diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/org/traccar/Server.java | 53 | ||||
| -rw-r--r-- | src/org/traccar/protocol/avl08/Avl08ProtocolDecoder.java | 181 |
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); + } + } + } + +} |