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41 lines
595 B
Go
41 lines
595 B
Go
package datanode
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import (
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"sync"
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)
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type Cache struct {
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cacheMu sync.RWMutex
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cacheMap map[UniqueID]bool
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}
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func newCache() *Cache {
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return &Cache{
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cacheMap: make(map[UniqueID]bool),
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}
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}
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func (c *Cache) checkIfCached(key UniqueID) bool {
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c.cacheMu.Lock()
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defer c.cacheMu.Unlock()
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_, ok := c.cacheMap[key]
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return ok
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}
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func (c *Cache) Cache(segID UniqueID) {
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c.cacheMu.Lock()
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defer c.cacheMu.Unlock()
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c.cacheMap[segID] = true
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}
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func (c *Cache) Remove(segIDs ...UniqueID) {
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c.cacheMu.Lock()
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defer c.cacheMu.Unlock()
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for _, id := range segIDs {
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delete(c.cacheMap, id)
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}
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}
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