From 591c6b74e8449f7d35c6c464e96b58f6d621bd6c Mon Sep 17 00:00:00 2001 From: Anton Tananaev Date: Fri, 19 Feb 2016 12:55:17 +1300 Subject: Implement Homtecs communication protocol --- src/org/traccar/protocol/HomtecsProtocol.java | 43 +++++++++++ .../traccar/protocol/HomtecsProtocolDecoder.java | 83 ++++++++++++++++++++++ 2 files changed, 126 insertions(+) create mode 100644 src/org/traccar/protocol/HomtecsProtocol.java create mode 100644 src/org/traccar/protocol/HomtecsProtocolDecoder.java (limited to 'src/org/traccar') diff --git a/src/org/traccar/protocol/HomtecsProtocol.java b/src/org/traccar/protocol/HomtecsProtocol.java new file mode 100644 index 000000000..1a2e98565 --- /dev/null +++ b/src/org/traccar/protocol/HomtecsProtocol.java @@ -0,0 +1,43 @@ +/* + * 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.ConnectionlessBootstrap; +import org.jboss.netty.channel.ChannelPipeline; +import org.jboss.netty.handler.codec.string.StringDecoder; +import org.traccar.BaseProtocol; +import org.traccar.TrackerServer; + +import java.util.List; + +public class HomtecsProtocol extends BaseProtocol { + + public HomtecsProtocol() { + super("homtecs"); + } + + @Override + public void initTrackerServers(List serverList) { + serverList.add(new TrackerServer(new ConnectionlessBootstrap(), this.getName()) { + @Override + protected void addSpecificHandlers(ChannelPipeline pipeline) { + pipeline.addLast("stringDecoder", new StringDecoder()); + pipeline.addLast("objectDecoder", new HomtecsProtocolDecoder(HomtecsProtocol.this)); + } + }); + } + +} diff --git a/src/org/traccar/protocol/HomtecsProtocolDecoder.java b/src/org/traccar/protocol/HomtecsProtocolDecoder.java new file mode 100644 index 000000000..0b1cd99e9 --- /dev/null +++ b/src/org/traccar/protocol/HomtecsProtocolDecoder.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.helper.DateBuilder; +import org.traccar.helper.Parser; +import org.traccar.helper.PatternBuilder; +import org.traccar.model.Event; +import org.traccar.model.Position; + +import java.net.SocketAddress; +import java.util.regex.Pattern; + +public class HomtecsProtocolDecoder extends BaseProtocolDecoder { + + public HomtecsProtocolDecoder(HomtecsProtocol protocol) { + super(protocol); + } + + private static final Pattern PATTERN = new PatternBuilder() + .expression("([^,]+),") // id + .number("(dd)(dd)(dd),") // date + .number("(dd)(dd)(dd).(d+),") // time + .number("(d+),") // satellites + .number("(dd)(dd.d+),") // latitude + .expression("([NS]),") + .number("(ddd)(dd.d+),") // longitude + .expression("([EW]),") + .number("(d+.?d*)?,") // speed + .number("(d+.?d*)?,") // course + .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; + } + + Position position = new Position(); + position.setProtocol(getProtocolName()); + + if (!identify(parser.next(), channel, remoteAddress)) { + return null; + } + position.setDeviceId(getDeviceId()); + + DateBuilder dateBuilder = new DateBuilder() + .setDate(parser.nextInt(), parser.nextInt(), parser.nextInt()) + .setTime(parser.nextInt(), parser.nextInt(), parser.nextInt(), parser.nextInt()); + + position.setTime(dateBuilder.getDate()); + + position.setValid(true); + position.set(Event.KEY_SATELLITES, parser.nextInt()); + + position.setLatitude(parser.nextCoordinate()); + position.setLongitude(parser.nextCoordinate()); + position.setSpeed(parser.nextDouble()); + position.setCourse(parser.nextDouble()); + + return position; + } + +} -- cgit v1.2.3