/* | |
* 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.validator.generic.renderkit; | |
import org.apache.myfaces.extensions.validator.core.renderkit.ExtValRenderKit; | |
import org.apache.myfaces.extensions.validator.internal.UsageInformation; | |
import org.apache.myfaces.extensions.validator.internal.UsageCategory; | |
import org.apache.myfaces.extensions.validator.util.ProxyUtils; | |
import javax.faces.render.RenderKit; | |
import javax.faces.render.Renderer; | |
import java.io.OutputStream; | |
import java.io.Writer; | |
import java.lang.reflect.Method; | |
import net.sf.cglib.proxy.MethodInterceptor; | |
import net.sf.cglib.proxy.Enhancer; | |
import net.sf.cglib.proxy.MethodProxy; | |
/** | |
* @author Gerhard Petracek | |
* @since 1.x.1 | |
*/ | |
@UsageInformation(UsageCategory.INTERNAL) | |
public class ExtValGenericRenderKit extends ExtValRenderKit implements MethodInterceptor | |
{ | |
public static RenderKit newInstance(RenderKit renderKit) | |
{ | |
Class currentClass = renderKit.getClass(); | |
//it's not possible to wrap the converter again - occurs e.g. under solaris + bea weblogic | |
if (ProxyUtils.isProxiedClass(currentClass)) | |
{ | |
return renderKit; | |
} | |
Enhancer enhancer = new Enhancer(); | |
enhancer.setSuperclass(renderKit.getClass()); | |
enhancer.setCallback(new ExtValGenericRenderKit(renderKit)); | |
enhancer.setClassLoader(Thread.currentThread().getContextClassLoader()); | |
return (RenderKit) enhancer.create(); | |
} | |
public Object intercept(Object obj, Method method, Object[] args, MethodProxy proxy) throws Throwable | |
{ | |
if(method.getName().equals("getRenderer")) | |
{ | |
return getRenderer((String)args[0], (String)args[1]); | |
} | |
else if(method.getName().equals("addRenderer")) | |
{ | |
addRenderer((String)args[0], (String)args[1], (Renderer)args[2]); | |
} | |
else if(method.getName().equals("getResponseStateManager")) | |
{ | |
return getResponseStateManager(); | |
} | |
else if(method.getName().equals("createResponseStream")) | |
{ | |
return createResponseStream((OutputStream)args[0]); | |
} | |
else if(method.getName().equals("createResponseWriter")) | |
{ | |
return createResponseWriter((Writer)args[0], (String)args[1], (String)args[2]); | |
} | |
else | |
{ | |
try | |
{ | |
method.setAccessible(true); | |
return method.invoke(obj, args); | |
} | |
catch (Throwable t) | |
{ | |
return proxy.invokeSuper(obj, args); | |
} | |
} | |
return null; | |
} | |
public ExtValGenericRenderKit(RenderKit wrapped) | |
{ | |
super(wrapped); | |
} | |
@Override | |
protected Renderer createWrapper(Renderer renderer) | |
{ | |
return ExtValGenericRendererWrapper.newInstance(renderer); | |
} | |
} |