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oracle.spatial.network.lod
Class AStar

java.lang.Object
oracle.spatial.network.lod.AStar

All Implemented Interfaces:

ShortestPath

public class AStar

extends java.lang.Object

implements ShortestPath

This class implements A* shortest path algorithm.

Since:

Oracle Database 11g Release 2 (11.2)

Constructor Summary

AStar(NetworkExplorer ne, LinkCostCalculator[] lccs, NodeCostCalculator[] nccs, HeuristicCostFunction astarCostFunction, LinkLevelSelector lls)

Method Summary

LinkCostCalculator[]	getLinkCostCalculators()
LinkLevelSelector	getLinkLevelSelector()
NodeCostCalculator[]	getNodeCostCalculators()
void	setInitialAnalysisInfo(LODAnalysisInfo analysisInfo)
void	setLinkCostCalculators(LinkCostCalculator[] lccs)
void	setLinkLevelSelector(LinkLevelSelector lls)
void	setNodeCostCalculators(NodeCostCalculator[] nccs)
LogicalSubPath	shortestPath(PointOnNet[] startPoints, PointOnNet[] endPoints, LODNetworkConstraint constraint)

Methods inherited from class java.lang.Object

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

Methods inherited from interface oracle.spatial.network.lod.ShortestPath

getLinkCostCalculators, getLinkLevelSelector, getNodeCostCalculators, setInitialAnalysisInfo, setLinkCostCalculators, setLinkLevelSelector, setNodeCostCalculators, shortestPath

Constructor Detail

AStar

public AStar(NetworkExplorer ne,
             LinkCostCalculator[] lccs,
             NodeCostCalculator[] nccs,
             HeuristicCostFunction astarCostFunction,
             LinkLevelSelector lls)

Method Detail

setInitialAnalysisInfo

public void setInitialAnalysisInfo(LODAnalysisInfo analysisInfo)

getLinkLevelSelector

public LinkLevelSelector getLinkLevelSelector()

setLinkLevelSelector

public void setLinkLevelSelector(LinkLevelSelector lls)

getLinkCostCalculators

public LinkCostCalculator[] getLinkCostCalculators()

setLinkCostCalculators

public void setLinkCostCalculators(LinkCostCalculator[] lccs)

getNodeCostCalculators

public NodeCostCalculator[] getNodeCostCalculators()

setNodeCostCalculators

public void setNodeCostCalculators(NodeCostCalculator[] nccs)

shortestPath

public LogicalSubPath shortestPath(PointOnNet[] startPoints,
                                   PointOnNet[] endPoints,
                                   LODNetworkConstraint constraint)
                            throws LODNetworkException

Throws:

LODNetworkException

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