diff options
Diffstat (limited to 'src/org/traccar/protocol/At2000ProtocolDecoder.java')
| -rw-r--r-- | src/org/traccar/protocol/At2000ProtocolDecoder.java | 87 |
1 files changed, 45 insertions, 42 deletions
diff --git a/src/org/traccar/protocol/At2000ProtocolDecoder.java b/src/org/traccar/protocol/At2000ProtocolDecoder.java index e0f2b4278..4457854e3 100644 --- a/src/org/traccar/protocol/At2000ProtocolDecoder.java +++ b/src/org/traccar/protocol/At2000ProtocolDecoder.java @@ -1,5 +1,5 @@ /* - * Copyright 2016 - 2017 Anton Tananaev (anton@traccar.org) + * Copyright 2016 - 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. @@ -15,11 +15,12 @@ */ package org.traccar.protocol; -import org.jboss.netty.buffer.ChannelBuffer; -import org.jboss.netty.buffer.ChannelBuffers; -import org.jboss.netty.channel.Channel; +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.helper.DataConverter; import org.traccar.helper.UnitsConverter; import org.traccar.model.Position; @@ -28,7 +29,6 @@ import javax.crypto.Cipher; import javax.crypto.spec.IvParameterSpec; import javax.crypto.spec.SecretKeySpec; import java.net.SocketAddress; -import java.nio.ByteOrder; import java.nio.charset.StandardCharsets; import java.util.Date; import java.util.LinkedList; @@ -52,11 +52,11 @@ public class At2000ProtocolDecoder extends BaseProtocolDecoder { private static void sendRequest(Channel channel) { if (channel != null) { - ChannelBuffer response = ChannelBuffers.directBuffer(ByteOrder.LITTLE_ENDIAN, BLOCK_LENGTH); + ByteBuf response = Unpooled.buffer(BLOCK_LENGTH); response.writeByte(MSG_TRACK_REQUEST); - response.writeMedium(ChannelBuffers.swapMedium(0)); + response.writeMedium(0); response.writerIndex(BLOCK_LENGTH); - channel.write(response); + channel.writeAndFlush(new NetworkMessage(response, channel.remoteAddress())); } } @@ -64,19 +64,19 @@ public class At2000ProtocolDecoder extends BaseProtocolDecoder { protected Object decode( Channel channel, SocketAddress remoteAddress, Object msg) throws Exception { - ChannelBuffer buf = (ChannelBuffer) msg; + ByteBuf buf = (ByteBuf) msg; if (buf.getUnsignedByte(buf.readerIndex()) == 0x01) { buf.readUnsignedByte(); // codec id } int type = buf.readUnsignedByte(); - buf.readUnsignedMedium(); // length + buf.readUnsignedMediumLE(); // length buf.skipBytes(BLOCK_LENGTH - 1 - 3); if (type == MSG_DEVICE_ID) { - String imei = buf.readBytes(15).toString(StandardCharsets.US_ASCII); + String imei = buf.readSlice(15).toString(StandardCharsets.US_ASCII); if (getDeviceSession(channel, remoteAddress, imei) != null) { byte[] iv = new byte[BLOCK_LENGTH]; @@ -106,51 +106,54 @@ public class At2000ProtocolDecoder extends BaseProtocolDecoder { return null; // empty message } - byte[] data = new byte[buf.capacity() - BLOCK_LENGTH]; - buf.readBytes(data); - buf = ChannelBuffers.wrappedBuffer(ByteOrder.LITTLE_ENDIAN, cipher.update(data)); - List<Position> positions = new LinkedList<>(); - while (buf.readableBytes() >= 63) { + byte[] data = new byte[buf.capacity() - BLOCK_LENGTH]; + buf.readBytes(data); + buf = Unpooled.wrappedBuffer(cipher.update(data)); + try { + while (buf.readableBytes() >= 63) { - Position position = new Position(getProtocolName()); - position.setDeviceId(deviceSession.getDeviceId()); + Position position = new Position(getProtocolName()); + position.setDeviceId(deviceSession.getDeviceId()); - buf.readUnsignedShort(); // index - buf.readUnsignedShort(); // reserved + buf.readUnsignedShortLE(); // index + buf.readUnsignedShortLE(); // reserved - position.setValid(true); + position.setValid(true); - position.setTime(new Date(buf.readLong() * 1000)); + position.setTime(new Date(buf.readLongLE() * 1000)); - position.setLatitude(buf.readFloat()); - position.setLongitude(buf.readFloat()); - position.setAltitude(buf.readFloat()); - position.setSpeed(UnitsConverter.knotsFromKph(buf.readFloat())); - position.setCourse(buf.readFloat()); + position.setLatitude(buf.readFloatLE()); + position.setLongitude(buf.readFloatLE()); + position.setAltitude(buf.readFloatLE()); + position.setSpeed(UnitsConverter.knotsFromKph(buf.readFloatLE())); + position.setCourse(buf.readFloatLE()); - buf.readUnsignedInt(); // geozone event - buf.readUnsignedInt(); // io events - buf.readUnsignedInt(); // geozone value - buf.readUnsignedInt(); // io values - buf.readUnsignedShort(); // operator + buf.readUnsignedIntLE(); // geozone event + buf.readUnsignedIntLE(); // io events + buf.readUnsignedIntLE(); // geozone value + buf.readUnsignedIntLE(); // io values + buf.readUnsignedShortLE(); // operator - position.set(Position.PREFIX_ADC + 1, buf.readUnsignedShort()); - position.set(Position.PREFIX_ADC + 1, buf.readUnsignedShort()); + position.set(Position.PREFIX_ADC + 1, buf.readUnsignedShortLE()); + position.set(Position.PREFIX_ADC + 1, buf.readUnsignedShortLE()); - position.set(Position.KEY_POWER, buf.readUnsignedShort() * 0.001); + position.set(Position.KEY_POWER, buf.readUnsignedShortLE() * 0.001); - buf.readUnsignedShort(); // cid - position.set(Position.KEY_RSSI, buf.readUnsignedByte()); - buf.readUnsignedByte(); // current profile + buf.readUnsignedShortLE(); // cid + position.set(Position.KEY_RSSI, buf.readUnsignedByte()); + buf.readUnsignedByte(); // current profile - position.set(Position.KEY_BATTERY, buf.readUnsignedByte()); - position.set(Position.PREFIX_TEMP + 1, buf.readUnsignedByte()); - position.set(Position.KEY_SATELLITES, buf.readUnsignedByte()); + position.set(Position.KEY_BATTERY, buf.readUnsignedByte()); + position.set(Position.PREFIX_TEMP + 1, buf.readUnsignedByte()); + position.set(Position.KEY_SATELLITES, buf.readUnsignedByte()); - positions.add(position); + positions.add(position); + } + } finally { + buf.release(); } return positions; |