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.persistence;
023
024import java.lang.reflect.ParameterizedType;
025import java.lang.reflect.Type;
026import java.util.ArrayList;
027import java.util.List;
028
029import org.granite.config.GraniteConfig;
030import org.granite.context.GraniteContext;
031import org.granite.messaging.amf.io.convert.Converters;
032
033/**
034 * @author Franck WOLFF
035 */
036public class ExternalizablePersistentList extends AbstractExternalizablePersistentCollection {
037
038    private static final long serialVersionUID = 1L;
039
040    public ExternalizablePersistentList() {
041    }
042
043        public ExternalizablePersistentList(List<?> content, boolean initialized, boolean dirty) {
044                super(null, initialized, dirty);
045                setContentFromList(content);
046        }
047
048        public ExternalizablePersistentList(Object[] content, boolean initialized, boolean dirty) {
049                super(content, initialized, dirty);
050        }
051        
052        public List<?> getContentAsList(Type target) {
053                List<Object> list = null;
054                if (content != null) {
055                        list = new ArrayList<Object>(content.length);
056                        
057            GraniteConfig config = GraniteContext.getCurrentInstance().getGraniteConfig();
058            Converters converters = config.getConverters();
059                        Type[] typeArguments = null;
060                        if (target instanceof ParameterizedType)
061                                typeArguments = ((ParameterizedType)target).getActualTypeArguments();
062                        
063                for (Object o : content) {
064                        if (typeArguments != null)
065                                list.add(converters.convert(o, typeArguments[0]));
066                        else
067                                list.add(o);
068                }
069                }
070        return list;
071        }
072        
073        public void setContentFromList(List<?> list) {
074                content = (list != null ? list.toArray() : null);
075        }
076}