question: public static < T > T decodeFromBase64 ( Coder < T > coder , String encodedValue ) throws CoderException { return decodeFromSafeStream ( coder , new ByteArrayInputStream ( Base64 . decodeBase64 ( encodedValue ) ) , Coder . Context . OUTER ) ; }
target:  Parses a value from a base64-encoded String using the given coder.