From 7d63248072efe65d61520d694b2c1369147594d4 Mon Sep 17 00:00:00 2001 From: Anton Tananaev Date: Sun, 29 Jan 2017 15:48:58 +1300 Subject: Implement Pretrace protocol --- src/org/traccar/protocol/PretraceProtocol.java | 47 ++++++++++ .../traccar/protocol/PretraceProtocolDecoder.java | 100 +++++++++++++++++++++ 2 files changed, 147 insertions(+) create mode 100644 src/org/traccar/protocol/PretraceProtocol.java create mode 100644 src/org/traccar/protocol/PretraceProtocolDecoder.java (limited to 'src/org') diff --git a/src/org/traccar/protocol/PretraceProtocol.java b/src/org/traccar/protocol/PretraceProtocol.java new file mode 100644 index 000000000..8f0a22851 --- /dev/null +++ b/src/org/traccar/protocol/PretraceProtocol.java @@ -0,0 +1,47 @@ +/* + * Copyright 2017 Anton Tananaev (anton@traccar.org) + * + * 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.string.StringDecoder; +import org.jboss.netty.handler.codec.string.StringEncoder; +import org.traccar.BaseProtocol; +import org.traccar.CharacterDelimiterFrameDecoder; +import org.traccar.TrackerServer; + +import java.util.List; + +public class PretraceProtocol extends BaseProtocol { + + public PretraceProtocol() { + super("pretrace"); + } + + @Override + public void initTrackerServers(List serverList) { + serverList.add(new TrackerServer(new ServerBootstrap(), getName()) { + @Override + protected void addSpecificHandlers(ChannelPipeline pipeline) { + pipeline.addLast("frameDecoder", new CharacterDelimiterFrameDecoder(1024, ')')); + pipeline.addLast("stringEncoder", new StringEncoder()); + pipeline.addLast("stringDecoder", new StringDecoder()); + pipeline.addLast("objectDecoder", new PretraceProtocolDecoder(PretraceProtocol.this)); + } + }); + } + +} diff --git a/src/org/traccar/protocol/PretraceProtocolDecoder.java b/src/org/traccar/protocol/PretraceProtocolDecoder.java new file mode 100644 index 000000000..fa590c5a1 --- /dev/null +++ b/src/org/traccar/protocol/PretraceProtocolDecoder.java @@ -0,0 +1,100 @@ +/* + * Copyright 2017 Anton Tananaev (anton@traccar.org) + * + * 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.helper.UnitsConverter; +import org.traccar.model.Position; + +import java.net.SocketAddress; +import java.util.regex.Pattern; + +public class PretraceProtocolDecoder extends BaseProtocolDecoder { + + public PretraceProtocolDecoder(PretraceProtocol protocol) { + super(protocol); + } + + private static final Pattern PATTERN = new PatternBuilder() + .text("(") + .number("(d{15})") // imei + .number("Uddd") // type + .number("d") // gps type + .expression("([AV])") // validity + .number("(dd)(dd)(dd)") // date + .number("(dd)(dd)(dd)") // time + .number("(dd)(dd.dddd)") // latitude + .expression("([NS])") + .number("(ddd)(dd.dddd)") // longitude + .expression("([EW])") + .number("(ddd)") // speed + .number("(ddd)") // course + .number("(xxx)") // altitude + .number("(x{8})") // odometer + .number("(x)") // satellites + .number("(dd)") // hdop + .number("(dd)") // gsm + .expression("(.{8})") // state + .any() + .text("^") + .number("xx") // checksum + .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()); + + position.setValid(parser.next().equals("A")); + + DateBuilder dateBuilder = new DateBuilder() + .setDate(parser.nextInt(), parser.nextInt(), parser.nextInt()) + .setTime(parser.nextInt(), parser.nextInt(), parser.nextInt()); + position.setTime(dateBuilder.getDate()); + + position.setLatitude(parser.nextCoordinate()); + position.setLongitude(parser.nextCoordinate()); + position.setSpeed(UnitsConverter.knotsFromKph(parser.nextInt())); + position.setCourse(parser.nextInt()); + position.setAltitude(parser.nextInt(16)); + + position.set(Position.KEY_ODOMETER, parser.nextInt(16)); + position.set(Position.KEY_SATELLITES, parser.nextInt(16)); + position.set(Position.KEY_HDOP, parser.nextInt()); + position.set(Position.KEY_RSSI, parser.nextInt()); + + return position; + } + +} -- cgit v1.2.3