Apache Qpid - AMQP Messaging for Java JMS, C++, Python, Ruby, and .NET | Apache Qpid Documentation |
00001 /* 00002 * 00003 * Licensed to the Apache Software Foundation (ASF) under one 00004 * or more contributor license agreements. See the NOTICE file 00005 * distributed with this work for additional information 00006 * regarding copyright ownership. The ASF licenses this file 00007 * to you under the Apache License, Version 2.0 (the 00008 * "License"); you may not use this file except in compliance 00009 * with the License. You may obtain a copy of the License at 00010 * 00011 * http://www.apache.org/licenses/LICENSE-2.0 00012 * 00013 * Unless required by applicable law or agreed to in writing, 00014 * software distributed under the License is distributed on an 00015 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 00016 * KIND, either express or implied. See the License for the 00017 * specific language governing permissions and limitations 00018 * under the License. 00019 * 00020 */ 00021 00022 #ifndef _TypedResult_ 00023 #define _TypedResult_ 00024 00025 #include "qpid/client/Completion.h" 00026 #include "qpid/framing/StructHelper.h" 00027 00028 namespace qpid { 00029 namespace client { 00030 00036 template <class T> class TypedResult : public Completion 00037 { 00038 T result; 00039 bool decoded; 00040 00041 public: 00043 TypedResult(const Completion& c) : Completion(c), decoded(false) {} 00044 00053 T& get() { 00054 if (!decoded) { 00055 framing::StructHelper helper; 00056 helper.decode(result, getResult()); 00057 decoded = true; 00058 } 00059 return result; 00060 } 00061 }; 00062 00063 }} 00064 00065 #endif