001/*
002 * (C) Copyright 2006-2012 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 *     Thomas Roger <troger@nuxeo.com>
018 */
019
020package org.nuxeo.ecm.platform.query.core;
021
022import java.util.List;
023
024import org.nuxeo.ecm.core.api.DocumentModel;
025import org.nuxeo.ecm.core.api.DocumentModelList;
026import org.nuxeo.ecm.core.api.impl.DocumentModelListImpl;
027import org.nuxeo.ecm.platform.query.api.AbstractPageProvider;
028
029/**
030 * Wraps a {@link DocumentModelList} inside a {@link org.nuxeo.ecm.platform.query.api.PageProvider}.
031 * <p>
032 * This page provider does not handle pagination at all, there is only one page with all the documents.
033 *
034 * @author <a href="mailto:troger@nuxeo.com">Thomas Roger</a>
035 * @since 5.6
036 */
037public class DocumentModelListPageProvider extends AbstractPageProvider<DocumentModel> {
038
039    private static final long serialVersionUID = 1L;
040
041    protected final DocumentModelList docs;
042
043    public DocumentModelListPageProvider() {
044        docs = new DocumentModelListImpl();
045    }
046
047    public DocumentModelListPageProvider(DocumentModelList docs) {
048        this.docs = docs;
049    }
050
051    public void setDocumentModelList(List<DocumentModel> docs) {
052        this.docs.addAll(docs);
053    }
054
055    public DocumentModelList getDocumentModelList() {
056        return new DocumentModelListImpl(docs);
057    }
058
059    @Override
060    public List<DocumentModel> getCurrentPage() {
061        return docs;
062    }
063
064    @Override
065    public long getResultsCount() {
066        return docs.totalSize();
067    }
068
069    @Override
070    public long getPageSize() {
071        return docs.totalSize();
072    }
073
074    @Override
075    public long getCurrentPageSize() {
076        return docs.totalSize();
077    }
078
079    @Override
080    public long getNumberOfPages() {
081        return 1;
082    }
083}