oracle.spatial.network.nfe.model.spatial

Class NFERTreeSpatialModel

java.lang.Object

oracle.spatial.network.nfe.model.spatial.NFERTreeSpatialModel

All Implemented Interfaces:

NFESpatialModel

public class NFERTreeSpatialModel
extends java.lang.Object
implements NFESpatialModel

An implementation of NFESpatialModel that uses R-tree indices

Constructor Summary

Constructors

Constructor and Description
NFERTreeSpatialModel(NFEModel model) Allocates a new spatial model associated to the given NFE model

Method Summary

Modifier and Type	Method and Description
boolean	addNetworkElementIndex(NFENetworkElement netElem) Spatially-indexes a network element
java.util.Collection<NFEFeatureElement>	getFeatureElements(java.awt.geom.Area area) Gets all the feature elements interacting with the given area.
java.util.Collection<NFEFeatureElement>	getFeatureElements(java.awt.geom.Area area, long featLayerId) Gets all the feature elements interacting with the given area.
java.util.Collection<NFEFeatureElement>	getFeatureElements(java.awt.geom.Point2D point, double tolerance) Gets all the feature elements interacting with the given point.
java.util.Collection<NFEFeatureElement>	getFeatureElements(java.awt.geom.Point2D point, double tolerance, long featLayerId) Gets all the feature elements interacting with the given point.
java.util.Collection<NFEFeatureElement>	getFeatureElements(java.awt.geom.Rectangle2D rect) Gets all the feature elements interacting with the given rectangle.
java.util.Collection<NFEFeatureElement>	getFeatureElements(java.awt.geom.Rectangle2D rect, long featLayerId) Gets all the feature elements interacting with the given rectangle.
java.util.Collection<NFENetworkElement>	getNetworkElements(java.awt.geom.Area area) Gets all the network elements interacting with the given area.
java.util.Collection<NFENetworkElement>	getNetworkElements(java.awt.geom.Point2D point, double tolerance) Gets all the network elements interacting with the given point.
java.util.Collection<NFENetworkElement>	getNetworkElements(java.awt.geom.Rectangle2D rect) Gets all the network elements interacting with the given rectangle.
boolean	refreshNetworkElementIndex(NFENetworkElement netElem) Refreshes the spatial index of the network element to reflect its actual geometry.
boolean	removeNetworkElementIndex(NFENetworkElement netElem) Removes the index for the network element

Methods inherited from class java.lang.Object

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

Constructor Detail

NFERTreeSpatialModel

public NFERTreeSpatialModel(NFEModel model)

Allocates a new spatial model associated to the given NFE model

Parameters:

model - the current NFE model

Method Detail

addNetworkElementIndex

public boolean addNetworkElementIndex(NFENetworkElement netElem)

Description copied from interface: NFESpatialModel

Spatially-indexes a network element

Specified by:

addNetworkElementIndex in interface NFESpatialModel

Parameters:

netElem - a network element instance

Returns:

true if the element could be indexed

refreshNetworkElementIndex

public boolean refreshNetworkElementIndex(NFENetworkElement netElem)

Description copied from interface: NFESpatialModel

Refreshes the spatial index of the network element to reflect its actual geometry. It should be called whenever the element's geometry changes.

Specified by:

refreshNetworkElementIndex in interface NFESpatialModel

Parameters:

netElem - a network element instance

Returns:

true if the index could be refreshed.

removeNetworkElementIndex

public boolean removeNetworkElementIndex(NFENetworkElement netElem)

Description copied from interface: NFESpatialModel

Removes the index for the network element

Specified by:

removeNetworkElementIndex in interface NFESpatialModel

Parameters:

netElem - a network element instance

Returns:

true if the index was removed.

getNetworkElements

public java.util.Collection<NFENetworkElement> getNetworkElements(java.awt.geom.Point2D point,
                                                                  double tolerance)

Description copied from interface: NFESpatialModel

Gets all the network elements interacting with the given point.

