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/*
* Copyright 2022 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.session.state;
import org.traccar.model.Event;
import org.traccar.model.Position;
public final class OverspeedProcessor {
public static final String ATTRIBUTE_SPEED = "speed";
private OverspeedProcessor() {
}
public static void updateState(
OverspeedState state, Position position, double speedLimit, long minimalDuration, long geofenceId) {
state.setEvent(null);
boolean oldState = state.getOverspeedState();
if (oldState) {
boolean newState = position.getSpeed() > speedLimit;
if (newState) {
if (state.getOverspeedTime() != null) {
long oldTime = state.getOverspeedTime().getTime();
long newTime = position.getFixTime().getTime();
if (newTime - oldTime > minimalDuration) {
Event event = new Event(Event.TYPE_DEVICE_OVERSPEED, position);
event.set(ATTRIBUTE_SPEED, position.getSpeed());
event.set(Position.KEY_SPEED_LIMIT, speedLimit);
event.setGeofenceId(state.getOverspeedGeofenceId());
state.setOverspeedTime(null);
state.setOverspeedGeofenceId(0);
state.setEvent(event);
}
}
} else {
state.setOverspeedState(false);
state.setOverspeedTime(null);
state.setOverspeedGeofenceId(0);
}
} else if (position != null && position.getSpeed() > speedLimit) {
state.setOverspeedState(true);
state.setOverspeedTime(position.getFixTime());
state.setOverspeedGeofenceId(geofenceId);
}
}
}
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