68 lines
1.6 KiB
C++
68 lines
1.6 KiB
C++
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/*
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* MemoryLogHandler.h
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*
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* Created on: 24 апр. 2020 г.
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* Author: AAM
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*/
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#ifndef LOGGING_MEMORYLOGHANDLER_H_
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#define LOGGING_MEMORYLOGHANDLER_H_
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#include <memory_resource>
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#include <map>
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#include <deque>
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#include <vector>
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#include <functional>
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#include <mutex>
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#include "ILogHandler.hh"
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#include "StorageManager.hh"
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namespace logging {
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class MemoryLogHandler : public ILogHandler {
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public:
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enum ACCUMULATION_POLICY {
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RESTRICTIVE = 0,
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EXPANSION = 1
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};
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private:
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std::size_t records_balance;
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std::size_t records_capacity;
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ACCUMULATION_POLICY accum_policy;
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std::mutex lock;
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typedef std::vector< char, std::pmr::polymorphic_allocator<char> > RecordData;
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typedef std::deque< RecordData, std::pmr::polymorphic_allocator<RecordData> > Records;
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typedef std::map< base::record_priority, Records, std::greater<base::record_priority>,
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std::pmr::polymorphic_allocator< std::pair< const base::record_priority, Records > >
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> Collection;
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Collection records;
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StorageManager & storage;
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public:
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MemoryLogHandler( StorageManager &, std::pmr::memory_resource *, std::size_t );
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/* Разместь журнальную запись в памяти хранилища. */
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void publish( const LogRecord & );
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/* Очистить память хранилища от записей.*/
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void flush();
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void process();
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/* Установить вместительность сообщений. */
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void set_capacity( std::size_t );
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void set_accumulation_policy( ACCUMULATION_POLICY );
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};
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}
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#endif /* LOGGING_MEMORYLOGHANDLER_H_ */
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