Method GetWithExpirationAndBuf

cache.go:275–282

GetWithExpirationAndBuf copies the value to the buf and gets with expiration or returns a not found error. This method doesn't allocate memory when the capacity of buf is greater or equal to value.

(key []byte, buf []byte)

// GetWithExpirationAndBuf copies the value to the buf and gets with expiration or returns a not found error.
// This method doesn't allocate memory when the capacity of buf is greater or equal to value.
func (cache *Cache) GetWithExpirationAndBuf(key []byte, buf []byte) (value []byte, expireAt uint32, err error) {
	hashVal := hashFunc(key)
	segID := hashVal & segmentAndOpVal
	cache.locks[segID].Lock()
	value, expireAt, err = cache.segments[segID].get(key, buf, hashVal, false)
	cache.locks[segID].Unlock()
	return
}

// TTL returns the TTL time left for a given key or a not found error.
func (cache *Cache) TTL(key []byte) (timeLeft uint32, err error) {