A JsonKeyCodec[A] instance has the ability to decode and encode JSON keys to/from values of type A, potentially failing with an error if the JSON input is not a key or does not encode a value of the given type or A cannot be encoded properly according to RFC-8259 requirements.
Attempts to decode a value of type A from the specified JsonReader, but may fail with JsonReaderException error if the JSON input is not a key or does not encode a value of this type.
Attempts to decode a value of type A from the specified JsonReader, but may fail with JsonReaderException error if the JSON input is not a key or does not encode a value of this type.
Value parameters
in
an instance of JsonReader which provide an access to the JSON input to parse a JSON key to value of type A
Encodes the specified value using provided JsonWriter as a JSON key, but may fail with JsonWriterException if it cannot be encoded properly according to RFC-8259 requirements.
Encodes the specified value using provided JsonWriter as a JSON key, but may fail with JsonWriterException if it cannot be encoded properly according to RFC-8259 requirements.
Value parameters
out
an instance of JsonWriter which provides access to JSON output to serialize the specified value as a JSON key