From 018a50801033b4c636faae52bcb955fb8d3a0105 Mon Sep 17 00:00:00 2001 From: Anton Tananaev Date: Tue, 11 Oct 2016 05:24:36 +1300 Subject: Implement ExtremTrac protocol --- src/org/traccar/protocol/ExtremTracProtocol.java | 47 ++++++++++++ .../protocol/ExtremTracProtocolDecoder.java | 83 ++++++++++++++++++++++ 2 files changed, 130 insertions(+) create mode 100644 src/org/traccar/protocol/ExtremTracProtocol.java create mode 100644 src/org/traccar/protocol/ExtremTracProtocolDecoder.java (limited to 'src/org/traccar') diff --git a/src/org/traccar/protocol/ExtremTracProtocol.java b/src/org/traccar/protocol/ExtremTracProtocol.java new file mode 100644 index 000000000..ce9f2b914 --- /dev/null +++ b/src/org/traccar/protocol/ExtremTracProtocol.java @@ -0,0 +1,47 @@ +/* + * Copyright 2016 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 org.jboss.netty.bootstrap.ServerBootstrap; +import org.jboss.netty.channel.ChannelPipeline; +import org.jboss.netty.handler.codec.frame.LineBasedFrameDecoder; +import org.jboss.netty.handler.codec.string.StringDecoder; +import org.jboss.netty.handler.codec.string.StringEncoder; +import org.traccar.BaseProtocol; +import org.traccar.TrackerServer; + +import java.util.List; + +public class ExtremTracProtocol extends BaseProtocol { + + public ExtremTracProtocol() { + super("extremtrac"); + } + + @Override + public void initTrackerServers(List serverList) { + serverList.add(new TrackerServer(new ServerBootstrap(), getName()) { + @Override + protected void addSpecificHandlers(ChannelPipeline pipeline) { + pipeline.addLast("frameDecoder", new LineBasedFrameDecoder(1024)); + pipeline.addLast("stringDecoder", new StringDecoder()); + pipeline.addLast("stringEncoder", new StringEncoder()); + pipeline.addLast("objectDecoder", new ExtremTracProtocolDecoder(ExtremTracProtocol.this)); + } + }); + } + +} diff --git a/src/org/traccar/protocol/ExtremTracProtocolDecoder.java b/src/org/traccar/protocol/ExtremTracProtocolDecoder.java new file mode 100644 index 000000000..3d42a5a28 --- /dev/null +++ b/src/org/traccar/protocol/ExtremTracProtocolDecoder.java @@ -0,0 +1,83 @@ +/* + * Copyright 2016 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 org.jboss.netty.channel.Channel; +import org.traccar.BaseProtocolDecoder; +import org.traccar.DeviceSession; +import org.traccar.helper.DateBuilder; +import org.traccar.helper.Parser; +import org.traccar.helper.PatternBuilder; +import org.traccar.model.Position; + +import java.net.SocketAddress; +import java.util.regex.Pattern; + +public class ExtremTracProtocolDecoder extends BaseProtocolDecoder { + + public ExtremTracProtocolDecoder(ExtremTracProtocol protocol) { + super(protocol); + } + + private static final Pattern PATTERN = new PatternBuilder() + .text("$GPRMC,") + .number("(d+),") // device id + .number("(dd)(dd)(dd).d+,") // time + .expression("([AV]),") // validity + .number("(d+)(dd.d+),") // latitude + .expression("([NS]),") + .number("(d+)(dd.d+),") // longitude + .expression("([EW]),") + .number("(d+.d+),") // speed + .number("(d+.d+),") // course + .number("(dd)(dd)(dd),") // date + .any() + .compile(); + + @Override + protected Object decode( + Channel channel, SocketAddress remoteAddress, Object msg) throws Exception { + + Parser parser = new Parser(PATTERN, (String) msg); + if (!parser.matches()) { + return null; + } + + DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next()); + if (deviceSession == null) { + return null; + } + + Position position = new Position(); + position.setProtocol(getProtocolName()); + position.setDeviceId(deviceSession.getDeviceId()); + + DateBuilder dateBuilder = new DateBuilder() + .setTime(parser.nextInt(), parser.nextInt(), parser.nextInt()); + + position.setValid(parser.next().equals("A")); + position.setLatitude(parser.nextCoordinate()); + position.setLongitude(parser.nextCoordinate()); + position.setSpeed(parser.nextDouble()); + position.setCourse(parser.nextDouble()); + + dateBuilder.setDateReverse(parser.nextInt(), parser.nextInt(), parser.nextInt()); + position.setTime(dateBuilder.getDate()); + + return position; + } + +} -- cgit v1.2.3