001/* 002 * (C) Copyright 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 * Nuxeo - initial API and implementation 016 * 017 * $Id$ 018 */ 019 020package org.nuxeo.ecm.platform.comment.service; 021 022import org.apache.commons.logging.Log; 023import org.apache.commons.logging.LogFactory; 024import org.nuxeo.ecm.platform.comment.api.CommentManager; 025import org.nuxeo.ecm.platform.comment.impl.CommentManagerImpl; 026import org.nuxeo.runtime.model.ComponentInstance; 027import org.nuxeo.runtime.model.DefaultComponent; 028 029/** 030 * @author <a href="mailto:glefter@nuxeo.com">George Lefter</a> 031 */ 032public class CommentService extends DefaultComponent { 033 034 public static final String ID = "org.nuxeo.ecm.platform.comment.service.CommentService"; 035 036 public static final String VERSIONING_EXTENSION_POINT_RULES = "rules"; 037 038 private static final Log log = LogFactory.getLog(CommentService.class); 039 040 private CommentManager commentManager; 041 042 private CommentServiceConfig config; 043 044 @Override 045 public void registerContribution(Object contribution, String extensionPoint, ComponentInstance contributor) { 046 if ("config".equals(extensionPoint)) { 047 config = (CommentServiceConfig) contribution; 048 log.debug("registered service config: " + config); 049 } else { 050 log.warn("unknown extension point: " + extensionPoint); 051 } 052 } 053 054 @Override 055 public void unregisterContribution(Object contribution, String extensionPoint, ComponentInstance contributor) { 056 // do nothing 057 } 058 059 public CommentManager getCommentManager() { 060 log.debug("getCommentManager"); 061 if (commentManager == null) { 062 commentManager = new CommentManagerImpl(config); 063 } 064 return commentManager; 065 } 066 067 public CommentServiceConfig getConfig() { 068 return config; 069 } 070 071 @Override 072 public <T> T getAdapter(Class<T> adapter) { 073 if (adapter == CommentManager.class) { 074 return adapter.cast(getCommentManager()); 075 } 076 return null; 077 } 078 079}