Function GetValue

store.go:187–224

Get a key-value from a Graviton tree

(t string, key []byte)

// Get a key-value from a Graviton tree
func GetValue(t string, key []byte) (result []byte, err error) {
	result = []byte("")

	if t == "" {
		err = errors.New("error: missing graviton tree input")
		return
	} else if key == nil {
		err = errors.New("error: missing graviton key input")
		return
	}

	shard, err := GetShard()
	if err != nil {
		return
	}

	store, err := graviton.NewDiskStore(shard)
	if err != nil {
		return
	}

	ss, err := store.LoadSnapshot(0)
	if err != nil {
		return
	}

	tree, err := ss.GetTree(t)
	if err != nil {
		return
	}

	result, err = tree.Get(key)
	if err != nil {
		return
	}

	return
}

// Get an encrypted key-value from a Graviton tree and then decrypt it
// Requires the user to have an active wallet open