From 8b4dc809a91bcd124ae087988aa79ceaeff1fd36 Mon Sep 17 00:00:00 2001 From: Anton Tananaev Date: Sun, 4 Nov 2012 21:24:17 +1300 Subject: Release 1.4 --- src/org/traccar/protocol/Pt502ProtocolDecoder.java | 130 +++++++++++++++++++++ 1 file changed, 130 insertions(+) create mode 100644 src/org/traccar/protocol/Pt502ProtocolDecoder.java (limited to 'src/org/traccar/protocol') diff --git a/src/org/traccar/protocol/Pt502ProtocolDecoder.java b/src/org/traccar/protocol/Pt502ProtocolDecoder.java new file mode 100644 index 000000000..a010f936f --- /dev/null +++ b/src/org/traccar/protocol/Pt502ProtocolDecoder.java @@ -0,0 +1,130 @@ +/* + * Copyright 2012 Anton Tananaev (anton.tananaev@gmail.com) + * Luis Parada (luis.parada@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; + +/** + * PT502 tracker protocol decoder + */ +public class Pt502ProtocolDecoder extends GenericProtocolDecoder { + + /** + * Initialize + */ + public Pt502ProtocolDecoder(DataManager dataManager) { + super(dataManager); + } + /** + * Regular expressions pattern + */ + //$POS,6094,205523.000,A,1013.6223,N,06728.4248,W,0.0,99.3,011112,,,A/00000,00000/0/23895000// + static private Pattern pattern = Pattern.compile( + "\\$POS," + // Data Frame start + "(\\d+)," + // Id + "(\\d{2})(\\d{2})(\\d{2})\\.(\\d{3})," + // Time (HHMMSS.SSS) + "([AV])," + // Validity + "(\\d{2})(\\d{2}\\.\\d{4})," + // Latitude (DDMM.MMMM) + "([NS])," + + "(\\d{3})(\\d{2}\\.\\d{4})," + // Longitude (DDDMM.MMMM) + "([EW])," + + "(\\d+\\.\\d+)," + // Speed + "(\\d+\\.\\d+)," + // Course (or Distance???) + "(\\d{2})(\\d{2})(\\d{2})," + // Date + ".*"); + + /* + * Decode message + */ + 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()) { + Log.getLogger().info("Parsing error"); + return null; + } + + // Create new position + Position position = new Position(); + StringBuilder extendedInfo = new StringBuilder("pt502"); + + Integer index = 1; + + // Get device by IMEI + String id = parser.group(index++); + position.setDeviceId(getDataManager().getDeviceByImei(id).getId()); + + // 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++))); + time.set(Calendar.MILLISECOND, 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); + + // Altitude + position.setAltitude(0.0); + + // Speed + position.setSpeed(Double.valueOf(parser.group(index++))); + position.setCourse(Double.valueOf(parser.group(index++))); + + // 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()); + + // Extended info + position.setExtendedInfo(extendedInfo.toString()); + + return position; + } +} -- cgit v1.2.3