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authorNikolay Vlahovski <nvlahovski@gmail.com>2023-05-16 16:32:54 +0300
committerNikolay Vlahovski <nvlahovski@gmail.com>2023-05-16 16:32:54 +0300
commit8ee05feeafbf7c6356e1afd65e140823c717aef8 (patch)
treec4da8f086d6632c9a56e223d72ac9a75928fe0e3 /src/main/java/org/traccar/protocol/TranSyncProtocolDecoder.java
parentcd092d7e2733881266a3b864743df61e6ac76ce4 (diff)
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Reafactoring
Diffstat (limited to 'src/main/java/org/traccar/protocol/TranSyncProtocolDecoder.java')
-rw-r--r--src/main/java/org/traccar/protocol/TranSyncProtocolDecoder.java216
1 files changed, 96 insertions, 120 deletions
diff --git a/src/main/java/org/traccar/protocol/TranSyncProtocolDecoder.java b/src/main/java/org/traccar/protocol/TranSyncProtocolDecoder.java
index d5a69dbe2..d07b70365 100644
--- a/src/main/java/org/traccar/protocol/TranSyncProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/TranSyncProtocolDecoder.java
@@ -1,3 +1,18 @@
+/*
+ * Copyright 2013 - 2023 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;
@@ -6,6 +21,7 @@ import io.netty.channel.Channel;
import org.traccar.BaseProtocolDecoder;
import org.traccar.Protocol;
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;
@@ -13,206 +29,166 @@ import org.traccar.model.Position;
import org.traccar.session.DeviceSession;
import java.net.SocketAddress;
-import java.text.ParseException;
-import java.text.SimpleDateFormat;
-import java.util.Date;
-import java.util.TimeZone;
+import java.util.Arrays;
public class TranSyncProtocolDecoder extends BaseProtocolDecoder {
+ private static final byte[] STX = new byte[]{0x3a, 0x3a};
+
public TranSyncProtocolDecoder(Protocol protocol) {
super(protocol);
}
- public Date getDatefromIntegerParameters(int year, int month, int day, int hours, int minutes, int seconds) {
-
- String dataString = ""+year + "-" + month + "-" + day + " " + hours + ":" + minutes + ":" + seconds;
- SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yy-MM-dd HH:mm:ss");
- simpleDateFormat.setTimeZone(TimeZone.getTimeZone("UTC"));
- try {
- return simpleDateFormat.parse(dataString);
-
- } catch (ParseException e) {
- e.printStackTrace();
- }
- return null;
- }
-
- protected void setDeviceAlert(Position position, int alert) {
- switch (alert) {
+ protected void decodeAlarm(Position position, int value) {
+ switch (value) {
case 10:
- position.set(Position.ALARM_SOS, true);
+ position.set(Position.KEY_ALARM, Position.ALARM_SOS);
break;
case 11:
- position.set(Position.ALARM_SOS, false);
+ position.set(Position.KEY_EVENT, 11);
break;
case 16:
position.set(Position.KEY_EVENT, 16);
break;
case 3:
- position.set("distressCutOff", true);
+ position.set(Position.KEY_ALARM, 3);
break;
case 22:
- position.set("tilt", true);
+ position.set(Position.KEY_ALARM, 22);
break;
case 9:
position.set(Position.KEY_EVENT, 9);
case 17:
- position.set(Position.ALARM_OVERSPEED, true);
+ position.set(Position.KEY_ALARM, Position.ALARM_OVERSPEED);
break;
case 13:
- position.set(Position.ALARM_BRAKING, true);
+ position.set(Position.KEY_ALARM, Position.ALARM_BRAKING);
break;
case 14:
- position.set(Position.ALARM_ACCELERATION, true);
+ position.set(Position.KEY_ALARM, Position.ALARM_ACCELERATION);
break;
case 15:
position.set(Position.KEY_EVENT, 15);
break;
case 23:
- position.set(Position.ALARM_ACCIDENT, true);
+ position.set(Position.KEY_ALARM, Position.ALARM_ACCIDENT);
break;
case 12:
position.set(Position.KEY_EVENT, 12);
break;
case 6:
- position.set(Position.ALARM_POWER_RESTORED, true);
+ position.set(Position.KEY_ALARM, Position.ALARM_POWER_RESTORED);
break;
case 4:
- position.set(Position.ALARM_LOW_BATTERY, true);
