001/* 002 * (C) Copyright 2006-2011 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 * bstefanescu 018 */ 019package org.nuxeo.runtime.model; 020 021import java.util.ArrayList; 022import java.util.List; 023 024import org.nuxeo.runtime.service.TimestampedService; 025 026/** 027 * A component that expose a reload method usefull to completely reload the component and preserving already registered 028 * extensions. 029 * 030 * @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a> 031 * @deprecated since 5.6: services needing a reload should listen to runtime reload events instead. They can also 032 * implement the {@link TimestampedService} interface in case they should not need to be reloaded when event 033 * is received. 034 */ 035@Deprecated 036public class ReloadableComponent extends DefaultComponent implements Reloadable { 037 038 protected List<Extension> extensions = new ArrayList<Extension>(); 039 040 @Override 041 public void registerExtension(Extension extension) { 042 super.registerExtension(extension); 043 extensions.add(extension); 044 } 045 046 @Override 047 public void unregisterExtension(Extension extension) { 048 extensions.remove(extension); 049 super.unregisterExtension(extension); 050 } 051 052 public void reload(ComponentContext context) { 053 deactivate(context); 054 activate(context); 055 for (Extension xt : extensions) { 056 super.registerExtension(xt); 057 } 058 } 059 060 public List<Extension> getExtensions() { 061 return extensions; 062 } 063 064}