private Segment createSegmentFromEdges(long edgeId, long segmentId, boolean isEdgeOrigin) {
double length = 0.0;
Segment seg = null;
try {
List<Edge> subset = null;
seg = db.ReadSegment(segmentId);
ArrayList<Edge> edges = db.ReadEdges(segmentId);
Edge edge = null;
if (!edges.isEmpty()) {
if (isEdgeOrigin) {
edge =
edges
.stream()
.filter(
(Edge e) -> {
return e.mOrigin == edgeId;
})
.findFirst()
.get();
} else {
edge =
edges
.stream()
.filter(
(Edge e) -> {
return e.mDestination == edgeId;
})
.findFirst()
.get();
}
int index = edges.indexOf(edge);
subset = edges.subList(index, edges.size());
for (Edge ed : subset) {
length = +ed.mLength;
}
}
long origin, destination;
origin = (isEdgeOrigin ? edgeId : seg.mOrigin);
destination = (isEdgeOrigin ? seg.mDestination : edgeId);
Segment s = new Segment(nextSegId++, length, seg.mWayId, origin, destination);
return s;
} catch (SQLException e) {
System.err.println("Error getting segmentid from method modelNodeToSegment");
e.printStackTrace();
}
return null;
}
private ArrayList<FakeNode> getNeighbours(long id) {
ArrayList<FakeNode> retNodes = new ArrayList<>();
ArrayList<Segment> neighbours =
this.segments
.stream()
.filter(
(Segment s) -> {
return s.mOrigin == id;
})
.collect(Collectors.toCollection(ArrayList<Segment>::new));
neighbours.addAll(
this.fakeSegments
.stream()
.filter(
(Segment s) -> {
return s.mOrigin == id;
})
.collect(Collectors.toCollection(ArrayList<Segment>::new)));
FakeNode node;
for (Segment s : neighbours) {
if (fakeNodes.containsKey(s.mDestination)) {
node = fakeNodes.get(s.mDestination);
} else {
node = new FakeNode(nodes.get(s.mDestination));
fakeNodes.put(s.mDestination, node);
}
ArrayList<CostFunction> functions =
costs
.stream()
.filter(
(CostFunction c) -> {
return c.getSegmentId() == s.mId;
})
.collect(Collectors.toCollection(ArrayList<CostFunction>::new));
functions.addAll(
fakeCosts
.stream()
.filter(
(CostFunction c) -> {
return c.getSegmentId() == s.mId;
})
.collect(Collectors.toCollection(ArrayList<CostFunction>::new)));
node.node.cost = functions.get(0);
retNodes.add(fakeNodes.get(s.mDestination));
}
return retNodes;
}
