mirror of
https://github.com/openimsdk/open-im-server.git
synced 2025-11-04 03:13:15 +08:00
60 lines
1.5 KiB
Go
60 lines
1.5 KiB
Go
// Copyright © 2024 OpenIM. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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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]) Set(key K, value V) {
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x.slots[x.getIndex(key)].Set(key, value)
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}
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func (x *slotLRU[K, V]) SetHas(key K, value V) bool {
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return x.slots[x.getIndex(key)].SetHas(key, value)
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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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