Kbase P120881: Is it possible to use object methods as callbacks?
| Autor |
Progress Software Corporation - Progress |
| Acesso |
Público |
| Publicação |
23/11/2010 |
|
Status: Unverified
GOAL:
Is it possible to use object methods as callbacks?
GOAL:
How to use an object method as a callback for the XML SAX parser?
GOAL:
How to use an object method as a callback for socket connect operations?
GOAL:
How to use an object method as a callback for socket read operations?
GOAL:
How to use an object method as a callback for receiving the response to an asynchronous AppServer request?
FACT(s) (Environment):
OpenEdge 10.1A
OpenEdge 10.1B
FIX:
As of this writing, the ABL language does not support using object methods for all available mechanisms that allow using callbacks.
For example, the following constructs do not yet allow object methods as callbacks:
- SET-CONNECT-PROCEDURE
- SET-READ-RESPONSE-PROCEDURE
- SaxReader:HANDLER (for SAX-PARSE callbacks)
- RUN ASYNCHRONOUS EVENT-PROCEDURE ... IN ...