001/*
002 * Copyright (c) 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 Eclipse Public License v1.0
006 * which accompanies this distribution, and is available at
007 * http://www.eclipse.org/legal/epl-v10.html
008 *
009 * Contributors:
010 * <a href=mailto:vpasquier@nuxeo.com>Vladimir Pasquier</a>
011 */
012package org.nuxeo.ecm.automation.core.operations.blob;
013
014import java.util.List;
015
016import org.nuxeo.ecm.automation.core.Constants;
017import org.nuxeo.ecm.automation.core.annotations.Operation;
018import org.nuxeo.ecm.automation.core.annotations.OperationMethod;
019import org.nuxeo.ecm.automation.core.collectors.BlobListCollector;
020import org.nuxeo.ecm.automation.core.util.BlobList;
021import org.nuxeo.ecm.core.api.Blob;
022import org.nuxeo.ecm.core.api.DocumentModel;
023import org.nuxeo.ecm.core.api.blobholder.BlobHolder;
024
025/**
026 * Get all document blobs
027 */
028@Operation(id = GetAllDocumentBlobs.ID, category = Constants.CAT_BLOB, label = "Get All Document Files", description = "Gets a list of all blobs that are attached on the input document. Returns a list of files.", aliases = { "Blob.GetAll" })
029public class GetAllDocumentBlobs {
030
031    public static final String ID = "Document.GetBlobs";
032
033    @OperationMethod(collector = BlobListCollector.class)
034    public BlobList run(DocumentModel doc) {
035        BlobList blobs = new BlobList();
036        BlobHolder bh = doc.getAdapter(BlobHolder.class);
037        if (bh != null) {
038            List<Blob> docBlobs = bh.getBlobs();
039            if (docBlobs != null && !docBlobs.isEmpty()) {
040                for (Blob blob : docBlobs) {
041                    blobs.add(blob);
042                }
043                return blobs;
044            } else {
045                return null;
046            }
047        } else {
048            return null;
049        }
050    }
051}