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authorAnton Tananaev <anton.tananaev@gmail.com>2015-04-11 10:52:42 +1200
committerAnton Tananaev <anton.tananaev@gmail.com>2015-04-11 10:52:42 +1200
commit807eb5398e5e9a6ab827a576cb94e904f509bda5 (patch)
tree61246b151efbe987ce21444374807e6d192c1691 /src/org/traccar/protocol/MtxProtocolDecoder.java
parent761eb81bc2fcc7f3abf6817209e244cb276446e1 (diff)
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Add support for MTX protocol
Diffstat (limited to 'src/org/traccar/protocol/MtxProtocolDecoder.java')
-rw-r--r--src/org/traccar/protocol/MtxProtocolDecoder.java120
1 files changed, 120 insertions, 0 deletions
diff --git a/src/org/traccar/protocol/MtxProtocolDecoder.java b/src/org/traccar/protocol/MtxProtocolDecoder.java
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+/*
+ * Copyright 2015 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.Properties;
+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.database.DataManager;
+import org.traccar.helper.Log;
+import org.traccar.model.ExtendedInfoFormatter;
+import org.traccar.model.Position;
+
+public class MtxProtocolDecoder extends BaseProtocolDecoder {
+
+ public MtxProtocolDecoder(DataManager dataManager, String protocol, Properties properties) {
+ super(dataManager, protocol, properties);
+ }
+
+ private static final Pattern pattern = Pattern.compile(
+ "#MTX," +
+ "(\\d+)," + // IMEI
+ "(\\d{4})(\\d{2})(\\d{2})," + // Date
+ "(\\d{2})(\\d{2})(\\d{2})," + // Time
+ "(-?\\d+\\.\\d+)," + // Latitude
+ "(-?\\d+\\.\\d+)," + // Longitude
+ "(\\d+\\.?\\d*)," + // Speed
+ "(\\d+)," + // Course
+ "(\\d+\\.?\\d*)," + // Milage
+ "(?:\\d+|X)," +
+ "(?:[01]|X)," +
+ "([01]+)," + // Input
+ "([01]+)," + // Output
+ "(\\d+)," + // ADC1
+ "(\\d+)" + // ADC2
+ ".*");
+
+ @Override
+ protected Object decode(
+ ChannelHandlerContext ctx, Channel channel, Object msg)
+ throws Exception {
+
+ String sentence = (String) msg;
+
+ // Send response
+ if (channel != null) {
+ channel.write("#ACK");
+ }
+
+ // Parse message
+ Matcher parser = pattern.matcher(sentence);
+ if (!parser.matches()) {
+ return null;
+ }
+
+ // Create new position
+ Position position = new Position();
+ ExtendedInfoFormatter extendedInfo = new ExtendedInfoFormatter(getProtocol());
+
+ 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;
+ }
+
+ // Date
+ Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
+ time.clear();
+ time.set(Calendar.YEAR, 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_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());
+
+ // Location
+ position.setValid(true);
+ position.setLatitude(Double.valueOf(parser.group(index++)));
+ position.setLongitude(Double.valueOf(parser.group(index++)));
+ position.setSpeed(Double.valueOf(parser.group(index++)));
+ position.setCourse(Double.valueOf(parser.group(index++)));
+ position.setAltitude(0.0);
+
+ // Other
+ extendedInfo.set("milage", Double.valueOf(parser.group(index++)));
+ extendedInfo.set("input", parser.group(index++));
+ extendedInfo.set("output", parser.group(index++));
+ extendedInfo.set("adc1", parser.group(index++));
+ extendedInfo.set("adc2", parser.group(index++));
+ position.setExtendedInfo(extendedInfo.toString());
+
+ return position;
+ }
+
+}