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/*
* Copyright 2013 - 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.session.DeviceSession;
import org.traccar.Protocol;
import org.traccar.helper.Parser;
import org.traccar.helper.PatternBuilder;
import org.traccar.helper.UnitsConverter;
import org.traccar.model.Position;
import java.net.SocketAddress;
import java.util.regex.Pattern;
public class IntellitracProtocolDecoder extends BaseProtocolDecoder {
public IntellitracProtocolDecoder(Protocol protocol) {
super(protocol);
}
private static final Pattern PATTERN = new PatternBuilder()
.expression(".+,").optional()
.number("(d+),") // identifier
.number("(dddd)(dd)(dd)") // date (yyyymmdd)
.number("(dd)(dd)(dd),") // time (hhmmss)
.number("(-?d+.d+),") // longitude
.number("(-?d+.d+),") // latitude
.number("(d+.?d*),") // speed
.number("(d+.?d*),") // course
.number("(-?d+.?d*),") // altitude
.number("(d+),") // satellites
.number("(d+),") // event
.number("(d+),") // input
.number("(d+),?") // output
.number("(d+.d+)?,?") // adc1
.number("(d+.d+)?,?") // adc2
.groupBegin()
.number("d{14},d+,")
.number("(d+),") // vss
.number("(d+),") // rpm
.number("(-?d+),") // coolant
.number("(d+),") // fuel
.number("(d+),") // fuel consumption
.number("(-?d+),") // fuel temperature
.number("(d+),") // charger pressure
.number("(d+),") // tpl
.number("(d+),") // axle weight
.number("(d+)") // odometer
.groupEnd("?")
.any()
.compile();
private String decodeAlarm(int value) {
return switch (value) {
case 164 -> Position.ALARM_GEOFENCE_ENTER;
case 165 -> Position.ALARM_GEOFENCE_EXIT;
case 168, 169 -> Position.ALARM_LOW_POWER;
case 170 -> Position.ALARM_POWER_OFF;
case 176 -> Position.ALARM_POWER_RESTORED;
case 180 -> Position.ALARM_FALL_DOWN;
case 225 -> Position.ALARM_JAMMING;
case 995 -> Position.ALARM_SOS;
default -> null;
};
}
@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());
position.setValid(true);
position.setLongitude(parser.nextDouble());
position.setLatitude(parser.nextDouble());
position.setSpeed(UnitsConverter.knotsFromKph(parser.nextDouble()));
position.setCourse(parser.nextDouble());
position.setAltitude(parser.nextDouble());
position.set(Position.KEY_SATELLITES, parser.nextInt());
int event = parser.nextInt();
position.set(Position.KEY_ALARM, decodeAlarm(event));
position.set(Position.KEY_EVENT, event);
position.set(Position.KEY_INPUT, parser.nextInt());
position.set(Position.KEY_OUTPUT, parser.nextInt());
position.set(Position.PREFIX_ADC + 1, parser.nextDouble());
position.set(Position.PREFIX_ADC + 2, parser.nextDouble());
// J1939 data
if (parser.hasNext(10)) {
position.set(Position.KEY_OBD_SPEED, parser.nextInt());
position.set(Position.KEY_RPM, parser.nextInt());
position.set("coolant", parser.nextInt());
position.set(Position.KEY_FUEL_LEVEL, parser.nextInt());
position.set(Position.KEY_FUEL_CONSUMPTION, parser.nextInt());
position.set(Position.PREFIX_TEMP + 1, parser.nextInt());
position.set("chargerPressure", parser.nextInt());
position.set("tpl", parser.nextInt());
position.set(Position.KEY_AXLE_WEIGHT, parser.nextInt());
position.set(Position.KEY_OBD_ODOMETER, parser.nextInt());
}
return position;
}
}
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