolDecoder extends BaseProtocolDecoder {
 
         }
 
+        if (hasLanguage(type)) {
+            buf.readUnsignedShort();
+        }
+
         sendResponse(channel, false, type, null);
 
         return position;
-- 
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