README
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cache
A golang memcache with LRU to swap
Install
go get github.com/g4zhuj/cache
Usage
init
// If maxItemSize is zero, the cache has no limit.
var cache Cache
maxSize = 1024
cache = NewMemCache(maxSize)
Get
value, ok := cache.Get("key")
Set
cache.Set("key", "value")
Delete
cache.Delete("delKey")
Status
status := cache.Status()
fmt.Println("Gets Count: ", status.Gets)
fmt.Println("Hits Count: ", status.Hits)
fmt.Println("MaxItemSize: ", status.MaxItemSize)
fmt.Println("CurrentSize: ", status.CurrentSize)
Documentation
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Index ¶
Constants ¶
This section is empty.
Variables ¶
This section is empty.
Functions ¶
This section is empty.
Types ¶
type Cache ¶
type Cache interface {
Set(key string, value interface{})
Get(key string) (interface{}, bool)
Delete(key string)
Status() *CacheStatus
}
this is a interface which defines some common functions
type CacheStatus ¶
return status of chache
type MemCache ¶
type MemCache struct {
// contains filtered or unexported fields
}
MemCache is an LRU cache. It is safe for concurrent access.
func NewMemCache ¶
NewMemCache If maxItemSize is zero, the cache has no limit. if maxItemSize is not zero, when cache's size beyond maxItemSize,start to swap
func (*MemCache) RemoveOldest ¶
func (c *MemCache) RemoveOldest()
RemoveOldest remove the oldest key
func (*MemCache) Status ¶
func (c *MemCache) Status() *CacheStatus
Status return the status of cache
Source Files
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