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-rw-r--r--src/org/traccar/protocol/Gt06ProtocolDecoder.java11
1 files changed, 8 insertions, 3 deletions
diff --git a/src/org/traccar/protocol/Gt06ProtocolDecoder.java b/src/org/traccar/protocol/Gt06ProtocolDecoder.java
index 8851c0f3e..fef3e2f5b 100644
--- a/src/org/traccar/protocol/Gt06ProtocolDecoder.java
+++ b/src/org/traccar/protocol/Gt06ProtocolDecoder.java
@@ -62,6 +62,9 @@ public class Gt06ProtocolDecoder extends BaseProtocolDecoder {
private static final int MSG_LBS_STATUS = 0x19;
private static final int MSG_GPS_PHONE = 0x1A;
private static final int MSG_GPS_LBS_EXTEND = 0x1E;
+ private static final int MSG_COMMAND_0 = 0x80;
+ private static final int MSG_COMMAND_1 = 0x81;
+ private static final int MSG_COMMAND_2 = 0x82;
private static void sendResponse(Channel channel, int type, int index) {
if (channel != null) {
@@ -88,7 +91,7 @@ public class Gt06ProtocolDecoder extends BaseProtocolDecoder {
return null;
}
- int length = buf.readByte(); // size
+ int length = buf.readUnsignedByte(); // size
int dataLength = length - 5;
int type = buf.readUnsignedByte();
@@ -213,10 +216,12 @@ public class Gt06ProtocolDecoder extends BaseProtocolDecoder {
position.setExtendedInfo(extendedInfo.toString());
return position;
}
-
+
else {
buf.skipBytes(dataLength);
- sendResponse(channel, type, buf.readUnsignedShort());
+ if (type != MSG_COMMAND_0 && type != MSG_COMMAND_1 && type != MSG_COMMAND_2) {
+ sendResponse(channel, type, buf.readUnsignedShort());
+ }
}
return null;