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authorAnton Tananaev <anton.tananaev@gmail.com>2019-03-31 22:35:39 -0700
committerAnton Tananaev <anton.tananaev@gmail.com>2019-03-31 22:35:39 -0700
commit59416923dcb3a756eaf532cc4259f2f6625c0762 (patch)
tree9082dae6616deac8fda432b7bfd80e4a52b6d9dc /src/main/java/org/traccar/protocol/TzoneProtocolDecoder.java
parent79a129dd6327d932133d6b9a50190d3f4927bff9 (diff)
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Convert project to gradle
Diffstat (limited to 'src/main/java/org/traccar/protocol/TzoneProtocolDecoder.java')
-rw-r--r--src/main/java/org/traccar/protocol/TzoneProtocolDecoder.java293
1 files changed, 293 insertions, 0 deletions
diff --git a/src/main/java/org/traccar/protocol/TzoneProtocolDecoder.java b/src/main/java/org/traccar/protocol/TzoneProtocolDecoder.java
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+++ b/src/main/java/org/traccar/protocol/TzoneProtocolDecoder.java
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+/*
+ * Copyright 2015 - 2018 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.buffer.ByteBuf;
+import io.netty.buffer.ByteBufUtil;
+import io.netty.channel.Channel;
+import org.traccar.BaseProtocolDecoder;
+import org.traccar.DeviceSession;
+import org.traccar.Protocol;
+import org.traccar.helper.BitUtil;
+import org.traccar.helper.DateBuilder;
+import org.traccar.model.CellTower;
+import org.traccar.model.Network;
+import org.traccar.model.Position;
+
+import java.net.SocketAddress;
+
+public class TzoneProtocolDecoder extends BaseProtocolDecoder {
+
+ public TzoneProtocolDecoder(Protocol protocol) {
+ super(protocol);
+ }
+
+ private String decodeAlarm(Short value) {
+ switch (value) {
+ case 0x01:
+ return Position.ALARM_SOS;
+ case 0x10:
+ return Position.ALARM_LOW_BATTERY;
+ case 0x11:
+ return Position.ALARM_OVERSPEED;
+ case 0x14:
+ return Position.ALARM_BRAKING;
+ case 0x15:
+ return Position.ALARM_ACCELERATION;
+ case 0x30:
+ return Position.ALARM_PARKING;
+ case 0x42:
+ return Position.ALARM_GEOFENCE_EXIT;
+ case 0x43:
+ return Position.ALARM_GEOFENCE_ENTER;
+ default:
+ return null;
+ }
+ }
+
+ private boolean decodeGps(Position position, ByteBuf buf, int hardware) {
+
+ int blockLength = buf.readUnsignedShort();
+ int blockEnd = buf.readerIndex() + blockLength;
+
+ if (blockLength < 22) {
+ return false;
+ }
+
+ position.set(Position.KEY_SATELLITES, buf.readUnsignedByte());
+
+ double lat;
+ double lon;
+
+ if (hardware == 0x10A || hardware == 0x10B) {
+ lat = buf.readUnsignedInt() / 600000.0;
+ lon = buf.readUnsignedInt() / 600000.0;
+ } else {
+ lat = buf.readUnsignedInt() / 100000.0 / 60.0;
+ lon = buf.readUnsignedInt() / 100000.0 / 60.0;
+ }
+
+ position.setFixTime(new DateBuilder()
+ .setDate(buf.readUnsignedByte(), buf.readUnsignedByte(), buf.readUnsignedByte())
+ .setTime(buf.readUnsignedByte(), buf.readUnsignedByte(), buf.readUnsignedByte()).getDate());
+
+ position.setSpeed(buf.readUnsignedShort() * 0.01);
+
+ position.set(Position.KEY_ODOMETER, buf.readUnsignedMedium());
+
+ int flags = buf.readUnsignedShort();
+ position.setCourse(BitUtil.to(flags, 9));
+ if (!BitUtil.check(flags, 10)) {
+ lat = -lat;
+ }
+ position.setLatitude(lat);
+ if (BitUtil.check(flags, 9)) {
+ lon = -lon;
+ }
+ position.setLongitude(lon);
+ position.setValid(BitUtil.check(flags, 11));
+
+ buf.readerIndex(blockEnd);
+
+ return true;
+ }
+
+ private void decodeCards(Position position, ByteBuf buf) {
+
+ int index = 1;
+ for (int i = 0; i < 4; i++) {
+
+ int blockLength = buf.readUnsignedShort();
+ int blockEnd = buf.readerIndex() + blockLength;
+
+ if (blockLength > 0) {
+
+ int count = buf.readUnsignedByte();
+ for (int j = 0; j < count; j++) {
+
+ int length = buf.readUnsignedByte();
+
+ boolean odd = length % 2 != 0;
+ if (odd) {
+ length += 1;
+ }
+
+ String num = ByteBufUtil.hexDump(buf.readSlice(length / 2));
+
+ if (odd) {
+ num = num.substring(1);
+ }
+
+ position.set("card" + index, num);
+ }
+ }
+
+ buf.readerIndex(blockEnd);
