How to use

containsData

method

in

org.matsim.core.router.util.PreProcessDijkstra

public BackwardDijkstraMultipleDestinations(final Network network, final TravelDisutility costFunction, final TravelTime timeFunction,
    final PreProcessDijkstra preProcessData) {
  
  super(network, costFunction, timeFunction, preProcessData);
  this.network = network;
  this.costFunction = costFunction;
  this.timeFunction = timeFunction;
  if (preProcessData != null) {
    if (preProcessData.containsData() == false) {
      this.pruneDeadEnds = false;
      log.warn("The preprocessing data provided to router class Dijkstra contains no data! Please execute its run(...) method first!");
      log.warn("Running without dead-end pruning.");
    } else {
      this.pruneDeadEnds = true;
    }
  } else {
    this.pruneDeadEnds = false;
  }
}

if (preProcessData.containsData() == false) {
  this.pruneDeadEnds = false;
  log.warn("The preprocessing data provided to router class Dijkstra contains no data! Please execute its run(...) method first!");

if (!preProcessData.containsData()) {
  this.pruneDeadEnds = false;
  log.warn("The preprocessing data provided to router class Dijkstra contains no data! Please execute its run(...) method first!");

  @Override
  public LeastCostPathCalculator createPathCalculator(final Network network, final TravelDisutility travelCosts, final TravelTime travelTimes) {
    
    RoutingNetwork routingNetwork = this.routingNetworks.get(network);
    PreProcessDijkstra preProcessDijkstra = this.preProcessData.get(network);
  
    if (routingNetwork == null) {
      routingNetwork = this.routingNetworkFactory.createRoutingNetwork(network);
      
      if (this.usePreProcessData) {
        if (preProcessDijkstra == null) {
          preProcessDijkstra = new PreProcessDijkstra();
          preProcessDijkstra.run(network);
          this.preProcessData.put(network, preProcessDijkstra);
        }
        if (preProcessDijkstra.containsData()) {
          for (RoutingNetworkNode node : routingNetwork.getNodes().values()) {
            node.setDeadEndData(preProcessDijkstra.getNodeData(node.getNode()));
          }
        }
      }
      
      this.routingNetworks.put(network, routingNetwork);
    }
    FastRouterDelegateFactory fastRouterFactory = new ArrayFastRouterDelegateFactory();
    
    return new BackwardFastMultiNodeDijkstra(routingNetwork, travelCosts, travelTimes, 
        preProcessDijkstra, fastRouterFactory, this.searchAllEndNodes);
  }
}