com.graphhopper.storage.change

Class ChangeGraphHelper

java.lang.Object

com.graphhopper.storage.change.ChangeGraphHelper

public class ChangeGraphHelper
extends Object

This graph applies permanent changes passed as JsonFeature to the specified graph.

This class is not thread-safe. It is currently only safe to use it via GraphHopper.changeGraph

Author:

Peter Karich

Constructor Summary

Constructors

Constructor and Description
ChangeGraphHelper(Graph graph, LocationIndex locationIndex)

Method Summary

Modifier and Type	Method and Description
long	applyChanges(EncodingManager em, Collection<JsonFeature> features) This method applies changes to the graph, specified by the json features.
void	setLogging(boolean log)

Methods inherited from class java.lang.Object

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

Constructor Detail

ChangeGraphHelper

public ChangeGraphHelper(Graph graph,
                         LocationIndex locationIndex)

Method Detail

setLogging

public void setLogging(boolean log)

applyChanges

public long applyChanges(EncodingManager em,
                         Collection<JsonFeature> features)

This method applies changes to the graph, specified by the json features.

Returns:

number of successfully applied edge changes