Specified by:

getNetworkElements in interface NFESpatialModel

Parameters:

point - a spatial point in moodel's coordinate system

tolerance - the maximum distance an element can be from the target geometry to be considered in the result.

Returns:

a collection containing all the network elements interacting with the point

getNetworkElements

public java.util.Collection<NFENetworkElement> getNetworkElements(java.awt.geom.Rectangle2D rect)

Description copied from interface: NFESpatialModel

Gets all the network elements interacting with the given rectangle.

Specified by:

getNetworkElements in interface NFESpatialModel

Parameters:

rect - a rectangle in model's coordinate system

Returns:

a collection containing all the network elements interacting with the rectangle

getNetworkElements

public java.util.Collection<NFENetworkElement> getNetworkElements(java.awt.geom.Area area)

Description copied from interface: NFESpatialModel

Gets all the network elements interacting with the given area.

Specified by:

getNetworkElements in interface NFESpatialModel

Parameters:

area - an area in model's coordinate system

Returns:

a collection containing all the network elements interacting with the area

getFeatureElements

public java.util.Collection<NFEFeatureElement> getFeatureElements(java.awt.geom.Point2D point,
                                                                  double tolerance)

Description copied from interface: NFESpatialModel

Gets all the feature elements interacting with the given point.

Specified by:

getFeatureElements in interface NFESpatialModel

Parameters:

point - a spatial point in moodel's coordinate system

tolerance - the maximum distance an element can be from the target geometry to be considered in the result.

Returns:

a collection containing all the feature elements interacting with the point

getFeatureElements

public java.util.Collection<NFEFeatureElement> getFeatureElements(java.awt.geom.Rectangle2D rect)

Description copied from interface: NFESpatialModel

Gets all the feature elements interacting with the given rectangle.

Specified by:

getFeatureElements in interface NFESpatialModel

Parameters:

rect - a rectangle in model's coordinate system

Returns:

a collection containing all the feature elements interacting with the rectangle

getFeatureElements

public java.util.Collection<NFEFeatureElement> getFeatureElements(java.awt.geom.Area area)

Description copied from interface: NFESpatialModel

Gets all the feature elements interacting with the given area.

Specified by:

getFeatureElements in interface NFESpatialModel

Parameters:

area - an area in model's coordinate system

Returns:

a collection containing all the feature elements interacting with the area

getFeatureElements

public java.util.Collection<NFEFeatureElement> getFeatureElements(java.awt.geom.Point2D point,
                                                                  double tolerance,
                                                                  long featLayerId)

Description copied from interface: NFESpatialModel

Gets all the feature elements interacting with the given point. Only the elements that belong to the given feature layer are retrieved.

Specified by:

getFeatureElements in interface NFESpatialModel

Parameters:

point - a spatial point in moodel's coordinate system

tolerance - the maximum distance an element can be from the target geometry to be considered in the result.

featLayerId - only feature elements from this feature layer are returned.

Returns:

a collection containing all the feature elements interacting with the point

getFeatureElements

public java.util.Collection<NFEFeatureElement> getFeatureElements(java.awt.geom.Rectangle2D rect,
                                                                  long featLayerId)

Description copied from interface: NFESpatialModel

Gets all the feature elements interacting with the given rectangle. Only the elements that belong to the given feature layer are retrieved.

Specified by:

getFeatureElements in interface NFESpatialModel

Parameters:

rect - a rectangle in model's coordinate system

featLayerId - only feature elements from this feature layer are returned.

Returns:

a collection containing all the feature elements interacting with the rectangle

getFeatureElements

public java.util.Collection<NFEFeatureElement> getFeatureElements(java.awt.geom.Area area,
                                                                  long featLayerId)

Description copied from interface: NFESpatialModel

Gets all the feature elements interacting with the given area. Only the elements that belong to the given feature layer are retrieved.

Specified by:

getFeatureElements in interface NFESpatialModel

Parameters:

area - an area in model's coordinate system

featLayerId - only feature elements from this feature layer are returned.

Returns:

a collection containing all the feature elements interacting with the area