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package ccache
import (
"sync"
"time"
)
type bucket struct {
sync.RWMutex
lookup map[string]*Item
}
func (b *bucket) get(key string) *Item {
b.RLock()
defer b.RUnlock()
return b.lookup[key]
}
func (b *bucket) set(key string, value interface{}, duration time.Duration) (*Item, *Item) {
expires := time.Now().Add(duration).UnixNano()
item := newItem(key, value, expires)
b.Lock()
defer b.Unlock()
existing := b.lookup[key]
b.lookup[key] = item
return item, existing
}
func (b *bucket) delete(key string) *Item {
b.Lock()
defer b.Unlock()
item := b.lookup[key]
delete(b.lookup, key)
return item
}
func (b *bucket) clear() {
b.Lock()
defer b.Unlock()
b.lookup = make(map[string]*Item)
}
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