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 * <a href="mailto:at@nuxeo.com">Anahide Tchertchian</a> 016 * 017 * $Id: URLServiceComponent.java 28924 2008-01-10 14:04:05Z sfermigier $ 018 */ 019 020package org.nuxeo.ecm.platform.ui.web.rest.services; 021 022import org.nuxeo.ecm.platform.ui.web.rest.api.URLPolicyService; 023import org.nuxeo.ecm.platform.ui.web.rest.descriptors.URLPatternDescriptor; 024import org.nuxeo.runtime.model.ComponentContext; 025import org.nuxeo.runtime.model.ComponentInstance; 026import org.nuxeo.runtime.model.DefaultComponent; 027 028/** 029 * Component registering url policies and document view codecs. 030 * 031 * @author <a href="mailto:at@nuxeo.com">Anahide Tchertchian</a> 032 */ 033public class URLServiceComponent extends DefaultComponent { 034 035 public static final String NAME = URLServiceComponent.class.getName(); 036 037 public static final String URL_PATTERNS_EXTENSION_POINT = "urlpatterns"; 038 039 protected URLPolicyService urlPolicyService; 040 041 @Override 042 public void activate(ComponentContext context) { 043 urlPolicyService = new URLPolicyServiceImpl(); 044 } 045 046 @Override 047 public void deactivate(ComponentContext context) { 048 urlPolicyService.clear(); 049 urlPolicyService = null; 050 } 051 052 @Override 053 @SuppressWarnings("unchecked") 054 public <T> T getAdapter(Class<T> adapter) { 055 if (adapter.isAssignableFrom(URLPolicyService.class)) { 056 return (T) urlPolicyService; 057 } 058 return null; 059 } 060 061 @Override 062 public void registerContribution(Object contribution, String extensionPoint, ComponentInstance contributor) { 063 if (URL_PATTERNS_EXTENSION_POINT.equals(extensionPoint)) { 064 urlPolicyService.addPatternDescriptor((URLPatternDescriptor) contribution); 065 } 066 } 067 068 @Override 069 public void unregisterContribution(Object contribution, String extensionPoint, ComponentInstance contributor) { 070 if (URL_PATTERNS_EXTENSION_POINT.equals(extensionPoint)) { 071 urlPolicyService.removePatternDescriptor((URLPatternDescriptor) contribution); 072 } 073 } 074 075}