Package org.geotools.graph.traverse.basic

Class DummyGraphWalker

Object

DummyGraphWalker

All Implemented Interfaces:

GraphWalker

public class DummyGraphWalker
extends Object
implements GraphWalker

A simple implementation of GraphWalker that does nothing but signal a graph traversal to continue.

Author:

Justin Deoliveira, Refractions Research Inc, jdeolive@refractions.net

See Also:

• GraphTraversal

Constructor Summary

Constructors

Constructor	Description
DummyGraphWalker()

Method Summary

Modifier and Type	Method	Description
void	finish()	Does nothing.
int	visit(Graphable element, GraphTraversal traversal)	Returns the continue signal.

Methods inherited from class Object

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

Constructor Details

DummyGraphWalker

public DummyGraphWalker()

Method Details

visit

public int visit(Graphable element,
 GraphTraversal traversal)

Returns the continue signal.

Specified by:

visit in interface GraphWalker

Parameters:

element - The component being visited.

traversal - The traversal controlling the sequence of graph component visits.

Returns:

GraphTraversal#CONTINUE to signal that the traversal should continue.
GraphTraversal#CONTINUE to signal that the traversal should suspend.
GraphTraversal#KILL_BRANCH to signal that the traversal should kill its current branch.
GraphTraversal#STOP to signal that the traversal should stop.

See Also:

• GraphWalker.visit(Graphable, GraphTraversal)
• GraphTraversal.CONTINUE

finish

public void finish()

Does nothing.

Specified by:

finish in interface GraphWalker

See Also:

• GraphWalker.finish()