+ }
+
+ }
+
+ private void decodePassengers(Position position, ByteBuf buf) {
+
+ int blockLength = buf.readUnsignedShort();
+ int blockEnd = buf.readerIndex() + blockLength;
+
+ if (blockLength > 0) {
+
+ position.set("passengersOn", buf.readUnsignedMedium());
+ position.set("passengersOff", buf.readUnsignedMedium());
+
+ }
+
+ buf.readerIndex(blockEnd);
+
+ }
+
+ private void decodeTags(Position position, ByteBuf buf) {
+
+ int blockLength = buf.readUnsignedShort();
+ int blockEnd = buf.readerIndex() + blockLength;
+
+ if (blockLength > 0) {
+
+ buf.readUnsignedByte(); // tag type
+
+ int count = buf.readUnsignedByte();
+ int tagLength = buf.readUnsignedByte();
+
+ for (int i = 1; i <= count; i++) {
+ int tagEnd = buf.readerIndex() + tagLength;
+
+ buf.readUnsignedByte(); // status
+ buf.readUnsignedShortLE(); // battery voltage
+
+ position.set(Position.PREFIX_TEMP + i, (buf.readShortLE() & 0x3fff) * 0.1);
+
+ buf.readUnsignedByte(); // humidity
+ buf.readUnsignedByte(); // rssi
+
+ buf.readerIndex(tagEnd);
+ }
+
+ }
+
+ buf.readerIndex(blockEnd);
+
+ }
+
+ @Override
+ protected Object decode(
+ Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+ ByteBuf buf = (ByteBuf) msg;
+
+ buf.skipBytes(2); // header
+ buf.readUnsignedShort(); // length
+ if (buf.readUnsignedShort() != 0x2424) {
+ return null;
+ }
+ int hardware = buf.readUnsignedShort();
+ long firmware = buf.readUnsignedInt();
+
+ String imei = ByteBufUtil.hexDump(buf.readSlice(8)).substring(1);
+ DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, imei);
+ if (deviceSession == null) {
+ return null;
+ }
+
+ Position position = new Position(getProtocolName());
+ position.setDeviceId(deviceSession.getDeviceId());
+
+ position.set(Position.KEY_VERSION_HW, hardware);
+ position.set(Position.KEY_VERSION_FW, firmware);
+
+ position.setDeviceTime(new DateBuilder()
+ .setDate(buf.readUnsignedByte(), buf.readUnsignedByte(), buf.readUnsignedByte())
+ .setTime(buf.readUnsignedByte(), buf.readUnsignedByte(), buf.readUnsignedByte()).getDate());
+
+ // GPS info
+
+ if (hardware == 0x406 || !decodeGps(position, buf, hardware)) {
+
+ getLastLocation(position, position.getDeviceTime());
+
+ }
+
+ // LBS info
+
+ int blockLength = buf.readUnsignedShort();
+ int blockEnd = buf.readerIndex() + blockLength;
+
+ if (blockLength > 0 && (hardware == 0x10A || hardware == 0x10B || hardware == 0x406)) {
+ position.setNetwork(new Network(
+ CellTower.fromLacCid(buf.readUnsignedShort(), buf.readUnsignedShort())));
+ }
+
+ buf.readerIndex(blockEnd);
+
+ // Status info
+
+ blockLength = buf.readUnsignedShort();
+ blockEnd = buf.readerIndex() + blockLength;
+
+ if (blockLength >= 13) {
+ position.set(Position.KEY_ALARM, decodeAlarm(buf.readUnsignedByte()));
+ position.set("terminalInfo", buf.readUnsignedByte());
+
+ int status = buf.readUnsignedByte();
+ position.set(Position.PREFIX_OUT + 1, BitUtil.check(status, 0));
+ position.set(Position.PREFIX_OUT + 2, BitUtil.check(status, 1));
+ status = buf.readUnsignedByte();
+ position.set(Position.PREFIX_IN + 1, BitUtil.check(status, 4));
+ if (BitUtil.check(status, 0)) {
+ position.set(Position.KEY_ALARM, Position.ALARM_SOS);
+ }
+
+ position.set(Position.KEY_RSSI, buf.readUnsignedByte());
+ position.set("gsmStatus", buf.readUnsignedByte());
+ position.set(Position.KEY_BATTERY, buf.readUnsignedShort());
+ position.set(Position.KEY_POWER, buf.readUnsignedShort());
+ position.set(Position.PREFIX_ADC + 1, buf.readUnsignedShort());
+ position.set(Position.PREFIX_ADC + 2, buf.readUnsignedShort());
+ }
+
+ if (blockLength >= 15) {
+ position.set(Position.PREFIX_TEMP + 1, buf.readUnsignedShort());
+ }
+
+ buf.readerIndex(blockEnd);
+
+ if (hardware == 0x10B) {
+
+ decodeCards(position, buf);
+
+ buf.skipBytes(buf.readUnsignedShort()); // temperature
+ buf.skipBytes(buf.readUnsignedShort()); // lock
+
+ decodePassengers(position, buf);
+
+ }
+
+ if (hardware == 0x406) {
+
+ decodeTags(position, buf);
+
+ }
+
+ return position;
+ }
+
+}