aboutsummaryrefslogtreecommitdiff
path: root/src/org/traccar/protocol/Gl200ProtocolDecoder.java
diff options
context:
space:
mode:
authorAnton Tananaev <anton.tananaev@gmail.com>2016-02-22 17:00:41 +1300
committerAnton Tananaev <anton.tananaev@gmail.com>2016-02-22 17:00:41 +1300
commit8436dd58c37545973803dd292d36aaad3c2fdc70 (patch)
tree378687a3e04c0e1fc400da279d7d75c4f06052a0 /src/org/traccar/protocol/Gl200ProtocolDecoder.java
parentea63ff71484f23d4246476cfae6705db551529d6 (diff)
downloadtrackermap-server-8436dd58c37545973803dd292d36aaad3c2fdc70.tar.gz
trackermap-server-8436dd58c37545973803dd292d36aaad3c2fdc70.tar.bz2
trackermap-server-8436dd58c37545973803dd292d36aaad3c2fdc70.zip
Share GL200 location decoding code
Diffstat (limited to 'src/org/traccar/protocol/Gl200ProtocolDecoder.java')
-rw-r--r--src/org/traccar/protocol/Gl200ProtocolDecoder.java197
1 files changed, 102 insertions, 95 deletions
diff --git a/src/org/traccar/protocol/Gl200ProtocolDecoder.java b/src/org/traccar/protocol/Gl200ProtocolDecoder.java
index fd0961665..ef8cf34e4 100644
--- a/src/org/traccar/protocol/Gl200ProtocolDecoder.java
+++ b/src/org/traccar/protocol/Gl200ProtocolDecoder.java
@@ -17,6 +17,7 @@ package org.traccar.protocol;
import java.net.SocketAddress;
import java.util.regex.Pattern;
+
import org.jboss.netty.channel.Channel;
import org.traccar.BaseProtocolDecoder;
import org.traccar.Context;
@@ -68,6 +69,23 @@ public class Gl200ProtocolDecoder extends BaseProtocolDecoder {
.text("$").optional()
.compile();
+ private static final Pattern PATTERN_LOCATION = new PatternBuilder()
+ .number("(?:d{1,2})?,") // gps accuracy
+ .number("(d{1,3}.d)?,") // speed
+ .number("(d{1,3})?,") // course
+ .number("(-?d{1,5}.d)?,") // altitude
+ .number("(-?d{1,3}.d{6})?,") // longitude
+ .number("(-?d{1,2}.d{6})?,") // latitude
+ .number("(dddd)(dd)(dd)") // date
+ .number("(dd)(dd)(dd)").optional(2) // time
+ .text(",")
+ .number("(0ddd)?,") // mcc
+ .number("(0ddd)?,") // mnc
+ .number("(xxxx)?,") // lac
+ .number("(xxxx)?,") // cell
+ .number("d*,") // reserved
+ .compile();
+
private static final Pattern PATTERN_OBD = new PatternBuilder()
.text("+RESP:GTOBD,")
.number("[0-9A-Z]{2}xxxx,") // protocol version
@@ -93,20 +111,7 @@ public class Gl200ProtocolDecoder extends BaseProtocolDecoder {
.number("(?:d{1,3})?,") // engine load
.number("(d{1,3})?,") // fuel level
.number("(d+),") // odometer
- .number("(?:d{1,2})?,") // gps accuracy
- .number("(d{1,3}.d)?,") // speed
- .number("(d{1,3})?,") // course
- .number("(-?d{1,5}.d)?,") // altitude
- .number("(-?d{1,3}.d{6})?,") // longitude
- .number("(-?d{1,2}.d{6})?,") // latitude
- .number("(dddd)(dd)(dd)") // date
- .number("(dd)(dd)(dd)").optional(2) // time
- .text(",")
- .number("(0ddd)?,") // mcc
- .number("(0ddd)?,") // mnc
- .number("(xxxx)?,") // lac
- .number("(xxxx)?,") // cell
- .number("d*,") // reserved
+ .expression(PATTERN_LOCATION.pattern())
.number("(d{1,7}.d)?,") // odometer
.number("(dddd)(dd)(dd)") // date
.number("(dd)(dd)(dd)").optional(2) // time
@@ -123,21 +128,8 @@ public class Gl200ProtocolDecoder extends BaseProtocolDecoder {
.expression("[^,]*,") // device name
.number("d,") // report id
.number("d,") // report type
- .number("d{1,2},") // report number
- .number("(?:d{1,2})?,") // gps accuracy
- .number("(d{1,3}.d)?,") // speed
- .number("(d{1,3})?,") // course
- .number("(-?d{1,5}.d)?,") // altitude
- .number("(-?d{1,3}.d{6})?,") // longitude
- .number("(-?d{1,2}.d{6})?,") // latitude
- .number("(dddd)(dd)(dd)") // date
- .number("(dd)(dd)(dd)").optional(2) // time
- .text(",")
- .number("(0ddd)?,") // mcc
- .number("(0ddd)?,") // mnc
- .number("(xxxx)?,") // lac
- .number("(xxxx)?,") // cell
- .number("d*,") // reserved
+ .number("d{1,2},") // count
+ .expression(PATTERN_LOCATION.pattern())
