| #ifndef QPID_CLUSTER_MULTICASTER_H |
| #define QPID_CLUSTER_MULTICASTER_H |
| |
| /* |
| * |
| * 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. |
| * |
| */ |
| |
| #include "types.h" |
| #include "Event.h" |
| #include "qpid/sys/PollableQueue.h" |
| #include "qpid/sys/Mutex.h" |
| #include <boost/shared_ptr.hpp> |
| #include <sys/uio.h> // For iovec |
| |
| namespace qpid { |
| |
| namespace sys { |
| class Poller; |
| } |
| |
| namespace cluster { |
| |
| class Cpg; |
| |
| /** |
| * Multicast to the cluster. Shared, thread safe object. |
| */ |
| class Multicaster |
| { |
| public: |
| /** Starts in holding mode: connection data events are held, other events are mcast */ |
| Multicaster(Cpg& cpg_, const boost::shared_ptr<sys::Poller>& ); |
| void mcastControl(const framing::AMQBody& controlBody, const ConnectionId&); |
| void mcastBuffer(const char*, size_t, const ConnectionId&); |
| void mcast(const Event& e); |
| /** End holding mode, held events are mcast */ |
| void release(); |
| |
| private: |
| typedef sys::PollableQueue<Event> PollableEventQueue; |
| typedef std::deque<Event> PlainEventQueue; |
| |
| void sendMcast(PollableEventQueue::Queue& ); |
| |
| sys::Mutex lock; |
| Cpg& cpg; |
| PollableEventQueue queue; |
| bool holding; |
| PlainEventQueue holdingQueue; |
| std::vector<struct ::iovec> ioVector; |
| }; |
| }} // namespace qpid::cluster |
| |
| #endif /*!QPID_CLUSTER_MULTICASTER_H*/ |