001/**
002 *   GRANITE DATA SERVICES
003 *   Copyright (C) 2006-2013 GRANITE DATA SERVICES S.A.S.
004 *
005 *   This file is part of the Granite Data Services Platform.
006 *
007 *   Granite Data Services is free software; you can redistribute it and/or
008 *   modify it under the terms of the GNU Lesser General Public
009 *   License as published by the Free Software Foundation; either
010 *   version 2.1 of the License, or (at your option) any later version.
011 *
012 *   Granite Data Services is distributed in the hope that it will be useful,
013 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
014 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser
015 *   General Public License for more details.
016 *
017 *   You should have received a copy of the GNU Lesser General Public
018 *   License along with this library; if not, write to the Free Software
019 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
020 *   USA, or see <http://www.gnu.org/licenses/>.
021 */
022package org.granite.messaging.amf.io.util.instantiator;
023
024import java.util.ArrayList;
025import java.util.Collections;
026import java.util.List;
027
028/**
029 * @author Franck WOLFF
030 */
031public class LongInstantiator extends AbstractInstantiator<Long> {
032
033        private static final long serialVersionUID = 1L;
034
035        private static final String U1 = "u1";
036        private static final String U0 = "u0";
037        
038        private static final List<String> orderedFields;
039    static {
040        List<String> of = new ArrayList<String>(1);
041        of.add(U1);
042        of.add(U0);
043        orderedFields = Collections.unmodifiableList(of);
044    }
045
046    public LongInstantiator() {
047    }
048
049    @Override
050    public List<String> getOrderedFieldNames() {
051        return orderedFields;
052    }
053
054    @Override
055    public Long newInstance() {
056        int u1 = (int)((Number)get(U1)).longValue();
057        int u0 = (int)((Number)get(U0)).longValue();
058
059        return Long.valueOf(((long)u1 << 32) | (u0 & 0xffffffffL));
060    }
061}