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neko-custom/server/internal/utils/map.go
2020-01-13 08:05:38 +00:00

26 lines
426 B
Go

package utils
import (
"sync"
"sync/atomic"
)
type CountedSyncMap struct {
sync.Map
len uint64
}
func (m *CountedSyncMap) CountedDelete(key interface{}) {
m.Delete(key)
atomic.AddUint64(&m.len, ^uint64(0))
}
func (m *CountedSyncMap) CountedStore(key, value interface{}) {
m.Store(key, value)
atomic.AddUint64(&m.len, uint64(1))
}
func (m *CountedSyncMap) CountedLen() uint64 {
return atomic.LoadUint64(&m.len)
}