From 5123f06f22120b05cbef40f60c367c521c628d4e Mon Sep 17 00:00:00 2001 From: Anton Tananaev Date: Mon, 19 Oct 2015 16:34:42 +1300 Subject: Implement Neomatica ADM protocol --- src/org/traccar/protocol/AdmProtocol.java | 46 +++++++++ src/org/traccar/protocol/AdmProtocolDecoder.java | 117 +++++++++++++++++++++++ 2 files changed, 163 insertions(+) create mode 100644 src/org/traccar/protocol/AdmProtocol.java create mode 100644 src/org/traccar/protocol/AdmProtocolDecoder.java (limited to 'src/org/traccar') diff --git a/src/org/traccar/protocol/AdmProtocol.java b/src/org/traccar/protocol/AdmProtocol.java new file mode 100644 index 000000000..c07acb033 --- /dev/null +++ b/src/org/traccar/protocol/AdmProtocol.java @@ -0,0 +1,46 @@ +/* + * Copyright 2015 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.LengthFieldBasedFrameDecoder; +import org.traccar.BaseProtocol; +import org.traccar.TrackerServer; + +import java.nio.ByteOrder; +import java.util.List; + +public class AdmProtocol extends BaseProtocol { + + public AdmProtocol() { + super("adm"); + } + + @Override + public void initTrackerServers(List serverList) { + TrackerServer server = new TrackerServer(new ServerBootstrap(), this.getName()) { + @Override + protected void addSpecificHandlers(ChannelPipeline pipeline) { + pipeline.addLast("frameDecoder", new LengthFieldBasedFrameDecoder(1024, 2, 1, -4, 0)); + pipeline.addLast("objectDecoder", new AdmProtocolDecoder(AdmProtocol.this)); + } + }; + server.setEndianness(ByteOrder.LITTLE_ENDIAN); + serverList.add(server); + } + +} diff --git a/src/org/traccar/protocol/AdmProtocolDecoder.java b/src/org/traccar/protocol/AdmProtocolDecoder.java new file mode 100644 index 000000000..300f38346 --- /dev/null +++ b/src/org/traccar/protocol/AdmProtocolDecoder.java @@ -0,0 +1,117 @@ +/* + * Copyright 2012 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.buffer.ChannelBuffers; +import org.jboss.netty.channel.Channel; +import org.traccar.BaseProtocolDecoder; +import org.traccar.helper.BitUtil; +import org.traccar.helper.UnitsConverter; +import org.traccar.model.Event; +import org.traccar.model.Position; + +import java.net.SocketAddress; +import java.nio.charset.Charset; +import java.util.Calendar; +import java.util.Date; +import java.util.TimeZone; + +public class AdmProtocolDecoder extends BaseProtocolDecoder { + + public AdmProtocolDecoder(AdmProtocol protocol) { + super(protocol); + } + + public static final int MSG_IMEI = 0x03; + public static final int MSG_PHOTO = 0x0A; + public static final int MSG_ADM5 = 0x01; + + @Override + protected Object decode( + Channel channel, SocketAddress remoteAddress, Object msg) throws Exception { + + ChannelBuffer buf = (ChannelBuffer) msg; + + buf.readUnsignedShort(); // device id + buf.readUnsignedByte(); // length + + int type = buf.readUnsignedByte(); + + if (type == MSG_IMEI) { + identify(buf.toString(buf.readerIndex(), 15, Charset.defaultCharset()), channel); + } + + if (hasDeviceId() && BitUtil.range(type, 0, 2) == 0) { + + Position position = new Position(); + position.setProtocol(getProtocolName()); + position.setDeviceId(getDeviceId()); + + buf.readUnsignedByte(); // firmware version + buf.readUnsignedShort(); // index + + position.set(Event.KEY_STATUS, buf.readUnsignedShort()); + + position.setValid(true); + position.setLatitude(buf.readFloat()); + position.setLongitude(buf.readFloat()); + position.setCourse(buf.readUnsignedShort() * 0.1); + position.setSpeed(UnitsConverter.knotsFromKph(buf.readUnsignedShort() * 0.1)); + + buf.readUnsignedByte(); // acceleration + + position.setAltitude(buf.readUnsignedShort()); + + position.set(Event.KEY_HDOP, buf.readUnsignedByte() * 0.1); + position.set(Event.KEY_SATELLITES, buf.readUnsignedByte() & 0x0f); + + position.setTime(new Date(buf.readUnsignedInt() * 1000)); + + position.set(Event.KEY_POWER, buf.readUnsignedShort()); + position.set(Event.KEY_BATTERY, buf.readUnsignedShort()); + + if (BitUtil.check(type, 2)) { + buf.skipBytes(4); + } + + if (BitUtil.check(type, 3)) { + buf.skipBytes(12); + } + + if (BitUtil.check(type, 4)) { + buf.skipBytes(8); + } + + if (BitUtil.check(type, 5)) { + buf.skipBytes(9); + } + + if (BitUtil.check(type, 6)) { + buf.skipBytes(buf.getUnsignedByte(buf.readerIndex())); + } + + if (BitUtil.check(type, 7)) { + position.set(Event.KEY_ODOMETER, buf.readUnsignedInt()); + } + + return position; + } + + return null; + } + +} -- cgit v1.2.3