| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.cocoon.portal.layout.renderer.aspect.impl; |
| |
| import org.apache.avalon.framework.activity.Disposable; |
| import org.apache.avalon.framework.activity.Initializable; |
| import org.apache.cocoon.portal.event.EventManager; |
| import org.apache.cocoon.portal.event.Receiver; |
| |
| /** |
| * This aspect creates an event and subscribes to it as well |
| * |
| * @author <a href="mailto:cziegeler@s-und-n.de">Carsten Ziegeler</a> |
| * |
| * @version CVS $Id$ |
| */ |
| public abstract class AbstractActionAspect |
| extends AbstractAspect |
| implements Receiver, Disposable, Initializable { |
| |
| /* (non-Javadoc) |
| * @see org.apache.avalon.framework.activity.Disposable#dispose() |
| */ |
| public void dispose() { |
| if ( this.manager != null ) { |
| EventManager eventManager = null; |
| try { |
| eventManager = (EventManager)this.manager.lookup(EventManager.ROLE); |
| eventManager.unsubscribe( this ); |
| } catch (Exception ignore) { |
| // ignore exceptions |
| } finally { |
| this.manager.release( eventManager ); |
| } |
| |
| this.manager = null; |
| } |
| } |
| |
| /* (non-Javadoc) |
| * @see org.apache.avalon.framework.activity.Initializable#initialize() |
| */ |
| public void initialize() throws Exception { |
| EventManager eventManager = null; |
| try { |
| eventManager = (EventManager)this.manager.lookup(EventManager.ROLE); |
| eventManager.subscribe( this ); |
| } finally { |
| this.manager.release( eventManager ); |
| } |
| } |
| |
| } |