From 3ee4d2fba538eee4d1774bd79e07c64dc0af97e5 Mon Sep 17 00:00:00 2001 From: Anton Tananaev Date: Tue, 13 Nov 2012 21:58:17 +1300 Subject: Added TR20 support (Fix #79) --- src/org/traccar/Server.java | 27 ++++ src/org/traccar/protocol/Tr20ProtocolDecoder.java | 142 ++++++++++++++++++++++ 2 files changed, 169 insertions(+) create mode 100644 src/org/traccar/protocol/Tr20ProtocolDecoder.java (limited to 'src/org/traccar') diff --git a/src/org/traccar/Server.java b/src/org/traccar/Server.java index 051d040b9..38f0a1388 100644 --- a/src/org/traccar/Server.java +++ b/src/org/traccar/Server.java @@ -104,6 +104,7 @@ public class Server { initEv603Server(properties); initV680Server(properties); initPt502Server(properties); + initTr20Server(properties); // Initialize web server if (Boolean.valueOf(properties.getProperty("http.enable"))) { @@ -652,4 +653,30 @@ public class Server { serverList.add(server); } } + + /** + * Init TR20 server + */ + private void initTr20Server(Properties properties) throws SQLException { + + String protocol = "tr20"; + if (isProtocolEnabled(properties, protocol)) { + + TrackerServer server = new TrackerServer(getProtocolPort(properties, protocol)); + final Integer resetDelay = getProtocolResetDelay(properties, protocol); + + server.setPipelineFactory(new GenericPipelineFactory(server, dataManager, isLoggerEnabled(), resetDelay, geocoder) { + 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 Tr20ProtocolDecoder(getDataManager())); + } + }); + + serverList.add(server); + } + } } diff --git a/src/org/traccar/protocol/Tr20ProtocolDecoder.java b/src/org/traccar/protocol/Tr20ProtocolDecoder.java new file mode 100644 index 000000000..8f2f49218 --- /dev/null +++ b/src/org/traccar/protocol/Tr20ProtocolDecoder.java @@ -0,0 +1,142 @@ +/* + * Copyright 2012 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.GenericProtocolDecoder; +import org.traccar.model.DataManager; +import org.traccar.model.Position; + +/** + * TR20 tracker protocol decoder + */ +public class Tr20ProtocolDecoder extends GenericProtocolDecoder { + + /** + * Initialize + */ + public Tr20ProtocolDecoder(DataManager dataManager) { + super(dataManager); + } + + static private Pattern patternPing = Pattern.compile( + "\\%\\%[^,]+,(\\d+)"); + + //%%TR-10,A,050916070549,N2240.8887E11359.2994,0,000,NA,D3800000,150,CFG:resend| + //%%123456789012345,A,120101121800,N6000.0000E13000.0000,0,000,0,01034802,150,[Message] + static private Pattern patternData = Pattern.compile( + "\\%\\%" + + "([^,]+)," + // Id + "([AL])," + // Validity + "(\\d{2})(\\d{2})(\\d{2})" + // Date (YYMMDD) + "(\\d{2})(\\d{2})(\\d{2})," + // Time (HHMMSS) + "([NS])" + + "(\\d{2})(\\d{2}\\.\\d+)" + // Latitude (DDMM.MMMM) + "([EW])" + + "(\\d{3})(\\d{2}\\.\\d+)," + // Longitude (DDDMM.MMMM) + "(\\d+)," + // Speed + "(\\d+)," + // Course + ".*"); + + /** + * Decode message + */ + protected Object decode( + ChannelHandlerContext ctx, Channel channel, Object msg) + throws Exception { + + String sentence = (String) msg; + + // Keep alive message + Matcher parser = patternPing.matcher(sentence); + if (parser.matches()) { + + // Send response + if (channel != null) { + channel.write("&&" + parser.group(1) + "\r\n"); + } + } else { + + // Data message parse + parser = patternData.matcher(sentence); + + // Unknown message + if (!parser.matches()) { + return null; + } + + // Create new position + Position position = new Position(); + StringBuilder extendedInfo = new StringBuilder("tr20"); + + Integer index = 1; + + // Get device by id + String id = parser.group(index++); + position.setDeviceId(getDataManager().getDeviceByImei(id).getId()); + + // Validity + position.setValid(parser.group(index++).compareTo("A") == 0 ? true : false); + + // Time + Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC")); + time.clear(); + time.set(Calendar.YEAR, 2000 + Integer.parseInt(parser.group(index++))); + time.set(Calendar.MONTH, Integer.parseInt(parser.group(index++)) - 1); + time.set(Calendar.DAY_OF_MONTH, Integer.parseInt(parser.group(index++))); + time.set(Calendar.HOUR, Integer.parseInt(parser.group(index++))); + time.set(Calendar.MINUTE, Integer.parseInt(parser.group(index++))); + time.set(Calendar.SECOND, Integer.parseInt(parser.group(index++))); + position.setTime(time.getTime()); + + // Latitude + int hemisphere = 1; + if (parser.group(index++).compareTo("S") == 0) hemisphere = -1; + Double latitude = Double.valueOf(parser.group(index++)); + latitude += Double.valueOf(parser.group(index++)) / 60; + position.setLatitude(latitude * hemisphere); + + // Longitude + hemisphere = 1; + if (parser.group(index++).compareTo("W") == 0) hemisphere = -1; + Double lonlitude = Double.valueOf(parser.group(index++)); + lonlitude += Double.valueOf(parser.group(index++)) / 60; + position.setLongitude(lonlitude * hemisphere); + + // Speed + position.setSpeed(Double.valueOf(parser.group(index++))); + + // Course + position.setCourse(Double.valueOf(parser.group(index++))); + + // Altitude + position.setAltitude(0.0); + + // Extended info + position.setExtendedInfo(extendedInfo.toString()); + + return position; + } + + return null; + } + +} -- cgit v1.2.3