file

Documentation

Index

• func ResetFileInfoCache()
• type FileType
• type Info
  • func GetFileInfo(fs []string, mustexisted bool, notdir bool, statbysearchdir bool) ([]*Info, error)
  • func GetFileInfoByEnumDir(fp string) *Info
  • func Lstat(fp string) *Info
  • func Stat(fp string) *Info
  • func Uniq(input []*Info) []*Info
  • func (i *Info) Basic() os.FileInfo
  • func (i *Info) Batch() (bool, int64, int64, uint32)
  • func (i *Info) Error() error
  • func (i *Info) Exist() bool
  • func (i *Info) Key() string
  • func (i *Info) Md5() (string, error)
  • func (i *Info) Mode32() uint32
  • func (i *Info) ModifyTime() int64
  • func (i *Info) ModifyTime64() int64
  • func (i *Info) Path() string
  • func (i *Info) Size() int64

Functions

func ResetFileInfoCache

func ResetFileInfoCache()

Types

type FileType

type FileType int

const (
	Unknown FileType = 0

	RealFile FileType = 10
	RealDir  FileType = 11
	LinkFile FileType = 12
	LinkDir  FileType = 13
)

type Info

type Info struct {
	LinkTarget string
	FileType   FileType
	// contains filtered or unexported fields
}

Info describe the os.FileInfo and handle some actions

func GetFileInfo

func GetFileInfo(fs []string, mustexisted bool, notdir bool, statbysearchdir bool) ([]*Info, error)

支持并发read，但会有重复Stat操作，考虑并发和去重的平衡

func GetFileInfoByEnumDir

func GetFileInfoByEnumDir(fp string) *Info

get file info by enum dir TODO : not ok for linux, do not call in linux

func Lstat

func Lstat(fp string) *Info

Lstat do the os.Lstat and return an Info

func Stat

func Stat(fp string) *Info

Stat do the os.Stat and return an Info

func Uniq

func Uniq(input []*Info) []*Info

func (*Info) Basic

func (i *Info) Basic() os.FileInfo

Basic return the origin os.FileInfo

func (*Info) Batch

func (i *Info) Batch() (bool, int64, int64, uint32)

Batch return Exist, Size, ModifyTime64, Mode32 in one call.

func (*Info) Error

func (i *Info) Error() error

Error return the os.Stat/os.Lstat error

func (*Info) Exist

func (i *Info) Exist() bool

Exist check if the file is exist

func (*Info) Key

func (i *Info) Key() string

Key return the uniq key of this file info

func (*Info) Md5

func (i *Info) Md5() (string, error)

Md5 return the md5 of this file

func (*Info) Mode32

func (i *Info) Mode32() uint32

Mode32 return the file mode

func (*Info) ModifyTime

func (i *Info) ModifyTime() int64

ModifyTime return the nano-second of this file's mod time

func (*Info) ModifyTime64

func (i *Info) ModifyTime64() int64

ModifyTime64 return the ModifyTime as int64

func (*Info) Path

func (i *Info) Path() string

Path return the file path

func (*Info) Size

func (i *Info) Size() int64

Size return the file size