parseSymmetricKey abstract method

SymmetricKey? parseSymmetricKey(
  1. Mapping key
)

Parses a serialized Map into a SymmetricKey instance.

key is the serialized key data (matches the Map format defined in SymmetricKey).

Returns a SymmetricKey instance, or null if parsing/validation fails.

Implementation

SymmetricKey? parseSymmetricKey(Mapping key);