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-rw-r--r--src/main/java/org/traccar/protocol/Gt06ProtocolDecoder.java37
1 files changed, 30 insertions, 7 deletions
diff --git a/src/main/java/org/traccar/protocol/Gt06ProtocolDecoder.java b/src/main/java/org/traccar/protocol/Gt06ProtocolDecoder.java
index 4762fc884..53c812bb7 100644
--- a/src/main/java/org/traccar/protocol/Gt06ProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/Gt06ProtocolDecoder.java
@@ -121,6 +121,7 @@ public class Gt06ProtocolDecoder extends BaseProtocolDecoder {
STANDARD,
OBD6,
WETRUST,
+ JC400,
}
private Variant variant;
@@ -269,12 +270,12 @@ public class Gt06ProtocolDecoder extends BaseProtocolDecoder {
}
public static boolean decodeGps(Position position, ByteBuf buf, boolean hasLength, TimeZone timezone) {
- return decodeGps(position, buf, hasLength, true, true, timezone);
+ return decodeGps(position, buf, hasLength, true, true, false, timezone);
}
public static boolean decodeGps(
Position position, ByteBuf buf, boolean hasLength, boolean hasSatellites,
- boolean hasSpeed, TimeZone timezone) {
+ boolean hasSpeed, boolean longSpeed, TimeZone timezone) {
DateBuilder dateBuilder = new DateBuilder(timezone)
.setDate(buf.readUnsignedByte(), buf.readUnsignedByte(), buf.readUnsignedByte())
@@ -293,7 +294,8 @@ public class Gt06ProtocolDecoder extends BaseProtocolDecoder {
double longitude = buf.readUnsignedInt() / 60.0 / 30000.0;
if (hasSpeed) {
- position.setSpeed(UnitsConverter.knotsFromKph(buf.readUnsignedByte()));
+ position.setSpeed(UnitsConverter.knotsFromKph(
+ longSpeed ? buf.readUnsignedShort() : buf.readUnsignedByte()));
}
int flags = buf.readUnsignedShort();
@@ -928,24 +930,44 @@ public class Gt06ProtocolDecoder extends BaseProtocolDecoder {
boolean extendedAlarm = dataLength > 7;
if (extendedAlarm) {
- decodeGps(position, buf, false, false, false, deviceSession.get(DeviceSession.KEY_TIMEZONE));
+ if (variant == Variant.JC400) {
+ buf.readUnsignedShort(); // marker
+ buf.readUnsignedByte(); // version
+ }
+ decodeGps(
+ position, buf, false,
+ variant == Variant.JC400, variant == Variant.JC400, variant == Variant.JC400,
+ deviceSession.get(DeviceSession.KEY_TIMEZONE));
} else {
DateBuilder dateBuilder = new DateBuilder((TimeZone) deviceSession.get(DeviceSession.KEY_TIMEZONE))
.setDate(buf.readUnsignedByte(), buf.readUnsignedByte(), buf.readUnsignedByte())
.setTime(buf.readUnsignedByte(), buf.readUnsignedByte(), buf.readUnsignedByte());
getLastLocation(position, dateBuilder.getDate());
}
- short alarmType = buf.readUnsignedByte();
- switch (alarmType) {
+ if (variant == Variant.JC400) {
+ position.set(Position.KEY_POWER, buf.readUnsignedShort() * 0.1);
+ }
+ short event = buf.readUnsignedByte();
+ position.set(Position.KEY_EVENT, event);
+ switch (event) {
case 0x01:
position.set(Position.KEY_ALARM, extendedAlarm ? Position.ALARM_SOS : Position.ALARM_GENERAL);
break;
+ case 0x0E:
+ position.set(Position.KEY_ALARM, Position.ALARM_LOW_POWER);
+ break;
+ case 0x76:
+ position.set(Position.KEY_ALARM, Position.ALARM_TEMPERATURE);
+ break;
case 0x80:
position.set(Position.KEY_ALARM, Position.ALARM_VIBRATION);
break;
case 0x87:
position.set(Position.KEY_ALARM, Position.ALARM_OVERSPEED);
break;
+ case 0x88:
+ position.set(Position.KEY_ALARM, Position.ALARM_POWER_CUT);
+ break;
case 0x90:
position.set(Position.KEY_ALARM, Position.ALARM_ACCELERATION);
break;
@@ -959,7 +981,6 @@ public class Gt06ProtocolDecoder extends BaseProtocolDecoder {
position.set(Position.KEY_ALARM, Position.ALARM_ACCIDENT);
break;
default:
- position.set(Position.KEY_ALARM, Position.ALARM_GENERAL);
break;
}
@@ -1432,6 +1453,8 @@ public class Gt06ProtocolDecoder extends BaseProtocolDecoder {
variant = Variant.OBD6;
} else if (header == 0x7878 && type == MSG_GPS_LBS_1 && length == 0x29) {
variant = Variant.WETRUST;
+ } else if (header == 0x7878 && type == MSG_ALARM && buf.getUnsignedShort(buf.readerIndex() + 4) == 0xffff) {
+ variant = Variant.JC400;
} else {
variant = Variant.STANDARD;
}