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.incremental.mealy;
018
019
020public final class State {
021        
022        private int numIncoming;
023        private final StateSignature signature;
024        
025        public State(StateSignature signature) {
026                this.signature = signature;
027        }
028        
029        public void increaseIncoming() {
030                numIncoming++;
031        }
032        
033        public void decreaseIncoming() {
034                numIncoming--;
035        }
036        
037        public int getNumIncoming() {
038                return numIncoming;
039        }
040        
041        public boolean isConfluence() {
042                return (numIncoming > 1);
043        }
044        
045        public State getSuccessor(int idx) {
046                return signature.successors[idx];
047        }
048        
049        public Object getOutput(int idx) {
050                return signature.outputs[idx];
051        }
052        
053        public StateSignature getSignature() {
054                return signature;
055        }
056        
057}