+ position.set(Position.KEY_ALARM, Position.ALARM_LOW_BATTERY);
break;
case 5:
position.set(Position.KEY_EVENT, 5);
break;
-
}
-
- }
-
- private void setNetwork(Position position, int lacInt, int cellIdInt, int mobileNetworkCode, int gsmSignalStrength){
- CellTower cellTower = CellTower.fromLacCid(getConfig(), lacInt, cellIdInt);
- cellTower.setMobileNetworkCode(mobileNetworkCode);
- cellTower.setSignalStrength(gsmSignalStrength);
- position.setNetwork(new Network(cellTower));
-
}
- private String getTrackerModel(int mask){
+ private void decodePowerEngineParameters(Position position, int value){
- switch (mask) {
- case 1:
- return "basic";
- case 2:
- return "asset";
- case 3:
- return "bike";
+ position.set(Position.PREFIX_OUT + 1, BitUtil.check(value, 7));
+ position.set(Position.PREFIX_OUT + 2, BitUtil.check(value, 6));
+ position.set(Position.PREFIX_IN + 3, BitUtil.check(value, 5));
+ if (BitUtil.check(value, 4)) position.set(Position.KEY_ALARM, Position.ALARM_POWER_OFF);
+ position.set(Position.KEY_IGNITION, BitUtil.check(value, 3));
+ position.set("gpsFix", BitUtil.check(value, 0));
- case 4:
- return "serial";
+ }
- case 5:
- return "obd";
- case 6:
- return "l1";
- case 7:
- return "ais";
- default:
- return "unknown";
+ private void decodeTrackerStatusParameters(Position position, int value){
+ if (BitUtil.check(value, 7)) position.set("restored", true);
+ if (BitUtil.check(value, 5)) {
+ position.set(Position.KEY_ALARM, Position.ALARM_GPS_ANTENNA_CUT);
}
-
}
- private Position parseData(Channel channel, SocketAddress remoteAddress, ByteBuf buf) {
- if (ByteBufUtil.hexDump(buf, 0, 2).equalsIgnoreCase("3A3A")) {
+ @Override
+ protected Object decode(Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+ ByteBuf buf = (ByteBuf) msg;
+ if (Arrays.equals(ByteBufUtil.getBytes(buf, 0, 2), STX)) {
buf.readUnsignedShort();
}
- int packetLength = buf.readByte();
- int lacInt = buf.readUnsignedShort();
- String deviceId = ByteBufUtil.hexDump(buf, buf.readerIndex(), 8).toUpperCase().trim().replaceFirst("^0+(?!$)", "");
- buf.readBytes(8);
- int informationSerialNumber = buf.readUnsignedShort();
- int protocolNumber = buf.readUnsignedByte();
+ buf.readByte(); //packetLength
+
+ int locationAreaCode = buf.readUnsignedShort();
+ String deviceId = ByteBufUtil.hexDump(buf.readSlice(8));
+
+ buf.readUnsignedShort(); //informationSerialNumber
+ buf.readUnsignedByte(); //protocolNumber
+
DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, deviceId);
if (deviceSession == null) {
return null;
}
-
Position position = new Position(getProtocolName());
- long devicesessionId = deviceSession.getDeviceId();
-
- position.setDeviceId(devicesessionId) ;
+ position.setDeviceId(deviceSession.getDeviceId());
position.setValid(true);
- int year = buf.readUnsignedByte();
- int month = buf.readUnsignedByte();
- int day = buf.readUnsignedByte();
- int hour = buf.readUnsignedByte();
- int minute = buf.readUnsignedByte();
- int second = buf.readUnsignedByte();
- position.setTime(getDatefromIntegerParameters(year, month, day, hour, minute, second));
+ position.setTime(new DateBuilder()
+ .setDate(buf.readUnsignedByte(), buf.readUnsignedByte(), buf.readUnsignedByte())
+ .setTime(buf.readUnsignedByte(), buf.readUnsignedByte(), buf.readUnsignedByte())
+ .getDate());
position.setLatitude(buf.readUnsignedInt() / 1800000.0);
position.setLongitude(buf.readUnsignedInt() / 1800000.0);
position.setSpeed(UnitsConverter.knotsFromKph(buf.readUnsignedByte()));
position.setCourse(buf.readUnsignedShort());
+
int mobileNetworkCode = buf.readUnsignedByte();
- int cellIdInt = buf.readUnsignedShort();
- int zeroByte = buf.readUnsignedByte();
