Merge branch 'master' into develop

1 files changed, 7 insertions, 4 deletions

diff --git a/src/main/java/org/traccar/protocol/WondexProtocolDecoder.java b/src/main/java/org/traccar/protocol/WondexProtocolDecoder.java
index b85ae2656..46aa65a5d 100644
--- a/src/main/java/org/traccar/protocol/WondexProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/WondexProtocolDecoder.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013 - 2018 Anton Tananaev (anton@traccar.org)
+ * Copyright 2013 - 2022 Anton Tananaev (anton@traccar.org)
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -18,7 +18,7 @@ package org.traccar.protocol;
 import io.netty.buffer.ByteBuf;
 import io.netty.channel.Channel;
 import org.traccar.BaseProtocolDecoder;
-import org.traccar.DeviceSession;
+import org.traccar.session.DeviceSession;
 import org.traccar.Protocol;
 import org.traccar.helper.Parser;
 import org.traccar.helper.PatternBuilder;
@@ -74,6 +74,9 @@ public class WondexProtocolDecoder extends BaseProtocolDecoder {
                 || buf.toString(StandardCharsets.US_ASCII).startsWith("$MSG:")) {
 
             DeviceSession deviceSession = getDeviceSession(channel, remoteAddress);
+            if (deviceSession == null) {
+                return null;
+            }
 
             Position position = new Position(getProtocolName());
             position.setDeviceId(deviceSession.getDeviceId());
@@ -89,12 +92,12 @@ public class WondexProtocolDecoder extends BaseProtocolDecoder {
                 return null;
             }
 
-            Position position = new Position(getProtocolName());
-
             DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next());
             if (deviceSession == null) {
                 return null;
             }
+
+            Position position = new Position(getProtocolName());
             position.setDeviceId(deviceSession.getDeviceId());
 
             position.setTime(parser.nextDateTime());