001    /*
002     * mesopotamia @mesopotamia.version@
003     * Multilingual parser and repository. 
004     * Copyright (C) 2005  Hammurapi Group
005     *
006     * This program is free software; you can redistribute it and/or
007     * modify it under the terms of the GNU Lesser General Public
008     * License as published by the Free Software Foundation; either
009     * version 2 of the License, or (at your option) any later version.
010     *
011     * This program is distributed in the hope that it will be useful,
012     * but WITHOUT ANY WARRANTY; without even the implied warranty of
013     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
014     * Lesser General Public License for more details.
015     *
016     * You should have received a copy of the GNU Lesser General Public
017     * License along with this library; if not, write to the Free Software
018     * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
019     *
020     * URL: http://http://www.hammurapi.biz
021     * e-Mail: support@hammurapi.biz
022     */
023    package org.mesopotamia.util;
024    
025    import java.util.AbstractList;
026    import java.util.List;
027    
028    import biz.hammurapi.convert.ConverterClosure;
029    
030    /**
031     * Generic duplicate of biz.hammurapi.UnmodifiableConvertingList
032     * @author Tatyana Konukova
033     *
034     */
035    public class UnmodifiableConvertingList<T> extends AbstractList<T> {
036            private List master;
037            private ConverterClosure converter;
038    
039            public UnmodifiableConvertingList(List master, ConverterClosure converter) {
040                    super();
041                    this.master=master;
042                    this.converter=converter;
043            }
044    
045            @SuppressWarnings("unchecked")
046            public T get(int index) {
047                    return (T) converter.convert(master.get(index));
048            }
049    
050            public int size() {
051                    return master.size();
052            }
053    
054            /**
055             * @param o
056             * @return master list
057             */
058            public List getMaster() {
059                    return master;
060            }
061    }