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authorAnton Tananaev <anton.tananaev@gmail.com>2013-01-18 23:02:18 +1300
committerAnton Tananaev <anton.tananaev@gmail.com>2013-01-18 23:02:18 +1300
commit534a0107dccd91556252ca927852476628465a4d (patch)
treed8287a283724a36a076a71e726dca309361058d7 /src/org
parenta01f9f7582cd7a25721be82df578d212fda4b5cc (diff)
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Add Megatek protocol (fix #112)
Diffstat (limited to 'src/org')
-rw-r--r--src/org/traccar/ServerManager.java17
-rw-r--r--src/org/traccar/protocol/MegastekProtocolDecoder.java182
2 files changed, 199 insertions, 0 deletions
diff --git a/src/org/traccar/ServerManager.java b/src/org/traccar/ServerManager.java
index 23b067712..2fb9f3f6b 100644
--- a/src/org/traccar/ServerManager.java
+++ b/src/org/traccar/ServerManager.java
@@ -127,6 +127,7 @@ public class ServerManager {
initSkypatrolServer("skypatrol");
initGt02Server("gt02");
initGt06Server("gt06");
+ initMegastekServer("megastek");
// Initialize web server
if (Boolean.valueOf(properties.getProperty("http.enable"))) {
@@ -574,4 +575,20 @@ public class ServerManager {
}
}
+ private void initMegastekServer(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) '\r', (byte) '\n' };
+ pipeline.addLast("frameDecoder",
+ new DelimiterBasedFrameDecoder(1024, ChannelBuffers.wrappedBuffer(delimiter)));
+ pipeline.addLast("stringDecoder", new StringDecoder());
+ pipeline.addLast("stringEncoder", new StringEncoder());
+ pipeline.addLast("objectDecoder", new MegastekProtocolDecoder(ServerManager.this));
+ }
+ });
+ }
+ }
+
}
diff --git a/src/org/traccar/protocol/MegastekProtocolDecoder.java b/src/org/traccar/protocol/MegastekProtocolDecoder.java
new file mode 100644
index 000000000..77d24837a
--- /dev/null
+++ b/src/org/traccar/protocol/MegastekProtocolDecoder.java
@@ -0,0 +1,182 @@
+/*
+ * Copyright 2013 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.
+ * 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.Position;
+
+public class MegastekProtocolDecoder extends BaseProtocolDecoder {
+
+ public MegastekProtocolDecoder(ServerManager serverManager) {
+ super(serverManager);
+ }
+
+ //STX,102110830074542,$GPRMC,114229.000,A,2238.2024,N,11401.9619,E,0.00,0.00,310811,,,A*64
+ //,F,LowBattery,imei:012207005553885,03,113.1,Battery=24%,,1,460,01,2531,647E;57
+ static private Pattern pattern = Pattern.compile(
+ "STX," +
+ "\\d+," + // Identifier (not IMEI)
+ "\\$GPRMC," +
+ "(\\d{2})(\\d{2})(\\d{2})\\.\\d+," + // Time (HHMMSS.SSS)
+ "([AV])," + // Validity
+ "(\\d{2})(\\d{2}\\.\\d+)," + // Latitude (DDMM.MMMM)
+ "([NS])," +
+ "(\\d{3})(\\d{2}\\.\\d+)," + // Longitude (DDDMM.MMMM)
+ "([EW])," +
+ "(\\d+\\.\\d{2})?," + // Speed
+ "(\\d+\\.\\d{2})?," + // Course
+ "(\\d{2})(\\d{2})(\\d{2})" + // Date (DDMMYY)
+ "[^\\*]+\\*[0-9a-fA-F]{2}," + // Checksumm
+ "[FL]," + // Flag
+ "([^,]*)," + // Alarm
+ "imei:(\\d+)," + // IMEI
+ "(\\d+)?," + // Satellites
+ "(\\d+\\.\\d+)," + // Altitude
+ "Battery=(\\d+)%,," + // Battery
+ "(\\d)?," + // Charger
+ "(\\d+)," + // MCC
+ "(\\d+)," + // MNC
+ "([0-9a-fA-F]+,[0-9a-fA-F]+);" + // Location code
+ ".+"); // Checksumm
+
+ @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();
+ StringBuilder extendedInfo = new StringBuilder("<protocol>megastek</protocol>");
+ int index = 1;
+
+ // Time
+ Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
+ time.clear();
+ time.set(Calendar.HOUR, Integer.valueOf(parser.group(index++)));
+ time.set(Calendar.MINUTE, Integer.valueOf(parser.group(index++)));
+ time.set(Calendar.SECOND, Integer.valueOf(parser.group(index++)));
+
+ // Validity
+ position.setValid(parser.group(index++).compareTo("A") == 0 ? true : false);
+
+ // 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 lonlitude = Double.valueOf(parser.group(index++));
+ lonlitude += Double.valueOf(parser.group(index++)) / 60;
+ if (parser.group(index++).compareTo("W") == 0) lonlitude = -lonlitude;
+ position.setLongitude(lonlitude);
+
+ // Speed
+ String speed = parser.group(index++);
+ if (speed != null) {
+ position.setSpeed(Double.valueOf(speed));
+ } else {
+ position.setSpeed(0.0);
+ }
+
+ // 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());
+
+ // Alarm
+ extendedInfo.append("<alarm>");
+ extendedInfo.append(parser.group(index++));
+ extendedInfo.append("</alarm>");
+
+ // IMEI
+ String imei = parser.group(index++);
+ try {
+ position.setDeviceId(getDataManager().getDeviceByImei(imei).getId());
+ } catch(Exception error) {
+ Log.warning("Unknown device - " + imei);
+ return null;
+ }
+
+ // Satellites
+ String satellites = parser.group(index++);
+ if (satellites != null) {
+ extendedInfo.append("<satellites>");
+ extendedInfo.append(satellites);
+ extendedInfo.append("</satellites>");
+ }
+
+ // Altitude
+ position.setAltitude(Double.valueOf(parser.group(index++)));
+
+ // Battery
+ position.setPower(Double.valueOf(parser.group(index++)));
+
+ // Charger
+ String charger = parser.group(index++);
+ if (charger != null) {
+ extendedInfo.append("<charger>");
+ extendedInfo.append(Integer.valueOf(charger) == 1);
+ extendedInfo.append("</charger>");
+ }
+
+ // MCC
+ extendedInfo.append("<mcc>");
+ extendedInfo.append(parser.group(index++));
+ extendedInfo.append("</mcc>");
+
+ // MNC
+ extendedInfo.append("<mnc>");
+ extendedInfo.append(parser.group(index++));
+ extendedInfo.append("</mnc>");
+
+ // LAC
+ extendedInfo.append("<lac>");
+ extendedInfo.append(parser.group(index++));
+ extendedInfo.append("</lac>");
+
+ // Extended info
+ position.setExtendedInfo(extendedInfo.toString());
+
+ return position;
+ }
+
+}