001/* 002 * (C) Copyright 2006-2007 Nuxeo SA (http://nuxeo.com/) and others. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 * 016 * Contributors: 017 * Jean-Marc Orliaguet, Chalmers 018 * 019 * $Id$ 020 */ 021 022package org.nuxeo.theme.elements; 023 024import org.apache.commons.logging.Log; 025import org.apache.commons.logging.LogFactory; 026import org.nuxeo.theme.Manager; 027import org.nuxeo.theme.types.TypeFamily; 028import org.nuxeo.theme.uids.UidManager; 029 030public final class ElementFactory { 031 032 private static final Log log = LogFactory.getLog(ElementFactory.class); 033 034 private ElementFactory() { 035 // This class is not supposed to be instantiated. 036 } 037 038 public static Element create(final String typeName) { 039 final ElementType elementType = (ElementType) Manager.getTypeRegistry().lookup(TypeFamily.ELEMENT, typeName); 040 final String className = elementType.getClassName(); 041 final UidManager uidManager = Manager.getUidManager(); 042 043 if (className == null) { 044 // throw an exception 045 return null; 046 } 047 048 Element element = null; 049 try { 050 element = (Element) Class.forName(className).newInstance(); 051 element.setElementType(elementType); 052 uidManager.register(element); 053 } catch (ReflectiveOperationException e) { 054 log.error("Could not create element", e); 055 } 056 return element; 057 } 058 059}