001/* 002 * (C) Copyright 2012 Nuxeo SA (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 * Antoine Taillefer <ataillefer@nuxeo.com> 016 */ 017package org.nuxeo.drive.service.impl; 018 019import java.util.HashMap; 020import java.util.Map; 021 022import org.apache.commons.collections.MapUtils; 023import org.apache.commons.lang.StringUtils; 024import org.apache.commons.logging.Log; 025import org.apache.commons.logging.LogFactory; 026import org.nuxeo.drive.service.TopLevelFolderItemFactory; 027import org.nuxeo.ecm.core.api.NuxeoException; 028import org.nuxeo.runtime.model.ContributionFragmentRegistry; 029 030/** 031 * Registry for {@code topLevelFolderItemFactory} contributions. 032 * 033 * @author Antoine Taillefer 034 * @see FileSystemItemAdapterServiceImpl 035 */ 036public class TopLevelFolderItemFactoryRegistry extends 037 ContributionFragmentRegistry<TopLevelFolderItemFactoryDescriptor> { 038 039 private static final Log log = LogFactory.getLog(TopLevelFolderItemFactoryRegistry.class); 040 041 protected Map<String, TopLevelFolderItemFactory> factories = new HashMap<String, TopLevelFolderItemFactory>(); 042 043 @Override 044 public String getContributionId(TopLevelFolderItemFactoryDescriptor contrib) { 045 String name = contrib.getName(); 046 if (StringUtils.isEmpty(name)) { 047 throw new NuxeoException("Cannot register topLevelFolderItemFactory without a name."); 048 } 049 return name; 050 } 051 052 @Override 053 public void contributionUpdated(String id, TopLevelFolderItemFactoryDescriptor contrib, 054 TopLevelFolderItemFactoryDescriptor newOrigContrib) { 055 try { 056 if (log.isTraceEnabled()) { 057 log.trace(String.format("Putting contribution with class name %s in factory registry.", 058 contrib.getName())); 059 } 060 factories.put(id, contrib.getFactory()); 061 } catch (InstantiationException | IllegalAccessException e) { 062 throw new NuxeoException("Cannot update topLevelFolderItemFactory contribution.", e); 063 } 064 } 065 066 @Override 067 public void contributionRemoved(String id, TopLevelFolderItemFactoryDescriptor origContrib) { 068 if (log.isTraceEnabled()) { 069 log.trace(String.format("Removing contribution with class name %s in factory registry.", id)); 070 } 071 factories.remove(id); 072 } 073 074 @Override 075 public TopLevelFolderItemFactoryDescriptor clone(TopLevelFolderItemFactoryDescriptor orig) { 076 if (log.isTraceEnabled()) { 077 log.trace(String.format("Cloning contribution with class name %s.", orig.getName())); 078 } 079 TopLevelFolderItemFactoryDescriptor clone = new TopLevelFolderItemFactoryDescriptor(); 080 clone.factoryClass = orig.factoryClass; 081 clone.parameters = orig.parameters; 082 return clone; 083 } 084 085 @Override 086 public void merge(TopLevelFolderItemFactoryDescriptor src, TopLevelFolderItemFactoryDescriptor dst) { 087 if (log.isTraceEnabled()) { 088 log.trace(String.format("Merging contribution with class name %s to contribution with class name %s", 089 src.getName(), dst.getName())); 090 } 091 // Class 092 if (src.getFactoryClass() != null && !src.getFactoryClass().equals(dst.getFactoryClass())) { 093 dst.setFactoryClass(src.getFactoryClass()); 094 } 095 // Parameters 096 if (!MapUtils.isEmpty(src.getParameters())) { 097 for (String name : src.getParameters().keySet()) { 098 dst.setParameter(name, src.getparameter(name)); 099 } 100 } 101 } 102 103 protected TopLevelFolderItemFactory getActiveFactory(String activeFactory) { 104 return factories.get(activeFactory); 105 } 106}