statistics_counter.hpp

Go to the documentation of this file.

#pragma once
 
/// @file userver/storages/sqlite/infra/statistics/statistics_counter.hpp
/// @brief RAII helpers to account SQLite pool query and transaction statistics
 
#include <userver/storages/sqlite/infra/statistics/statistics.hpp>
#include <userver/utils/datetime.hpp>
 
USERVER_NAMESPACE_BEGIN
 
namespace storages::sqlite::infra::statistics {
 
// TODO: make RAII algorithms
 
class QueryStatCounter {
public:
    explicit QueryStatCounter(PoolQueriesStatistics& stats);
 
    ~QueryStatCounter();
 
    QueryStatCounter(const QueryStatCounter&) = delete;
    QueryStatCounter& operator=(const QueryStatCounter&) = delete;
 
    void AccountQueryExecute() noexcept;
    void AccountQueryCompleted() noexcept;
    void AccountQueryFailed() noexcept;
 
private:
    PoolQueriesStatistics& queries_stats_;
    utils::datetime::SteadyClock::time_point exec_begin_time_;
};
 
class TransactionStatCounter {
public:
    explicit TransactionStatCounter(PoolTransactionsStatistics& stats);
 
    ~TransactionStatCounter();
 
    TransactionStatCounter(const TransactionStatCounter&) = delete;
    TransactionStatCounter& operator=(const TransactionStatCounter&) = delete;
 
    void AccountTransactionStart() noexcept;
    void AccountTransactionCommit() noexcept;
    void AccountTransactionRollback() noexcept;
 
private:
    PoolTransactionsStatistics& transactions_stats_;
    utils::datetime::SteadyClock::time_point exec_begin_time_;
};
 
}  // namespace storages::sqlite::infra::statistics
 
USERVER_NAMESPACE_END