diff options
Diffstat (limited to 'src/org/traccar')
| -rw-r--r-- | src/org/traccar/ServerManager.java | 16 | ||||
| -rw-r--r-- | src/org/traccar/protocol/CarTrackProtocolDecoder.java | 141 |
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; + } + +} |