001/*
002 * (C) Copyright 2006-2010 Nuxeo SA (http://nuxeo.com/) and contributors.
003 *
004 * All rights reserved. This program and the accompanying materials
005 * are made available under the terms of the GNU Lesser General Public License
006 * (LGPL) version 2.1 which accompanies this distribution, and is available at
007 * http://www.gnu.org/licenses/lgpl.html
008 *
009 * This library is distributed in the hope that it will be useful,
010 * but WITHOUT ANY WARRANTY; without even the implied warranty of
011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
012 * Lesser General Public License for more details.
013 *
014 * Contributors:
015 *     Thierry Delprat
016 */
017package org.nuxeo.apidoc.documentation;
018
019import java.io.IOException;
020import java.util.ArrayList;
021import java.util.List;
022
023import org.nuxeo.ecm.core.api.DocumentModel;
024import org.nuxeo.ecm.core.io.ExportedDocument;
025import org.nuxeo.ecm.core.io.impl.AbstractDocumentReader;
026import org.nuxeo.ecm.core.io.impl.ExportedDocumentImpl;
027
028public class DocumentModelListReader extends AbstractDocumentReader {
029
030    List<DocumentModel> docList;
031
032    public DocumentModelListReader(List<DocumentModel> docs) {
033        docList = new ArrayList<DocumentModel>();
034        docList.addAll(docs);
035    }
036
037    @Override
038    public ExportedDocument read() throws IOException {
039        if (docList == null || docList.isEmpty()) {
040            return null;
041        }
042        return new ExportedDocumentImpl(docList.remove(0));
043    }
044
045    @Override
046    public void close() {
047        docList = null;
048    }
049
050}