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.fragments; 023 024import org.apache.commons.logging.Log; 025import org.apache.commons.logging.LogFactory; 026import org.nuxeo.theme.Manager; 027import org.nuxeo.theme.elements.ElementType; 028import org.nuxeo.theme.types.TypeFamily; 029import org.nuxeo.theme.types.TypeRegistry; 030import org.nuxeo.theme.uids.UidManager; 031 032public final class FragmentFactory { 033 034 private static final Log log = LogFactory.getLog(FragmentFactory.class); 035 036 public static Fragment create(String typeName) { 037 TypeRegistry typeRegistry = Manager.getTypeRegistry(); 038 ElementType elementType = (ElementType) typeRegistry.lookup(TypeFamily.ELEMENT, "fragment"); 039 FragmentType fragmentType = (FragmentType) typeRegistry.lookup(TypeFamily.FRAGMENT, typeName); 040 041 if (fragmentType == null) { 042 log.error("Fragment type not found: " + typeName); 043 return null; 044 } 045 046 String className = fragmentType.getClassName(); 047 UidManager uidManager = Manager.getUidManager(); 048 049 Fragment fragment = null; 050 try { 051 fragment = (Fragment) Class.forName(className).newInstance(); 052 fragment.setElementType(elementType); 053 fragment.setFragmentType(fragmentType); 054 055 uidManager.register(fragment); 056 } catch (ReflectiveOperationException e) { 057 log.error(e, e); 058 } 059 return fragment; 060 } 061 062}