- position.set(Position.PREFIX_OUT + 1, BitUtil.check(zeroByte, 0));
- position.set(Position.PREFIX_OUT + 2, BitUtil.check(zeroByte, 1));
- position.set(Position.PREFIX_IN + 3, BitUtil.check(zeroByte, 2));
- if (BitUtil.check(zeroByte, 3)) position.set(Position.ALARM_POWER_OFF, true);
- position.set(Position.KEY_IGNITION, BitUtil.check(zeroByte, 4));
- position.set("gpsFix", BitUtil.check(zeroByte, 7));
- int oneByte = buf.readUnsignedByte();
- int deviceAlert = buf.readUnsignedByte();
- if (deviceAlert > 0) { setDeviceAlert(position, deviceAlert); }
- int threeByte = buf.readUnsignedByte();
- if (!((threeByte & 0b10000000) == 0)) position.set("restored", true);
- if ((threeByte & 0b00100000) != 0) {
- position.set(Position.ALARM_GPS_ANTENNA_CUT, true);
- position.set("gpsAlert", true);
- }
- position.set("model", getTrackerModel(threeByte & 0b00001111));
+ int cellTowerId = buf.readUnsignedShort();
+
+ decodePowerEngineParameters(position, buf.readUnsignedByte());
+
+ buf.readUnsignedByte(); // not in use
+
+ decodeAlarm(position, buf.readUnsignedByte());
+
+ decodeTrackerStatusParameters(position, buf.readUnsignedByte());
+
int gsmSignalStrength = buf.readUnsignedByte();
+
position.set(Position.KEY_BATTERY, (double) (buf.readUnsignedByte() / 10));
position.set(Position.KEY_SATELLITES, buf.readUnsignedByte());
position.set(Position.KEY_HDOP, buf.readUnsignedByte());
position.set(Position.PREFIX_ADC + 1, (short) buf.readUnsignedShort());
- boolean isOptionalParameters = (buf.readableBytes() > 2);
- setNetwork(position, lacInt, cellIdInt, mobileNetworkCode, gsmSignalStrength);
- if (isOptionalParameters) { // Always True
- int odometerIndex = buf.readUnsignedByte();
+
+ CellTower cellTower = CellTower.fromLacCid(getConfig(), locationAreaCode, cellTowerId);
+ cellTower.setMobileNetworkCode(mobileNetworkCode);
+ cellTower.setSignalStrength(gsmSignalStrength);
+
+ position.setNetwork(new Network(cellTower));
+
+ if (buf.readableBytes() > 2) {
+ buf.readUnsignedByte(); // odometerIndex
int odometerLength = buf.readUnsignedByte();
if (odometerLength > 0) {
- String odometerReading = ByteBufUtil.hexDump(buf, buf.readerIndex(), odometerLength).toUpperCase().trim().replaceFirst("^0+(?!$)", "");
- int odometer = Integer.parseInt(odometerReading);
- buf.readBytes(odometerLength);
+ int odometer = buf.readBytes(odometerLength).readInt();
position.set(Position.KEY_ODOMETER, odometer);
}
if ((buf.readableBytes() > 2)) {
- int rfidIndex = buf.readUnsignedByte();
- int rfidLength = buf.readUnsignedByte();
- if(rfidLength > 0) {
- String rfidTagName = ByteBufUtil.hexDump(buf, buf.readerIndex(), rfidLength).toUpperCase().trim();
- buf.readBytes(rfidLength);
- position.set("tag", rfidTagName);
+ buf.readUnsignedByte(); // tagIndex
+ int tagLength = buf.readUnsignedByte();
+ if (tagLength > 0) {
+ position.set("tag", ByteBufUtil.hexDump(buf.readSlice(tagLength)));
}
}
if ((buf.readableBytes() > 5)) {
- int adcTwoIndex = buf.readUnsignedByte();
- int adcTwoLength = buf.readUnsignedByte();
- if (adcTwoLength > 0){
+ buf.readUnsignedByte(); // adc2Index
+ int adc2Length = buf.readUnsignedByte();
+ if (adc2Length > 0) {
position.set(Position.PREFIX_ADC + 2, buf.readUnsignedShort());
}
}
+ if ((buf.readableBytes() > 5)) {
+ buf.readUnsignedByte(); // adc2Index
+ int adc2Length = buf.readUnsignedByte();
+ if (adc2Length > 0 && adc2Length <= buf.readableBytes() - 2) {
+ position.set(Position.PREFIX_ADC + 3, buf.readUnsignedShort());
+ }
+ }
}
-
return position;
}
-
- @Override
- protected Object decode( Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
- ByteBuf buffer = (ByteBuf) msg;
- return parseData(channel, remoteAddress, buffer);
- }
-
}