diff options
Diffstat (limited to 'src/org/traccar/protocol/Tk102ProtocolDecoder.java')
-rw-r--r-- | src/org/traccar/protocol/Tk102ProtocolDecoder.java | 144 |
1 files changed, 0 insertions, 144 deletions
diff --git a/src/org/traccar/protocol/Tk102ProtocolDecoder.java b/src/org/traccar/protocol/Tk102ProtocolDecoder.java deleted file mode 100644 index da0c6928b..000000000 --- a/src/org/traccar/protocol/Tk102ProtocolDecoder.java +++ /dev/null @@ -1,144 +0,0 @@ -/* - * Copyright 2013 - 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.DateBuilder; -import org.traccar.helper.Parser; -import org.traccar.helper.PatternBuilder; -import org.traccar.model.Position; - -import java.net.SocketAddress; -import java.nio.charset.StandardCharsets; -import java.util.regex.Pattern; - -public class Tk102ProtocolDecoder extends BaseProtocolDecoder { - - public Tk102ProtocolDecoder(Protocol protocol) { - super(protocol); - } - - public static final int MSG_LOGIN_REQUEST = 0x80; - public static final int MSG_LOGIN_REQUEST_2 = 0x21; - public static final int MSG_LOGIN_RESPONSE = 0x00; - public static final int MSG_HEARTBEAT_REQUEST = 0xF0; - public static final int MSG_HEARTBEAT_RESPONSE = 0xFF; - public static final int MSG_REPORT_ONCE = 0x90; - public static final int MSG_REPORT_INTERVAL = 0x93; - - public static final int MODE_GPRS = 0x30; - public static final int MODE_GPRS_SMS = 0x33; - - private static final Pattern PATTERN = new PatternBuilder() - .text("(") - .expression("[A-Z]+") - .number("(dd)(dd)(dd)") // time (hhmmss) - .expression("([AV])") // validity - .number("(dd)(dd.dddd)([NS])") // latitude - .number("(ddd)(dd.dddd)([EW])") // longitude - .number("(ddd.ddd)") // speed - .number("(dd)(dd)(dd)") // date (ddmmyy) - .any() - .text(")") - .compile(); - - private void sendResponse(Channel channel, int type, ByteBuf dataSequence, ByteBuf content) { - if (channel != null) { - ByteBuf response = Unpooled.buffer(); - response.writeByte('['); - response.writeByte(type); - response.writeBytes(dataSequence); - response.writeByte(content.readableBytes()); - response.writeBytes(content); - content.release(); - response.writeByte(']'); - channel.writeAndFlush(new NetworkMessage(response, channel.remoteAddress())); - } - } - - @Override - protected Object decode( - Channel channel, SocketAddress remoteAddress, Object msg) throws Exception { - - ByteBuf buf = (ByteBuf) msg; - - buf.skipBytes(1); // header - int type = buf.readUnsignedByte(); - ByteBuf dataSequence = buf.readSlice(10); - int length = buf.readUnsignedByte(); - - if (type == MSG_LOGIN_REQUEST || type == MSG_LOGIN_REQUEST_2) { - - ByteBuf data = buf.readSlice(length); - - String id; - if (type == MSG_LOGIN_REQUEST) { - id = data.toString(StandardCharsets.US_ASCII); - } else { - id = data.copy(1, 15).toString(StandardCharsets.US_ASCII); - } - - if (getDeviceSession(channel, remoteAddress, id) != null) { - ByteBuf response = Unpooled.buffer(); - response.writeByte(MODE_GPRS); - response.writeBytes(data); - sendResponse(channel, MSG_LOGIN_RESPONSE, dataSequence, response); - } - - } else if (type == MSG_HEARTBEAT_REQUEST) { - - sendResponse(channel, MSG_HEARTBEAT_RESPONSE, dataSequence, buf.readRetainedSlice(length)); - - } else { - - DeviceSession deviceSession = getDeviceSession(channel, remoteAddress); - if (deviceSession == null) { - return null; - } - - Parser parser = new Parser(PATTERN, buf.readSlice(length).toString(StandardCharsets.US_ASCII)); - if (!parser.matches()) { - return null; - } - - Position position = new Position(getProtocolName()); - position.setDeviceId(deviceSession.getDeviceId()); - - DateBuilder dateBuilder = new DateBuilder() - .setTime(parser.nextInt(0), parser.nextInt(0), parser.nextInt(0)); - - position.setValid(parser.next().equals("A")); - position.setLatitude(parser.nextCoordinate()); - position.setLongitude(parser.nextCoordinate()); - position.setSpeed(parser.nextDouble(0)); - - dateBuilder.setDateReverse(parser.nextInt(0), parser.nextInt(0), parser.nextInt(0)); - position.setTime(dateBuilder.getDate()); - - return position; - - } - - return null; - } - -} |