cache::LruCacheWrapper< Key, Value, Hash, Equal > Class Template Reference

Table of Contents

• Detailed Description
• Public Types
• Public Member Functions
• Member Typedef Documentation
• Cache
• ReadMode
• Constructor & Destructor Documentation
• LruCacheWrapper()
• Member Function Documentation
• Get()
• GetCache()
• GetOptional()
• InvalidateByKey()
• UpdateInBackground()

Detailed Description

template<typename Key, typename Value, typename Hash = std::hash<Key>, typename Equal = std::equal_to<Key>>
class cache::LruCacheWrapper< Key, Value, Hash, Equal >

Definition at line 387 of file expirable_lru_cache.hpp.

Public Types
using	Cache = ExpirableLruCache<Key, Value, Hash, Equal>
using	ReadMode = typename Cache::ReadMode

Public Member Functions
	LruCacheWrapper (std::shared_ptr< Cache > cache, typename Cache::UpdateValueFunc update_func)
Value	Get (const Key &key, ReadMode read_mode=ReadMode::kUseCache)
	Get cached value or evaluates if "key" is missing in cache.
std::optional< Value >	GetOptional (const Key &key)
	Get cached value or "nullopt" if "key" is missing in cache.
void	InvalidateByKey (const Key &key)
void	UpdateInBackground (const Key &key)
	Update cached value in background.
std::shared_ptr< Cache >	GetCache ()
	Get raw cache. For internal use.

Member Typedef Documentation

Cache

template<typename Key , typename Value , typename Hash = std::hash<Key>, typename Equal = std::equal_to<Key>>

using cache::LruCacheWrapper< Key, Value, Hash, Equal >::Cache = ExpirableLruCache<Key, Value, Hash, Equal>

Definition at line 389 of file expirable_lru_cache.hpp.

ReadMode

template<typename Key , typename Value , typename Hash = std::hash<Key>, typename Equal = std::equal_to<Key>>

using cache::LruCacheWrapper< Key, Value, Hash, Equal >::ReadMode = typename Cache::ReadMode

Definition at line 390 of file expirable_lru_cache.hpp.

Constructor & Destructor Documentation

LruCacheWrapper()

template<typename Key , typename Value , typename Hash = std::hash<Key>, typename Equal = std::equal_to<Key>>

cache::LruCacheWrapper< Key, Value, Hash, Equal >::LruCacheWrapper ( std::shared_ptr< Cache > cache, typename Cache::UpdateValueFunc update_func )

inline

Definition at line 392 of file expirable_lru_cache.hpp.

Member Function Documentation

Get()

template<typename Key , typename Value , typename Hash = std::hash<Key>, typename Equal = std::equal_to<Key>>

Value cache::LruCacheWrapper< Key, Value, Hash, Equal >::Get ( const Key & key, ReadMode read_mode = ReadMode::kUseCache )

inline

Get cached value or evaluates if "key" is missing in cache.

Definition at line 397 of file expirable_lru_cache.hpp.

GetCache()

template<typename Key , typename Value , typename Hash = std::hash<Key>, typename Equal = std::equal_to<Key>>

std::shared_ptr< Cache > cache::LruCacheWrapper< Key, Value, Hash, Equal >::GetCache ( )

inline

Get raw cache. For internal use.

Definition at line 414 of file expirable_lru_cache.hpp.

GetOptional()

template<typename Key , typename Value , typename Hash = std::hash<Key>, typename Equal = std::equal_to<Key>>

std::optional< Value > cache::LruCacheWrapper< Key, Value, Hash, Equal >::GetOptional ( const Key & key )

inline

Get cached value or "nullopt" if "key" is missing in cache.

Definition at line 402 of file expirable_lru_cache.hpp.

InvalidateByKey()

template<typename Key , typename Value , typename Hash = std::hash<Key>, typename Equal = std::equal_to<Key>>

void cache::LruCacheWrapper< Key, Value, Hash, Equal >::InvalidateByKey ( const Key & key )

inline

Definition at line 406 of file expirable_lru_cache.hpp.

UpdateInBackground()

template<typename Key , typename Value , typename Hash = std::hash<Key>, typename Equal = std::equal_to<Key>>

void cache::LruCacheWrapper< Key, Value, Hash, Equal >::UpdateInBackground ( const Key & key )

inline

Update cached value in background.

Definition at line 409 of file expirable_lru_cache.hpp.

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The documentation for this class was generated from the following file:

• userver/cache/expirable_lru_cache.hpp