lru

package

v0.0.0-...-dcebd05 Latest Latest Go to latest Published: Apr 20, 2022 License: Apache-2.0 Imports: 3 Imported by: 0

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type Cache struct {
	// contains filtered or unexported fields
}

Cache LRU缓存

func New(maxBytes int, onEvicted func(key string, value Value)) *Cache

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

Add 添加数据到缓存

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

Get 获取缓存的值

func (c *Cache) Len() int

Len 返回数据数量

func (c *Cache) Remove(key string)

Remove 移除某个键

type Value interface {
	Len() int
	Expire() time.Time
}

Value 用于计算值占用了多少字节和过期时间