From e3229237eb37654dbf7818fdf92a6f487a95c770 Mon Sep 17 00:00:00 2001 From: Anton Tananaev Date: Fri, 23 Sep 2016 06:57:16 +1200 Subject: Extend JT600 protocol support --- src/org/traccar/protocol/Jt600ProtocolDecoder.java | 90 ++++++++++++++++++---- 1 file changed, 77 insertions(+), 13 deletions(-) (limited to 'src/org/traccar') diff --git a/src/org/traccar/protocol/Jt600ProtocolDecoder.java b/src/org/traccar/protocol/Jt600ProtocolDecoder.java index b7193d24b..b30bd7b85 100644 --- a/src/org/traccar/protocol/Jt600ProtocolDecoder.java +++ b/src/org/traccar/protocol/Jt600ProtocolDecoder.java @@ -1,5 +1,5 @@ /* - * Copyright 2012 - 2015 Anton Tananaev (anton.tananaev@gmail.com) + * Copyright 2012 - 2016 Anton Tananaev (anton.tananaev@gmail.com) * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -43,7 +43,7 @@ public class Jt600ProtocolDecoder extends BaseProtocolDecoder { return degrees + minutes / 60; } - private Position decodeNormalMessage(ChannelBuffer buf, Channel channel, SocketAddress remoteAddress) { + private Position decodeBinary(ChannelBuffer buf, Channel channel, SocketAddress remoteAddress) { Position position = new Position(); position.setProtocol(getProtocolName()); @@ -120,7 +120,7 @@ public class Jt600ProtocolDecoder extends BaseProtocolDecoder { return position; } - private static final Pattern PATTERN = new PatternBuilder() + private static final Pattern PATTERN_W01 = new PatternBuilder() .text("(") .number("(d+),") // id .text("W01,") // type @@ -138,25 +138,22 @@ public class Jt600ProtocolDecoder extends BaseProtocolDecoder { .number("(d+),") // gsm signal .number("(d+),") // alert type .any() - .text(")") .compile(); - private Position decodeAlertMessage(ChannelBuffer buf, Channel channel, SocketAddress remoteAddress) { + private Position decodeW01(String sentence, Channel channel, SocketAddress remoteAddress) { - Parser parser = new Parser(PATTERN, buf.toString(StandardCharsets.US_ASCII)); + Parser parser = new Parser(PATTERN_W01, sentence); if (!parser.matches()) { return null; } - Position position = new Position(); - position.setProtocol(getProtocolName()); - - position.set(Position.KEY_ALARM, Position.ALARM_GENERAL); - DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next()); if (deviceSession == null) { return null; } + + Position position = new Position(); + position.setProtocol(getProtocolName()); position.setDeviceId(deviceSession.getDeviceId()); position.setLongitude(parser.nextCoordinate()); @@ -176,6 +173,68 @@ public class Jt600ProtocolDecoder extends BaseProtocolDecoder { return position; } + private static final Pattern PATTERN_U01 = new PatternBuilder() + .text("(") + .number("(d+),") // id + .number("Udd,") // type + .number("d+,").optional() // alarm + .number("(dd)(dd)(dd),") // date (ddmmyy) + .number("(dd)(dd)(dd),") // time + .expression("([TF]),") // validity + .number("(d+.d+),([NS]),") // latitude + .number("(d+.d+),([EW]),") // longitude + .number("(d+.?d*),") // speed + .number("(d+),") // course + .number("(d+),") // satellites + .number("(d+%),") // battery + .expression("([01]+),") // status + .number("(d+),") // cid + .number("(d+),") // lac + .number("(d+),") // gsm signal + .number("(d+),") // odometer + .number("(d+)") // index + .any() + .compile(); + + private Position decodeU01(String sentence, Channel channel, SocketAddress remoteAddress) { + + Parser parser = new Parser(PATTERN_U01, sentence); + if (!parser.matches()) { + return null; + } + + DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next()); + if (deviceSession == null) { + return null; + } + + Position position = new Position(); + position.setProtocol(getProtocolName()); + position.setDeviceId(deviceSession.getDeviceId()); + + DateBuilder dateBuilder = new DateBuilder() + .setDateReverse(parser.nextInt(), parser.nextInt(), parser.nextInt()) + .setTime(parser.nextInt(), parser.nextInt(), parser.nextInt()); + position.setTime(dateBuilder.getDate()); + + position.setValid(parser.next().equals("T")); + position.setLatitude(parser.nextCoordinate(Parser.CoordinateFormat.DEG_HEM)); + position.setLongitude(parser.nextCoordinate(Parser.CoordinateFormat.DEG_HEM)); + + position.setSpeed(UnitsConverter.knotsFromMph(parser.nextDouble())); + position.setCourse(parser.nextDouble()); + + position.set(Position.KEY_SATELLITES, parser.nextInt()); + position.set(Position.KEY_BATTERY, parser.next()); + position.set(Position.KEY_STATUS, parser.nextInt(2)); + position.set(Position.KEY_CID, parser.nextInt()); + position.set(Position.KEY_LAC, parser.nextInt()); + position.set(Position.KEY_GSM, parser.nextInt()); + position.set(Position.KEY_ODOMETER, parser.nextLong() * 1000); + position.set(Position.KEY_INDEX, parser.nextInt()); + + return position; + } @Override protected Object decode( Channel channel, SocketAddress remoteAddress, Object msg) throws Exception { @@ -184,9 +243,14 @@ public class Jt600ProtocolDecoder extends BaseProtocolDecoder { char first = (char) buf.getByte(0); if (first == '$') { - return decodeNormalMessage(buf, channel, remoteAddress); + return decodeBinary(buf, channel, remoteAddress); } else if (first == '(') { - return decodeAlertMessage(buf, channel, remoteAddress); + String sentence = buf.toString(StandardCharsets.US_ASCII); + if (sentence.contains("W01")) { + return decodeW01(sentence, channel, remoteAddress); + } else { + return decodeU01(sentence, channel, remoteAddress); + } } return null; -- cgit v1.2.3