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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.helper.Log;
import org.traccar.model.Device;
import org.traccar.model.Event;
import org.traccar.model.Position;
public class MotionEventHandler extends BaseEventHandler {
private static final double SPEED_THRESHOLD = 0.01;
private int suppressRepeated;
public MotionEventHandler() {
suppressRepeated = Context.getConfig().getInteger("event.suppressRepeated", 60);
}
@Override
protected Collection<Event> analyzePosition(Position position) {
Collection<Event> result = null;
if (!isLastPosition()) {
return null;
}
double speed = position.getSpeed();
boolean valid = position.getValid();
if (getDevice() == null) {
return null;
}
String motion = getDevice().getMotion();
if (motion == null) {
motion = Device.STATUS_STOPPED;
}
if (valid && speed > SPEED_THRESHOLD && !motion.equals(Device.STATUS_MOVING)) {
Context.getConnectionManager().updateDevice(position.getDeviceId(), Device.STATUS_MOVING, null);
result = new ArrayList<>();
result.add(new Event(Event.TYPE_DEVICE_MOVING, position.getDeviceId(), position.getId()));
} else if (valid && speed < SPEED_THRESHOLD && motion.equals(Device.STATUS_MOVING)) {
Context.getConnectionManager().updateDevice(position.getDeviceId(), Device.STATUS_STOPPED, null);
result = new ArrayList<>();
result.add(new Event(Event.TYPE_DEVICE_STOPPED, position.getDeviceId(), position.getId()));
}
try {
if (result != null && !result.isEmpty()) {
for (Event event : result) {
if (!Context.getDataManager().getLastEvents(position.getDeviceId(),
event.getType(), suppressRepeated).isEmpty()) {
event = null;
}
}
}
} catch (SQLException error) {
Log.warning(error);
}
return result;
}
}
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