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38 lines
769 B
38 lines
769 B
package lru
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func NewSlotLRU[K comparable, V any](slotNum int, hash func(K) uint64, create func() LRU[K, V]) LRU[K, V] {
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x := &slotLRU[K, V]{
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n: uint64(slotNum),
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slots: make([]LRU[K, V], slotNum),
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hash: hash,
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}
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for i := 0; i < slotNum; i++ {
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x.slots[i] = create()
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}
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return x
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}
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type slotLRU[K comparable, V any] struct {
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n uint64
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slots []LRU[K, V]
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hash func(k K) uint64
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}
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func (x *slotLRU[K, V]) getIndex(k K) uint64 {
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return x.hash(k) % x.n
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}
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func (x *slotLRU[K, V]) Get(key K, fetch func() (V, error)) (V, error) {
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return x.slots[x.getIndex(key)].Get(key, fetch)
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}
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func (x *slotLRU[K, V]) Del(key K) bool {
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return x.slots[x.getIndex(key)].Del(key)
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}
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func (x *slotLRU[K, V]) Stop() {
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for _, slot := range x.slots {
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slot.Stop()
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}
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}
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