disk

type EvictCallback ¶

type EvictCallback func(key Key, value SizedItem)

EvictCallback is the type of callbacks that are invoked when items are evicted.

type Key ¶

type Key interface{}

type SizedItem ¶

type SizedItem interface {
	Size() int64
}

type SizedLRU ¶

type SizedLRU interface {
	Add(key Key, value SizedItem) (ok bool)
	Get(key Key) (value SizedItem, ok bool)
	Remove(key Key)
	Len() int
	CurrentSize() int64
	MaxSize() int64
}

SizedLRU is an LRU cache that will keep its total size below maxSize by evicting items. SizedLRU is not thread-safe.

func NewSizedLRU(maxSize int64, onEvict EvictCallback) SizedLRU