| /* |
| * 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.deltaspike.core.util; |
| |
| import javax.enterprise.inject.Typed; |
| import java.lang.reflect.Proxy; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * Helper for proxies |
| */ |
| @Typed() |
| public abstract class ProxyUtils |
| { |
| private ProxyUtils() |
| { |
| // prevent instantiation |
| } |
| |
| /** |
| * @param currentClass current class |
| * @return class of the real implementation |
| */ |
| public static Class getUnproxiedClass(Class currentClass) |
| { |
| Class unproxiedClass = currentClass; |
| |
| while (isProxiedClass(unproxiedClass)) |
| { |
| unproxiedClass = unproxiedClass.getSuperclass(); |
| } |
| |
| return unproxiedClass; |
| } |
| |
| /** |
| * Analyses if the given class is a generated proxy class |
| * @param currentClass current class |
| * @return true if the given class is a known proxy class, false otherwise |
| */ |
| public static boolean isProxiedClass(Class currentClass) |
| { |
| if (currentClass == null || currentClass.getSuperclass() == null) |
| { |
| return false; |
| } |
| |
| String name = currentClass.getName(); |
| return name.startsWith(currentClass.getSuperclass().getName()) |
| && (name.contains("$$") // CDI |
| || name.contains("_ClientProxy") //Quarkus |
| || name.contains("$HibernateProxy$")); // Hibernate |
| } |
| |
| public static List<Class<?>> getProxyAndBaseTypes(Class<?> proxyClass) |
| { |
| List<Class<?>> result = new ArrayList<Class<?>>(); |
| result.add(proxyClass); |
| |
| if (isInterfaceProxy(proxyClass)) |
| { |
| for (Class<?> currentInterface : proxyClass.getInterfaces()) |
| { |
| if (proxyClass.getName().startsWith(currentInterface.getName())) |
| { |
| result.add(currentInterface); |
| } |
| } |
| } |
| else |
| { |
| Class unproxiedClass = proxyClass.getSuperclass(); |
| result.add(unproxiedClass); |
| |
| while (isProxiedClass(unproxiedClass)) |
| { |
| unproxiedClass = unproxiedClass.getSuperclass(); |
| result.add(unproxiedClass); |
| } |
| } |
| return result; |
| } |
| |
| public static boolean isInterfaceProxy(Class<?> proxyClass) |
| { |
| Class<?>[] interfaces = proxyClass.getInterfaces(); |
| if (Proxy.class.equals(proxyClass.getSuperclass()) && |
| interfaces != null && interfaces.length > 0) |
| { |
| return true; |
| } |
| |
| if (proxyClass.getSuperclass() != null && !proxyClass.getSuperclass().equals(Object.class)) |
| { |
| return false; |
| } |
| |
| if (proxyClass.getName().contains("$$")) |
| { |
| for (Class<?> currentInterface : interfaces) |
| { |
| if (proxyClass.getName().startsWith(currentInterface.getName())) |
| { |
| return true; |
| } |
| } |
| } |
| |
| return false; |
| } |
| } |