001/* Copyright (C) 2013 TU Dortmund 002 * This file is part of AutomataLib, http://www.automatalib.net/. 003 * 004 * AutomataLib is free software; you can redistribute it and/or 005 * modify it under the terms of the GNU Lesser General Public 006 * License version 3.0 as published by the Free Software Foundation. 007 * 008 * AutomataLib is distributed in the hope that it will be useful, 009 * but WITHOUT ANY WARRANTY; without even the implied warranty of 010 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 011 * Lesser General Public License for more details. 012 * 013 * You should have received a copy of the GNU Lesser General Public 014 * License along with AutomataLib; if not, see 015 * http://www.gnu.de/documents/lgpl.en.html. 016 */ 017package net.automatalib.util.minimizer; 018 019/** 020 * An edge in a {@link BlockAutomaton}. 021 * 022 * @author Malte Isberner <malte.isberner@gmail.com> 023 * 024 * @param <S> state class. 025 * @param <L> transition label class. 026 */ 027public class BlockEdge<S, L> { 028 private final Block<S,L> source; 029 private final Block<S,L> target; 030 private final L label; 031 032 033 /** 034 * Constructor. 035 * 036 * @param source source block. 037 * @param target target block. 038 * @param label the transition label. 039 */ 040 BlockEdge(Block<S,L> source, Block<S,L> target, L label) { 041 this.source = source; 042 this.target = target; 043 this.label = label; 044 } 045 046 /** 047 * Retrieves the source block. 048 * @return the source block. 049 */ 050 public Block<S, L> getSource() { 051 return source; 052 } 053 054 /** 055 * Retrieves the target block. 056 * @return the target block. 057 */ 058 public Block<S, L> getTarget() { 059 return target; 060 } 061 062 /** 063 * Retrieves the transition label. 064 * @return the transition label. 065 */ 066 public L getLabel() { 067 return label; 068 } 069}