| // Copyright (c) 2011, François Saint-Jacques |
| // All rights reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are met: |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above copyright |
| // notice, this list of conditions and the following disclaimer in the |
| // documentation and/or other materials provided with the distribution. |
| // * Neither the name of the disruptor-- nor the |
| // names of its contributors may be used to endorse or promote products |
| // derived from this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND |
| // ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| // DISCLAIMED. IN NO EVENT SHALL FRANÇOIS SAINT-JACQUES BE LIABLE FOR ANY |
| // DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| // (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| // LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| // ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #ifndef DISRUPTOR_EVENT_PUBLISHER_H_ // NOLINT |
| #define DISRUPTOR_EVENT_PUBLISHER_H_ // NOLINT |
| |
| #include "ring_buffer.h" |
| |
| namespace rocketmq { |
| |
| template<typename T> |
| class EventPublisher { |
| public: |
| EventPublisher(RingBuffer<T>* ring_buffer) : ring_buffer_(ring_buffer) {} |
| |
| void PublishEvent(EventTranslatorInterface<T>* translator) { |
| int64_t sequence = ring_buffer_->Next(); |
| translator->TranslateTo(sequence, ring_buffer_->Get(sequence)); |
| ring_buffer_->Publish(sequence); |
| } |
| |
| private: |
| RingBuffer<T>* ring_buffer_; |
| }; |
| |
| }; // namespace rocketmq |
| |
| #endif |