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#pragma once
#include <yt/yt/core/ytree/yson_struct.h>
#include <any>
#include <typeindex>
namespace NYT {
////////////////////////////////////////////////////////////////////////////////
namespace NDetail {
struct TSingletonConfigHelpers;
class TSingletonManagerImpl;
template <bool Static>
class TSingletonsConfigBase
{
public:
template <class TConfig>
TIntrusivePtr<TConfig> TryGetSingletonConfig();
template <class TConfig>
TIntrusivePtr<TConfig> GetSingletonConfig();
template <class TConfig>
void SetSingletonConfig(TIntrusivePtr<TConfig> config);
protected:
static void RegisterSingletons(
auto&& registrar,
auto&& registerFieldSelector);
private:
friend struct NYT::NDetail::TSingletonConfigHelpers;
friend class NYT::NDetail::TSingletonManagerImpl;
THashMap<std::string, std::any> NameToConfig_;
THashMap<std::type_index, std::any*> TypeToConfig_;
};
} // namespace NDetail
////////////////////////////////////////////////////////////////////////////////
struct TSingletonsConfig
: public NDetail::TSingletonsConfigBase<true>
, public virtual NYTree::TYsonStruct
{
REGISTER_YSON_STRUCT(TSingletonsConfig);
static void Register(TRegistrar registrar);
};
DEFINE_REFCOUNTED_TYPE(TSingletonsConfig);
////////////////////////////////////////////////////////////////////////////////
struct TSingletonsDynamicConfig
: public NDetail::TSingletonsConfigBase<false>
, public virtual NYTree::TYsonStruct
{
REGISTER_YSON_STRUCT(TSingletonsDynamicConfig);
static void Register(TRegistrar registrar);
};
DEFINE_REFCOUNTED_TYPE(TSingletonsDynamicConfig);
////////////////////////////////////////////////////////////////////////////////
#define YT_DEFINE_CONFIGURABLE_SINGLETON(singletonName, configType)
#define YT_DEFINE_RECONFIGURABLE_SINGLETON(singletonName, configType, dynamicConfigType)
////////////////////////////////////////////////////////////////////////////////
class TSingletonManager
{
public:
static void Configure(const TSingletonsConfigPtr& config);
static void Reconfigure(const TSingletonsDynamicConfigPtr& dynamicConfig);
static TSingletonsConfigPtr GetConfig();
static TSingletonsDynamicConfigPtr GetDynamicConfig();
};
////////////////////////////////////////////////////////////////////////////////
} // namespace NYT
#define CONFIGURABLE_SINGLETON_DEF_INL_H_
#include "configurable_singleton_def-inl.h"
#undef CONFIGURABLE_SINGLETON_DEF_INL_H_
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