@Secured({"ROLE_USER"})
@GET
@Path("/annotations")
@Produces({MediaType.APPLICATION_JSON})
public Object getAnnotations() {
Graph graph = graphService.getGraph();
List<GraphBuilderAnnotation> builderAnnotations = graph.getBuilderAnnotations();
List<Annotation> out = new ArrayList<Annotation>();
for (GraphBuilderAnnotation annotation : builderAnnotations) {
Annotation outAnnotation = new Annotation();
out.add(outAnnotation);
outAnnotation.annotation = annotation.getVariety().name();
Collection<Object> referencedObjects = annotation.getReferencedObjects();
for (Object object : referencedObjects) {
AnnotationObject annotationObj = new AnnotationObject();
applyObjectToAnnotation(graph, annotationObj, object);
outAnnotation.addObject(annotationObj);
}
}
Annotations annotations = new Annotations();
annotations.annotations = out;
return annotations;
}
/**
* The safest bike lane should have a safety weight no lower than the time weight of a flat
* street. This method divides the safety lengths by the length ratio of the safest street,
* ensuring this property.
*
* @param graph
*/
private void applyBikeSafetyFactor(Graph graph) {
_log.info(
GraphBuilderAnnotation.register(
graph,
Variety.GRAPHWIDE,
"Multiplying all bike safety values by " + (1 / bestBikeSafety)));
HashSet<Edge> seenEdges = new HashSet<Edge>();
for (Vertex vertex : graph.getVertices()) {
for (Edge e : vertex.getOutgoing()) {
if (!(e instanceof PlainStreetEdge)) {
continue;
}
PlainStreetEdge pse = (PlainStreetEdge) e;
if (!seenEdges.contains(e)) {
seenEdges.add(e);
pse.setBicycleSafetyEffectiveLength(
pse.getBicycleSafetyEffectiveLength() / bestBikeSafety);
}
}
for (Edge e : vertex.getIncoming()) {
if (!(e instanceof PlainStreetEdge)) {
continue;
}
PlainStreetEdge pse = (PlainStreetEdge) e;
if (!seenEdges.contains(e)) {
seenEdges.add(e);
pse.setBicycleSafetyEffectiveLength(
pse.getBicycleSafetyEffectiveLength() / bestBikeSafety);
}
}
}
}
/**
* Handle oneway streets, cycleways, and whatnot. See http://wiki.openstreetmap.org/wiki/Bicycle
* for various scenarios, along with
* http://wiki.openstreetmap.org/wiki/OSM_tags_for_routing#Oneway.
*
* @param end
* @param start
*/
private P2<PlainStreetEdge> getEdgesForStreet(
IntersectionVertex start,
IntersectionVertex end,
OSMWay way,
long startNode,
StreetTraversalPermission permissions,
LineString geometry) {
// get geometry length in meters, irritatingly.
Coordinate[] coordinates = geometry.getCoordinates();
double d = 0;
for (int i = 1; i < coordinates.length; ++i) {
d += DistanceLibrary.distance(coordinates[i - 1], coordinates[i]);
}
LineString backGeometry = (LineString) geometry.reverse();
Map<String, String> tags = way.getTags();
if (permissions == StreetTraversalPermission.NONE) return new P2<PlainStreetEdge>(null, null);
PlainStreetEdge street = null, backStreet = null;
/*
* pedestrian rules: everything is two-way (assuming pedestrians are allowed at all)
* bicycle rules: default: permissions;
*
* cycleway=dismount means walk your bike -- the engine will automatically try walking
* bikes any time it is forbidden to ride them, so the only thing to do here is to
* remove bike permissions
*
* oneway=... sets permissions for cars and bikes oneway:bicycle overwrites these
* permissions for bikes only
*
* now, cycleway=opposite_lane, opposite, opposite_track can allow once oneway has been
* set by oneway:bicycle, but should give a warning if it conflicts with oneway:bicycle
*
* bicycle:backward=yes works like oneway:bicycle=no bicycle:backwards=no works like
* oneway:bicycle=yes
*/
String foot = way.getTag("foot");
if ("yes".equals(foot) || "designated".equals(foot)) {
permissions = permissions.add(StreetTraversalPermission.PEDESTRIAN);
}
if (OSMWithTags.isFalse(foot)) {
permissions = permissions.remove(StreetTraversalPermission.PEDESTRIAN);
}
boolean forceBikes = false;
String bicycle = way.getTag("bicycle");
if ("yes".equals(bicycle) || "designated".equals(bicycle)) {
permissions = permissions.add(StreetTraversalPermission.BICYCLE);
forceBikes = true;
}
if (way.isTag("cycleway", "dismount") || "dismount".equals(bicycle)) {
permissions = permissions.remove(StreetTraversalPermission.BICYCLE);
if (forceBikes) {
_log.warn(
GraphBuilderAnnotation.register(graph, Variety.CONFLICTING_BIKE_TAGS, way.getId()));
}
}
StreetTraversalPermission permissionsFront = permissions;
StreetTraversalPermission permissionsBack = permissions;
if (way.isTagTrue("oneway") || "roundabout".equals(tags.get("junction"))) {
permissionsBack = permissionsBack.remove(StreetTraversalPermission.BICYCLE_AND_CAR);
}
if (way.isTag("oneway", "-1")) {
