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.commons.util.ref;
018
019/**
020 * A strong reference wrapper, complying to the {@link Ref} interface.
021 * 
022 * @author Malte Isberner <malte.isberner@cs.uni-dortmund.de>
023 *
024 * @param <T> referent class.
025 */
026public final class StrongRef<T> implements Ref<T> {
027        
028        private final T referent;
029        
030        /**
031         * Constructor.
032         * @param referent the referent.
033         */
034        public StrongRef(T referent) {
035                this.referent = referent;
036        }
037
038        /*
039         * (non-Javadoc)
040         * @see de.ls5.misc.util.ref.Ref#get()
041         */
042        @Override
043        public T get() {
044                return referent;
045        }
046
047}