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.automata.base.fast;
018
019import net.automatalib.commons.util.nid.AbstractMutableNumericID;
020
021
022public abstract class FastDetState<S extends FastDetState<S,T>, T> extends AbstractMutableNumericID {
023        private final Object[] transitions;
024        
025        public FastDetState(int numInputs) {
026                this.transitions = new Object[numInputs];
027        }
028        
029        
030        @SuppressWarnings("unchecked")
031        public final T getTransition(int inputIdx) {
032                return (T)transitions[inputIdx];
033        }
034        
035        public final void setTransition(int inputIdx, T transition) {
036                transitions[inputIdx] = transition;
037        }
038        
039        public void clearTransitions() {
040                for(int i = 0; i < transitions.length; i++)
041                        transitions[i] = null;
042        }
043        
044        
045        /*
046         * (non-Javadoc)
047         * @see java.lang.Object#toString()
048         */
049        @Override
050        public String toString() {
051                return "s" + getId();
052        }
053}