| /* |
| * 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.myfaces.extensions.scripting.jsf.reloading; |
| |
| import org.apache.myfaces.extensions.scripting.core.api.WeavingContext; |
| import org.apache.myfaces.extensions.scripting.core.common.util.Cast; |
| import org.apache.myfaces.extensions.scripting.core.common.util.ReflectUtil; |
| import org.apache.myfaces.extensions.scripting.core.reloading.SimpleReloadingStrategy; |
| |
| import javax.faces.view.facelets.ComponentHandler; |
| import javax.faces.view.facelets.ConverterConfig; |
| import javax.faces.view.facelets.ConverterHandler; |
| |
| /** |
| * The reloading strategy for our converter tag handlers |
| * note since we do not have an official api we must |
| * enforce a getConverterConfig() method to allow |
| * the reloading of converter tag handlers |
| * |
| * @author Werner Punz (latest modification by $Author$) |
| * @version $Revision$ $Date$ |
| */ |
| @SuppressWarnings("unused")//used dynamically |
| public class ConverterHandlerReloadingStrategy extends SimpleReloadingStrategy |
| { |
| |
| public ConverterHandlerReloadingStrategy() { |
| super(); |
| } |
| |
| @Override |
| public Object reload(Object scriptingInstance, int engineType, int artifactType) { |
| if (!(scriptingInstance instanceof ComponentHandler)) return scriptingInstance; |
| Class aclass = WeavingContext.getInstance().reload(scriptingInstance.getClass()); |
| if (aclass.hashCode() == scriptingInstance.getClass().hashCode()) { |
| //class of this object has not changed although |
| // reload is enabled we can skip the rest now |
| return scriptingInstance; |
| } |
| ConverterHandler oldHandler = (ConverterHandler) scriptingInstance; |
| /** |
| * |
| */ |
| ConverterConfig config = (ConverterConfig) ReflectUtil.executeMethod(oldHandler, "getConverterConfig"); |
| ConverterHandler newHandler = (ConverterHandler) ReflectUtil.instantiate(aclass, new Cast(ConverterConfig.class, config)); |
| |
| //save all pending non config related properties wherever possible |
| super.mapProperties(newHandler, engineType, oldHandler); |
| |
| return newHandler; |
| } |
| |
| } |