Module de.serra.graph_walker

Package de.serra.graph_walker

Class VisitController

java.lang.Object

de.serra.graph_walker.VisitController

public abstract class VisitController
extends Object

Allows to control the traversal.

Author:

Peter Lamby

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	VisitController()	Constructs.

Method Summary

Modifier and Type	Method	Description
abstract GraphWalk	createSubWalk(ObjectgraphVisitor visitor)	Creates a "sub" graphwalk from the current position.
abstract void	dontGoDeeper()	Don't visit any children of the current value.
abstract boolean	isStopped()	Determin if the visit was stopped by stop().
abstract void	stop()	Immediatly stop the traversal.

Methods inherited from class java.lang.Object

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

Constructor Details

VisitController

protected VisitController()

Constructs.

Method Details

stop

public abstract void stop()

Immediatly stop the traversal. No more visit methods will be called.

See Also:

• isStopped()

dontGoDeeper

public abstract void dontGoDeeper()

Don't visit any children of the current value.

isStopped

public abstract boolean isStopped()

Determin if the visit was stopped by stop().

Returns:

true if the visit is stopped and false otherwise.

See Also:

• stop()

createSubWalk

public abstract GraphWalk createSubWalk(ObjectgraphVisitor visitor)

Creates a "sub" graphwalk from the current position.

It remembers the already visited nodes but otherwise acts as a walk on it's own.

Parameters:

visitor - The visitor to use for this GraphWalk.

Returns:

the new graph walk.