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authorAnton Tananaev <anton.tananaev@gmail.com>2018-04-06 05:36:59 +1200
committerAnton Tananaev <anton.tananaev@gmail.com>2018-04-06 05:36:59 +1200
commit6b0689b67d46e5503087e8bc3a53abb02769a461 (patch)
treeded9e995f65d29e5ecb83f5df1ad7582b457e9c2 /src/org/traccar/protocol
parent2a768a85e6de2a0b7049764b1f936d8cbcbe23bc (diff)
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Reimplement GoSafe protocol decoder
Diffstat (limited to 'src/org/traccar/protocol')
-rw-r--r--src/org/traccar/protocol/GoSafeProtocolDecoder.java250
1 files changed, 122 insertions, 128 deletions
diff --git a/src/org/traccar/protocol/GoSafeProtocolDecoder.java b/src/org/traccar/protocol/GoSafeProtocolDecoder.java
index 44dfb08a2..0fa1934da 100644
--- a/src/org/traccar/protocol/GoSafeProtocolDecoder.java
+++ b/src/org/traccar/protocol/GoSafeProtocolDecoder.java
@@ -45,75 +45,7 @@ public class GoSafeProtocolDecoder extends BaseProtocolDecoder {
.number("(d+),") // imei
.number("(dd)(dd)(dd)") // time (hhmmss)
.number("(dd)(dd)(dd),") // date (ddmmyy)
- .expression("(.*)#?") // data
- .compile();
-
- private static final Pattern PATTERN_ITEM = new PatternBuilder()
- .number("(x+)?,").optional() // event
- .groupBegin()
- .text("SYS:")
- .expression("[^,]*,")
- .groupEnd("?")
- .groupBegin()
- .text("GPS:")
- .expression("([AV]);") // validity
- .number("(d+);") // satellites
- .number("([NS])(d+.d+);") // latitude
- .number("([EW])(d+.d+);") // longitude
- .number("(d+)?;") // speed
- .number("(d+);") // course
- .number("(d+);") // altitude
- .number("(d+.d+)") // hdop
- .number(";(d+.d+)").optional() // vdop
- .expression(",?")
- .groupEnd()
- .groupBegin()
- .text("GSM:")
- .number("d*;") // registration
- .number("d*;") // gsm signal
- .number("(d+);") // mcc
- .number("(d+);") // mnc
- .number("(x+);") // lac
- .number("(x+);") // cid
- .number("(-d+)") // rssi
- .expression("[^,]*,?")
- .groupEnd("?")
- .groupBegin()
- .text("COT:")
- .number("(d+)") // odometer
- .number("(?:;d+-d+-d+)?") // engine hours
- .expression(",?")
- .groupEnd("?")
- .groupBegin()
- .text("ADC:")
- .number("(d+.d+)") // power
- .number("(?:;(d+.d+))?,?") // battery
- .groupEnd("?")
- .groupBegin()
- .text("DTT:")
- .number("(x+);") // status
- .number("(x+)?;") // io
- .number("(x+);") // geo-fence 0-119
- .number("(x+);") // geo-fence 120-155
- .number("(x+)") // event status
- .number("(?:;(x+))?,?") // packet type
- .groupEnd("?")
- .groupBegin()
- .text("ETD:").expression("([^,]+),?")
- .groupEnd("?")
- .groupBegin()
- .text("OBD:")
- .number("(x+),?")
- .groupEnd("?")
- .groupBegin()
- .text("FUL:").expression("[^,]*,?")
- .groupEnd("?")
- .groupBegin()
- .text("TRU:").expression("[^,]*,?")
- .groupEnd("?")
- .groupBegin()
- .text("TAG:").expression("([^,]+),?")
- .groupEnd("?")
