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Diffstat (limited to 'cpp/src/qpid/broker/QueuePolicy.h')
-rw-r--r-- | cpp/src/qpid/broker/QueuePolicy.h | 126 |
1 files changed, 0 insertions, 126 deletions
diff --git a/cpp/src/qpid/broker/QueuePolicy.h b/cpp/src/qpid/broker/QueuePolicy.h deleted file mode 100644 index f23b709f18..0000000000 --- a/cpp/src/qpid/broker/QueuePolicy.h +++ /dev/null @@ -1,126 +0,0 @@ -/* - * - * 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 _QueuePolicy_ -#define _QueuePolicy_ - -#include <deque> -#include <iostream> -#include <memory> -#include "qpid/broker/BrokerImportExport.h" -#include "qpid/broker/QueuedMessage.h" -#include "qpid/framing/FieldTable.h" -#include "qpid/sys/AtomicValue.h" -#include "qpid/sys/Mutex.h" - -namespace qpid { -namespace broker { - -class Queue; - -class QueuePolicy -{ - static uint64_t defaultMaxSize; - - uint32_t maxCount; - uint64_t maxSize; - const std::string type; - uint32_t count; - uint64_t size; - bool policyExceeded; - - protected: - Queue* queue; - uint64_t getCurrentQueueSize() const { return size; } - - public: - typedef std::deque<QueuedMessage> Messages; - static QPID_BROKER_EXTERN const std::string maxCountKey; - static QPID_BROKER_EXTERN const std::string maxSizeKey; - static QPID_BROKER_EXTERN const std::string typeKey; - static QPID_BROKER_EXTERN const std::string REJECT; - static QPID_BROKER_EXTERN const std::string FLOW_TO_DISK; - static QPID_BROKER_EXTERN const std::string RING; - static QPID_BROKER_EXTERN const std::string RING_STRICT; - - virtual ~QueuePolicy() {} - QPID_BROKER_EXTERN void tryEnqueue(boost::intrusive_ptr<Message> msg); - QPID_BROKER_EXTERN void recoverEnqueued(boost::intrusive_ptr<Message> msg); - QPID_BROKER_EXTERN void enqueueAborted(boost::intrusive_ptr<Message> msg); - virtual void enqueued(const QueuedMessage&); - virtual void dequeued(const QueuedMessage&); - virtual bool isEnqueued(const QueuedMessage&); - QPID_BROKER_EXTERN void update(qpid::framing::FieldTable& settings); - uint32_t getMaxCount() const { return maxCount; } - uint64_t getMaxSize() const { return maxSize; } - void encode(framing::Buffer& buffer) const; - void decode ( framing::Buffer& buffer ); - uint32_t encodedSize() const; - virtual void getPendingDequeues(Messages& result); - std::string getType() const { return type; } - void setQueue(Queue* q) { queue = q; } - - static QPID_BROKER_EXTERN std::auto_ptr<QueuePolicy> createQueuePolicy(const std::string& name, const qpid::framing::FieldTable& settings); - static QPID_BROKER_EXTERN std::auto_ptr<QueuePolicy> createQueuePolicy(const std::string& name, uint32_t maxCount, uint64_t maxSize, const std::string& type = REJECT); - static QPID_BROKER_EXTERN std::auto_ptr<QueuePolicy> createQueuePolicy(const qpid::framing::FieldTable& settings); - static QPID_BROKER_EXTERN std::auto_ptr<QueuePolicy> createQueuePolicy(uint32_t maxCount, uint64_t maxSize, const std::string& type = REJECT); - static std::string getType(const qpid::framing::FieldTable& settings); - static void setDefaultMaxSize(uint64_t); - friend QPID_BROKER_EXTERN std::ostream& operator<<(std::ostream&, - const QueuePolicy&); - protected: - const std::string name; - - QueuePolicy(const std::string& name, uint32_t maxCount, uint64_t maxSize, const std::string& type = REJECT); - - virtual bool checkLimit(boost::intrusive_ptr<Message> msg); - void enqueued(uint64_t size); - void dequeued(uint64_t size); -}; - - -class FlowToDiskPolicy : public QueuePolicy -{ - public: - FlowToDiskPolicy(const std::string& name, uint32_t maxCount, uint64_t maxSize); - bool checkLimit(boost::intrusive_ptr<Message> msg); -}; - -class RingQueuePolicy : public QueuePolicy -{ - public: - RingQueuePolicy(const std::string& name, uint32_t maxCount, uint64_t maxSize, const std::string& type = RING); - void enqueued(const QueuedMessage&); - void dequeued(const QueuedMessage&); - bool isEnqueued(const QueuedMessage&); - bool checkLimit(boost::intrusive_ptr<Message> msg); - void getPendingDequeues(Messages& result); - private: - Messages pendingDequeues; - Messages queue; - const bool strict; - - bool find(const QueuedMessage&, Messages&, bool remove); -}; - -}} - - -#endif |