001/*
002 * (C) Copyright 2015 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-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 *     <a href="mailto:grenard@nuxeo.com">Guillaume Renard</a>
016 *
017 */
018
019package org.nuxeo.ecm.liveconnect.update.worker;
020
021import java.util.ArrayList;
022import java.util.List;
023
024import org.apache.commons.logging.Log;
025import org.apache.commons.logging.LogFactory;
026import org.nuxeo.ecm.core.api.DocumentModel;
027import org.nuxeo.ecm.core.api.IdRef;
028import org.nuxeo.ecm.core.blob.BlobManager;
029import org.nuxeo.ecm.core.work.AbstractWork;
030import org.nuxeo.ecm.liveconnect.update.BatchUpdateBlobProvider;
031import org.nuxeo.runtime.api.Framework;
032
033public class BlobProviderDocumentsUpdateWork extends AbstractWork {
034
035    private static final Log log = LogFactory.getLog(BlobProviderDocumentsUpdateWork.class);
036
037    private static final long serialVersionUID = 1L;
038
039    protected static final String TITLE = "Live Connect Update Documents Work";
040
041    public static final String CATEGORY = "blobProviderDocumentsUpdate";
042
043    protected String providerName;
044
045    public BlobProviderDocumentsUpdateWork(final String id, final String providerName) {
046        super(id);
047        this.providerName = providerName;
048    }
049
050    @Override
051    public String getCategory() {
052        return CATEGORY;
053    }
054
055    @Override
056    public String getId() {
057        return repositoryName + ":" + providerName;
058    }
059
060    @Override
061    public String getTitle() {
062        return TITLE;
063    }
064
065    @Override
066    public void work() {
067        BatchUpdateBlobProvider blobProvider = (BatchUpdateBlobProvider) Framework.getService(
068                BlobManager.class).getBlobProvider(providerName);
069        setStatus("Updating");
070        if (session == null) {
071            initSession();
072        }
073        final List<DocumentModel> results = new ArrayList<DocumentModel>();
074        for (String docId : docIds) {
075            results.add(session.getDocument(new IdRef(docId)));
076        }
077        log.trace("Updating");
078        List<DocumentModel> changedDocuments = blobProvider.checkChangesAndUpdateBlob(results);
079        if (changedDocuments != null) {
080            for (DocumentModel doc : changedDocuments) {
081                session.saveDocument(doc);
082            }
083        }
084        log.trace("Updating done");
085        setStatus("Done");
086    }
087
088}