.number("(d{1,3})?,") // battery
.number("(dddd)(dd)(dd)") // date
.number("(dd)(dd)(dd)").optional(2) // time
@@ -165,7 +157,7 @@ public class Gl200ProtocolDecoder extends BaseProtocolDecoder {
.text("$").optional()
.compile();
- private Position decodeHbd(Channel channel, SocketAddress remoteAddress, String sentence) {
+ private Object decodeHbd(Channel channel, SocketAddress remoteAddress, String sentence) {
Parser parser = new Parser(PATTERN_HBD, sentence);
if (parser.matches() && channel != null) {
channel.write("+SACK:GTHBD," + parser.next() + "," + parser.next() + "$", remoteAddress);
@@ -173,7 +165,7 @@ public class Gl200ProtocolDecoder extends BaseProtocolDecoder {
return null;
}
- private Position decodeInf(Channel channel, SocketAddress remoteAddress, String sentence) {
+ private Object decodeInf(Channel channel, SocketAddress remoteAddress, String sentence) {
Parser parser = new Parser(PATTERN_INF, sentence);
if (!parser.matches()) {
return null;
@@ -203,8 +195,33 @@ public class Gl200ProtocolDecoder extends BaseProtocolDecoder {
return position;
}
- private Position decodeObd(Channel channel, SocketAddress remoteAddress, String sentence) {
+ private void decodeLocation(Position position, Parser parser) {
+ position.setSpeed(UnitsConverter.knotsFromKph(parser.nextDouble()));
+ position.setCourse(parser.nextDouble());
+ position.setAltitude(parser.nextDouble());
+
+ if (parser.hasNext(8)) {
+ position.setValid(true);
+ position.setLongitude(parser.nextDouble());
+ position.setLatitude(parser.nextDouble());
+
+ DateBuilder dateBuilder = new DateBuilder()
+ .setDate(parser.nextInt(), parser.nextInt(), parser.nextInt())
+ .setTime(parser.nextInt(), parser.nextInt(), parser.nextInt());
+ position.setTime(dateBuilder.getDate());
+ } else {
+ getLastLocation(position, null);
+ }
+
+ if (parser.hasNext(4)) {
+ position.set(Event.KEY_MCC, parser.nextInt());
+ position.set(Event.KEY_MNC, parser.nextInt());
+ position.set(Event.KEY_LAC, parser.nextInt(16));
+ position.set(Event.KEY_CID, parser.nextInt(16));
+ }
+ }
+ private Object decodeObd(Channel channel, SocketAddress remoteAddress, String sentence) {
Parser parser = new Parser(PATTERN_OBD, sentence);
if (!parser.matches()) {
return null;
@@ -230,29 +247,7 @@ public class Gl200ProtocolDecoder extends BaseProtocolDecoder {
position.set(Event.KEY_FUEL, parser.next());
position.set(Event.KEY_OBD_ODOMETER, parser.next());
- position.setSpeed(UnitsConverter.knotsFromKph(parser.nextDouble()));
- position.setCourse(parser.nextDouble());
- position.setAltitude(parser.nextDouble());
-
- if (parser.hasNext(8)) {
- position.setValid(true);
- position.setLongitude(parser.nextDouble());
- position.setLatitude(parser.nextDouble());
-
- DateBuilder dateBuilder = new DateBuilder()
- .setDate(parser.nextInt(), parser.nextInt(), parser.nextInt())
- .setTime(parser.nextInt(), parser.nextInt(), parser.nextInt());
- position.setTime(dateBuilder.getDate());
- } else {
- getLastLocation(position, null);
- }
-
- if (parser.hasNext(4)) {
- position.set(Event.KEY_MCC, parser.nextInt());
- position.set(Event.KEY_MNC, parser.nextInt());
- position.set(Event.KEY_LAC, parser.nextInt(16));
- position.set(Event.KEY_CID, parser.nextInt(16));
- }
+ decodeLocation(position, parser);
position.set(Event.KEY_ODOMETER, parser.next());
@@ -268,15 +263,10 @@ public class Gl200ProtocolDecoder extends BaseProtocolDecoder {
return position;
}
- private Position decodeOther(Channel channel, SocketAddress remoteAddress, String sentence) {
- Pattern pattern = PATTERN;
- Parser parser = new Parser(pattern, sentence);
+ private Object decodeOther(Channel channel, SocketAddress remoteAddress, String sentence) {
+ Parser parser = new Parser(PATTERN, sentence);
if (!parser.matches()) {
- pattern = PATTERN_BACKUP;
