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| author | Anton Tananaev <anton.tananaev@gmail.com> | 2012-11-04 21:24:17 +1300 |
|---|---|---|
| committer | Anton Tananaev <anton.tananaev@gmail.com> | 2012-11-04 21:24:17 +1300 |
| commit | 8b4dc809a91bcd124ae087988aa79ceaeff1fd36 (patch) | |
| tree | f9b5865598e04d64fa327370c74af5ddba473fcf /src/org/traccar/protocol/Pt502ProtocolDecoder.java | |
| parent | 2808fe5c99d50b3d9414020373c28bc6f04b937a (diff) | |
| download | trackermap-server-8b4dc809a91bcd124ae087988aa79ceaeff1fd36.tar.gz trackermap-server-8b4dc809a91bcd124ae087988aa79ceaeff1fd36.tar.bz2 trackermap-server-8b4dc809a91bcd124ae087988aa79ceaeff1fd36.zip | |
Release 1.4
Diffstat (limited to 'src/org/traccar/protocol/Pt502ProtocolDecoder.java')
| -rw-r--r-- | src/org/traccar/protocol/Pt502ProtocolDecoder.java | 130 |
1 files changed, 130 insertions, 0 deletions
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("<protocol>pt502</protocol>");
+
+ 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;
+ }
+}
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