aboutsummaryrefslogtreecommitdiff
path: root/src/org/traccar/protocol/ApelProtocolDecoder.java
diff options
context:
space:
mode:
Diffstat (limited to 'src/org/traccar/protocol/ApelProtocolDecoder.java')
-rw-r--r--src/org/traccar/protocol/ApelProtocolDecoder.java210
1 files changed, 0 insertions, 210 deletions
diff --git a/src/org/traccar/protocol/ApelProtocolDecoder.java b/src/org/traccar/protocol/ApelProtocolDecoder.java
deleted file mode 100644
index 6e16e02be..000000000
--- a/src/org/traccar/protocol/ApelProtocolDecoder.java
+++ /dev/null
@@ -1,210 +0,0 @@
-/*
- * Copyright 2013 - 2014 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 org.jboss.netty.buffer.ChannelBuffer;
-import org.jboss.netty.buffer.ChannelBuffers;
-import org.jboss.netty.channel.Channel;
-import org.traccar.BaseProtocolDecoder;
-import org.traccar.DeviceSession;
-import org.traccar.helper.Checksum;
-import org.traccar.helper.UnitsConverter;
-import org.traccar.model.Position;
-
-import java.net.SocketAddress;
-import java.nio.ByteOrder;
-import java.nio.charset.StandardCharsets;
-import java.util.Date;
-import java.util.LinkedList;
-import java.util.List;
-
-public class ApelProtocolDecoder extends BaseProtocolDecoder {
-
- private long lastIndex;
- private long newIndex;
-
- public ApelProtocolDecoder(ApelProtocol protocol) {
- super(protocol);
- }
-
- public static final short MSG_NULL = 0;
- public static final short MSG_REQUEST_TRACKER_ID = 10;
- public static final short MSG_TRACKER_ID = 11;
- public static final short MSG_TRACKER_ID_EXT = 12;
- public static final short MSG_DISCONNECT = 20;
- public static final short MSG_REQUEST_PASSWORD = 30;
- public static final short MSG_PASSWORD = 31;
- public static final short MSG_REQUEST_STATE_FULL_INFO = 90;
- public static final short MSG_STATE_FULL_INFO_T104 = 92;
- public static final short MSG_REQUEST_CURRENT_GPS_DATA = 100;
- public static final short MSG_CURRENT_GPS_DATA = 101;
- public static final short MSG_REQUEST_SENSORS_STATE = 110;
- public static final short MSG_SENSORS_STATE = 111;
- public static final short MSG_SENSORS_STATE_T100 = 112;
- public static final short MSG_SENSORS_STATE_T100_4 = 113;
- public static final short MSG_REQUEST_LAST_LOG_INDEX = 120;
- public static final short MSG_LAST_LOG_INDEX = 121;
- public static final short MSG_REQUEST_LOG_RECORDS = 130;
- public static final short MSG_LOG_RECORDS = 131;
- public static final short MSG_EVENT = 141;
- public static final short MSG_TEXT = 150;
- public static final short MSG_ACK_ALARM = 160;
- public static final short MSG_SET_TRACKER_MODE = 170;
- public static final short MSG_GPRS_COMMAND = 180;
-
- private void sendSimpleMessage(Channel channel, short type) {
- ChannelBuffer request = ChannelBuffers.directBuffer(ByteOrder.LITTLE_ENDIAN, 8);
- request.writeShort(type);
- request.writeShort(0);
- request.writeInt(Checksum.crc32(request.toByteBuffer(0, 4)));
- channel.write(request);
- }
-
- private void requestArchive(Channel channel) {
- if (lastIndex == 0) {
- lastIndex = newIndex;
- } else if (newIndex > lastIndex) {
- ChannelBuffer request = ChannelBuffers.directBuffer(ByteOrder.LITTLE_ENDIAN, 14);
- request.writeShort(MSG_REQUEST_LOG_RECORDS);
- request.writeShort(6);
- request.writeInt((int) lastIndex);
- request.writeShort(512);
- request.writeInt(Checksum.crc32(request.toByteBuffer(0, 10)));
- channel.write(request);
- }
- }
-
- @Override
- protected Object decode(
- Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
-
- ChannelBuffer buf = (ChannelBuffer) msg;
- int type = buf.readUnsignedShort();
- boolean alarm = (type & 0x8000) != 0;
- type = type & 0x7FFF;
- buf.readUnsignedShort(); // length
-
- if (alarm) {
- sendSimpleMessage(channel, MSG_ACK_ALARM);
- }
-
- if (type == MSG_TRACKER_ID) {
- return null; // unsupported authentication type
- }
-
- if (type == MSG_TRACKER_ID_EXT) {
-
- buf.readUnsignedInt(); // id
- int length = buf.readUnsignedShort();
- buf.skipBytes(length);
- length = buf.readUnsignedShort();
- getDeviceSession(channel, remoteAddress, buf.readBytes(length).toString(StandardCharsets.US_ASCII));
-
- } else if (type == MSG_LAST_LOG_INDEX) {
-
- long index = buf.readUnsignedInt();
- if (index > 0) {
- newIndex = index;
- requestArchive(channel);
- }
-
- } else if (type == MSG_CURRENT_GPS_DATA || type == MSG_STATE_FULL_INFO_T104 || type == MSG_LOG_RECORDS) {
-
- DeviceSession deviceSession = getDeviceSession(channel, remoteAddress);
- if (deviceSession == null) {
- return null;
- }
-
- List<Position> positions = new LinkedList<>();
-
- int recordCount = 1;
- if (type == MSG_LOG_RECORDS) {
- recordCount = buf.readUnsignedShort();
- }
-
- for (int j = 0; j < recordCount; j++) {
- Position position = new Position();
- position.setProtocol(getProtocolName());
- position.setDeviceId(deviceSession.getDeviceId());
-
- int subtype = type;
- if (type == MSG_LOG_RECORDS) {
- position.set(Position.KEY_ARCHIVE, true);
- lastIndex = buf.readUnsignedInt() + 1;
- position.set(Position.KEY_INDEX, lastIndex);
-
- subtype = buf.readUnsignedShort();
- if (subtype != MSG_CURRENT_GPS_DATA && subtype != MSG_STATE_FULL_INFO_T104) {
- buf.skipBytes(buf.readUnsignedShort());
- continue;
- }
- buf.readUnsignedShort(); // length
- }
-
- position.setTime(new Date(buf.readUnsignedInt() * 1000));
- position.setLatitude(buf.readInt() * 180.0 / 0x7FFFFFFF);
- position.setLongitude(buf.readInt() * 180.0 / 0x7FFFFFFF);
-
- if (subtype == MSG_STATE_FULL_INFO_T104) {
- int speed = buf.readUnsignedByte();
- position.setValid(speed != 255);
- position.setSpeed(UnitsConverter.knotsFromKph(speed));
- position.set(Position.KEY_HDOP, buf.readByte());
- } else {
- int speed = buf.readShort();
- position.setValid(speed != -1);
- position.setSpeed(UnitsConverter.knotsFromKph(speed * 0.01));
- }
-
- position.setCourse(buf.readShort() * 0.01);
- position.setAltitude(buf.readShort());
-
- if (subtype == MSG_STATE_FULL_INFO_T104) {
-
- position.set(Position.KEY_SATELLITES, buf.readUnsignedByte());
- position.set(Position.KEY_RSSI, buf.readUnsignedByte());
- position.set(Position.KEY_EVENT, buf.readUnsignedShort());
- position.set(Position.KEY_ODOMETER, buf.readUnsignedInt());
- position.set(Position.KEY_INPUT, buf.readUnsignedByte());
- position.set(Position.KEY_OUTPUT, buf.readUnsignedByte());
-
- for (int i = 1; i <= 8; i++) {
- position.set(Position.PREFIX_ADC + i, buf.readUnsignedShort());
- }
-
- position.set(Position.PREFIX_COUNT + 1, buf.readUnsignedInt());
- position.set(Position.PREFIX_COUNT + 2, buf.readUnsignedInt());
- position.set(Position.PREFIX_COUNT + 3, buf.readUnsignedInt());
- }
-
- positions.add(position);
- }
-
- buf.readUnsignedInt(); // crc
-
- if (type == MSG_LOG_RECORDS) {
- requestArchive(channel);
- } else {
- sendSimpleMessage(channel, MSG_REQUEST_LAST_LOG_INDEX);
- }
-
- return positions;
- }
-
- return null;
- }
-
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-18 23:01:19 +0000