49 lines
1.4 KiB
C++
49 lines
1.4 KiB
C++
/* monitorQueue.h */
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/**
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* Copyright - See the COPYRIGHT that is included with this distribution.
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* EPICS pvDataCPP is distributed subject to a Software License Agreement found
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* in file LICENSE that is included with this distribution.
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*/
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/* Marty Kraimer 2011.03 */
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#ifndef MONITORQUEUE_H
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#define MONITORQUEUE_H
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#include <string>
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#include <stdexcept>
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#include <memory>
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#include <vector>
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#include <pvData.h>
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#include <monitor.h>
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#include <queue.h>
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#include <sharedPtr.h>
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namespace epics { namespace pvData {
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typedef PVStructure::shared_pointer* PVStructureSharedPointerPtr;
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typedef PVStructureSharedPointerPtr* PVStructureSharedPointerPtrArray;
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class MonitorQueue {
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public:
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MonitorQueue(PVStructureSharedPointerPtrArray structures,int number);
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~MonitorQueue();
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static PVStructureSharedPointerPtrArray createStructures(
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PVStructurePtrArray array,int number);
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void clear();
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int getNumberFree();
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int capacity();
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MonitorElement::shared_pointer const & getFree();
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void setUsed(MonitorElement::shared_pointer const & element);
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MonitorElement::shared_pointer const & getUsed();
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void releaseUsed(MonitorElement::shared_pointer const & element);
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private:
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int number;
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PVStructureSharedPointerPtrArray structures;
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Queue<MonitorElement::shared_pointer> *queue;
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MonitorElement::shared_pointer **queueElements;
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MonitorElement::shared_pointer nullElement;
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};
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}}
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#endif /* MONITORQUEUE_H */
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