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/*
* Copyright 2016 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.events;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.Collection;
import org.traccar.BaseEventHandler;
import org.traccar.Context;
import org.traccar.model.Device;
import org.traccar.model.Event;
import org.traccar.model.Position;
import org.traccar.model.Server;
import org.traccar.helper.Log;
import org.traccar.helper.UnitsConverter;
public class OverspeedEventHandler extends BaseEventHandler {
public static final String ATTRIBUTE_SPEED_LIMIT = "speedLimit";
private boolean checkGroups;
private int suppressRepeated;
public OverspeedEventHandler() {
checkGroups = Context.getConfig().getBoolean("event.overspeed.groupsEnabled");
suppressRepeated = Context.getConfig().getInteger("event.suppressRepeated", 60);
}
@Override
protected Collection<Event> analyzePosition(Position position) {
Device device = Context.getIdentityManager().getDeviceById(position.getDeviceId());
if (device == null) {
return null;
}
if (!Context.getDeviceManager().isLatestPosition(position) || !position.getValid()) {
return null;
}
Collection<Event> events = new ArrayList<>();
double speed = position.getSpeed();
Double speedLimit = new Double(0);
if (device.getAttributes().containsKey(ATTRIBUTE_SPEED_LIMIT)) {
speedLimit = Double.parseDouble((String) device.getAttributes().get(ATTRIBUTE_SPEED_LIMIT));
}
if (speedLimit == 0 && checkGroups) {
long groupId = device.getGroupId();
while (groupId != 0) {
if (Context.getDeviceManager().getGroupById(groupId).getAttributes()
.containsKey(ATTRIBUTE_SPEED_LIMIT)) {
speedLimit = Double.parseDouble((String) Context.getDeviceManager().getGroupById(groupId)
.getAttributes().get(ATTRIBUTE_SPEED_LIMIT));
if (speedLimit != 0) {
break;
}
}
if (Context.getDeviceManager().getGroupById(groupId) != null) {
groupId = Context.getDeviceManager().getGroupById(groupId).getGroupId();
} else {
groupId = 0;
}
}
}
if (speedLimit == 0) {
try {
Server server = Context.getDataManager().getServer();
if (server.getAttributes().containsKey(ATTRIBUTE_SPEED_LIMIT)) {
speedLimit = Double.parseDouble((String) server.getAttributes().get(ATTRIBUTE_SPEED_LIMIT));
}
} catch (SQLException error) {
Log.warning(error);
}
}
if (speedLimit != 0 && speed > UnitsConverter.knotsFromKph(speedLimit)) {
try {
if (Context.getDataManager().getLastEvents(
position.getDeviceId(), Event.TYPE_DEVICE_OVERSPEED, suppressRepeated).isEmpty()) {
events.add(new Event(Event.TYPE_DEVICE_OVERSPEED, position.getDeviceId(), position.getId()));
}
} catch (SQLException error) {
Log.warning(error);
}
}
return events;
}
}
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