| /* |
| * 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 rewrite.org.apache.myfaces.extensions.scripting.jsf.dynamicdecorators.implementations; |
| |
| import org.apache.myfaces.extensions.scripting.api.Decorated; |
| import org.apache.myfaces.extensions.scripting.api.ScriptingConst; |
| import org.apache.myfaces.extensions.scripting.core.util.WeavingContext; |
| |
| import javax.faces.event.SystemEvent; |
| import javax.faces.event.SystemEventListener; |
| |
| /** |
| * a method level reloading proxy class |
| * we do not use auto proxies here because |
| * this class needs special treatment |
| * over our decorated interface |
| * |
| * @author Werner Punz (latest modification by $Author$) |
| * @version $Revision$ $Date$ |
| */ |
| |
| public class SystemEventListenerProxy implements Decorated, SystemEventListener { |
| |
| SystemEventListener _delegate; |
| |
| public SystemEventListenerProxy(SystemEventListener delegate) { |
| _delegate = delegate; |
| } |
| |
| public boolean isListenerForSource(Object source) { |
| weaveDelegate(); |
| return _delegate.isListenerForSource(source); |
| } |
| |
| public void processEvent(SystemEvent event) { |
| weaveDelegate(); |
| _delegate.processEvent(event); |
| } |
| |
| @Override |
| public Object getDelegate() { |
| return _delegate; |
| } |
| |
| private void weaveDelegate() { |
| //TODO (1.1) add a speed optimization here by pushing something in the request map |
| if (_delegate != null) { |
| _delegate = (SystemEventListener) WeavingContext.getWeaver().reloadScriptingInstance(_delegate, ScriptingConst.ARTIFACT_TYPE_SYSTEMEVENTLISTENER); |
| } |
| } |
| } |