Module org.jgrapht.core

Package org.jgrapht.graph

Class BaseIntrusiveEdgesSpecifics<V,E,IE extends org.jgrapht.graph.IntrusiveEdge>

java.lang.Object

org.jgrapht.graph.BaseIntrusiveEdgesSpecifics<V,E,IE>

Type Parameters:

V - the graph vertex type

E - the graph edge type

IE - the intrusive edge type

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

UniformIntrusiveEdgesSpecifics, WeightedIntrusiveEdgesSpecifics

public abstract class BaseIntrusiveEdgesSpecifics<V,E,IE extends org.jgrapht.graph.IntrusiveEdge>
extends Object
implements Serializable

A base implementation for the intrusive edges specifics.

Author:

Barak Naveh, Dimitrios Michail

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
protected Map<E,IE>	edgeMap
protected Set<E>	unmodifiableEdgeSet

Constructor Summary

Constructors

Constructor	Description
BaseIntrusiveEdgesSpecifics(Map<E,IE> edgeMap)	Constructor

Method Summary

Modifier and Type	Method	Description
abstract boolean	add(E e, V sourceVertex, V targetVertex)	Add a new edge
protected boolean	addIntrusiveEdge(E edge, V sourceVertex, V targetVertex, IE e)
boolean	containsEdge(E e)	Check if an edge exists
Set<E>	getEdgeSet()	Get the edge set.
V	getEdgeSource(E e)	Get the source of an edge.
V	getEdgeTarget(E e)	Get the target of an edge.
double	getEdgeWeight(E e)	Get the weight of an edge.
protected abstract IE	getIntrusiveEdge(E e)	Get the intrusive edge of an edge.
void	remove(E e)	Remove an edge.
void	setEdgeWeight(E e, double weight)	Set the weight of an edge

Methods inherited from class java.lang.Object

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

Field Detail

edgeMap

protected Map<E,IE extends org.jgrapht.graph.IntrusiveEdge> edgeMap

unmodifiableEdgeSet

protected transient Set<E> unmodifiableEdgeSet

Constructor Detail

BaseIntrusiveEdgesSpecifics

public BaseIntrusiveEdgesSpecifics(Map<E,IE> edgeMap)

Constructor

Parameters:

edgeMap - the map to use for storage

Method Detail

containsEdge

public boolean containsEdge(E e)

Check if an edge exists

Parameters:

e - the edge

Returns:

true if the edge exists, false otherwise

getEdgeSet

public Set<E> getEdgeSet()

Get the edge set.

Returns:

an unmodifiable edge set

remove

public void remove(E e)

Remove an edge.

Parameters:

e - the edge

getEdgeSource

public V getEdgeSource(E e)

Get the source of an edge.

Parameters:

e - the edge

Returns:

the source vertex of an edge

getEdgeTarget

public V getEdgeTarget(E e)

Get the target of an edge.

Parameters:

e - the edge

Returns:

the target vertex of an edge

getEdgeWeight

public double getEdgeWeight(E e)

Get the weight of an edge.

Parameters:

e - the edge

Returns:

the weight of an edge

setEdgeWeight

public void setEdgeWeight(E e,
                          double weight)

Set the weight of an edge

Parameters:

e - the edge

weight - the new weight

add

public abstract boolean add(E e,
                            V sourceVertex,
                            V targetVertex)

Add a new edge

Parameters:

e - the edge

sourceVertex - the source vertex of the edge

targetVertex - the target vertex of the edge

Returns:

true if the edge was added, false if the edge was already present

addIntrusiveEdge

protected boolean addIntrusiveEdge(E edge,
                                   V sourceVertex,
                                   V targetVertex,
                                   IE e)

getIntrusiveEdge

protected abstract IE getIntrusiveEdge(E e)

Get the intrusive edge of an edge.

Parameters:

e - the edge

Returns:

the intrusive edge