org.jgrapht

Interface UndirectedGraph<V,E>

Type Parameters:

V - the graph vertex type

E - the graph edge type

All Superinterfaces:

Graph<V,E>

All Known Implementing Classes:

AsUndirectedGraph, BlockCutpointGraph, ListenableUndirectedGraph, ListenableUndirectedWeightedGraph, Multigraph, Pseudograph, SimpleGraph, SimpleWeightedGraph, UndirectedGraphUnion, UndirectedMaskSubgraph, UndirectedSubgraph, UndirectedWeightedSubgraph, UnmodifiableUndirectedGraph, WeightedMultigraph, WeightedPseudograph

public interface UndirectedGraph<V,E>
extends Graph<V,E>

A graph whose all edges are undirected. This is the root interface of all undirected graphs.

See http://mathworld.wolfram.com/Graph.html for more on undirected and on directed graphs.

Since:

Jul 14, 2003

Method Summary

Modifier and Type	Method and Description
int	degreeOf(V vertex) Returns the degree of the specified vertex.

Methods inherited from interface org.jgrapht.Graph

addEdge, addEdge, addVertex, containsEdge, containsEdge, containsVertex, edgeSet, edgesOf, getAllEdges, getEdge, getEdgeFactory, getEdgeSource, getEdgeTarget, getEdgeWeight, removeAllEdges, removeAllEdges, removeAllVertices, removeEdge, removeEdge, removeVertex, vertexSet

Method Detail

degreeOf

int degreeOf(V vertex)

Returns the degree of the specified vertex. A degree of a vertex in an undirected graph is the number of edges touching that vertex.

Parameters:

vertex - vertex whose degree is to be calculated.

Returns:

the degree of the specified vertex.