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authorAnton Tananaev <anton.tananaev@gmail.com>2016-01-21 22:19:20 +1300
committerAnton Tananaev <anton.tananaev@gmail.com>2016-01-21 22:19:20 +1300
commitfc0a26137fbd00339fcbf28b10b2afae6242d094 (patch)
tree33b8764b40a55af68a2d52bd81b35cf48a56731a /src/org/traccar/protocol/UlbotechProtocolDecoder.java
parent39de5581b92a505a19cf1929a52bc562c48c3e2f (diff)
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Fix Ulbotech frame and protocol decoders
Diffstat (limited to 'src/org/traccar/protocol/UlbotechProtocolDecoder.java')
-rw-r--r--src/org/traccar/protocol/UlbotechProtocolDecoder.java6
1 files changed, 5 insertions, 1 deletions
diff --git a/src/org/traccar/protocol/UlbotechProtocolDecoder.java b/src/org/traccar/protocol/UlbotechProtocolDecoder.java
index 712444d95..3dc5b36cb 100644
--- a/src/org/traccar/protocol/UlbotechProtocolDecoder.java
+++ b/src/org/traccar/protocol/UlbotechProtocolDecoder.java
@@ -101,7 +101,10 @@ public class UlbotechProtocolDecoder extends BaseProtocolDecoder {
ChannelBuffer buf = (ChannelBuffer) msg;
- buf.readByte(); // header
+ if (buf.readUnsignedByte() != 0xF8) {
+ return null;
+ }
+
buf.readUnsignedByte(); // version
buf.readUnsignedByte(); // type
@@ -218,6 +221,7 @@ public class UlbotechProtocolDecoder extends BaseProtocolDecoder {
if (hasLocation) {
return position;
}
+
return null;
}