sync_demo

Documentation

Index

• type GetterFunc
• type SingleMap
  • func NewSingleMap(getterFunc GetterFunc) *SingleMap
  • func (s *SingleMap) Get(key string) (string, error)

Types

type GetterFunc

type GetterFunc func(key string) string

type SingleMap

type SingleMap struct {
	// data store
	*sync.Map

	// 防止缓存击穿 avoid cache breakdown
	*singleflight.Group
	// contains filtered or unexported fields
}

SingleMap 避免缓存击穿的map

func NewSingleMap

func NewSingleMap(getterFunc GetterFunc) *SingleMap

func (*SingleMap) Get

func (s *SingleMap) Get(key string) (string, error)