001/*
002 * (C) Copyright 2006-2010 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     Thierry Delprat
018 */
019package org.nuxeo.apidoc.documentation;
020
021import java.io.IOException;
022import java.util.ArrayList;
023import java.util.List;
024
025import org.nuxeo.ecm.core.api.DocumentModel;
026import org.nuxeo.ecm.core.io.ExportedDocument;
027import org.nuxeo.ecm.core.io.impl.AbstractDocumentReader;
028import org.nuxeo.ecm.core.io.impl.ExportedDocumentImpl;
029
030public class DocumentModelListReader extends AbstractDocumentReader {
031
032    List<DocumentModel> docList;
033
034    public DocumentModelListReader(List<DocumentModel> docs) {
035        docList = new ArrayList<DocumentModel>();
036        docList.addAll(docs);
037    }
038
039    @Override
040    public ExportedDocument read() throws IOException {
041        if (docList == null || docList.isEmpty()) {
042            return null;
043        }
044        return new ExportedDocumentImpl(docList.remove(0));
045    }
046
047    @Override
048    public void close() {
049        docList = null;
050    }
051
052}