001/*
002 * (C) Copyright 2006-2007 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 *
014 * Contributors:
015 *     dragos
016 *
017 * $Id$
018 */
019
020package org.nuxeo.ecm.platform.rendering.impl;
021
022import org.nuxeo.ecm.core.api.DocumentModel;
023
024/**
025 * Abstract RenderingContext subclass that adds capabilities of storing a DocumentModel and retrieve RenderingConfig
026 * associated with the current set DocumentModel.
027 *
028 * @author <a href="mailto:dm@nuxeo.com">Dragos Mihalache</a>
029 */
030public class DocumentRenderingContext extends DefaultRenderingContext {
031
032    private static final long serialVersionUID = 1626664478541223492L;
033
034    public static final String CTX_PARAM_DOCUMENT = "doc";
035
036    @Override
037    public <T> T getAdapter(Class<T> adapter) {
038        if (adapter.isAssignableFrom(getClass())) {
039            return adapter.cast(this);
040        } else if (adapter.isAssignableFrom(DocumentModel.class)) {
041            return adapter.cast(getDocument());
042        }
043        return null;
044    }
045
046    public void setDocument(DocumentModel doc) {
047        put(CTX_PARAM_DOCUMENT, doc);
048    }
049
050    public DocumentModel getDocument() {
051        return (DocumentModel) get(CTX_PARAM_DOCUMENT);
052    }
053
054}