- parser = new Parser(pattern, sentence);
- if (!parser.matches()) {
- return null;
- }
+ return null;
}
Position position = new Position();
@@ -287,46 +277,52 @@ public class Gl200ProtocolDecoder extends BaseProtocolDecoder {
}
position.setDeviceId(getDeviceId());
- position.setSpeed(UnitsConverter.knotsFromKph(parser.nextDouble()));
- position.setCourse(parser.nextDouble());
- position.setAltitude(parser.nextDouble());
+ decodeLocation(position, parser);
- if (parser.hasNext(8)) {
- position.setValid(true);
- position.setLongitude(parser.nextDouble());
- position.setLatitude(parser.nextDouble());
+ position.set(Event.KEY_BATTERY, parser.next());
+ if (parser.hasNext(6)) {
DateBuilder dateBuilder = new DateBuilder()
.setDate(parser.nextInt(), parser.nextInt(), parser.nextInt())
.setTime(parser.nextInt(), parser.nextInt(), parser.nextInt());
- position.setTime(dateBuilder.getDate());
- } else {
- getLastLocation(position, null);
+ if (!position.getOutdated() && position.getFixTime().after(dateBuilder.getDate())) {
+ position.setTime(dateBuilder.getDate());
+ }
}
- if (pattern == PATTERN) {
- if (parser.hasNext(4)) {
- position.set(Event.KEY_MCC, parser.nextInt());
- position.set(Event.KEY_MNC, parser.nextInt());
- position.set(Event.KEY_LAC, parser.nextInt(16));
- position.set(Event.KEY_CID, parser.nextInt(16));
- }
+ if (Context.getConfig().getBoolean(getProtocolName() + ".ack") && channel != null) {
+ channel.write("+SACK:" + parser.next() + "$", remoteAddress);
+ }
- position.set(Event.KEY_BATTERY, parser.next());
+ return position;
+ }
- if (parser.hasNext(6)) {
- DateBuilder dateBuilder = new DateBuilder()
- .setDate(parser.nextInt(), parser.nextInt(), parser.nextInt())
- .setTime(parser.nextInt(), parser.nextInt(), parser.nextInt());
- if (!position.getOutdated() && position.getFixTime().after(dateBuilder.getDate())) {
- position.setTime(dateBuilder.getDate());
- }
- }
+ private Object decodeBackup(Channel channel, SocketAddress remoteAddress, String sentence) {
+ Parser parser = new Parser(PATTERN_BACKUP, sentence);
+ if (!parser.matches()) {
+ return null;
}
- if (Context.getConfig().getBoolean(getProtocolName() + ".ack") && channel != null) {
- channel.write("+SACK:" + parser.next() + "$", remoteAddress);
+ Position position = new Position();
+ position.setProtocol(getProtocolName());
+
+ if (!identify(parser.next(), channel, remoteAddress)) {
+ return null;
}
+ position.setDeviceId(getDeviceId());
+
+ position.setSpeed(UnitsConverter.knotsFromKph(parser.nextDouble()));
+ position.setCourse(parser.nextDouble());
+ position.setAltitude(parser.nextDouble());
+
+ position.setValid(true);
+ position.setLongitude(parser.nextDouble());
+ position.setLatitude(parser.nextDouble());
+
+ DateBuilder dateBuilder = new DateBuilder()
+ .setDate(parser.nextInt(), parser.nextInt(), parser.nextInt())
+ .setTime(parser.nextInt(), parser.nextInt(), parser.nextInt());
+ position.setTime(dateBuilder.getDate());
return position;
}
@@ -342,16 +338,27 @@ public class Gl200ProtocolDecoder extends BaseProtocolDecoder {
return null;
}
+ Object result;
switch (sentence.substring(typeIndex + 3, typeIndex + 6)) {
case "HBD":
- return decodeHbd(channel, remoteAddress, sentence);
+ result = decodeHbd(channel, remoteAddress, sentence);
+ break;
case "INF":
- return decodeInf(channel, remoteAddress, sentence);
+ result = decodeInf(channel, remoteAddress, sentence);
+ break;
case "OBD":
- return decodeObd(channel, remoteAddress, sentence);
+ result = decodeObd(channel, remoteAddress, sentence);
+ break;
default:
- return decodeOther(channel, remoteAddress, sentence);
+ result = decodeOther(channel, remoteAddress, sentence);
+ break;
+ }
+
+ if (result == null) {
+ result = decodeBackup(channel, remoteAddress, sentence);
}
+
+ return result;
}
}