org.jgrapht.graph.WeightedPseudograph Maven / Gradle / Ivy
/*
* (C) Copyright 2003-2020, by Barak Naveh and Contributors.
*
* JGraphT : a free Java graph-theory library
*
* See the CONTRIBUTORS.md file distributed with this work for additional
* information regarding copyright ownership.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0, or the
* GNU Lesser General Public License v2.1 or later
* which is available at
* http://www.gnu.org/licenses/old-licenses/lgpl-2.1-standalone.html.
*
* SPDX-License-Identifier: EPL-2.0 OR LGPL-2.1-or-later
*/
package org.jgrapht.graph;
import org.jgrapht.graph.builder.*;
import org.jgrapht.util.*;
import java.util.function.*;
/**
* A weighted pseudograph. A weighted pseudograph is a non-simple undirected graph in which both
* graph loops and multiple (parallel) edges are permitted. The edges of a weighted pseudograph have
* weights. If you're unsure about pseudographs, see:
*
* http://mathworld.wolfram.com/Pseudograph.html.
*
* @param the graph vertex type
* @param the graph edge type
*/
public class WeightedPseudograph
extends
Pseudograph
{
private static final long serialVersionUID = 3037964528481084240L;
/**
* Creates a new weighted graph.
*
* @param edgeClass class on which to base the edge supplier
*/
public WeightedPseudograph(Class edgeClass)
{
this(null, SupplierUtil.createSupplier(edgeClass));
}
/**
* Creates a new weighted graph.
*
* @param vertexSupplier the vertex supplier, can be null
* @param edgeSupplier the edge supplier, can be null
*/
public WeightedPseudograph(Supplier vertexSupplier, Supplier edgeSupplier)
{
super(vertexSupplier, edgeSupplier, true);
}
/**
* Create a builder for this kind of graph.
*
* @param edgeClass class on which to base factory for edges
* @param the graph vertex type
* @param the graph edge type
* @return a builder for this kind of graph
*/
public static GraphBuilder> createBuilder(
Class edgeClass)
{
return new GraphBuilder<>(new WeightedPseudograph<>(edgeClass));
}
/**
* Create a builder for this kind of graph.
*
* @param edgeSupplier the edge supplier
* @param the graph vertex type
* @param the graph edge type
* @return a builder for this kind of graph
*/
public static GraphBuilder> createBuilder(
Supplier edgeSupplier)
{
return new GraphBuilder<>(new WeightedPseudograph<>(null, edgeSupplier));
}
}