lfu

Documentation

Index

• type Core
  • func NewLFUCore(opts ...Option) *Core
  • func (c *Core) Add(key eliminate.Key, value eliminate.Value)
  • func (c *Core) Clear()
  • func (c *Core) Get(key eliminate.Key) (eliminate.Value, bool)
  • func (c *Core) Name() string
  • func (c *Core) Remove(key eliminate.Key)
  • func (c *Core) RemoveLowFrequency()
• type Option
  • func WithEvictFunc(evict eliminate.EvictFunc) Option
  • func WithMaxSize(size int) Option
• type Options

Types

type Core

type Core struct {
	eliminate.Core
	// contains filtered or unexported fields
}

Core is not safe under concurrent scene

func NewLFUCore

func NewLFUCore(opts ...Option) *Core

NewLFUCore will new a strategy object based on LFU algorithm

func (*Core) Add

func (c *Core) Add(key eliminate.Key, value eliminate.Value)

func (*Core) Clear

func (c *Core) Clear()

func (*Core) Get

func (c *Core) Get(key eliminate.Key) (eliminate.Value, bool)

func (*Core) Name

func (c *Core) Name() string

func (*Core) Remove

func (c *Core) Remove(key eliminate.Key)

func (*Core) RemoveLowFrequency

func (c *Core) RemoveLowFrequency()

type Option

type Option func(o *Options)

func WithEvictFunc

func WithEvictFunc(evict eliminate.EvictFunc) Option

WithEvictFunc define evict function execute when delete entity

func WithMaxSize

func WithMaxSize(size int) Option

WithMaxSize define max size of core

type Options

type Options struct {
	MaxSize   int
	OnEvicted eliminate.EvictFunc
}