| /* |
| * 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.servlet; |
| |
| import org.apache.myfaces.extensions.scripting.api.ScriptingWeaver; |
| import org.apache.myfaces.extensions.scripting.core.util.WeavingContext; |
| import org.apache.myfaces.shared_impl.util.ClassLoaderExtension; |
| |
| import javax.servlet.ServletContext; |
| import java.util.logging.Logger; |
| |
| /** |
| * a custom chainloader which adds a groovy loading |
| * facility to our myfaces loading plugin system |
| * |
| * @author Werner Punz |
| */ |
| @SuppressWarnings("unused") |
| public class CustomChainLoader extends ClassLoaderExtension { |
| |
| /* |
| * servlet context init var for additional chain loader paths which have |
| * higher priority than the default ones |
| */ |
| |
| ScriptingWeaver _scriptingWeaver = null; |
| |
| public CustomChainLoader(ServletContext servletContext) { |
| _scriptingWeaver = WeavingContext.getWeaver(); |
| } |
| |
| |
| public Class forName(String name) { |
| if(_scriptingWeaver == null || name == null) { |
| return null; |
| } |
| |
| if (name.endsWith(";")) { |
| name = name.substring(1, name.length() - 1); |
| } |
| |
| if (name.startsWith("java.")) /*the entire java namespace is reserved so no use to do a specific classloading check here*/ |
| return null; |
| if (name.startsWith("javax.")) /*the entire java namespace is reserved so no use to do a specific classloading check here*/ |
| return null; |
| else if (name.startsWith("com.sun")) /*internal java specific namespace*/ |
| return null; |
| else if (name.startsWith("sun.")) /*internal java specific namespace*/ |
| return null; |
| else if (name.startsWith("org.apache") && !name.startsWith("org.apache.myfaces")) { |
| return null; |
| } |
| else if (name.startsWith("org.apache") && name.startsWith("org.apache.myfaces.config")) { |
| return null; |
| } |
| return _scriptingWeaver.loadScriptingClassFromName(name); |
| } |
| } |