Pdu Listener Module

class mtf.network_port.pdu_listener.PduListener

Listens for PDU messages on a specified channel, frame, and PDU name.

__init__(channel_name: str, frame_id: str, pdu_name: str, on_change: bool)

classmethod get_listener(channel_name: str, frame_id: str, pdu_name: str, on_change: bool)

Retrieves the singleton instance of the PduListener for specified channel, frame, and PDU name.

Args:

channel_name (str): The name of the channel to listen for PDUs. frame_id (str): The frame identifier within the specified channel. pdu_name (str): The name of the PDU to monitor. on_change (bool): Indicates whether to trigger the listener only on value changes.

Returns:

PduListener: The singleton instance of PduListener configured with the specified parameters.

start_pdu_listener(callback=None)

Start the PDU listener with an optional callback.

Parameters:

callback – Optional callback function to be called on PDU change.

stop_pdu_listener()

Stop the PDU listener.

get_history()

Get the history of PDUs.

Returns:

List of PDUs that have been recorded.

clear_history()

Clear the history of PDUs.