| /* |
| * 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.shardingsphere.elasticjob.lite.spring.namespace.job.util; |
| |
| import lombok.AccessLevel; |
| import lombok.NoArgsConstructor; |
| import org.apache.shardingsphere.elasticjob.infra.exception.JobSystemException; |
| import org.springframework.aop.framework.AdvisedSupport; |
| import org.springframework.aop.support.AopUtils; |
| |
| import java.lang.reflect.Field; |
| |
| /** |
| * Aop target Utility. |
| */ |
| @NoArgsConstructor(access = AccessLevel.PRIVATE) |
| public final class AopTargetUtils { |
| |
| /** |
| * Get target object. |
| * |
| * @param proxy proxy object |
| * @return target object |
| */ |
| public static Object getTarget(final Object proxy) { |
| if (!AopUtils.isAopProxy(proxy)) { |
| return proxy; |
| } |
| if (AopUtils.isJdkDynamicProxy(proxy)) { |
| return getProxyTargetObject(proxy, "h"); |
| } else { |
| return getProxyTargetObject(proxy, "CGLIB$CALLBACK_0"); |
| } |
| } |
| |
| private static Object getProxyTargetObject(final Object proxy, final String proxyType) { |
| Field h; |
| try { |
| h = proxy.getClass().getSuperclass().getDeclaredField(proxyType); |
| } catch (final NoSuchFieldException ex) { |
| return getProxyTargetObjectForCglibAndSpring4(proxy); |
| } |
| h.setAccessible(true); |
| try { |
| return getTargetObject(h.get(proxy)); |
| } catch (final IllegalAccessException ex) { |
| throw new JobSystemException(ex); |
| } |
| } |
| |
| private static Object getProxyTargetObjectForCglibAndSpring4(final Object proxy) { |
| Field h; |
| try { |
| h = proxy.getClass().getDeclaredField("CGLIB$CALLBACK_0"); |
| h.setAccessible(true); |
| Object dynamicAdvisedInterceptor = h.get(proxy); |
| Field advised = dynamicAdvisedInterceptor.getClass().getDeclaredField("advised"); |
| advised.setAccessible(true); |
| return ((AdvisedSupport) advised.get(dynamicAdvisedInterceptor)).getTargetSource().getTarget(); |
| // CHECKSTYLE:OFF |
| } catch (final Exception ex) { |
| // CHECKSTYLE:ON |
| throw new JobSystemException(ex); |
| } |
| } |
| |
| private static Object getTargetObject(final Object object) { |
| try { |
| Field advised = object.getClass().getDeclaredField("advised"); |
| advised.setAccessible(true); |
| return ((AdvisedSupport) advised.get(object)).getTargetSource().getTarget(); |
| // CHECKSTYLE:OFF |
| } catch (final Exception ex) { |
| // CHECKSTYLE:ON |
| throw new JobSystemException(ex); |
| } |
| } |
| } |