001/*
002 * (C) Copyright 2006-2012 Nuxeo SA (http://nuxeo.com/) and others.
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-2.1.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 *     Thomas Roger <troger@nuxeo.com>
016 */
017
018package org.nuxeo.ecm.platform.query.core;
019
020import java.util.List;
021
022import org.nuxeo.ecm.core.api.DocumentModel;
023import org.nuxeo.ecm.core.api.DocumentModelList;
024import org.nuxeo.ecm.core.api.impl.DocumentModelListImpl;
025import org.nuxeo.ecm.platform.query.api.AbstractPageProvider;
026
027/**
028 * Wraps a {@link DocumentModelList} inside a {@link org.nuxeo.ecm.platform.query.api.PageProvider}.
029 * <p>
030 * This page provider does not handle pagination at all, there is only one page with all the documents.
031 *
032 * @author <a href="mailto:troger@nuxeo.com">Thomas Roger</a>
033 * @since 5.6
034 */
035public class DocumentModelListPageProvider extends AbstractPageProvider<DocumentModel> {
036
037    private static final long serialVersionUID = 1L;
038
039    protected final DocumentModelList docs;
040
041    public DocumentModelListPageProvider() {
042        docs = new DocumentModelListImpl();
043    }
044
045    public DocumentModelListPageProvider(DocumentModelList docs) {
046        this.docs = docs;
047    }
048
049    public void setDocumentModelList(List<DocumentModel> docs) {
050        this.docs.addAll(docs);
051    }
052
053    public DocumentModelList getDocumentModelList() {
054        return new DocumentModelListImpl(docs);
055    }
056
057    @Override
058    public List<DocumentModel> getCurrentPage() {
059        return docs;
060    }
061
062    @Override
063    public long getResultsCount() {
064        return docs.totalSize();
065    }
066
067    @Override
068    public long getPageSize() {
069        return docs.totalSize();
070    }
071
072    @Override
073    public long getCurrentPageSize() {
074        return docs.totalSize();
075    }
076
077    @Override
078    public long getNumberOfPages() {
079        return 1;
080    }
081}