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authorAnton Tananaev <anton.tananaev@gmail.com>2015-04-18 18:17:54 +1200
committerAnton Tananaev <anton.tananaev@gmail.com>2015-04-18 18:17:54 +1200
commita1a58cc9ee8c1538aad4f40709bd889b7912a9e6 (patch)
treedb8be22c670570d6c79aa9a5c534519a8cc813c7 /src/org/traccar
parent936c764e5aa6becc44ba41f25414c454c38b4b9c (diff)
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Implement Tytan protocol
Diffstat (limited to 'src/org/traccar')
-rw-r--r--src/org/traccar/ServerManager.java12
-rw-r--r--src/org/traccar/protocol/TytanProtocolDecoder.java121
2 files changed, 133 insertions, 0 deletions
diff --git a/src/org/traccar/ServerManager.java b/src/org/traccar/ServerManager.java
index 28cbac34d..184b54078 100644
--- a/src/org/traccar/ServerManager.java
+++ b/src/org/traccar/ServerManager.java
@@ -184,6 +184,7 @@ public class ServerManager {
initXirgoServer("xirgo");
initCalAmpServer("calamp");
initMtxServer("mtx");
+ initTytanServer("tytan");
initProtocolDetector();
@@ -1380,4 +1381,15 @@ public class ServerManager {
}
}
+ private void initTytanServer(final String protocol) throws SQLException {
+ if (isProtocolEnabled(properties, protocol)) {
+ serverList.add(new TrackerServer(this, new ConnectionlessBootstrap(), protocol) {
+ @Override
+ protected void addSpecificHandlers(ChannelPipeline pipeline) {
+ pipeline.addLast("objectDecoder", new TytanProtocolDecoder(dataManager, protocol, properties));
+ }
+ });
+ }
+ }
+
}
diff --git a/src/org/traccar/protocol/TytanProtocolDecoder.java b/src/org/traccar/protocol/TytanProtocolDecoder.java
new file mode 100644
index 000000000..5b3772d31
--- /dev/null
+++ b/src/org/traccar/protocol/TytanProtocolDecoder.java
@@ -0,0 +1,121 @@
+/*
+ * 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.net.SocketAddress;
+import java.nio.charset.Charset;
+import java.util.Date;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Properties;
+
+import org.jboss.netty.buffer.ChannelBuffer;
+import org.jboss.netty.buffer.ChannelBuffers;
+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 TytanProtocolDecoder extends BaseProtocolDecoder {
+
+ public TytanProtocolDecoder(DataManager dataManager, String protocol, Properties properties) {
+ super(dataManager, protocol, properties);
+ }
+
+ private static final int MSG_HEARTBEAT = 0x1A;
+ private static final int MSG_DATA = 0x10;
+
+ @Override
+ protected Object decode(
+ ChannelHandlerContext ctx, Channel channel, SocketAddress remoteAddress, Object msg)
+ throws Exception {
+
+ ChannelBuffer buf = (ChannelBuffer) msg;
+
+ buf.readUnsignedByte(); // protocol
+ int index = buf.readUnsignedByte() >> 3;
+
+ if (channel != null) {
+ ChannelBuffer response = ChannelBuffers.copiedBuffer(
+ "^" + index, Charset.defaultCharset());
+ channel.write(response, remoteAddress);
+ }
+
+ String id = String.valueOf(buf.readUnsignedInt());
+ long deviceId;
+ try {
+ deviceId = getDataManager().getDeviceByImei(id).getId();
+ } catch(Exception error) {
+ Log.warning("Unknown device - " + id);
+ return null;
+ }
+
+ List<Position> positions = new LinkedList<Position>();
+
+ while (buf.readable()) {
+
+ Position position = new Position();
+ ExtendedInfoFormatter extendedInfo = new ExtendedInfoFormatter(getProtocol());
+ position.setDeviceId(deviceId);
+
+ int end = buf.readerIndex() + buf.readUnsignedByte();
+
+ position.setTime(new Date(buf.readUnsignedInt() * 1000));
+
+ int flags = buf.readUnsignedByte();
+ extendedInfo.set("gps", flags >> 5);
+ extendedInfo.set("gsm", flags & 0x07);
+ position.setValid(((flags & 0x08) != 0) ^ ((flags & 0x10) != 0));
+
+ // Latitude
+ double lat = buf.readUnsignedMedium();
+ lat = lat * -180 / 16777216 + 90;
+ position.setLatitude(lat);
+
+ // Longitude
+ double lon = buf.readUnsignedMedium();
+ lon = lon * 360 / 16777216 - 180;
+ position.setLongitude(lon);
+
+ // Altitude
+ position.setAltitude(0.0);
+
+ // Course
+ int course = (buf.readUnsignedByte() >> 5) * 45;
+ course = (course + 180) % 360;
+ position.setCourse((double) course);
+
+ // Speed
+ int speed = buf.readUnsignedByte();
+ if (speed >= 250) {
+ position.setSpeed(0.0);
+ } else {
+ position.setSpeed(speed * 0.539957);
+ }
+
+ buf.skipBytes(end - buf.readerIndex());
+
+ position.setExtendedInfo(extendedInfo.toString());
+ positions.add(position);
+ }
+
+ return positions;
+ }
+
+}