permissionsFront = permissionsFront.remove(StreetTraversalPermission.BICYCLE_AND_CAR);
}
String oneWayBicycle = way.getTag("oneway:bicycle");
if (OSMWithTags.isTrue(oneWayBicycle) || way.isTagFalse("bicycle:backwards")) {
permissionsBack = permissionsBack.remove(StreetTraversalPermission.BICYCLE);
}
if ("-1".equals(oneWayBicycle)) {
permissionsFront = permissionsFront.remove(StreetTraversalPermission.BICYCLE);
}
if (OSMWithTags.isFalse(oneWayBicycle) || way.isTagTrue("bicycle:backwards")) {
if (permissions.allows(StreetTraversalPermission.BICYCLE)) {
permissionsFront = permissionsFront.add(StreetTraversalPermission.BICYCLE);
permissionsBack = permissionsBack.add(StreetTraversalPermission.BICYCLE);
}
}
// any cycleway which is opposite* allows contraflow biking
String cycleway = way.getTag("cycleway");
String cyclewayLeft = way.getTag("cycleway:left");
String cyclewayRight = way.getTag("cycleway:right");
if ((cycleway != null && cycleway.startsWith("opposite"))
|| (cyclewayLeft != null && cyclewayLeft.startsWith("opposite"))
|| (cyclewayRight != null && cyclewayRight.startsWith("opposite"))) {
permissionsBack = permissionsBack.add(StreetTraversalPermission.BICYCLE);
}
String access = way.getTag("access");
boolean noThruTraffic =
"destination".equals(access)
|| "private".equals(access)
|| "customers".equals(access)
|| "delivery".equals(access)
|| "forestry".equals(access)
|| "agricultural".equals(access);
if (permissionsFront != StreetTraversalPermission.NONE) {
street = getEdgeForStreet(start, end, way, startNode, d, permissionsFront, geometry, false);
street.setNoThruTraffic(noThruTraffic);
}
if (permissionsBack != StreetTraversalPermission.NONE) {
backStreet =
getEdgeForStreet(end, start, way, startNode, d, permissionsBack, backGeometry, true);
backStreet.setNoThruTraffic(noThruTraffic);
}
/* mark edges that are on roundabouts */
if ("roundabout".equals(tags.get("junction"))) {
if (street != null) street.setRoundabout(true);
if (backStreet != null) backStreet.setRoundabout(true);
}
return new P2<PlainStreetEdge>(street, backStreet);
}
/**
* Handle turn restrictions
*
* @param relation
*/
private void processRestriction(OSMRelation relation) {
long from = -1, to = -1, via = -1;
for (OSMRelationMember member : relation.getMembers()) {
String role = member.getRole();
if (role.equals("from")) {
from = member.getRef();
} else if (role.equals("to")) {
to = member.getRef();
} else if (role.equals("via")) {
via = member.getRef();
}
}
if (from == -1 || to == -1 || via == -1) {
_log.warn(
GraphBuilderAnnotation.register(graph, Variety.TURN_RESTRICTION_BAD, relation.getId()));
return;
}
Set<TraverseMode> modes = EnumSet.of(TraverseMode.BICYCLE, TraverseMode.CAR);
String exceptModes = relation.getTag("except");
if (exceptModes != null) {
for (String m : exceptModes.split(";")) {
if (m.equals("motorcar")) {
modes.remove(TraverseMode.CAR);
} else if (m.equals("bicycle")) {
modes.remove(TraverseMode.BICYCLE);
_log.warn(
GraphBuilderAnnotation.register(
graph, Variety.TURN_RESTRICTION_EXCEPTION, via, from));
}
}
}
modes = TraverseMode.internSet(modes);
TurnRestrictionTag tag;
if (relation.isTag("restriction", "no_right_turn")) {
tag = new TurnRestrictionTag(via, TurnRestrictionType.NO_TURN);
} else if (relation.isTag("restriction", "no_left_turn")) {
tag = new TurnRestrictionTag(via, TurnRestrictionType.NO_TURN);
} else if (relation.isTag("restriction", "no_straight_on")) {
tag = new TurnRestrictionTag(via, TurnRestrictionType.NO_TURN);
} else if (relation.isTag("restriction", "no_u_turn")) {
tag = new TurnRestrictionTag(via, TurnRestrictionType.NO_TURN);
} else if (relation.isTag("restriction", "only_straight_on")) {
tag = new TurnRestrictionTag(via, TurnRestrictionType.ONLY_TURN);
} else if (relation.isTag("restriction", "only_right_turn")) {
tag = new TurnRestrictionTag(via, TurnRestrictionType.ONLY_TURN);
} else if (relation.isTag("restriction", "only_left_turn")) {
tag = new TurnRestrictionTag(via, TurnRestrictionType.ONLY_TURN);
} else {
_log.warn(
GraphBuilderAnnotation.register(
graph, Variety.TURN_RESTRICTION_UNKNOWN, relation.getTag("restriction")));
return;
}
TurnRestriction restriction = new TurnRestriction();
restriction.type = tag.type;
restriction.modes = modes;
turnRestrictionsByTag.put(tag, restriction);
MapUtils.addToMapList(turnRestrictionsByFromWay, from, tag);
MapUtils.addToMapList(turnRestrictionsByToWay, to, tag);
}
public static String register(Graph graph, Variety variety, Object... refs) {
GraphBuilderAnnotation gba = new GraphBuilderAnnotation(variety, refs);
graph.addBuilderAnnotation(gba);
LOG.trace("Registering {}", gba);
return gba.getMessage() + " (annotation registered)";
}
