lru

package

v0.0.0-...-1173c81 Latest Latest Go to latest Published: Feb 25, 2023 License: MIT Imports: 1 Imported by: 0

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type Cache struct {

	// optiinal , evict key callback func
	OnEvicted func(key string, value Value)
	// contains filtered or unexported fields
}

LRU Cache, not safe for concurrent access. LRU = hashmap + dual

func New(maxBytes int64, onEvicted func(string, Value)) *Cache

func (c *Cache) EvictKey()

Evict key which access less than usual

func (c *Cache) Get(key string) (value Value, ok bool)

func (c *Cache) Len() int

func (c *Cache) Set(key string, value Value)

Set key if exist

type Value interface {
	Len() int
}