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authorAnton Tananaev <anton.tananaev@gmail.com>2012-03-08 06:45:15 +0000
committerAnton Tananaev <anton.tananaev@gmail.com>2012-03-08 06:45:15 +0000
commit2298302ea7f3b4f09b52638355c2b86a952a8306 (patch)
tree5a002db45ab2847cb6fdb27f3c7ad8fe04afc83c /src
parent23099b942619a2470e6ad5dace4146cecf16f300 (diff)
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Diffstat (limited to 'src')
-rw-r--r--src/org/traccar/Server.java53
-rw-r--r--src/org/traccar/protocol/avl08/Avl08ProtocolDecoder.java181
2 files changed, 234 insertions, 0 deletions
diff --git a/src/org/traccar/Server.java b/src/org/traccar/Server.java
index 4ba9ec9fa..2fa9b8f1d 100644
--- a/src/org/traccar/Server.java
+++ b/src/org/traccar/Server.java
@@ -54,6 +54,7 @@ import org.jboss.netty.channel.SimpleChannelHandler;
import org.traccar.helper.AdvancedConnection;
import org.traccar.protocol.gl100.Gl100ProtocolDecoder;
import org.traccar.protocol.xexun2.Xexun2ProtocolDecoder;
+import org.traccar.protocol.avl08.Avl08ProtocolDecoder;
/**
* Server
@@ -98,6 +99,7 @@ public class Server implements DataManager {
initGl200Server(properties);
initT55Server(properties);
initXexun2Server(properties);
+ initAvl08Server(properties);
}
/**
@@ -601,6 +603,57 @@ public class Server implements DataManager {
}
/**
+ * AVL-08 pipeline factory
+ */
+ protected class Avl08PipelineFactory implements ChannelPipelineFactory {
+
+ private TrackerServer server;
+ private Server serverCreator;
+ private Integer resetDelay;
+
+ public Avl08PipelineFactory(
+ TrackerServer server, Server serverCreator, Integer resetDelay) {
+ this.server = server;
+ this.serverCreator = serverCreator;
+ this.resetDelay = resetDelay;
+ }
+
+ public ChannelPipeline getPipeline() {
+ ChannelPipeline pipeline = Channels.pipeline();
+ pipeline.addLast("openHandler", new OpenChannelHandler(server));
+ if (serverCreator.isLoggerEnabled()) {
+ pipeline.addLast("logger", new LoggingHandler("logger"));
+ }
+ byte delimiter[] = { (byte) '$', (byte) '$' }; // probably use \r\n
+ pipeline.addLast("frameDecoder",
+ new DelimiterBasedFrameDecoder(1024, ChannelBuffers.wrappedBuffer(delimiter)));
+ pipeline.addLast("stringDecoder", new StringDecoder());
+ pipeline.addLast("objectDecoder", new Avl08ProtocolDecoder(serverCreator, resetDelay));
+ pipeline.addLast("handler", new TrackerEventHandler(serverCreator));
+ return pipeline;
+ }
+ }
+
+ /**
+ * Init AVL-08 server
+ */
+ public void initAvl08Server(Properties properties) throws SQLException {
+
+ boolean enable = Boolean.valueOf(properties.getProperty("avl08.enable"));
+ if (enable) {
+
+ TrackerServer server = new TrackerServer(
+ Integer.valueOf(properties.getProperty("avl08.port")));
+
+ String resetDelay = properties.getProperty("avl08.resetDelay");
+ server.setPipelineFactory(new Xexun2PipelineFactory(
+ server, this, (resetDelay == null) ? 0 : Integer.valueOf(resetDelay)));
+
+ serverList.add(server);
+ }
+ }
+
+ /**
* Start
*/
public void start() {
diff --git a/src/org/traccar/protocol/avl08/Avl08ProtocolDecoder.java b/src/org/traccar/protocol/avl08/Avl08ProtocolDecoder.java
new file mode 100644
index 000000000..ca59b8413
--- /dev/null
