From 9b90538fc856041e14c12dd4fabbb108cd7858df Mon Sep 17 00:00:00 2001 From: Anton Tananaev Date: Mon, 26 Oct 2020 23:37:13 -0700 Subject: Implement Net device protocol --- setup/default.xml | 1 + .../java/org/traccar/protocol/NetProtocol.java | 39 +++++++++ .../org/traccar/protocol/NetProtocolDecoder.java | 92 ++++++++++++++++++++++ .../traccar/protocol/NetProtocolDecoderTest.java | 18 +++++ 4 files changed, 150 insertions(+) create mode 100644 src/main/java/org/traccar/protocol/NetProtocol.java create mode 100644 src/main/java/org/traccar/protocol/NetProtocolDecoder.java create mode 100644 src/test/java/org/traccar/protocol/NetProtocolDecoderTest.java diff --git a/setup/default.xml b/setup/default.xml index ff93f1f9a..eb7b538ca 100644 --- a/setup/default.xml +++ b/setup/default.xml @@ -291,5 +291,6 @@ 5212 5213 5214 + 5215 diff --git a/src/main/java/org/traccar/protocol/NetProtocol.java b/src/main/java/org/traccar/protocol/NetProtocol.java new file mode 100644 index 000000000..c114d19fc --- /dev/null +++ b/src/main/java/org/traccar/protocol/NetProtocol.java @@ -0,0 +1,39 @@ +/* + * Copyright 2020 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 io.netty.handler.codec.string.StringDecoder; +import io.netty.handler.codec.string.StringEncoder; +import org.traccar.BaseProtocol; +import org.traccar.CharacterDelimiterFrameDecoder; +import org.traccar.PipelineBuilder; +import org.traccar.TrackerServer; + +public class NetProtocol extends BaseProtocol { + + public NetProtocol() { + addServer(new TrackerServer(false, getName()) { + @Override + protected void addProtocolHandlers(PipelineBuilder pipeline) { + pipeline.addLast(new CharacterDelimiterFrameDecoder(1024, '!')); + pipeline.addLast(new StringEncoder()); + pipeline.addLast(new StringDecoder()); + pipeline.addLast(new NetProtocolDecoder(NetProtocol.this)); + } + }); + } + +} diff --git a/src/main/java/org/traccar/protocol/NetProtocolDecoder.java b/src/main/java/org/traccar/protocol/NetProtocolDecoder.java new file mode 100644 index 000000000..2117a2cc6 --- /dev/null +++ b/src/main/java/org/traccar/protocol/NetProtocolDecoder.java @@ -0,0 +1,92 @@ +/* + * Copyright 2020 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 io.netty.channel.Channel; +import org.traccar.BaseProtocolDecoder; +import org.traccar.DeviceSession; +import org.traccar.Protocol; +import org.traccar.helper.BitUtil; +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 NetProtocolDecoder extends BaseProtocolDecoder { + + public NetProtocolDecoder(Protocol protocol) { + super(protocol); + } + + private static final Pattern PATTERN = new PatternBuilder() + .text("@L") + .number("ddd") + .number("(d{15})") // imei + .number("xx") + .number("(dd)(dd)(dd)") // date (ddmmyy) + .number("(dd)(dd)(dd)") // time (hhmmss) + .number("(x)") // flags + .number("(dd)(dd)(dddd)") // latitude + .number("(ddd)(dd)(dddd)") // longitude + .number("(xx)") // status + .number("(x{4})") // speed + .number("(x{6})") // odometer + .number("(xxx)") // course + .number("(xxx)") // alarm + .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(getProtocolName()); + position.setDeviceId(deviceSession.getDeviceId()); + + position.setTime(parser.nextDateTime(Parser.DateTimeFormat.DMY_HMS)); + + int flags = parser.nextHexInt(); + + position.setValid(BitUtil.check(flags, 3)); + int hemisphereLatitude = BitUtil.check(flags, 1) ? -1 : 1; + int hemisphereLongitude = BitUtil.check(flags, 0) ? -1 : 1; + + position.setLatitude(parser.nextCoordinate(Parser.CoordinateFormat.DEG_MIN_MIN) * hemisphereLatitude); + position.setLongitude(parser.nextCoordinate(Parser.CoordinateFormat.DEG_MIN_MIN) * hemisphereLongitude); + + position.set(Position.KEY_STATUS, parser.nextHexInt()); + position.setSpeed(parser.nextHexInt() * 0.01); + position.set(Position.KEY_ODOMETER, parser.nextHexInt()); + position.setCourse(parser.nextHexInt()); + + parser.nextHexInt(); // alarm + + return position; + } + +} diff --git a/src/test/java/org/traccar/protocol/NetProtocolDecoderTest.java b/src/test/java/org/traccar/protocol/NetProtocolDecoderTest.java new file mode 100644 index 000000000..6b8754373 --- /dev/null +++ b/src/test/java/org/traccar/protocol/NetProtocolDecoderTest.java @@ -0,0 +1,18 @@ +package org.traccar.protocol; + +import org.junit.Test; +import org.traccar.ProtocolTest; + +public class NetProtocolDecoderTest extends ProtocolTest { + + @Test + public void testDecode() throws Exception { + + NetProtocolDecoder decoder = new NetProtocolDecoder(null); + + verifyPosition(decoder, text( + "@L0368609060401776171223102005072803703296103721462100008009000000300B12B000")); + + } + +} -- cgit v1.2.3