class _AlienSession:
def __init__(self, specifier: AlienSessionSpecifier) -> None:
assert specifier.source_node_id is not None
self._specifier = specifier
self._reassembler = AlienTransferReassembler(specifier.source_node_id)
def update(self, timestamp: Timestamp, frame: UDPFrame) -> typing.Optional[Trace]:
tid_timeout = self._reassembler.transfer_id_timeout
tr = self._reassembler.process_frame(timestamp, frame)
if isinstance(tr, TransferReassembler.Error):
return UDPErrorTrace(timestamp=timestamp, error=tr)
if isinstance(tr, TransferFrom):
meta = AlienTransferMetadata(tr.priority, tr.transfer_id, self._specifier)
return TransferTrace(timestamp, AlienTransfer(meta, tr.fragmented_payload), tid_timeout)
assert tr is None
return None
def __init__(self, specifier: AlienSessionSpecifier) -> None:
assert specifier.source_node_id is not None
self._specifier = specifier
self._reassembler = AlienTransferReassembler(specifier.source_node_id)
def __init__(self, specifier: AlienSessionSpecifier) -> None:
self._specifier = specifier
src = specifier.source_node_id
self._reassembler = AlienTransferReassembler(
src) if src is not None else None