001/*
002  GRANITE DATA SERVICES
003  Copyright (C) 2011 GRANITE DATA SERVICES S.A.S.
004
005  This file is part of Granite Data Services.
006
007  Granite Data Services is free software; you can redistribute it and/or modify
008  it under the terms of the GNU Library General Public License as published by
009  the Free Software Foundation; either version 2 of the License, or (at your
010  option) any later version.
011
012  Granite Data Services is distributed in the hope that it will be useful, but
013  WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
014  FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License
015  for more details.
016
017  You should have received a copy of the GNU Library General Public License
018  along with this library; if not, see <http://www.gnu.org/licenses/>.
019*/
020
021package org.granite.messaging.persistence;
022
023import java.lang.reflect.ParameterizedType;
024import java.lang.reflect.Type;
025import java.util.ArrayList;
026import java.util.List;
027
028import org.granite.config.GraniteConfig;
029import org.granite.context.GraniteContext;
030import org.granite.messaging.amf.io.convert.Converters;
031
032/**
033 * @author Franck WOLFF
034 */
035public class ExternalizablePersistentList extends AbstractExternalizablePersistentCollection {
036
037    private static final long serialVersionUID = 1L;
038
039    public ExternalizablePersistentList() {
040    }
041
042        public ExternalizablePersistentList(List<?> content, boolean initialized, boolean dirty) {
043                super(null, initialized, dirty);
044                setContentFromList(content);
045        }
046
047        public ExternalizablePersistentList(Object[] content, boolean initialized, boolean dirty) {
048                super(content, initialized, dirty);
049        }
050        
051        public List<?> getContentAsList(Type target) {
052                List<Object> list = null;
053                if (content != null) {
054                        list = new ArrayList<Object>(content.length);
055                        
056            GraniteConfig config = GraniteContext.getCurrentInstance().getGraniteConfig();
057            Converters converters = config.getConverters();
058                        Type[] typeArguments = null;
059                        if (target instanceof ParameterizedType)
060                                typeArguments = ((ParameterizedType)target).getActualTypeArguments();
061                        
062                for (Object o : content) {
063                        if (typeArguments != null)
064                                list.add(converters.convert(o, typeArguments[0]));
065                        else
066                                list.add(o);
067                }
068                }
069        return list;
070        }
071        
072        public void setContentFromList(List<?> list) {
073                content = (list != null ? list.toArray() : null);
074        }
075}