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authorAnton Tananaev <anton.tananaev@gmail.com>2013-08-12 22:45:47 +1200
committerAnton Tananaev <anton.tananaev@gmail.com>2013-08-12 22:45:47 +1200
commitc42b05ceffcf56c696b20b34cacb80f7ce690497 (patch)
tree6b5c9a1c85638d20cc1ac395c6122b589fcafdea /src/org/traccar/protocol
parent2bd65faa3ca6e78727277c6daa1c97bf01689c8a (diff)
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Added Gotop protocol
Diffstat (limited to 'src/org/traccar/protocol')
-rw-r--r--src/org/traccar/protocol/GotopProtocolDecoder.java115
1 files changed, 115 insertions, 0 deletions
diff --git a/src/org/traccar/protocol/GotopProtocolDecoder.java b/src/org/traccar/protocol/GotopProtocolDecoder.java
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+++ b/src/org/traccar/protocol/GotopProtocolDecoder.java
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+/*
+ * Copyright 2013 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 GotopProtocolDecoder extends BaseProtocolDecoder {
+
+ public GotopProtocolDecoder(ServerManager serverManager) {
+ super(serverManager);
+ }
+
+ static private Pattern pattern = Pattern.compile(
+ "(\\d+)," + // IMEI
+ "[^,]+," + // Type
+ "([AV])," + // Validity
+ "DATE:(\\d{2})(\\d{2})(\\d{2})," + // Date (YYMMDD)
+ "TIME:(\\d{2})(\\d{2})(\\d{2})," + // Time (HHMMSS)
+ "LAT:(\\d+.\\d+)([NS])," + // Latitude
+ "LOT:(\\d+.\\d+)([EW])," + // Longitude
+ "Speed:(\\d+.\\d+)," + // Speed
+ "([^,]+)," + // Status
+ "(\\d+)" + // Course
+ ".*");
+
+ @Override
+ protected Object decode(
+ ChannelHandlerContext ctx, Channel channel, Object msg)
+ throws Exception {
+
+ // Parse message
+ String sentence = (String) msg;
+ Matcher parser = pattern.matcher(sentence);
+ if (sentence.isEmpty() || !parser.matches()) {
+ return null;
+ }
+
+ // Create new position
+ Position position = new Position();
+ ExtendedInfoFormatter extendedInfo = new ExtendedInfoFormatter("gotop");
+ 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;
+ }
+
+ // Validity
+ position.setValid(parser.group(index++).compareTo("A") == 0 ? true : false);
+
+ // 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());
+
+ // Latitude
+ Double latitude = Double.valueOf(parser.group(index++));
+ if (parser.group(index++).compareTo("S") == 0) latitude = -latitude;
+ position.setLatitude(latitude);
+
+ // Longitude
+ Double longitude = Double.valueOf(parser.group(index++));
+ if (parser.group(index++).compareTo("W") == 0) longitude = -longitude;
+ position.setLongitude(longitude);
+
+ // Altitude
+ position.setAltitude(0.0);
+
+ // Speed
+ position.setSpeed(Double.valueOf(parser.group(index++)) * 0.539957);
+
+ // Status
+ extendedInfo.set("status", parser.group(index++));
+
+ // Course
+ position.setCourse(Double.valueOf(parser.group(index++)));
+
+ position.setExtendedInfo(extendedInfo.toString());
+ return position;
+ }
+
+}