| /** |
| * 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. |
| */ |
| |
| #pragma once |
| |
| #include <pulsar/ProducerConfiguration.h> |
| #include <pulsar/TopicMetadata.h> |
| |
| #include <atomic> |
| #include <boost/date_time/posix_time/posix_time.hpp> |
| |
| #include "MessageRouterBase.h" |
| |
| namespace pulsar { |
| class PULSAR_PUBLIC RoundRobinMessageRouter : public MessageRouterBase { |
| public: |
| RoundRobinMessageRouter(ProducerConfiguration::HashingScheme hashingScheme, bool batchingEnabled, |
| uint32_t maxBatchingMessages, uint32_t maxBatchingSize, |
| boost::posix_time::time_duration maxBatchingDelay); |
| virtual ~RoundRobinMessageRouter(); |
| virtual int getPartition(const Message& msg, const TopicMetadata& topicMetadata); |
| |
| private: |
| const bool batchingEnabled_; |
| const uint32_t maxBatchingMessages_; |
| const uint32_t maxBatchingSize_; |
| const boost::posix_time::time_duration maxBatchingDelay_; |
| |
| std::atomic<uint32_t> currentPartitionCursor_; |
| std::atomic<int64_t> lastPartitionChange_; |
| std::atomic<uint32_t> msgCounter_; |
| std::atomic<uint32_t> cumulativeBatchSize_; |
| }; |
| |
| } // namespace pulsar |