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authorAnton Tananaev <anton.tananaev@gmail.com>2018-10-25 15:44:08 +0400
committerAnton Tananaev <anton.tananaev@gmail.com>2018-10-25 15:44:08 +0400
commit8fd45f48667a40a9111d8833f5335cfee4ea1fd5 (patch)
tree1d6e6771ab9f8dff7439764edcd7816f8a638ce9 /src/org
parent8560d199a4440fb83ddbc46b81d0b0b0281d0385 (diff)
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Support Ericar protocol
Diffstat (limited to 'src/org')
-rw-r--r--src/org/traccar/CharacterDelimiterFrameDecoder.java4
-rw-r--r--src/org/traccar/protocol/Gps103Protocol.java2
-rw-r--r--src/org/traccar/protocol/Gps103ProtocolDecoder.java56
3 files changed, 61 insertions, 1 deletions
diff --git a/src/org/traccar/CharacterDelimiterFrameDecoder.java b/src/org/traccar/CharacterDelimiterFrameDecoder.java
index 5175f9b37..7ce83ff78 100644
--- a/src/org/traccar/CharacterDelimiterFrameDecoder.java
+++ b/src/org/traccar/CharacterDelimiterFrameDecoder.java
@@ -54,4 +54,8 @@ public class CharacterDelimiterFrameDecoder extends DelimiterBasedFrameDecoder {
super(maxFrameLength, convertDelimiters(delimiters));
}
+ public CharacterDelimiterFrameDecoder(int maxFrameLength, boolean stripDelimiter, String... delimiters) {
+ super(maxFrameLength, stripDelimiter, convertDelimiters(delimiters));
+ }
+
}
diff --git a/src/org/traccar/protocol/Gps103Protocol.java b/src/org/traccar/protocol/Gps103Protocol.java
index d112c1170..6272a3fd1 100644
--- a/src/org/traccar/protocol/Gps103Protocol.java
+++ b/src/org/traccar/protocol/Gps103Protocol.java
@@ -39,7 +39,7 @@ public class Gps103Protocol extends BaseProtocol {
addServer(new TrackerServer(false, getName()) {
@Override
protected void addProtocolHandlers(PipelineBuilder pipeline) {
- pipeline.addLast(new CharacterDelimiterFrameDecoder(2048, "\r\n", "\n", ";", "*"));
+ pipeline.addLast(new CharacterDelimiterFrameDecoder(2048, false, "\r\n", "\n", ";", "*"));
pipeline.addLast(new StringEncoder());
pipeline.addLast(new StringDecoder());
pipeline.addLast(new Gps103ProtocolEncoder());
diff --git a/src/org/traccar/protocol/Gps103ProtocolDecoder.java b/src/org/traccar/protocol/Gps103ProtocolDecoder.java
index 4ef14b29b..b459f6340 100644
--- a/src/org/traccar/protocol/Gps103ProtocolDecoder.java
+++ b/src/org/traccar/protocol/Gps103ProtocolDecoder.java
@@ -100,6 +100,27 @@ public class Gps103ProtocolDecoder extends BaseProtocolDecoder {
.any()
.compile();
+ private static final Pattern PATTERN_ALT = new PatternBuilder()
+ .text("imei:")
+ .number("(d+),") // imei
+ .expression("[^,]+,")
+ .expression("...,") // event
+ .expression(".{6},") // sensor id
+ .expression(".{4},") // sensor voltage
+ .number("(dd)(dd)(dd),") // time (hhmmss)
+ .number("(dd)(dd)(dd),") // date (ddmmyy)
+ .number("(d+),") // rssi
+ .number("(d),") // gps status
+ .number("(-?d+.d+),") // latitude
+ .number("(-?d+.d+),") // longitude
+ .number("(d+),") // speed
+ .number("(d+),") // course
+ .number("(-?d+),") // altitude
+ .number("(d+.d+),") // hdop
+ .number("(d+),") // satellites
+ .any()
+ .compile();
+
private String decodeAlarm(String value) {
if (value.startsWith("T:")) {
return Position.ALARM_TEMPERATURE;
@@ -270,6 +291,39 @@ public class Gps103ProtocolDecoder extends BaseProtocolDecoder {
return position;
}
+
+ private Position decodeAlternative(Channel channel, SocketAddress remoteAddress, String sentence) {
+
+ Parser parser = new Parser(PATTERN_ALT, sentence);
+ if (!parser.matches()) {
+ return null;
+ }
+
+ DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next());
+ if (deviceSession == null) {
+ return null;
+ }
+
+ Position position = new Position(getProtocolName());
+ position.setDeviceId(deviceSession.getDeviceId());
+
+ position.setTime(parser.nextDateTime(Parser.DateTimeFormat.HMS_DMY));
+
+ position.set(Position.KEY_RSSI, parser.nextInt());
+
+ position.setValid(parser.nextInt() > 0);
+ position.setLatitude(parser.nextDouble());
+ position.setLongitude(parser.nextDouble());
+ position.setSpeed(UnitsConverter.knotsFromKph(parser.nextInt()));
+ position.setCourse(parser.nextInt());
+ position.setAltitude(parser.nextInt());
+
+ position.set(Position.KEY_HDOP, parser.nextDouble());
+ position.set(Position.KEY_SATELLITES, parser.nextInt());
+
+ return position;
+ }
+
@Override
protected Object decode(
Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
@@ -301,6 +355,8 @@ public class Gps103ProtocolDecoder extends BaseProtocolDecoder {
if (sentence.contains("OBD")) {
return decodeObd(channel, remoteAddress, sentence);
+ } else if (sentence.endsWith("*")) {
+ return decodeAlternative(channel, remoteAddress, sentence);
} else {
return decodeRegular(channel, remoteAddress, sentence);
}