IPWorks MQ 2020 Python Edition

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on_receipt_in Event

Fires when the class receives a receipt from the server.

Syntax

class STOMPReceiptInEventParams(object):
  @property
  def receipt_id() -> str: ...

# In class STOMP:
@property
def on_receipt_in() -> Callable[[STOMPReceiptInEventParams], None]: ...
@on_receipt_in.setter
def on_receipt_in(event_hook: Callable[[STOMPReceiptInEventParams], None]) -> None: ...

Remarks

This event fires anytime the class receives a receipt (that is, a confirmation that the server has received one or more frames) from the server. The ReceiptId parameter reflects the value of the receipt-id header in the incoming RECEIPT frame.

Note that receipts are cumulative, and a STOMP server is not required to send back discrete receipts for each frame it receives that has a receipt header. For example, if the class has sent four message frames with the following receipt header values (in chronological order):

  1. SEND-3
  2. SEND-4
  3. SEND-5
  4. SEND-6
then the server could, at some point, send back a single receipt with a receipt-id header value of SEND-5 to confirm that it has received the first three frames.

Refer to request_receipts for more information about receipts.

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IPWorks MQ 2020 Python Edition - Version 20.0 [Build 8155]