+ .expression("([^#]*)#?") // data
.compile();
private static final Pattern PATTERN_OLD = new PatternBuilder()
@@ -133,70 +65,138 @@ public class GoSafeProtocolDecoder extends BaseProtocolDecoder {
.any()
.compile();
- private Position decodePosition(DeviceSession deviceSession, Parser parser, Date time) {
+ private void decodeFragment(Position position, String fragment) {
+ int dataIndex = fragment.indexOf(':');
+ int index = 0;
+ String[] values = fragment.substring(dataIndex + 1).split(";");
+ switch (fragment.substring(0, dataIndex)) {
+ case "GPS":
+ position.setValid(values[index++].equals("A"));
+ position.set(Position.KEY_SATELLITES, Integer.parseInt(values[index++]));
+ position.setLatitude(Double.parseDouble(values[index].substring(1)));
+ if (values[index++].charAt(0) == 'S') {
+ position.setLatitude(-position.getLatitude());
+ }
+ position.setLongitude(Double.parseDouble(values[index].substring(1)));
+ if (values[index++].charAt(0) == 'W') {
+ position.setLongitude(-position.getLongitude());
+ }
+ if (!values[index++].isEmpty()) {
+ position.setSpeed(UnitsConverter.knotsFromKph(Integer.parseInt(values[index - 1])));
+ }
+ position.setCourse(Integer.parseInt(values[index++]));
+ position.setAltitude(Integer.parseInt(values[index++]));
+ if (index < values.length) {
+ position.set(Position.KEY_HDOP, Double.parseDouble(values[index++]));
+ }
+ if (index < values.length) {
+ position.set(Position.KEY_VDOP, Double.parseDouble(values[index++]));
+ }
+ break;
+ case "GSM":
+ index += 1; // registration status
+ index += 1; // signal strength
+ position.setNetwork(new Network(CellTower.from(
+ Integer.parseInt(values[index++]), Integer.parseInt(values[index++]),
+ Integer.parseInt(values[index++], 16), Integer.parseInt(values[index++], 16),
+ Integer.parseInt(values[index++]))));
+ break;
+ case "COT":
+ if (index < values.length) {
+ position.set(Position.KEY_ODOMETER, Integer.parseInt(values[index++]));
+ }
+ if (index < values.length) {
+ String[] hours = values[index].split("-");
+ position.set(Position.KEY_HOURS, Integer.parseInt(hours[0])
+ + Integer.parseInt(hours[0]) / 60.0 + Integer.parseInt(hours[0]) / 3600.0);
+ }
+ break;
+ case "ADC":
+ position.set(Position.KEY_POWER, Double.parseDouble(values[index++]));
+ if (index < values.length) {
+ position.set(Position.KEY_BATTERY, Double.parseDouble(values[index++]));
+ }
+ if (index < values.length) {
+ position.set(Position.PREFIX_ADC + 1, Double.parseDouble(values[index++]));
+ }
+ if (index < values.length) {
+ position.set(Position.PREFIX_ADC + 2, Double.parseDouble(values[index++]));
+ }
+ break;
+ case "DTT":
+ position.set(Position.KEY_STATUS, Integer.parseInt(values[index++], 16));
+ if (!values[index++].isEmpty()) {
+ int io = Integer.parseInt(values[index - 1], 16);
+ position.set(Position.KEY_IGNITION, BitUtil.check(io, 0));
+ position.set(Position.PREFIX_IN + 1, BitUtil.check(io, 1));
+ position.set(Position.PREFIX_IN + 2, BitUtil.check(io, 2));
+ position.set(Position.PREFIX_IN + 3, BitUtil.check(io, 3));
+ position.set(Position.PREFIX_IN + 4, BitUtil.check(io, 4));
+ position.set(Position.PREFIX_OUT + 1, BitUtil.check(io, 5));
+ position.set(Position.PREFIX_OUT + 2, BitUtil.check(io, 6));
+ position.set(Position.PREFIX_OUT + 3, BitUtil.check(io, 7));
+ }
+ position.set(Position.KEY_GEOFENCE, values[index++] + values[index++]);
+ position.set("eventStatus", values[index++]);
+ if (index < values.length) {
+ position.set("packetType", values[index++]);
+ }
+ break;
+ case "ETD":
+ position.set("eventData", values[index++]);
+ break;
+ case "OBD":
+ position.set("obd", values[index++]);
+ break;
+ case "TAG":
+ position.set("tagData", values[index++]);
