org.neo4j.graphalgo.impl.util
Class DoubleEvaluator

java.lang.Object
  org.neo4j.graphalgo.impl.util.DoubleEvaluator

All Implemented Interfaces:

CostEvaluator<Double>

public class DoubleEvaluator
extends Object
implements CostEvaluator<Double>

Constructor Summary

DoubleEvaluator(String costpropertyName)

Method Summary

Double

getCost(Relationship relationship, Direction direction) This is the general method for looking up costs for relationships.

Methods inherited from class java.lang.Object

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

Constructor Detail

DoubleEvaluator

public DoubleEvaluator(String costpropertyName)

Method Detail

getCost

public Double getCost(Relationship relationship,
                      Direction direction)

Description copied from interface: CostEvaluator

This is the general method for looking up costs for relationships. This can do anything, like looking up a property or running some small calculation.

Specified by:

getCost in interface CostEvaluator<Double>

direction - The direction in which the relationship is being evaluated, either Direction.INCOMING or Direction.OUTGOING.

Returns:

The cost for this edge/relationship