You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
38 lines
769 B
38 lines
769 B
9 months ago
|
package lru
|
||
|
|
|
||
|
|
func NewSlotLRU[K comparable, V any](slotNum int, hash func(K) uint64, create func() LRU[K, V]) LRU[K, V] {
|
||
|
|
x := &slotLRU[K, V]{
|
||
|
|
n: uint64(slotNum),
|
||
|
|
slots: make([]LRU[K, V], slotNum),
|
||
|
|
hash: hash,
|
||
|
|
}
|
||
|
|
for i := 0; i < slotNum; i++ {
|
||
|
|
x.slots[i] = create()
|
||
|
|
}
|
||
|
|
return x
|
||
|
|
}
|
||
|
|
|
||
|
|
type slotLRU[K comparable, V any] struct {
|
||
|
|
n uint64
|
||
|
|
slots []LRU[K, V]
|
||
|
|
hash func(k K) uint64
|
||
|
|
}
|
||
|
|
|
||
|
|
func (x *slotLRU[K, V]) getIndex(k K) uint64 {
|
||
|
|
return x.hash(k) % x.n
|
||
|
|
}
|
||
|
|
|
||
|
|
func (x *slotLRU[K, V]) Get(key K, fetch func() (V, error)) (V, error) {
|
||
|
|
return x.slots[x.getIndex(key)].Get(key, fetch)
|
||
|
|
}
|
||
|
|
|
||
|
|
func (x *slotLRU[K, V]) Del(key K) bool {
|
||
|
|
return x.slots[x.getIndex(key)].Del(key)
|
||
|
|
}
|
||
|
|
|
||
|
|
func (x *slotLRU[K, V]) Stop() {
|
||
|
|
for _, slot := range x.slots {
|
||
|
|
slot.Stop()
|
||
|
|
}
|
||
|
|
}
|