| /* |
| * |
| * 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 _TxPublish_ |
| #define _TxPublish_ |
| |
| #include "Queue.h" |
| #include "Deliverable.h" |
| #include "Message.h" |
| #include "MessageStore.h" |
| #include "TxOp.h" |
| |
| #include <algorithm> |
| #include <functional> |
| #include <list> |
| |
| #include <boost/intrusive_ptr.hpp> |
| |
| namespace qpid { |
| namespace broker { |
| /** |
| * Defines the behaviour for publish operations on a |
| * transactional channel. Messages are routed through |
| * exchanges when received but are not at that stage delivered |
| * to the matching queues, rather the queues are held in an |
| * instance of this class. On prepare() the message is marked |
| * enqueued to the relevant queues in the MessagesStore. On |
| * commit() the messages will be passed to the queue for |
| * dispatch or to be added to the in-memory queue. |
| */ |
| class TxPublish : public TxOp, public Deliverable{ |
| class Prepare{ |
| TransactionContext* ctxt; |
| boost::intrusive_ptr<Message>& msg; |
| public: |
| Prepare(TransactionContext* ctxt, boost::intrusive_ptr<Message>& msg); |
| void operator()(const boost::shared_ptr<Queue>& queue); |
| }; |
| |
| class Commit{ |
| boost::intrusive_ptr<Message>& msg; |
| public: |
| Commit(boost::intrusive_ptr<Message>& msg); |
| void operator()(const boost::shared_ptr<Queue>& queue); |
| }; |
| |
| boost::intrusive_ptr<Message> msg; |
| std::list<Queue::shared_ptr> queues; |
| |
| public: |
| TxPublish(boost::intrusive_ptr<Message> msg); |
| virtual bool prepare(TransactionContext* ctxt) throw(); |
| virtual void commit() throw(); |
| virtual void rollback() throw(); |
| |
| virtual Message& getMessage() { return *msg; }; |
| |
| virtual void deliverTo(const boost::shared_ptr<Queue>& queue); |
| |
| virtual ~TxPublish(){} |
| virtual void accept(TxOpConstVisitor& visitor) const { visitor(*this); } |
| |
| uint64_t contentSize(); |
| |
| boost::intrusive_ptr<Message> getMessage() const { return msg; } |
| const std::list<Queue::shared_ptr> getQueues() const { return queues; } |
| }; |
| } |
| } |
| |
| |
| #endif |