public String createPagedTraverser(
long nodeId, Map<String, Object> description, int pageSize, int leaseTime) {
Node node = graphDb.getNodeById(nodeId);
TraversalDescription traversalDescription = TraversalDescriptionBuilder.from(description);
PagedTraverser traverser = new PagedTraverser(traversalDescription.traverse(node), pageSize);
return leases.createLease(leaseTime, traverser).getId();
}
public ListRepresentation traverse(
long startNode, Map<String, Object> description, TraverserReturnType returnType) {
Node node = graphDb.getNodeById(startNode);
List<Representation> result = new ArrayList<Representation>();
TraversalDescription traversalDescription = TraversalDescriptionBuilder.from(description);
for (Path position : traversalDescription.traverse(node)) {
MappingRepresentation representation = returnType.toRepresentation(position);
if (representation != null) {
result.add(representation);
}
}
return new ListRepresentation(returnType.repType, result);
}
