From 1f0965d02081d0257a969927ba58de5b39e051bd Mon Sep 17 00:00:00 2001
From: Stefan Clark <stefanclark@gmail.com>
Date: Mon, 25 Jul 2022 13:52:06 +0000
Subject: Update Xexun2 Decoder - do not ACK a command ACK

---
 src/main/java/org/traccar/protocol/Xexun2ProtocolDecoder.java | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'src/main')

diff --git a/src/main/java/org/traccar/protocol/Xexun2ProtocolDecoder.java b/src/main/java/org/traccar/protocol/Xexun2ProtocolDecoder.java
index 28e7fbda3..bdeb0fa78 100644
--- a/src/main/java/org/traccar/protocol/Xexun2ProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/Xexun2ProtocolDecoder.java
@@ -42,6 +42,7 @@ public class Xexun2ProtocolDecoder extends BaseProtocolDecoder {
     }
 
     public static final int MSG_POSITION = 0x14;
+    public static final int MSG_COMMAND = 0x07;
 
     private void sendResponse(Channel channel, int type, int index, ByteBuf imei) {
         if (channel != null) {
@@ -99,12 +100,12 @@ public class Xexun2ProtocolDecoder extends BaseProtocolDecoder {
             return null;
         }
 
-        sendResponse(channel, type, index, imei);
-
         buf.readUnsignedShort(); // attributes
         buf.readUnsignedShort(); // checksum
 
         if (type == MSG_POSITION) {
+            sendResponse(channel, type, index, imei);
+
             List<Integer> lengths = new ArrayList<>();
             List<Position> positions = new ArrayList<>();
 
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