dfpool

Documentation

Index

• type File
  • func Open(path string, flag int, perm os.FileMode, ttl ...time.Duration) (file *File, err error)
  • func (that *File) Close() error
  • func (that *File) Stat() (os.FileInfo, error)
• type Pool
  • func New(path string, flag int, perm os.FileMode, ttl ...time.Duration) *Pool
  • func (that *Pool) Close()
  • func (that *Pool) File() (*File, error)

Types

type File

type File struct {
	*os.File //基础的文件句柄
	// contains filtered or unexported fields
}

File 文件对象

func Open

func Open(path string, flag int, perm os.FileMode, ttl ...time.Duration) (file *File, err error)

Open 打开一个文件，并创建该文件的指针池，返回该文件的句柄

func (*File) Close

func (that *File) Close() error

Close 关闭文件指针对象池

func (*File) Stat

func (that *File) Stat() (os.FileInfo, error)

type Pool

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

Pool 文件指针池子

func New

func New(path string, flag int, perm os.FileMode, ttl ...time.Duration) *Pool

New 新建并返回一个文件指针池 Note the expiration logic: ttl = 0 : not expired; ttl < 0 : immediate expired after use; ttl > 0 : timeout expired; It is not expired in default.

func (*Pool) Close

func (that *Pool) Close()

Close 关闭当前文件指针池

func (*Pool) File

func (that *Pool) File() (*File, error)

File 从文件池中获取文件的指针