Module org.jhotdraw8.graph

Package org.jhotdraw8.graph.path.backlink

Class AbstractBackLink<T extends AbstractBackLink<T>>

java.lang.Object

org.jhotdraw8.graph.path.backlink.AbstractBackLink<T>

Type Parameters:

T - the concrete back link type

Direct Known Subclasses:

AbstractBackLinkWithCost, ArcBackLink, ArcBackLinkWithAncestorSet, IndexedVertexBackLink, VertexBackLink, VertexBackLinkWithAncestorSet

public class AbstractBackLink<T extends AbstractBackLink<T>>
extends Object

Abstract base class for back links.

Field Summary

Fields

Modifier and Type	Field	Description
protected final int	depth	The number of ancestors that this back link has.
protected final @Nullable T	parent	The parent back link.

Constructor Summary

Constructors

Constructor	Description
AbstractBackLink(@Nullable T parent)	Creates a new instance.

Method Summary

Modifier and Type	Method	Description
int	getDepth()	The number of ancestors that this backlink has.
@Nullable T	getParent()	The parent back link.

Methods inherited from class java.lang.Object

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

Field Details

depth

protected final int depth

The number of ancestors that this back link has.

parent

protected final @Nullable T extends AbstractBackLink<T> parent

The parent back link.

Constructor Details

AbstractBackLink

public AbstractBackLink(@Nullable T parent)

Creates a new instance.

Parameters:

parent - the parent back link

Method Details

getDepth

public int getDepth()

The number of ancestors that this backlink has.

Returns:

the depth

getParent

public @Nullable T getParent()

The parent back link.

Returns:

the parent