com.revolsys.gis.graph.visitor

Class RecordPseudoNodeRemovalVisitor

java.lang.Object

com.revolsys.gis.graph.visitor.AbstractNodeListenerVisitor<Record>

com.revolsys.gis.graph.visitor.RecordPseudoNodeRemovalVisitor

All Implemented Interfaces:

Visitor<Node<Record>>, FilterProxy<Node<Record>>, ObjectProcessor<RecordGraph>

public class RecordPseudoNodeRemovalVisitor
extends AbstractNodeListenerVisitor<Record>
implements FilterProxy<Node<Record>>, ObjectProcessor<RecordGraph>

Find and remove nodes that have exactly two edges for each feature type with the same attribution and have the same geometry across all feature types.

Author:

Paul Austin

Constructor Summary

Constructors

Constructor and Description
RecordPseudoNodeRemovalVisitor()

Method Summary

Methods

Modifier and Type	Method and Description
void	destroy()
Filter<Node<Record>>	getFilter()
void	init()
protected Edge<Record>	mergeEdges(Node<Record> node, Edge<Record> edge1, Edge<Record> edge2)
protected Record	mergeObjects(Node<Record> node, Record object1, Record object2)
void	process(RecordGraph graph)
void	setFilter(Filter<Node<Record>> filter)
boolean	visit(Node<Record> node) Visit an item of type T, performing some operation on the item.

Methods inherited from class com.revolsys.gis.graph.visitor.AbstractNodeListenerVisitor

addEdgeListener, addNodeListener, edgeEvent, getEdgeListeners, getNodeListeners, nodeEvent

Methods inherited from class java.lang.Object

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

Constructor Detail

RecordPseudoNodeRemovalVisitor

public RecordPseudoNodeRemovalVisitor()

Method Detail

destroy

@PreDestroy
public void destroy()

getFilter

public Filter<Node<Record>> getFilter()

Specified by:

getFilter in interface FilterProxy<Node<Record>>

init

@PostConstruct
public void init()

mergeEdges

protected Edge<Record> mergeEdges(Node<Record> node,
                      Edge<Record> edge1,
                      Edge<Record> edge2)

mergeObjects

protected Record mergeObjects(Node<Record> node,
                  Record object1,
                  Record object2)

process

public void process(RecordGraph graph)

Specified by:

process in interface ObjectProcessor<RecordGraph>

setFilter

public void setFilter(Filter<Node<Record>> filter)

visit

public boolean visit(Node<Record> node)

Description copied from interface: Visitor

Visit an item of type T, performing some operation on the item. The method must return true if further items are to be processed or false if no further items are to be processed.

Specified by:

visit in interface Visitor<Node<Record>>

Parameters:

node - The item to process.

Returns:

True if further items are to be processed, false otherwise.