+++ b/src/org/traccar/protocol/avl08/Avl08ProtocolDecoder.java
@@ -0,0 +1,181 @@
+/*
+ * Copyright 2012 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.avl08;
+
+import java.text.ParseException;
+import java.util.Calendar;
+import java.util.GregorianCalendar;
+import java.util.TimeZone;
+import java.util.Timer;
+import java.util.TimerTask;
+import java.util.regex.Pattern;
+import java.util.regex.Matcher;
+import org.jboss.netty.channel.Channel;
+import org.jboss.netty.channel.ChannelHandlerContext;
+import org.jboss.netty.handler.codec.oneone.OneToOneDecoder;
+import org.traccar.Position;
+import org.traccar.DataManager;
+import org.jboss.netty.channel.ChannelEvent;
+import org.jboss.netty.channel.ChannelState;
+import org.jboss.netty.channel.ChannelStateEvent;
+
+/**
+ * AVL-08 tracker protocol decoder
+ */
+public class Avl08ProtocolDecoder extends OneToOneDecoder {
+
+ /**
+ * Data manager
+ */
+ private DataManager dataManager;
+
+ /**
+ * Reset connection delay
+ */
+ private Integer resetDelay;
+
+ /**
+ * Device ID
+ */
+ private Long deviceId;
+
+ /**
+ * Init device table
+ */
+ public Avl08ProtocolDecoder(DataManager dataManager, Integer resetDelay) {
+ this.dataManager = dataManager;
+ this.resetDelay = resetDelay;
+ }
+
+ /**
+ * Regular expressions pattern
+ */
+ static private Pattern pattern = Pattern.compile(
+ ".{2}" + // Length
+ "(\\d{15})\\|" + // IMEI
+ ".{2}" + // Alarm Type
+ "\\$GPRMC," +
+ "(\\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{2})?," + // Speed
+ "(\\d+.\\d{2})?," + // Course
+ "(\\d{2})(\\d{2})(\\d{2})" + // Date (DDMMYY)
+ ".+");
+ /**
+ * Decode message
+ */
+ protected Object decode(
+ ChannelHandlerContext ctx, Channel channel, Object msg)
+ throws Exception {
+
+ // Parse message
+ String sentence = (String) msg;
+ Matcher parser = pattern.matcher(sentence);
+ if (!parser.matches()) {
+ return null;
+ }
+
+ // Create new position
+ Position position = new Position();
+
+ Integer index = 1;
+
+ // Get device by IMEI
+ String imei = parser.group(index++);
+ position.setDeviceId(dataManager.getDeviceByImei(imei).getId());
+
+ // Time
+ Calendar time = new GregorianCalendar(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++)));
+
+ // Course
+ String course = parser.group(index++);
+ if (course != null) {
+ position.setCourse(Double.valueOf(course));
+ } else {
+ position.setCourse(0.0);
+ }
+
+ // 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());
+
+ return position;
+ }
+
+ /**
+ * Disconnect channel
+ */
+ class DisconnectTask extends TimerTask {
+ private Channel channel;
+
+ public DisconnectTask(Channel channel) {
+ this.channel = channel;
+ }
+
+ public void run() {
+ channel.disconnect();
+ }
+ }
+
+ /**
+ * Handle connect event
+ */
+ @Override
+ public void handleUpstream(ChannelHandlerContext ctx, ChannelEvent evt) throws Exception {
+ super.handleUpstream(ctx, evt);
+
+ if (evt instanceof ChannelStateEvent) {
+ ChannelStateEvent event = (ChannelStateEvent) evt;
+
+ if (event.getState() == ChannelState.CONNECTED && event.getValue() != null && resetDelay != 0) {
+ new Timer().schedule(new Avl08ProtocolDecoder.DisconnectTask(evt.getChannel()), resetDelay);
+ }
+ }
+ }
+
+}