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/*
* Copyright 2012 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;
import java.util.List;
import org.jboss.netty.channel.*;
import org.jboss.netty.handler.timeout.IdleStateAwareChannelHandler;
import org.jboss.netty.handler.timeout.IdleStateEvent;
import org.traccar.helper.Log;
import org.traccar.model.DataManager;
import org.traccar.model.Position;
/**
* Tracker message handler
*/
@ChannelHandler.Sharable
public class TrackerEventHandler extends IdleStateAwareChannelHandler {
/**
* Data manager
*/
private DataManager dataManager;
TrackerEventHandler(DataManager newDataManager) {
super();
dataManager = newDataManager;
}
private void processSinglePosition(Position position) {
if (position == null) {
Log.info("null message");
} else {
Log.info(
"id: " + position.getId() +
", deviceId: " + position.getDeviceId() +
", valid: " + position.getValid() +
", time: " + position.getTime() +
", latitude: " + position.getLatitude() +
", longitude: " + position.getLongitude() +
", altitude: " + position.getAltitude() +
", speed: " + position.getSpeed() +
", course: " + position.getCourse() +
", power: " + position.getPower());
}
// Write position to database
try {
Long id = dataManager.addPosition(position);
if (id != null) {
dataManager.updateLatestPosition(position.getDeviceId(), id);
}
} catch (Exception error) {
Log.info("Exception during query execution");
Log.warning(error.getMessage());
}
}
@Override
public void messageReceived(ChannelHandlerContext ctx, MessageEvent e) {
if (e.getMessage() instanceof Position) {
processSinglePosition((Position) e.getMessage());
} else if (e.getMessage() instanceof List) {
List<Position> positions = (List<Position>) e.getMessage();
for (Position position : positions) {
processSinglePosition(position);
}
}
}
@Override
public void channelDisconnected(ChannelHandlerContext ctx, ChannelStateEvent e) {
Log.info("Closing connection by disconnect");
e.getChannel().close();
}
@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e) {
Log.info("Closing connection by exception");
e.getChannel().close();
}
@Override
public void channelIdle(ChannelHandlerContext ctx, IdleStateEvent e) {
Log.info("Closing connection by timeout");
e.getChannel().close();
}
}
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