lru

package

v4.2.1+incompatible Latest Latest Go to latest Published: Jul 18, 2019 License: BSD-3-Clause, BSD-3-Clause Imports: 14 Imported by: 0

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type Cache struct {
	sync.Mutex
	// contains filtered or unexported fields
}

func NewLRU(ctx libkb.LRUContext, sz int, version int, exampleObj interface{}) *Cache

func (c *Cache) ClearMemory()

func (c *Cache) Get(ctx context.Context, lctx libkb.LRUContext, k libkb.LRUKeyer) (interface{}, error)

func (c *Cache) OnDbNuke(mctx libkb.MetaContext) error

func (c *Cache) OnLogout(mctx libkb.MetaContext) error

func (c *Cache) Put(ctx context.Context, lctx libkb.LRUContext, k libkb.LRUKeyer, v interface{}) error

type DiskLRU struct {
	sync.Mutex
	// contains filtered or unexported fields
}

DiskLRU maintains a cache of files on the disk in a LRU manner.

func NewDiskLRU(name string, version, maxSize int) *DiskLRU

func (d *DiskLRU) Clean(ctx context.Context, lctx libkb.LRUContext, cacheDir string) (err error)

func (d *DiskLRU) ClearMemory(ctx context.Context, lctx libkb.LRUContext)

func (d *DiskLRU) Flush(ctx context.Context, lctx libkb.LRUContext) error

func (d *DiskLRU) Get(ctx context.Context, lctx libkb.LRUContext, key string) (found bool, res DiskLRUEntry, err error)

func (d *DiskLRU) MaxSize() int

func (d *DiskLRU) Put(ctx context.Context, lctx libkb.LRUContext, key string, value interface{}) (evicted *DiskLRUEntry, err error)

func (d *DiskLRU) Remove(ctx context.Context, lctx libkb.LRUContext, key string) (err error)

func (d *DiskLRU) Size(ctx context.Context, lctx libkb.LRUContext) (int, error)

type DiskLRUEntry struct {
	Key          string
	Value        interface{}
	Ctime        time.Time
	LastAccessed time.Time
}