| /** |
| * 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. |
| */ |
| #ifndef LIB_MESSAGEANDCALLBACK_BATCH_H_ |
| #define LIB_MESSAGEANDCALLBACK_BATCH_H_ |
| |
| #include <atomic> |
| #include <vector> |
| |
| #include <pulsar/Message.h> |
| #include <pulsar/ProducerConfiguration.h> |
| |
| #include <boost/noncopyable.hpp> |
| |
| namespace pulsar { |
| |
| class MessageImpl; |
| using MessageImplPtr = std::shared_ptr<MessageImpl>; |
| |
| class MessageAndCallbackBatch : public boost::noncopyable { |
| public: |
| // Wrapper methods of STL container |
| bool empty() const noexcept { return callbacks_.empty(); } |
| size_t size() const noexcept { return callbacks_.size(); } |
| |
| /** |
| * Add a message and the associated send callback to the batch |
| * |
| * @param message |
| * @callback the associated send callback |
| */ |
| void add(const Message& msg, const SendCallback& callback); |
| |
| /** |
| * Clear the internal stats |
| */ |
| void clear(); |
| |
| /** |
| * Complete all the callbacks with given parameters |
| * |
| * @param result this batch's send result |
| * @param id this batch's message id |
| */ |
| void complete(Result result, const MessageId& id) const; |
| |
| /** |
| * Create a single callback to trigger all the internal callbacks in order |
| * It's used when you want to clear and add new messages and callbacks but current callbacks need to be |
| * triggered later. |
| * |
| * @return the merged send callback |
| */ |
| SendCallback createSendCallback() const; |
| |
| const MessageImplPtr& msgImpl() const { return msgImpl_; } |
| uint64_t sequenceId() const noexcept { return sequenceId_; } |
| |
| uint32_t messagesCount() const { return messagesCount_; } |
| uint64_t messagesSize() const { return messagesSize_; } |
| |
| private: |
| MessageImplPtr msgImpl_; |
| std::vector<SendCallback> callbacks_; |
| std::atomic<uint64_t> sequenceId_{static_cast<uint64_t>(-1L)}; |
| |
| uint32_t messagesCount_{0}; |
| uint64_t messagesSize_{0ull}; |
| }; |
| |
| } // namespace pulsar |
| |
| #endif |