filecache

package

v0.4.0-rc3 Latest Latest Go to latest Published: Mar 15, 2016 License: MIT Imports: 12 Imported by: 0

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var (
	ErrBadPath = errors.New("bad path")
	ErrIsDir   = errors.New("is directory")
)

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var (
	ErrFileTooLarge    = errors.New("file too large for cache")
	ErrFileDisappeared = errors.New("file disappeared")
)

This section is empty.

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

func NewCache(root string) (ret *Cache, err error)

func (me *Cache) Info() (ret CacheInfo)

func (me *Cache) OpenFile(path string, flag int) (ret *File, err error)

func (me *Cache) Remove(path string) (err error)

func (me *Cache) SetCapacity(capacity int64)

func (me *Cache) TrimToCapacity()

func (me *Cache) WalkItems(cb func(ItemInfo))

Calls the function for every item known to the cache. The ItemInfo should not be modified.

type CacheInfo struct {
	Capacity int64
	Filled   int64
	NumItems int
}

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

func (me *File) Close() error

func (me *File) Read(b []byte) (n int, err error)

func (me *File) ReadAt(b []byte, off int64) (n int, err error)

func (me *File) Remove() (err error)

func (me *File) Seek(offset int64, whence int) (ret int64, err error)

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

func (me *File) Write(b []byte) (n int, err error)

type ItemInfo struct {
	Accessed time.Time
	Size     int64
	Path     string
}

type Iterator interface {
	Next() Iterator
	Value() interface{}
}