8.26.7 When a closing handshake request is sent
The following figure shows the trace collection points in WebSocket.
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The following table describes the event IDs, trace levels, trace collection points, and information that can be collected.
Event ID |
No. in the figures# |
Level |
Trace acquisition points |
Information that you can acquire |
||
---|---|---|---|---|---|---|
Interface name |
Operation name |
Optional |
||||
0xE112 |
14 |
A |
Immediately before the WebSocket frame transmission processing starts |
WRITE |
-- |
-- |
0xE113 |
15 |
A |
Immediately after the WebSocket frame transmission processing is complete |
WRITE |
-- |
|
0xE146 |
21 |
A |
Immediately before the start of processing after receiving or sending a closing handshake request |
CLOSE |
Cause of disconnection |
-- |
0xE147 |
24 |
A |
Immediately after the completion of processing after receiving or sending a closing handshake request |
CLOSE |
Cause of disconnection |
|
0xE12A |
22 |
A |
Immediately before invoking a method annotated with @OnClose or the onClose method of the javax.websocket.Endpoint implementation class |
Class name of the endpoint |
Method name |
-- |
0xE12B |
23 |
A |
Immediately after the processing of a method annotated with @OnClose or of the onClose method of the javax.websocket.Endpoint implementation class is complete |
Class name of the endpoint |
Method name |
|
0xE136 |
25 |
A |
Immediately after the javax.websocket.Session.close method is invoked |
javax.websocket.Session |
Method name (argument type) |
Destination session ID |
0xE137 |
26 |
A |
Immediately before the return of the javax.websocket.Session.close method |
javax.websocket.Session |
Method name (argument type) |
|
- Legend:
-
A: Standard
--: Not applicable
- #
-
Corresponds to the numbers in Figure 8-108.