org.openstreetmap.josm.tools

Class RightAndLefthandTraffic

java.lang.Object

org.openstreetmap.josm.tools.RightAndLefthandTraffic

public final class RightAndLefthandTraffic
extends Object

Look up, if there is right- or left-hand traffic at a certain place.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
private static class	RightAndLefthandTraffic.RLTrafficGeoProperty

Field Summary

Fields

Modifier and Type	Field and Description
private static Collection<Area>	leftHandTrafficPolygons
private static GeoPropertyIndex<Boolean>	rlCache

Constructor Summary

Constructors

Modifier	Constructor and Description
private	RightAndLefthandTraffic()

Method Summary

Modifier and Type	Method and Description
private static void	initialize()
static boolean	isRightHandTraffic(LatLon ll) Check if there is right-hand traffic at a certain location.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

leftHandTrafficPolygons

private static volatile Collection<Area> leftHandTrafficPolygons

rlCache

private static volatile GeoPropertyIndex<Boolean> rlCache

Constructor Detail

RightAndLefthandTraffic

private RightAndLefthandTraffic()

Method Detail

isRightHandTraffic

public static boolean isRightHandTraffic(LatLon ll)

Check if there is right-hand traffic at a certain location. TODO: Synchronization can be refined inside the GeoPropertyIndex as most look-ups are read-only.

Parameters:

ll - the coordinates of the point

Returns:

true if there is right-hand traffic, false if there is left-hand traffic

initialize

private static void initialize()