diff options
Diffstat (limited to 'src/main/java/org/traccar/protocol/TeraTrackProtocolDecoder.java')
-rw-r--r-- | src/main/java/org/traccar/protocol/TeraTrackProtocolDecoder.java | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/src/main/java/org/traccar/protocol/TeraTrackProtocolDecoder.java b/src/main/java/org/traccar/protocol/TeraTrackProtocolDecoder.java new file mode 100644 index 000000000..313210f63 --- /dev/null +++ b/src/main/java/org/traccar/protocol/TeraTrackProtocolDecoder.java @@ -0,0 +1,79 @@ +/* + * Copyright 2022 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.NetworkMessage; +import org.traccar.Protocol; +import org.traccar.helper.UnitsConverter; +import org.traccar.model.Position; + +import javax.json.Json; +import javax.json.JsonObject; +import java.io.StringReader; +import java.net.SocketAddress; +import java.text.DateFormat; +import java.text.SimpleDateFormat; +import java.util.TimeZone; + +public class TeraTrackProtocolDecoder extends BaseProtocolDecoder { + + public TeraTrackProtocolDecoder(Protocol protocol) { + super(protocol); + } + + @Override + protected Object decode( + Channel channel, SocketAddress remoteAddress, Object msg) throws Exception { + + JsonObject json = Json.createReader(new StringReader((String) msg)).readObject(); + + String deviceId = json.getString("MDeviceID"); + String imei = json.getString("IMEI"); + DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, deviceId, imei); + if (deviceSession == null) { + return null; + } + + Position position = new Position(getProtocolName()); + position.setDeviceId(deviceSession.getDeviceId()); + + DateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); + dateFormat.setTimeZone(TimeZone.getTimeZone("UTC")); + position.setTime(dateFormat.parse(json.getString("DateTime"))); + + position.setValid(true); + position.setLatitude(Double.parseDouble(json.getString("Latitude"))); + position.setLongitude(Double.parseDouble(json.getString("Longitude"))); + position.setSpeed(UnitsConverter.knotsFromKph(Integer.parseInt(json.getString("Speed")))); + + position.set(Position.KEY_ODOMETER, Integer.parseInt(json.getString("Mileage"))); + position.set(Position.KEY_BLOCKED, json.getString("LockOpen").equals("0")); + position.set(Position.KEY_DRIVER_UNIQUE_ID, json.getString("CardNo")); + position.set(Position.KEY_ALARM, json.getString("LowPower").equals("1") ? Position.ALARM_LOW_POWER : null); + position.set(Position.KEY_BATTERY_LEVEL, Integer.parseInt(json.getString("Power"))); + position.set(Position.KEY_RSSI, Integer.parseInt(json.getString("GSM"))); + + if (channel != null && json.getString("MessageAck").equals("1")) { + channel.writeAndFlush(new NetworkMessage("{01}", remoteAddress)); + } + + return position; + } + +} |