+ break;
+ case "IWD":
+ if (index < values.length && values[index + 1].equals("0")) {
+ position.set(Position.KEY_DRIVER_UNIQUE_ID, values[index + 2]);
+ }
+ break;
+ default:
+ break;
+ }
+ }
- Position position = new Position(getProtocolName());
- position.setDeviceId(deviceSession.getDeviceId());
+ private Object decodeData(DeviceSession deviceSession, Date time, String data) {
- if (time != null) {
- position.setTime(time);
- }
+ List<Position> positions = new LinkedList<>();
+ Position position = null;
+ int index = 0;
+ String[] fragments = data.split(",");
- position.set(Position.KEY_EVENT, parser.next());
+ while (index < fragments.length) {
- position.setValid(parser.next().equals("A"));
- position.set(Position.KEY_SATELLITES, parser.nextInt());
+ if (fragments[index].isEmpty() || Character.isDigit(fragments[index].charAt(0))) {
- position.setLatitude(parser.nextCoordinate(Parser.CoordinateFormat.HEM_DEG));
- position.setLongitude(parser.nextCoordinate(Parser.CoordinateFormat.HEM_DEG));
- position.setSpeed(UnitsConverter.knotsFromKph(parser.nextDouble(0)));
- position.setCourse(parser.nextDouble(0));
- position.setAltitude(parser.nextDouble(0));
+ if (position != null) {
+ positions.add(position);
+ }
- position.set(Position.KEY_HDOP, parser.nextDouble(0));
- position.set(Position.KEY_VDOP, parser.nextDouble(0));
+ position = new Position(getProtocolName());
+ position.setDeviceId(deviceSession.getDeviceId());
+ position.setTime(time);
- if (parser.hasNext(5)) {
- position.setNetwork(new Network(CellTower.from(parser.nextInt(0), parser.nextInt(0),
- parser.nextHexInt(0), parser.nextHexInt(0), parser.nextInt(0))));
- }
- if (parser.hasNext()) {
- position.set(Position.KEY_ODOMETER, parser.nextInt(0));
- }
- position.set(Position.KEY_POWER, parser.nextDouble());
- position.set(Position.KEY_BATTERY, parser.nextDouble());
-
- if (parser.hasNext(6)) {
- position.set(Position.KEY_STATUS, parser.nextHexLong());
- Integer io = parser.nextHexInt();
- if (io != null) {
- position.set(Position.KEY_IGNITION, BitUtil.check(io, 0));
- position.set(Position.PREFIX_IN + 1, BitUtil.check(io, 1));
- position.set(Position.PREFIX_IN + 2, BitUtil.check(io, 2));
- position.set(Position.PREFIX_IN + 3, BitUtil.check(io, 3));
- position.set(Position.PREFIX_IN + 4, BitUtil.check(io, 4));
- position.set(Position.PREFIX_OUT + 1, BitUtil.check(io, 5));
- position.set(Position.PREFIX_OUT + 2, BitUtil.check(io, 6));
- position.set(Position.PREFIX_OUT + 3, BitUtil.check(io, 7));
- }
- position.set(Position.KEY_GEOFENCE, parser.next() + parser.next());
- position.set("eventStatus", parser.next());
- position.set("packetType", parser.next());
- }
+ if (!fragments[index++].isEmpty()) {
+ position.set(Position.KEY_EVENT, Integer.parseInt(fragments[index - 1]));
+ }
- if (parser.hasNext()) {
- position.set("eventData", parser.next());
- }
+ } else {
+
+ decodeFragment(position, fragments[index++]);
+
+ }
- if (parser.hasNext()) {
- position.set("obd", parser.next());
}
- if (parser.hasNext()) {
- position.set("tagData", parser.next());
+ if (position != null) {
+ positions.add(position);
}
- return position;
+ return positions;
}
@Override
@@ -246,18 +246,12 @@ public class GoSafeProtocolDecoder extends BaseProtocolDecoder {
} else {
- Date time = null;
+ Date time = new Date();
if (parser.hasNext(6)) {
time = parser.nextDateTime(Parser.DateTimeFormat.HMS_DMY);
}
- List<Position> positions = new LinkedList<>();
- Parser itemParser = new Parser(PATTERN_ITEM, parser.next());
- while (itemParser.find()) {
- positions.add(decodePosition(deviceSession, itemParser, time));
- }
-
- return positions;
+ return decodeData(deviceSession, time, parser.next());
}
}