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authorAnton Tananaev <anton.tananaev@gmail.com>2014-08-17 23:19:37 +1200
committerAnton Tananaev <anton.tananaev@gmail.com>2014-08-17 23:19:37 +1200
commita1139cdd6979964f93f67c53780d0d1398a2996e (patch)
tree2ee1f1d8ab769364b051a4d80ecf12f4064cecd7 /src/org/traccar/protocol/VisiontekProtocolDecoder.java
parent502706c2b3a3aa8f0f3b6d4d04ed892e126500fe (diff)
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Implement Visiontek VT86 protocol (fix #802)
Diffstat (limited to 'src/org/traccar/protocol/VisiontekProtocolDecoder.java')
-rw-r--r--src/org/traccar/protocol/VisiontekProtocolDecoder.java146
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diff --git a/src/org/traccar/protocol/VisiontekProtocolDecoder.java b/src/org/traccar/protocol/VisiontekProtocolDecoder.java
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+/*
+ * Copyright 2014 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.BaseProtocolDecoder;
+import org.traccar.ServerManager;
+import org.traccar.helper.Log;
+import org.traccar.model.ExtendedInfoFormatter;
+import org.traccar.model.Position;
+
+public class VisiontekProtocolDecoder extends BaseProtocolDecoder {
+
+ public VisiontekProtocolDecoder(ServerManager serverManager) {
+ super(serverManager);
+ }
+
+ private static final Pattern pattern = Pattern.compile(
+ "\\$1," +
+ "([^,]+)," + // Identifier
+ "(\\d+)," + // IMEI
+ "(\\d{2}),(\\d{2}),(\\d{2})," + // Date
+ "(\\d{2}),(\\d{2}),(\\d{2})," + // Time
+ "(\\d{2})(\\d{6})([NS])," + // Latitude
+ "(\\d{3})(\\d{6})([EW])," + // Longitude
+ "(\\d+\\.\\d+)," + // Speed
+ "(\\d+)," + // Course
+ "(\\d+)," + // Altitude
+ "(\\d+)," + // Satellites
+ "(\\d+)," + // Milage
+ "(\\d)," + // Ignition
+ "(\\d)," + // Input 1
+ "(\\d)," + // Input 2
+ "(\\d)," + // Immobilizer
+ "(\\d)," + // External Battery Status
+ "(\\d+)," + // GSM
+ "([AV])," + // Validity
+ "(\\d+)" + // RFID
+ ".*");
+
+ @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("visiontek");
+
+ Integer index = 1;
+
+ // Device identification
+ String id = parser.group(index++);
+ String imei = parser.group(index++);
+ try {
+ position.setDeviceId(getDataManager().getDeviceByImei(id).getId());
+ } catch(Exception error) {
+ try {
+ position.setDeviceId(getDataManager().getDeviceByImei(imei).getId());
+ } catch(Exception error2) {
+ Log.warning("Unknown device - " + id);
+ return null;
+ }
+ }
+
+ // Date
+ Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
+ time.clear();
+ 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++)));
+ 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++)));
+ position.setTime(time.getTime());
+
+ // Latitude
+ Double latitude = Double.valueOf(parser.group(index++));
+ latitude += Double.valueOf(parser.group(index++)) / 600000;
+ 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++)) / 600000;
+ if (parser.group(index++).compareTo("W") == 0) longitude = -longitude;
+ position.setLongitude(longitude);
+
+ // Speed
+ position.setSpeed(Double.valueOf(parser.group(index++)) * 0.539957);
+
+ // Course
+ position.setCourse(Double.valueOf(parser.group(index++)));
+
+ // Altitude
+ position.setAltitude(Double.valueOf(parser.group(index++)));
+
+ // Additional data
+ extendedInfo.set("satellites", parser.group(index++));
+ extendedInfo.set("milage", parser.group(index++));
+ extendedInfo.set("ignition", parser.group(index++));
+ extendedInfo.set("input1", parser.group(index++));
+ extendedInfo.set("input2", parser.group(index++));
+ extendedInfo.set("immobilizer", parser.group(index++));
+ extendedInfo.set("power", parser.group(index++));
+ extendedInfo.set("gsm", parser.group(index++));
+
+ // Validity
+ position.setValid(parser.group(index++).compareTo("A") == 0);
+
+ // RFID
+ extendedInfo.set("rfid", parser.group(index++));
+
+ // Extended info
+ position.setExtendedInfo(extendedInfo.toString());
+
+ return position;
+ }
+
+}