001/* 002 * (C) Copyright 2010 Nuxeo SAS (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.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 * Contributors: 014 * Nuxeo - initial API and implementation 015 */ 016 017package org.nuxeo.ecm.platform.rendition.impl; 018 019import java.util.List; 020 021import org.nuxeo.ecm.core.api.Blob; 022import org.nuxeo.ecm.core.api.DocumentModel; 023import org.nuxeo.ecm.core.api.NuxeoException; 024import org.nuxeo.ecm.platform.rendition.Rendition; 025import org.nuxeo.ecm.platform.rendition.extension.RenditionProvider; 026import org.nuxeo.ecm.platform.rendition.service.RenditionDefinition; 027 028/** 029 * Implementation of the {@link Rendition} interface that is applicable for rendition created on the fly 030 * 031 * @author <a href="mailto:tdelprat@nuxeo.com">Tiry</a> 032 */ 033public class LiveRendition extends LazyRendition implements Rendition { 034 035 protected final DocumentModel doc; 036 037 public LiveRendition(DocumentModel doc, RenditionDefinition definition) { 038 super(definition); 039 this.doc = doc; 040 } 041 042 @Override 043 public boolean isStored() { 044 return false; 045 } 046 047 @Override 048 public DocumentModel getHostDocument() { 049 return doc; 050 } 051 052 @Override 053 protected List<Blob> computeRenditionBlobs() { 054 055 RenditionProvider provider = getDefinition().getProvider(); 056 if (provider == null) { 057 throw new NuxeoException("No Rendition provider defined"); 058 } 059 060 return provider.render(getHostDocument(), getDefinition()); 061 } 062 063}