001/* 002 * Copyright (c) 2006-2013 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 * Vladimir Pasquier <vpasquier@nuxeo.com> 011 * Antoine Taillefer <ataillefer@nuxeo.com> 012 * 013 */ 014package org.nuxeo.ecm.platform.thumbnail.factories; 015 016import org.nuxeo.ecm.core.api.Blob; 017import org.nuxeo.ecm.core.api.CoreSession; 018import org.nuxeo.ecm.core.api.DocumentModel; 019import org.nuxeo.ecm.core.api.DocumentRef; 020import org.nuxeo.ecm.core.api.NuxeoException; 021import org.nuxeo.ecm.core.api.thumbnail.ThumbnailAdapter; 022 023/** 024 * Default thumbnail factory for all folderish documents 025 * 026 * @since 5.7 027 */ 028public class ThumbnailFolderishFactory extends ThumbnailDocumentFactory { 029 030 @Override 031 public Blob getThumbnail(DocumentModel doc, CoreSession session) { 032 if (!doc.isFolder()) { 033 throw new NuxeoException("Document is not folderish"); 034 } 035 DocumentRef docRef = doc.getRef(); 036 if (session.hasChildren(docRef)) { 037 DocumentModel child = session.getChildren(docRef).get(0); 038 if (!child.isFolder()) { 039 return session.getChildren(docRef).get(0).getAdapter(ThumbnailAdapter.class).getThumbnail(session); 040 } 041 } 042 return getDefaultThumbnail(doc); 043 } 044 045 @Override 046 public Blob computeThumbnail(DocumentModel doc, CoreSession session) { 047 return null; 048 } 049}