| /* |
| * 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 com.alibaba.dubbo.rpc.protocol.rmi; |
| |
| import com.alibaba.dubbo.rpc.RpcContext; |
| import org.aopalliance.intercept.MethodInvocation; |
| import org.springframework.remoting.support.RemoteInvocation; |
| |
| import java.lang.reflect.InvocationTargetException; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| public class RmiRemoteInvocation extends RemoteInvocation { |
| private static final long serialVersionUID = 1L; |
| private static final String dubboAttachmentsAttrName = "dubbo.attachments"; |
| |
| /** |
| * executed on consumer side |
| */ |
| public RmiRemoteInvocation(MethodInvocation methodInvocation) { |
| super(methodInvocation); |
| addAttribute(dubboAttachmentsAttrName, new HashMap<String, String>(RpcContext.getContext().getAttachments())); |
| } |
| |
| /** |
| * Need to restore context on provider side (Though context will be overridden by Invocation's attachment |
| * when ContextFilter gets executed, we will restore the attachment when Invocation is constructed, check more |
| * from {@link com.alibaba.dubbo.rpc.proxy.InvokerInvocationHandler} |
| */ |
| @SuppressWarnings("unchecked") |
| @Override |
| public Object invoke(Object targetObject) throws NoSuchMethodException, IllegalAccessException, |
| InvocationTargetException { |
| RpcContext context = RpcContext.getContext(); |
| context.setAttachments((Map<String, String>) getAttribute(dubboAttachmentsAttrName)); |
| try { |
| return super.invoke(targetObject); |
| } finally { |
| context.setAttachments(null); |
| } |
| } |
| } |