Method ClearWithFuncLock

zutils/shard_lock_map.go:284–293

ClearWithFuncLock clears all items with a callback function executed under lock. WARNING: Do not perform operations on the container within onClear to avoid deadlocks.

(onClear func(key string, val interface{}))

// ClearWithFuncLock clears all items with a callback function executed under lock.
// WARNING: Do not perform operations on the container within onClear to avoid deadlocks.
func (slm ShardLockMaps) ClearWithFuncLock(onClear func(key string, val interface{})) {
	for _, shard := range slm.shards {
		shard.Lock()
		for key, val := range shard.items {
			onClear(key, val)
		}
		shard.items = make(map[string]interface{})
		shard.Unlock()
	}
}

// IsEmpty checks if map is empty.
func (slm ShardLockMaps) IsEmpty() bool {