From 2f27e1e7af87191ae242732119073148561658cd Mon Sep 17 00:00:00 2001 From: Anton Tananaev Date: Wed, 6 Jul 2016 16:31:44 +1200 Subject: Implement ATL L100 protocol for VTS --- src/org/traccar/protocol/L100FrameDecoder.java | 50 ++++++++++ src/org/traccar/protocol/L100Protocol.java | 44 ++++++++ src/org/traccar/protocol/L100ProtocolDecoder.java | 116 ++++++++++++++++++++++ 3 files changed, 210 insertions(+) create mode 100644 src/org/traccar/protocol/L100FrameDecoder.java create mode 100644 src/org/traccar/protocol/L100Protocol.java create mode 100644 src/org/traccar/protocol/L100ProtocolDecoder.java (limited to 'src/org') diff --git a/src/org/traccar/protocol/L100FrameDecoder.java b/src/org/traccar/protocol/L100FrameDecoder.java new file mode 100644 index 000000000..92af255dd --- /dev/null +++ b/src/org/traccar/protocol/L100FrameDecoder.java @@ -0,0 +1,50 @@ +/* + * 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.buffer.ChannelBuffer; +import org.jboss.netty.channel.Channel; +import org.jboss.netty.channel.ChannelHandlerContext; +import org.jboss.netty.handler.codec.frame.FrameDecoder; + +public class L100FrameDecoder extends FrameDecoder { + + @Override + protected Object decode( + ChannelHandlerContext ctx, Channel channel, ChannelBuffer buf) throws Exception { + + if (buf.readableBytes() < 80) { + return null; + } + + int index = buf.indexOf(buf.readerIndex(), buf.writerIndex(), (byte) 0x02); + if (index == -1) { + index = buf.indexOf(buf.readerIndex(), buf.writerIndex(), (byte) 0x04); + if (index == -1) { + return null; + } + } + + index += 2; // checksum + + if (buf.readableBytes() >= index - buf.readerIndex()) { + return buf.readBytes(index - buf.readerIndex()); + } + + return null; + } + +} diff --git a/src/org/traccar/protocol/L100Protocol.java b/src/org/traccar/protocol/L100Protocol.java new file mode 100644 index 000000000..f866b5d69 --- /dev/null +++ b/src/org/traccar/protocol/L100Protocol.java @@ -0,0 +1,44 @@ +/* + * 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.bootstrap.ServerBootstrap; +import org.jboss.netty.channel.ChannelPipeline; +import org.traccar.BaseProtocol; +import org.traccar.TrackerServer; +import org.traccar.model.Command; + +import java.util.List; + +public class L100Protocol extends BaseProtocol { + + public L100Protocol() { + super("l100"); + } + + @Override + public void initTrackerServers(List serverList) { + serverList.add(new TrackerServer(new ServerBootstrap(), this.getName()) { + @Override + protected void addSpecificHandlers(ChannelPipeline pipeline) { + pipeline.addLast("frameDecoder", new L100FrameDecoder()); + pipeline.addLast("objectDecoder", new L100ProtocolDecoder(L100Protocol.this)); + } + }); + } + +} diff --git a/src/org/traccar/protocol/L100ProtocolDecoder.java b/src/org/traccar/protocol/L100ProtocolDecoder.java new file mode 100644 index 000000000..b7e2e91cc --- /dev/null +++ b/src/org/traccar/protocol/L100ProtocolDecoder.java @@ -0,0 +1,116 @@ +/* + * 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.buffer.ChannelBuffer; +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.Position; + +import java.net.SocketAddress; +import java.nio.charset.StandardCharsets; +import java.util.regex.Pattern; + +public class L100ProtocolDecoder extends BaseProtocolDecoder { + + public L100ProtocolDecoder(L100Protocol protocol) { + super(protocol); + } + + private static final Pattern PATTERN = new PatternBuilder() + .text("ATL") + .number("(d{15}),") // imei + .text("$GPRMC,") + .number("(dd)(dd)(dd).ddd,") // time + .expression("([AV]),") // validity + .number("(dd)(dd.d+),") // latitude + .expression("([NS]),") + .number("(ddd)(dd.d+),") // longitude + .expression("([EW]),") + .number("(d+.?d*)?,") // speed + .number("(d+.?d*)?,") // course + .number("(dd)(dd)(dd),") // date + .any() + .text("#") + .number("([01]+),") // io status + .number("(d+.d+|N.C),") // adc + .expression("[^,]*,") // reserved + .expression("[^,]*,") // reserved + .number("(d+.d+),") // odometer + .number("(d+.d+),") // temperature + .number("(d+.d+),") // battery + .number("(d+),") // gsm + .number("(d+),") // mcc + .number("(d+),") // mnc + .number("(d+),") // lac + .number("(d+)") // cid + .text("ATL") + .compile(); + + @Override + protected Object decode( + Channel channel, SocketAddress remoteAddress, Object msg) throws Exception { + + ChannelBuffer buf = (ChannelBuffer) msg; + + buf.readUnsignedByte(); // start marker + buf.readUnsignedByte(); // type + + String sentence = buf.readBytes(buf.readableBytes() - 2).toString(StandardCharsets.US_ASCII); + + Parser parser = new Parser(PATTERN, sentence); + 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() + .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()); + + position.set(Position.KEY_STATUS, parser.next()); + position.set(Position.PREFIX_ADC + 1, parser.next()); + position.set(Position.KEY_ODOMETER, parser.nextDouble()); + position.set(Position.PREFIX_TEMP + 1, parser.nextDouble()); + position.set(Position.KEY_BATTERY, parser.nextDouble()); + position.set(Position.KEY_GSM, parser.nextInt()); + position.set(Position.KEY_MCC, parser.nextInt()); + position.set(Position.KEY_MNC, parser.nextInt()); + position.set(Position.KEY_LAC, parser.nextInt()); + position.set(Position.KEY_CID, parser.nextInt()); + + return position; + } + +} -- cgit v1.2.3