null_timer_manager.hpp

Go to the documentation of this file.

/*
    restinio
*/
 
/*!
    No-op timer factory implementation.
*/
 
#pragma once
 
#include <chrono>
 
#include <restinio/asio_include.hpp>
 
#include <restinio/timer_common.hpp>
 
namespace restinio
{
 
//
// null_timer_manager_t
//
 
//! Timer factory implementation using asio timers.
struct null_timer_manager_t final
{
    //! Timer guard for async operations.
    struct timer_guard_t
    {
        // Schedule timeouts check invocation.
        template <typename... Args >
        constexpr void schedule( Args &&... ) const noexcept {}
 
        // Cancel timeout guard if any.
        constexpr void cancel() const noexcept {}
    };
 
    // Create guard for connection.
    constexpr timer_guard_t
    create_timer_guard() const noexcept { return timer_guard_t{}; }
 
    //! Start/stop timer manager.
    //! \{
    constexpr void start() const noexcept {}
    constexpr void stop() const noexcept {}
    //! \}
 
    struct factory_t final
    {
        auto
        create( asio_ns::io_context & ) const
        {
            return std::make_shared< null_timer_manager_t >();
        }
    };
};
 
} /* namespace restinio */