diff options
Diffstat (limited to 'src/org/traccar/protocol/T800xProtocolDecoder.java')
| -rw-r--r-- | src/org/traccar/protocol/T800xProtocolDecoder.java | 189 |
1 files changed, 0 insertions, 189 deletions
diff --git a/src/org/traccar/protocol/T800xProtocolDecoder.java b/src/org/traccar/protocol/T800xProtocolDecoder.java deleted file mode 100644 index 6430b1344..000000000 --- a/src/org/traccar/protocol/T800xProtocolDecoder.java +++ /dev/null @@ -1,189 +0,0 @@ -/* - * Copyright 2015 - 2016 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.buffer.ChannelBuffer; -import org.jboss.netty.buffer.ChannelBuffers; -import org.jboss.netty.channel.Channel; -import org.traccar.BaseProtocolDecoder; -import org.traccar.DeviceSession; -import org.traccar.helper.BcdUtil; -import org.traccar.helper.BitUtil; -import org.traccar.helper.DateBuilder; -import org.traccar.helper.UnitsConverter; -import org.traccar.model.CellTower; -import org.traccar.model.Network; -import org.traccar.model.Position; - -import java.net.SocketAddress; -import java.nio.ByteOrder; - -public class T800xProtocolDecoder extends BaseProtocolDecoder { - - public T800xProtocolDecoder(T800xProtocol protocol) { - super(protocol); - } - - public static final int MSG_LOGIN = 0x01; - public static final int MSG_GPS = 0x02; - public static final int MSG_HEARTBEAT = 0x03; - public static final int MSG_ALARM = 0x04; - public static final int MSG_COMMAND = 0x81; - - private static float readSwappedFloat(ChannelBuffer buf) { - byte[] bytes = new byte[4]; - buf.readBytes(bytes); - return ChannelBuffers.wrappedBuffer(ByteOrder.LITTLE_ENDIAN, bytes).readFloat(); - } - - private void sendResponse(Channel channel, int type, ChannelBuffer imei) { - if (channel != null) { - ChannelBuffer response = ChannelBuffers.directBuffer(15); - response.writeByte(0x23); - response.writeByte(0x23); // header - response.writeByte(type); - response.writeShort(response.capacity()); // length - response.writeShort(0x0001); // index - response.writeBytes(imei); - channel.write(response); - } - } - - private String decodeAlarm(short value) { - switch (value) { - case 3: - return Position.ALARM_SOS; - case 4: - return Position.ALARM_OVERSPEED; - case 5: - return Position.ALARM_GEOFENCE_ENTER; - case 6: - return Position.ALARM_GEOFENCE_EXIT; - case 8: - case 10: - return Position.ALARM_VIBRATION; - default: - break; - } - return null; - } - - @Override - protected Object decode( - Channel channel, SocketAddress remoteAddress, Object msg) throws Exception { - - ChannelBuffer buf = (ChannelBuffer) msg; - - buf.skipBytes(2); - int type = buf.readUnsignedByte(); - buf.readUnsignedShort(); // length - int index = buf.readUnsignedShort(); - ChannelBuffer imei = buf.readBytes(8); - - DeviceSession deviceSession = getDeviceSession( - channel, remoteAddress, ChannelBuffers.hexDump(imei).substring(1)); - if (deviceSession == null) { - return null; - } - - if (type == MSG_LOGIN || type == MSG_ALARM || type == MSG_HEARTBEAT) { - sendResponse(channel, type, imei); - } - - if (type == MSG_GPS || type == MSG_ALARM) { - - Position position = new Position(); - position.setProtocol(getProtocolName()); - position.setDeviceId(deviceSession.getDeviceId()); - - position.set(Position.KEY_INDEX, index); - - buf.readUnsignedShort(); // acc on interval - buf.readUnsignedShort(); // acc off interval - buf.readUnsignedByte(); // angle compensation - buf.readUnsignedShort(); // distance compensation - buf.readUnsignedShort(); // speed alarm - - int locationStatus = buf.readUnsignedByte(); - - buf.readUnsignedByte(); // gsensor manager status - buf.readUnsignedByte(); // other flags - buf.readUnsignedByte(); // heartbeat - buf.readUnsignedByte(); // relay status - buf.readUnsignedShort(); // drag alarm setting - - int io = buf.readUnsignedShort(); - position.set(Position.KEY_IGNITION, BitUtil.check(io, 14)); - position.set("ac", BitUtil.check(io, 13)); - - position.set(Position.PREFIX_ADC + 1, buf.readUnsignedShort()); - position.set(Position.PREFIX_ADC + 2, buf.readUnsignedShort()); - - position.set(Position.KEY_ALARM, decodeAlarm(buf.readUnsignedByte())); - - buf.readUnsignedByte(); // reserved - - position.set(Position.KEY_ODOMETER, buf.readUnsignedInt()); - - int battery = BcdUtil.readInteger(buf, 2); - if (battery == 0) { - battery = 100; - } - position.set(Position.KEY_BATTERY, battery); - - DateBuilder dateBuilder = new DateBuilder() - .setYear(BcdUtil.readInteger(buf, 2)) - .setMonth(BcdUtil.readInteger(buf, 2)) - .setDay(BcdUtil.readInteger(buf, 2)) - .setHour(BcdUtil.readInteger(buf, 2)) - .setMinute(BcdUtil.readInteger(buf, 2)) - .setSecond(BcdUtil.readInteger(buf, 2)); - - if (BitUtil.check(locationStatus, 6)) { - - position.setValid(!BitUtil.check(locationStatus, 7)); - position.setTime(dateBuilder.getDate()); - position.setAltitude(readSwappedFloat(buf)); - position.setLongitude(readSwappedFloat(buf)); - position.setLatitude(readSwappedFloat(buf)); - position.setSpeed(UnitsConverter.knotsFromKph( - BcdUtil.readInteger(buf, 4) * 0.1)); - position.setCourse(buf.readUnsignedShort()); - - } else { - - getLastLocation(position, dateBuilder.getDate()); - - byte[] array = new byte[16]; - buf.readBytes(array); - ChannelBuffer swapped = ChannelBuffers.wrappedBuffer(ByteOrder.LITTLE_ENDIAN, array); - - position.setNetwork(new Network(CellTower.from( - swapped.readUnsignedShort(), swapped.readUnsignedShort(), - swapped.readUnsignedShort(), swapped.readUnsignedShort()))); - - // two more cell towers - - } - - return position; - - } - - return null; - } - -} |