utils

Documentation

Index

• Variables
• func Copy(dst io.Writer, src io.Reader) (err error)
• func GetBuffer() *bytes.Buffer
• func GetBytes(size int) []byte
• func PutBuffer(b *bytes.Buffer)
• func PutBytes(b []byte)
• func Relay(local, remote io.ReadWriter)
• type Cache
  • func NewCache() *Cache
  • func (c *Cache) Add(domain string, mark interface{})
  • func (c *Cache) Get(domain string) (interface{}, bool)
• type LRU
  • func NewLru[K, V any](capacity int, timeout time.Duration) *LRU[K, V]
  • func (l *LRU[K, V]) Add(key K, value V)
  • func (l *LRU[K, V]) Delete(key K)
  • func (l *LRU[K, V]) Load(key K) (v V, ok bool)
• type Pool
• type Unit
  • func ReducedUnit(byte float64) (result float64, unit Unit)
  • func (u Unit) String() string

Variables

var DefaultSize = 16 * 0x400

Functions

func Copy

func Copy(dst io.Writer, src io.Reader) (err error)

func GetBuffer

func GetBuffer() *bytes.Buffer

func GetBytes

func GetBytes(size int) []byte

func PutBuffer

func PutBuffer(b *bytes.Buffer)

func PutBytes

func PutBytes(b []byte)

func Relay

func Relay(local, remote io.ReadWriter)

Relay pipe

Types

type Cache

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

Cache use map save history

func NewCache

func NewCache() *Cache

NewCache create new cache

func (*Cache) Add

func (c *Cache) Add(domain string, mark interface{})

Add .

func (*Cache) Get

func (c *Cache) Get(domain string) (interface{}, bool)

Get .

type LRU

type LRU[K, V any] struct {
	// contains filtered or unexported fields
}

LRU Least Recently Used

func NewLru

func NewLru[K, V any](capacity int, timeout time.Duration) *LRU[K, V]

NewLru create new lru cache

func (*LRU[K, V]) Add

func (l *LRU[K, V]) Add(key K, value V)

func (*LRU[K, V]) Delete

func (l *LRU[K, V]) Delete(key K)

Delete delete a key from cache

func (*LRU[K, V]) Load

func (l *LRU[K, V]) Load(key K) (v V, ok bool)

type Pool

type Pool interface {
	GetBytes(size int) []byte
	PutBytes(b []byte)

	GetBuffer() *bytes.Buffer
	PutBuffer(b *bytes.Buffer)
}

var DefaultPool Pool = &pool{}

type Unit

type Unit int

Unit .

var (
	//B .
	B Unit = 0
	//KB .
	KB Unit = 1
	//MB .
	MB Unit = 2
	//GB .
	GB Unit = 3
	//TB .
	TB Unit = 4
	//PB .
	PB Unit = 5
)

func ReducedUnit

func ReducedUnit(byte float64) (result float64, unit Unit)

ReducedUnit .

func (Unit) String

func (u Unit) String() string