001/* 002MIT License 003 004Copyright (c) 2020 earlygrey 005 006Permission is hereby granted, free of charge, to any person obtaining a copy 007of this software and associated documentation files (the "Software"), to deal 008in the Software without restriction, including without limitation the rights 009to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 010copies of the Software, and to permit persons to whom the Software is 011furnished to do so, subject to the following conditions: 012 013The above copyright notice and this permission notice shall be included in all 014copies or substantial portions of the Software. 015 016THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 017IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 018FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 019AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 020LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 021OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 022SOFTWARE. 023 */ 024package squidpony.squidai.graph; 025 026/** 027 * Algorithms specific to undirected graphs, like {@link DefaultGraph}, as well as general {@link Algorithms}. 028 * Currently, this only adds a {@link #findMinimumWeightSpanningTree()} method. 029 * @param <V> the vertex type; often {@link squidpony.squidmath.Coord} 030 * @author earlygrey 031 */ 032public class UndirectedGraphAlgorithms<V> extends Algorithms<V> { 033 034 UndirectedGraphAlgorithms(UndirectedGraph<V> graph) { 035 super(graph); 036 } 037 038 /** 039 * Find a minimum weight spanning tree using Kruskal's algorithm. 040 * @return a Graph object containing a minimum weight spanning tree (if this graph is connected - 041 * in general a minimum weight spanning forest) 042 */ 043 public Graph<V> findMinimumWeightSpanningTree() { 044 return implementations.kruskalsMinimumWeightSpanningTree(true); 045 } 046 047 048}