sm/cache
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Cleaner bucket selection

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This commit is contained in:
Patrick Mylund Nielsen 2012-06-22 09:33:27 +01:00
parent 52c269d8ae
commit bf97a87cc7
1 changed files with 10 additions and 10 deletions
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20
cache.go
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@ -333,43 +333,43 @@ type shardedCache struct {
janitor *shardedJanitor
}
func (sc *shardedCache) index(k string) uint32 {
func (sc *shardedCache) bucket(k string) *cache {
h := fnv.New32()
h.Write([]byte(k))
n := binary.BigEndian.Uint32(h.Sum(nil))
return n % sc.m
return sc.cs[n % sc.m]
}
func (sc *shardedCache) Set(k string, x interface{}, d time.Duration) {
sc.cs[sc.index(k)].Set(k, x, d)
sc.bucket(k).Set(k, x, d)
}
func (sc *shardedCache) Add(k string, x interface{}, d time.Duration) error {
return sc.cs[sc.index(k)].Add(k, x, d)
return sc.bucket(k).Add(k, x, d)
}
func (sc *shardedCache) Replace(k string, x interface{}, d time.Duration) error {
return sc.cs[sc.index(k)].Replace(k, x, d)
return sc.bucket(k).Replace(k, x, d)
}
func (sc *shardedCache) Get(k string) (interface{}, bool) {
return sc.cs[sc.index(k)].Get(k)
return sc.bucket(k).Get(k)
}
func (sc *shardedCache) Increment(k string, n int64) error {
return sc.cs[sc.index(k)].Increment(k, n)
return sc.bucket(k).Increment(k, n)
}
func (sc *shardedCache) IncrementFloat(k string, n float64) error {
return sc.cs[sc.index(k)].IncrementFloat(k, n)
return sc.bucket(k).IncrementFloat(k, n)
}
func (sc *shardedCache) Decrement(k string, n int64) error {
return sc.cs[sc.index(k)].Decrement(k, n)
return sc.bucket(k).Decrement(k, n)
}
func (sc *shardedCache) Delete(k string) {
sc.cs[sc.index(k)].Delete(k)
sc.bucket(k).Delete(k)
}
func (sc *shardedCache) DeleteExpired() {