From 9de2c5617950bb8df74a3246122d31dcdd95da67 Mon Sep 17 00:00:00 2001 From: Anton Tananaev Date: Fri, 24 Jul 2015 15:24:55 +1200 Subject: Begin Cityeasy protocol implementation --- src/org/traccar/protocol/CityeasyProtocol.java | 43 ++++++++ .../traccar/protocol/CityeasyProtocolDecoder.java | 115 +++++++++++++++++++++ 2 files changed, 158 insertions(+) create mode 100644 src/org/traccar/protocol/CityeasyProtocol.java create mode 100644 src/org/traccar/protocol/CityeasyProtocolDecoder.java (limited to 'src/org/traccar') diff --git a/src/org/traccar/protocol/CityeasyProtocol.java b/src/org/traccar/protocol/CityeasyProtocol.java new file mode 100644 index 000000000..849b96a0c --- /dev/null +++ b/src/org/traccar/protocol/CityeasyProtocol.java @@ -0,0 +1,43 @@ +/* + * Copyright 2015 Anton Tananaev (anton.tananaev@gmail.com) + * + * 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.bootstrap.ServerBootstrap; +import org.jboss.netty.channel.ChannelPipeline; +import org.jboss.netty.handler.codec.frame.LengthFieldBasedFrameDecoder; +import org.traccar.BaseProtocol; +import org.traccar.TrackerServer; + +import java.util.List; + +public class CityeasyProtocol extends BaseProtocol { + + public CityeasyProtocol() { + super("cityeasy"); + } + + @Override + public void initTrackerServers(List serverList) { + serverList.add(new TrackerServer(new ServerBootstrap(), this.getName()) { + @Override + protected void addSpecificHandlers(ChannelPipeline pipeline) { + pipeline.addLast("frameDecoder", new LengthFieldBasedFrameDecoder(1024, 2, 2, -2, 0)); + pipeline.addLast("objectDecoder", new CityeasyProtocolDecoder(CityeasyProtocol.this)); + } + }); + } + +} diff --git a/src/org/traccar/protocol/CityeasyProtocolDecoder.java b/src/org/traccar/protocol/CityeasyProtocolDecoder.java new file mode 100644 index 000000000..c346a7006 --- /dev/null +++ b/src/org/traccar/protocol/CityeasyProtocolDecoder.java @@ -0,0 +1,115 @@ +/* + * Copyright 2015 Anton Tananaev (anton.tananaev@gmail.com) + * + * 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.model.Event; +import org.traccar.model.Position; + +import java.net.SocketAddress; +import java.util.Calendar; +import java.util.TimeZone; + +public class CityeasyProtocolDecoder extends BaseProtocolDecoder { + + public CityeasyProtocolDecoder(CityeasyProtocol protocol) { + super(protocol); + } + + private static final int MSG_LOCATION_REPORT = 0x0003; + private static final int MSG_LOCATION_INQUIRY_RESPONSE = 0x0004; + + @Override + protected Object decode( + Channel channel, SocketAddress remoteAddress, Object msg) + throws Exception { + + ChannelBuffer buf = (ChannelBuffer) msg; + + /*buf.skipBytes(2); // header + buf.readByte(); // size + + // Zero for location messages + buf.readByte(); // voltage + buf.readByte(); // gsm signal + + String imei = readImei(buf); + long index = buf.readUnsignedShort(); + int type = buf.readUnsignedByte(); + + if (type == MSG_HEARTBEAT) { + if (channel != null) { + byte[] response = {0x54, 0x68, 0x1A, 0x0D, 0x0A}; + channel.write(ChannelBuffers.wrappedBuffer(response)); + } + } + + else if (type == MSG_DATA) { + + // Create new position + Position position = new Position(); + position.setProtocol(getProtocolName()); + position.set(Event.KEY_INDEX, index); + + // Get device id + if (!identify(imei, channel)) { + return null; + } + position.setDeviceId(getDeviceId()); + + // Date and time + Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC")); + time.clear(); + time.set(Calendar.YEAR, 2000 + buf.readUnsignedByte()); + time.set(Calendar.MONTH, buf.readUnsignedByte() - 1); + time.set(Calendar.DAY_OF_MONTH, buf.readUnsignedByte()); + time.set(Calendar.HOUR_OF_DAY, buf.readUnsignedByte()); + time.set(Calendar.MINUTE, buf.readUnsignedByte()); + time.set(Calendar.SECOND, buf.readUnsignedByte()); + position.setTime(time.getTime()); + + // Latitude + double latitude = buf.readUnsignedInt() / (60.0 * 30000.0); + + // Longitude + double longitude = buf.readUnsignedInt() / (60.0 * 30000.0); + + // Speed + position.setSpeed(buf.readUnsignedByte()); + + // Course + position.setCourse(buf.readUnsignedShort()); + + buf.skipBytes(3); // reserved + + // Flags + long flags = buf.readUnsignedInt(); + position.setValid((flags & 0x1) == 0x1); + if ((flags & 0x2) == 0) latitude = -latitude; + if ((flags & 0x4) == 0) longitude = -longitude; + + position.setLatitude(latitude); + position.setLongitude(longitude); + return position; + }*/ + + return null; + } + +} -- cgit v1.2.3