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/*
* Copyright 2017 Anton Tananaev (anton@traccar.org)
* Copyright 2017 Andrey Kunitsyn (andrey@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.events;
import java.util.Collections;
import java.util.Map;
import io.netty.channel.ChannelHandler;
import org.traccar.BaseEventHandler;
import org.traccar.Context;
import org.traccar.model.Event;
import org.traccar.model.Position;
@ChannelHandler.Sharable
public class DriverEventHandler extends BaseEventHandler {
@Override
protected Map<Event, Position> analyzePosition(Position position) {
if (!Context.getIdentityManager().isLatestPosition(position)) {
return null;
}
String driverUniqueId = position.getString(Position.KEY_DRIVER_UNIQUE_ID);
if (driverUniqueId != null) {
String oldDriverUniqueId = null;
Position lastPosition = Context.getIdentityManager().getLastPosition(position.getDeviceId());
if (lastPosition != null) {
oldDriverUniqueId = lastPosition.getString(Position.KEY_DRIVER_UNIQUE_ID);
}
if (!driverUniqueId.equals(oldDriverUniqueId)) {
Event event = new Event(Event.TYPE_DRIVER_CHANGED, position.getDeviceId(), position.getId());
event.set(Position.KEY_DRIVER_UNIQUE_ID, driverUniqueId);
return Collections.singletonMap(event, position);
}
}
return null;
}
}
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