diff options
Diffstat (limited to 'src/org/traccar')
| -rw-r--r-- | src/org/traccar/Server.java | 27 | ||||
| -rw-r--r-- | src/org/traccar/protocol/MeitrackProtocolDecoder.java | 151 |
2 files changed, 178 insertions, 0 deletions
diff --git a/src/org/traccar/Server.java b/src/org/traccar/Server.java index f5a67cc68..288719834 100644 --- a/src/org/traccar/Server.java +++ b/src/org/traccar/Server.java @@ -108,6 +108,7 @@ public class Server { initPt502Server(properties); initTr20Server(properties); initNavisServer(properties); + initMeitrackServer(properties); // Initialize web server if (Boolean.valueOf(properties.getProperty("http.enable"))) { @@ -712,4 +713,30 @@ public class Server { serverList.add(server); } } + + /** + * Init Meitrack server + */ + private void initMeitrackServer(Properties properties) throws SQLException { + + String protocol = "meitrack"; + 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 MeitrackProtocolDecoder(getDataManager())); + } + }); + + serverList.add(server); + } + } } diff --git a/src/org/traccar/protocol/MeitrackProtocolDecoder.java b/src/org/traccar/protocol/MeitrackProtocolDecoder.java new file mode 100644 index 000000000..6bb9a915f --- /dev/null +++ b/src/org/traccar/protocol/MeitrackProtocolDecoder.java @@ -0,0 +1,151 @@ +/* + * 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.helper.Log; +import org.traccar.model.DataManager; +import org.traccar.model.Position; + +/** + * Meitrack protocol decoder + */ +public class MeitrackProtocolDecoder extends GenericProtocolDecoder { + + /** + * Initialize + */ + public MeitrackProtocolDecoder(DataManager dataManager) { + super(dataManager); + } + + /** + * Regular expressions pattern + */ + static private Pattern pattern = Pattern.compile( + "\\$\\$." + // Flag + "\\d+," + // Length + "(\\d+)," + // IMEI + "[0-9a-fA-F]{3}," + // Command + "(\\d+)," + // Event + "(-?\\d+\\.\\d+)," + // Latitude + "(-?\\d+\\.\\d+)," + // Longitude + "(\\d{2})(\\d{2})(\\d{2})" + // Date (YYMMDD) + "(\\d{2})(\\d{2})(\\d{2})," + // Time (HHMMSS) + "([AV])," + // Validity + "(\\d+)," + // Satellites + "(\\d+)," + // GSM Signal + "(\\d+)," + // Speed + "(\\d+)," + // Course + "(\\d+)," + // HDOP + "(\\d+)," + // Altitude + "(\\d+)," + // Milage + ".*"); // TODO: parse other stuff + + /** + * Decode message + */ + protected Object decode( + ChannelHandlerContext ctx, Channel channel, Object msg) + throws Exception { + + // Parse message + String sentence = (String) msg; + Matcher parser = pattern.matcher(sentence); + if (!parser.matches()) { + return null; + } + + // Create new position + Position position = new Position(); + StringBuilder extendedInfo = new StringBuilder("<protocol>meitrack</protocol>"); + + Integer index = 1; + + // Get device by IMEI + String imei = parser.group(index++); + try { + position.setDeviceId(getDataManager().getDeviceByImei(imei).getId()); + } catch(Exception error) { + Log.warning("Unknown device - " + imei); + return null; + } + + // Event + extendedInfo.append("<event>"); + extendedInfo.append(parser.group(index++)); + extendedInfo.append("</event>"); + + // Coordinates + position.setLatitude(Double.valueOf(parser.group(index++))); + position.setLongitude(Double.valueOf(parser.group(index++))); + + // Time + Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC")); + time.clear(); + time.set(Calendar.YEAR, 2000 + Integer.valueOf(parser.group(index++))); + time.set(Calendar.MONTH, Integer.valueOf(parser.group(index++)) - 1); + time.set(Calendar.DAY_OF_MONTH, Integer.valueOf(parser.group(index++))); + 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++))); + position.setTime(time.getTime()); + + // Validity + position.setValid(parser.group(index++).compareTo("A") == 0 ? true : false); + + // Satellites + extendedInfo.append("<satellites>"); + extendedInfo.append(parser.group(index++)); + extendedInfo.append("</satellites>"); + + // GSM Signal + extendedInfo.append("<gsm>"); + extendedInfo.append(parser.group(index++)); + extendedInfo.append("</gsm>"); + + // Speed + position.setSpeed(Double.valueOf(parser.group(index++))); + + // Course + position.setCourse(Double.valueOf(parser.group(index++))); + + // HDOP + extendedInfo.append("<hdop>"); + extendedInfo.append(parser.group(index++)); + extendedInfo.append("</hdop>"); + + // Altitude + position.setAltitude(Double.valueOf(parser.group(index++))); + + // Milage + extendedInfo.append("<milage>"); + extendedInfo.append(parser.group(index++)); + extendedInfo.append("</milage>"); + + // Extended info + position.setExtendedInfo(extendedInfo.toString()); + + return position; + } + +} |