oracle.spatial.network.lod

Class DummyLinkLevelSelector

java.lang.Object

oracle.spatial.network.lod.DummyLinkLevelSelector

All Implemented Interfaces:

LinkLevelSelector

public class DummyLinkLevelSelector
extends java.lang.Object
implements LinkLevelSelector

This implementation of LinkLevelSelector always returns the fixed link level specified in the constructor.

Since:

11gR2

Constructor Summary

Constructors

Constructor and Description
DummyLinkLevelSelector()
DummyLinkLevelSelector(int linkLevel)

Method Summary

Modifier and Type	Method and Description
int	getLinkLevelToExpand(LODAnalysisInfo ai) Returns the link level for the next node to expand on.
int[]	getUserDataCategories() Returns the required user data categories.
boolean	requiresAnalysisInfo() Whether analysis info is required.
void	reset(HeavyPointOnNet[][] points) Resets the attributes of this link level selector according to the input points of interest.
void	setNetworkAnalyst(NetworkAnalyst analyst) This method allows caller to pass the network analyst object to this link level selector, so that the link level selector can call the analysis functions provided by the network analyst, or access the network explorer associated with the network analyst.

Methods inherited from class java.lang.Object

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

Constructor Detail

DummyLinkLevelSelector

public DummyLinkLevelSelector()

DummyLinkLevelSelector

public DummyLinkLevelSelector(int linkLevel)

Method Detail

getLinkLevelToExpand

public int getLinkLevelToExpand(LODAnalysisInfo ai)

Description copied from interface: LinkLevelSelector

Returns the link level for the next node to expand on.

Specified by:

getLinkLevelToExpand in interface LinkLevelSelector

Parameters:

ai - analysis information

Returns:

requiresAnalysisInfo

public boolean requiresAnalysisInfo()

Description copied from interface: LinkLevelSelector

Whether analysis info is required.

Specified by:

requiresAnalysisInfo in interface LinkLevelSelector

Returns:

true is analysis info cannot be null; false, otherwise.

getUserDataCategories

public int[] getUserDataCategories()

Description copied from interface: LinkLevelSelector

Returns the required user data categories.

Specified by:

getUserDataCategories in interface LinkLevelSelector

Returns:

reset

public void reset(HeavyPointOnNet[][] points)

Description copied from interface: LinkLevelSelector

Resets the attributes of this link level selector according to the input points of interest.

Specified by:

reset in interface LinkLevelSelector

Parameters:

points - points of interest. Each member of the array is an array of equivalent points. For example, in a road network, equivalent points can be the points on either side of a two way road.

setNetworkAnalyst

public void setNetworkAnalyst(NetworkAnalyst analyst)

Description copied from interface: LinkLevelSelector

This method allows caller to pass the network analyst object to this link level selector, so that the link level selector can call the analysis functions provided by the network analyst, or access the network explorer associated with the network analyst. If network analyst is not needed by the link level selector, the link level selector can choose to do nothing with this method.

Specified by:

setNetworkAnalyst in interface LinkLevelSelector