/home/aconway/svn/qpid/cpp/src/qpid/broker/MessageStoreModule.h

00001 /*
00002  *
00003  * Licensed to the Apache Software Foundation (ASF) under one
00004  * or more contributor license agreements.  See the NOTICE file
00005  * distributed with this work for additional information
00006  * regarding copyright ownership.  The ASF licenses this file
00007  * to you under the Apache License, Version 2.0 (the
00008  * "License"); you may not use this file except in compliance
00009  * with the License.  You may obtain a copy of the License at
00010  * 
00011  *   http://www.apache.org/licenses/LICENSE-2.0
00012  * 
00013  * Unless required by applicable law or agreed to in writing,
00014  * software distributed under the License is distributed on an
00015  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
00016  * KIND, either express or implied.  See the License for the
00017  * specific language governing permissions and limitations
00018  * under the License.
00019  *
00020  */
00021 #ifndef _MessageStoreModule_
00022 #define _MessageStoreModule_
00023 
00024 #include "BrokerMessage.h"
00025 #include "MessageStore.h"
00026 #include "BrokerQueue.h"
00027 #include "RecoveryManager.h"
00028 #include "qpid/sys/Module.h"
00029 
00030 namespace qpid {
00031 namespace broker {
00032 
00036 class MessageStoreModule : public MessageStore
00037 {
00038     qpid::sys::Module<MessageStore> store;
00039 public:
00040     MessageStoreModule(const std::string& name);
00041 
00042     std::auto_ptr<TransactionContext> begin();
00043     std::auto_ptr<TPCTransactionContext> begin(const std::string& xid);
00044     void prepare(TPCTransactionContext& txn);
00045     void commit(TransactionContext& txn);
00046     void abort(TransactionContext& txn);
00047     void collectPreparedXids(std::set<std::string>& xids);
00048 
00049     void create(const PersistableQueue& queue);
00050     void destroy(const PersistableQueue& queue);
00051     void create(const PersistableExchange& exchange);
00052     void destroy(const PersistableExchange& exchange);
00053     void recover(RecoveryManager& queues);
00054     void stage(PersistableMessage& msg);
00055     void destroy(PersistableMessage& msg);
00056     void appendContent(PersistableMessage& msg, const std::string& data);
00057     void loadContent(PersistableMessage& msg, std::string& data, uint64_t offset, uint32_t length);
00058     void enqueue(TransactionContext* ctxt, PersistableMessage& msg, const PersistableQueue& queue);
00059     void dequeue(TransactionContext* ctxt, PersistableMessage& msg, const PersistableQueue& queue);
00060 
00061     ~MessageStoreModule(){}
00062 };
00063 
00064 }
00065 }
00066 
00067 
00068 #endif

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