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authorAnton Tananaev <anton.tananaev@gmail.com>2014-04-20 17:08:58 +1200
committerAnton Tananaev <anton.tananaev@gmail.com>2014-04-20 17:08:58 +1200
commita0ea4b0461296cd259604a9f5b8ed79e125b88f5 (patch)
treed27d615f2be846d10f8985267bc8691507d7eb07 /src
parent5d5ba5b00a390cb510e8d547788846ae2bc9fe93 (diff)
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Implement CarTrack protocol
Diffstat (limited to 'src')
-rw-r--r--src/org/traccar/ServerManager.java16
-rw-r--r--src/org/traccar/protocol/CarTrackProtocolDecoder.java141
2 files changed, 157 insertions, 0 deletions
diff --git a/src/org/traccar/ServerManager.java b/src/org/traccar/ServerManager.java
index 7558b1f31..43fbec650 100644
--- a/src/org/traccar/ServerManager.java
+++ b/src/org/traccar/ServerManager.java
@@ -164,6 +164,7 @@ public class ServerManager {
initKhdServer("khd");
initPiligrimServer("piligrim");
initStl060Server("stl060");
+ initCarTrackServer("cartrack");
// Initialize web server
if (Boolean.valueOf(properties.getProperty("http.enable"))) {
@@ -1083,4 +1084,19 @@ public class ServerManager {
}
}
+ private void initCarTrackServer(String protocol) throws SQLException {
+ if (isProtocolEnabled(properties, protocol)) {
+ serverList.add(new TrackerServer(this, new ServerBootstrap(), protocol) {
+ @Override
+ protected void addSpecificHandlers(ChannelPipeline pipeline) {
+ byte delimiter[] = { (byte) '#', (byte) '#' };
+ pipeline.addLast("frameDecoder",
+ new DelimiterBasedFrameDecoder(1024, ChannelBuffers.wrappedBuffer(delimiter)));
+ pipeline.addLast("stringDecoder", new StringDecoder());
+ pipeline.addLast("objectDecoder", new CarTrackProtocolDecoder(ServerManager.this));
+ }
+ });
+ }
+ }
+
}
diff --git a/src/org/traccar/protocol/CarTrackProtocolDecoder.java b/src/org/traccar/protocol/CarTrackProtocolDecoder.java
new file mode 100644
index 000000000..de730f00a
--- /dev/null
+++ b/src/org/traccar/protocol/CarTrackProtocolDecoder.java
@@ -0,0 +1,141 @@
+/*
+ * Copyright 2014 Anton Tananaev (anton.tananaev@gmail.com)
+ * Rohit
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.traccar.protocol;
+
+import java.util.Calendar;
+import java.util.TimeZone;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+import org.jboss.netty.channel.Channel;
+import org.jboss.netty.channel.ChannelHandlerContext;
+import org.traccar.BaseProtocolDecoder;
+import org.traccar.ServerManager;
+import org.traccar.helper.Log;
+import org.traccar.model.ExtendedInfoFormatter;
+import org.traccar.model.Position;
+
+public class CarTrackProtocolDecoder extends BaseProtocolDecoder {
+
+ public CarTrackProtocolDecoder(ServerManager serverManager) {
+ super(serverManager);
+ }
+
+ private static final Pattern pattern = Pattern.compile(
+ "\\$\\$" + // Header
+ "(\\d+)\\?*" + // Device ID
+ "\\&A" +
+ "(\\d{4})" + // Command - 2
+ "\\&B" +
+ "(\\d{2})(\\d{2})(\\d{2})\\.(\\d{3})," + // HHMMSS.DDD
+ "([AV])," + // STATUS : A= Valid, V = Invalid
+ "(\\d{2})(\\d{2}\\.\\d{4})," + // Lat : XXMM.DDDDD
+ "([NS])," + // N/S
+ "(\\d{3})(\\d{2}\\.\\d{4})," + // Long : YYYMM.DDDD
+ "([EW])," + // E/W
+ "(\\d+.\\d*)," + // Speed in Knots
+ "(\\d+.\\d*)?," + // Heading
+ "(\\d{2})(\\d{2})(\\d{2})" + // DDMMYY
+ ".*" +
+ "\\&C(.*)" + // IO Port Data
+ "\\&D(.*)" + // Mile Meter Data
+ "\\&E(.*)" + // Alarm Data
+ "\\&Y(.*)"); // AD Input Data
+
+ @Override
+ protected Object decode(
+ ChannelHandlerContext ctx, Channel channel, Object msg)
+ throws Exception {
+
+ String sentence = (String) msg;
+
+ // Parse message
+ Matcher parser = pattern.matcher(sentence);
+ if (!parser.matches()) {
+ return null;
+ }
+
+ // Create new position
+ Position position = new Position();
+ ExtendedInfoFormatter extendedInfo = new ExtendedInfoFormatter("cartrack");
+ Integer index = 1;
+
+ // Get device by unique identifier
+ String id = parser.group(index++);
+ try {
+ position.setDeviceId(getDataManager().getDeviceByImei(id).getId());
+ } catch(Exception error) {
+ Log.warning("Unknown device - " + id);
+ return null;
+ }
+
+ // Command
+ extendedInfo.set("command", parser.group(index++));
+
+ // Time
+ Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
+ time.clear();
+ time.set(Calendar.HOUR_OF_DAY, Integer.valueOf(parser.group(index++)));
+ time.set(Calendar.MINUTE, Integer.valueOf(parser.group(index++)));
+ time.set(Calendar.SECOND, Integer.valueOf(parser.group(index++)));
+ time.set(Calendar.MILLISECOND, Integer.valueOf(parser.group(index++)));
+
+ // Validity
+ position.setValid(parser.group(index++).compareTo("A") == 0);
+
+ // Latitude
+ Double latitude = Double.valueOf(parser.group(index++));
+ latitude += Double.valueOf(parser.group(index++)) / 60;
+ if (parser.group(index++).compareTo("S") == 0) latitude = -latitude;
+ position.setLatitude(latitude);
+
+ // Longitude
+ Double longitude = Double.valueOf(parser.group(index++));
+ longitude += Double.valueOf(parser.group(index++)) / 60;
+ if (parser.group(index++).compareTo("W") == 0) longitude = -longitude;
+ position.setLongitude(longitude);
+
+ // Speed
+ position.setSpeed(Double.valueOf(parser.group(index++)));
+
+ // Course
+ String course = parser.group(index++);
+ if (course != null) {
+ position.setCourse(Double.valueOf(course));
+ } else {
+ position.setCourse(0.0);
+ }
+
+ // Date
+ time.set(Calendar.DAY_OF_MONTH, Integer.valueOf(parser.group(index++)));
+ time.set(Calendar.MONTH, Integer.valueOf(parser.group(index++)) - 1);
+ time.set(Calendar.YEAR, 2000 + Integer.valueOf(parser.group(index++)));
+ position.setTime(time.getTime());
+
+ // Altitude
+ position.setAltitude(0.0);
+
+ // State
+ extendedInfo.set("io", parser.group(index++));
+ extendedInfo.set("milage", parser.group(index++));
+ extendedInfo.set("alarm", parser.group(index++));
+ extendedInfo.set("ad", parser.group(index++));
+
+ position.setExtendedInfo(extendedInfo.toString());
+ return position;
+ }
+
+}