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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/RoboTrackProtocolDecoder.java
parent79a129dd6327d932133d6b9a50190d3f4927bff9 (diff)
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Convert project to gradle
Diffstat (limited to 'src/main/java/org/traccar/protocol/RoboTrackProtocolDecoder.java')
-rw-r--r--src/main/java/org/traccar/protocol/RoboTrackProtocolDecoder.java131
1 files changed, 131 insertions, 0 deletions
diff --git a/src/main/java/org/traccar/protocol/RoboTrackProtocolDecoder.java b/src/main/java/org/traccar/protocol/RoboTrackProtocolDecoder.java
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+++ b/src/main/java/org/traccar/protocol/RoboTrackProtocolDecoder.java
@@ -0,0 +1,131 @@
+/*
+ * Copyright 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.Unpooled;
+import io.netty.channel.Channel;
+import org.traccar.BaseProtocolDecoder;
+import org.traccar.DeviceSession;
+import org.traccar.NetworkMessage;
+import org.traccar.Protocol;
+import org.traccar.helper.BitUtil;
+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.charset.StandardCharsets;
+import java.util.Date;
+
+public class RoboTrackProtocolDecoder extends BaseProtocolDecoder {
+
+ public RoboTrackProtocolDecoder(Protocol protocol) {
+ super(protocol);
+ }
+
+ public static final int MSG_ID = 0x00;
+ public static final int MSG_ACK = 0x80;
+ public static final int MSG_GPS = 0x03;
+ public static final int MSG_GSM = 0x04;
+ public static final int MSG_IMAGE_START = 0x06;
+ public static final int MSG_IMAGE_DATA = 0x07;
+ public static final int MSG_IMAGE_END = 0x08;
+
+ @Override
+ protected Object decode(
+ Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+ ByteBuf buf = (ByteBuf) msg;
+
+ int type = buf.readUnsignedByte();
+
+ if (type == MSG_ID) {
+
+ buf.skipBytes(16); // name
+
+ String imei = buf.readSlice(15).toString(StandardCharsets.US_ASCII);
+
+ if (getDeviceSession(channel, remoteAddress, imei) != null && channel != null) {
+ ByteBuf response = Unpooled.buffer();
+ response.writeByte(MSG_ACK);
+ response.writeByte(0x01); // success
+ response.writeByte(0x66); // checksum
+ channel.writeAndFlush(new NetworkMessage(response, remoteAddress));
+ }
+
+ } else if (type == MSG_GPS || type == MSG_GSM) {
+
+ DeviceSession deviceSession = getDeviceSession(channel, remoteAddress);
+ if (deviceSession == null) {
+ return null;
+ }
+
+ Position position = new Position(getProtocolName());
+ position.setDeviceId(deviceSession.getDeviceId());
+
+ position.setDeviceTime(new Date(buf.readUnsignedIntLE() * 1000));
+
+ if (type == MSG_GPS) {
+
+ position.setValid(true);
+ position.setFixTime(position.getDeviceTime());
+ position.setLatitude(buf.readIntLE() * 0.000001);
+ position.setLongitude(buf.readIntLE() * 0.000001);
+ position.setSpeed(UnitsConverter.knotsFromKph(buf.readByte()));
+
+ } else {
+
+ getLastLocation(position, position.getDeviceTime());
+
+ position.setNetwork(new Network(CellTower.from(
+ buf.readUnsignedShortLE(), buf.readUnsignedShortLE(),
+ buf.readUnsignedShortLE(), buf.readUnsignedShortLE())));
+
+ buf.readUnsignedByte(); // reserved
+
+ }
+
+ int value = buf.readUnsignedByte();
+
+ position.set(Position.KEY_SATELLITES, BitUtil.to(value, 4));
+ position.set(Position.KEY_RSSI, BitUtil.between(value, 4, 7));
+ position.set(Position.KEY_MOTION, BitUtil.check(value, 7));
+
+ value = buf.readUnsignedByte();
+
+ position.set(Position.KEY_CHARGE, BitUtil.check(value, 0));
+
+ for (int i = 1; i <= 4; i++) {
+ position.set(Position.PREFIX_IN + i, BitUtil.check(value, i));
+ }
+
+ position.set(Position.KEY_BATTERY_LEVEL, BitUtil.from(value, 5) * 100 / 7);
+ position.set(Position.KEY_DEVICE_TEMP, buf.readByte());
+
+ for (int i = 1; i <= 3; i++) {
+ position.set(Position.PREFIX_ADC + i, buf.readUnsignedShortLE());
+ }
+
+ return position;
+
+ }
+
+ return null;
+ }
+
+}