From de3171940f14fe6d559780027da3efd35bd4ab1c Mon Sep 17 00:00:00 2001 From: Anton Tananaev Date: Wed, 21 Sep 2016 06:27:12 +1200 Subject: Implement Aplicom E protocol --- .../traccar/protocol/AplicomProtocolDecoder.java | 146 +++++++++++++++------ 1 file changed, 109 insertions(+), 37 deletions(-) (limited to 'src') diff --git a/src/org/traccar/protocol/AplicomProtocolDecoder.java b/src/org/traccar/protocol/AplicomProtocolDecoder.java index 23397b51c..b7619b38a 100644 --- a/src/org/traccar/protocol/AplicomProtocolDecoder.java +++ b/src/org/traccar/protocol/AplicomProtocolDecoder.java @@ -1,5 +1,5 @@ /* - * Copyright 2013 - 2015 Anton Tananaev (anton.tananaev@gmail.com) + * Copyright 2013 - 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. @@ -27,6 +27,7 @@ import org.traccar.helper.UnitsConverter; import org.traccar.model.Position; import java.net.SocketAddress; +import java.nio.charset.StandardCharsets; import java.util.ArrayList; import java.util.Date; @@ -75,7 +76,8 @@ public class AplicomProtocolDecoder extends BaseProtocolDecoder { return unitId; } - private static final int DEFAULT_SELECTOR = 0x0002FC; + private static final int DEFAULT_SELECTOR_D = 0x0002FC; + private static final int DEFAULT_SELECTOR_E = 0x007ffc; private static final int EVENT_DATA = 119; @@ -191,44 +193,12 @@ public class AplicomProtocolDecoder extends BaseProtocolDecoder { } } - @Override - protected Object decode(Channel channel, SocketAddress remoteAddress, Object msg) throws Exception { - - ChannelBuffer buf = (ChannelBuffer) msg; - - buf.readUnsignedByte(); // marker - int version = buf.readUnsignedByte(); - - String imei; - if ((version & 0x80) != 0) { - imei = String.valueOf((buf.readUnsignedInt() << (3 * 8)) | buf.readUnsignedMedium()); - } else { - imei = String.valueOf(imeiFromUnitId(buf.readUnsignedMedium())); - } - - buf.readUnsignedShort(); // length - - int selector = DEFAULT_SELECTOR; - if ((version & 0x40) != 0) { - selector = buf.readUnsignedMedium(); - } - - Position position = new Position(); - position.setProtocol(getProtocolName()); - DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, imei); - if (deviceSession == null) { - return null; - } - position.setDeviceId(deviceSession.getDeviceId()); - - int event = buf.readUnsignedByte(); - position.set(Position.KEY_EVENT, event); - position.set("eventInfo", buf.readUnsignedByte()); + private void decodeD(Position position, ChannelBuffer buf, int selector, int event) { if ((selector & 0x0008) != 0) { position.setValid((buf.readUnsignedByte() & 0x40) != 0); } else { - return null; // no location data + getLastLocation(position, null); } if ((selector & 0x0004) != 0) { @@ -318,9 +288,111 @@ public class AplicomProtocolDecoder extends BaseProtocolDecoder { if (Context.getConfig().getBoolean(getProtocolName() + ".can") && buf.readable() && (selector & 0x1000) != 0 && event == EVENT_DATA) { - decodeCanData(buf, position); } + } + + private void decodeE(Position position, ChannelBuffer buf, int selector) { + + if ((selector & 0x0008) != 0) { + position.set("tachographEvent", buf.readUnsignedShort()); + } + + if ((selector & 0x0004) != 0) { + getLastLocation(position, new Date(buf.readUnsignedInt() * 1000)); + } else { + getLastLocation(position, null); + } + + if ((selector & 0x0010) != 0) { + String time = + buf.readUnsignedByte() + "s " + buf.readUnsignedByte() + "m " + buf.readUnsignedByte() + "h " + + buf.readUnsignedByte() + "M " + buf.readUnsignedByte() + "D " + buf.readUnsignedByte() + "Y " + + buf.readByte() + "m " + buf.readByte() + "h"; + position.set("tachographTime", time); + } + + position.set("workState", buf.readUnsignedByte()); + position.set("driver1State", buf.readUnsignedByte()); + position.set("driver2State", buf.readUnsignedByte()); + + if ((selector & 0x0020) != 0) { + position.set("tachographStatus", buf.readUnsignedByte()); + } + + if ((selector & 0x0040) != 0) { + position.set(Position.KEY_OBD_SPEED, buf.readUnsignedShort() / 256.0); + } + + if ((selector & 0x0080) != 0) { + position.set(Position.KEY_OBD_ODOMETER, buf.readUnsignedInt() * 5); + } + + if ((selector & 0x0100) != 0) { + position.set(Position.KEY_TRIP_ODOMETER, buf.readUnsignedInt() * 5); + } + + if ((selector & 0x8000) != 0) { + position.set("kFactor", buf.readUnsignedShort() * 0.001 + " pulses/m"); + } + + if ((selector & 0x0200) != 0) { + position.set(Position.KEY_RPM, buf.readUnsignedShort() * 0.125); + } + + if ((selector & 0x0400) != 0) { + position.set("extraInfo", buf.readUnsignedShort()); + } + + if ((selector & 0x0800) != 0) { + position.set(Position.KEY_VIN, buf.readBytes(18).toString(StandardCharsets.US_ASCII).trim()); + } + } + + @Override + protected Object decode(Channel channel, SocketAddress remoteAddress, Object msg) throws Exception { + + ChannelBuffer buf = (ChannelBuffer) msg; + + char protocol = (char) buf.readByte(); + int version = buf.readUnsignedByte(); + + String imei; + if ((version & 0x80) != 0) { + imei = String.valueOf((buf.readUnsignedInt() << (3 * 8)) | buf.readUnsignedMedium()); + } else { + imei = String.valueOf(imeiFromUnitId(buf.readUnsignedMedium())); + } + + buf.readUnsignedShort(); // length + + int selector = DEFAULT_SELECTOR_D; + if (protocol == 'E') { + selector = DEFAULT_SELECTOR_E; + } + if ((version & 0x40) != 0) { + selector = buf.readUnsignedMedium(); + } + + Position position = new Position(); + position.setProtocol(getProtocolName()); + DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, imei); + if (deviceSession == null) { + return null; + } + position.setDeviceId(deviceSession.getDeviceId()); + + int event = buf.readUnsignedByte(); + position.set(Position.KEY_EVENT, event); + position.set("eventInfo", buf.readUnsignedByte()); + + if (protocol == 'D') { + decodeD(position, buf, selector, event); + } else if (protocol == 'E') { + decodeE(position, buf, selector); + } else { + return null; + } return position; } -- cgit v1.2.3