001    /* JAPI - (Yet anothr (hopefully) useful) Java API
002     *
003     * Copyright (C) 2004-2006 Christian Hujer
004     *
005     * This program is free software; you can redistribute it and/or
006     * modify it under the terms of the GNU General Public License as
007     * published by the Free Software Foundation; either version 2 of the
008     * License, or (at your option) any later version.
009     *
010     * This program is distributed in the hope that it will be useful, but
011     * WITHOUT ANY WARRANTY; without even the implied warranty of
012     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
013     * General Public License for more details.
014     *
015     * You should have received a copy of the GNU General Public License
016     * along with this program; if not, write to the Free Software
017     * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
018     * 02111-1307, USA.
019     */
020    
021    package net.sf.japi.util;
022    
023    import java.util.Enumeration;
024    import java.util.Iterator;
025    import java.util.NoSuchElementException;
026    
027    /** Enumeration proxy for Iterators.
028     * Instances are not reusable.
029     * @author <a href="mailto:Christian.Hujer@itcqis.com">Christian Hujer</a>
030     */
031    public class IteratorEnumeration<T> implements Enumeration<T> {
032    
033        /** Iterator to enumerate. */
034        private final Iterator<T> iterator;
035    
036        /** Create an Enumeration for an Iterator.
037         * @param iterator Iterator to create Enumeration for
038         */
039        public IteratorEnumeration(final Iterator<T> iterator) {
040            this.iterator = iterator;
041        }
042    
043        /** {@inheritDoc} */
044        public boolean hasMoreElements() {
045            return iterator.hasNext();
046        }
047    
048        /** {@inheritDoc} */
049        public T nextElement() {
050            return iterator.next();
051        }
052    
053    } // class IteratorEnumeration