def encode_null(value: object) -> Optional[Payload]:
if value is None:
p: Payload = Payload()
p.metadata = {METADATA_ENCODING_KEY: METADATA_ENCODING_NULL}
p.data = bytes()
return p
else:
return None
def encode_binary(value: object) -> Optional[Payload]:
if isinstance(value, bytes):
p: Payload = Payload()
p.metadata = {METADATA_ENCODING_KEY: METADATA_ENCODING_RAW}
p.data = value
return p
else:
return None
def encode_json_string(value: object) -> Payload:
# TODO:
# mapper.configure(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS, false);
# mapper.registerModule(new JavaTimeModule());
# mapper.setVisibility(PropertyAccessor.FIELD, JsonAutoDetect.Visibility.ANY);
p: Payload = Payload()
p.metadata = {METADATA_ENCODING_KEY: METADATA_ENCODING_JSON}
p.data = json.dumps(value).encode("utf-8")
return p
def get_header(self) -> Header:
header_bytes = self.header.to_json().encode("utf-8") # type: ignore
header = Header()
header.fields[MUTABLE_MARKER_HEADER_KEY] = Payload(data=header_bytes)
return header
def to_payload(self, arg: object) -> Payload:
payload = Payload()
payload.metadata = {METADATA_ENCODING_KEY: b"PYTHON_PICKLE"}
payload.data = pickle.dumps(arg)
return payload