* sse: change retry instruction to 5s

Signed-off-by: neo <[email protected]>

Author: neowu

CHANGELOG.md

@@ -7,6 +7,8 @@
   > due to vulnerability of old versions, has to update to latest despite potential memory consumption is higher
 * sse: support method PUT/POST with body
 * sse: channel.close() now closes sse connection gracefully
+* sse: change retry instruction to 5s
+  > in cloud env, we set backend timeout to around 620s, and let client (js) reconnect every 600s
 
 ### 9.1.5 (11/11/2024 - 01/22/2025)
 

core-ng/src/main/java/core/framework/internal/web/sse/ServerSentEventHandler.java

@@ -96,7 +96,7 @@ void handle(HttpServerExchange exchange, StreamSinkChannel sink) {
             support.context.add(channel);
             exchange.addExchangeCompleteListener(new ServerSentEventCloseHandler<>(logManager, channel, support.context));
 
-            channel.send("retry: 15000\n\n");    // set browser retry to 15s
+            channel.send("retry: 5000\n\n");    // set browser retry to 5s
 
             request.session = ReadOnlySession.of(sessionManager.load(request, actionLog));
             String lastEventId = exchange.getRequestHeaders().getLast(LAST_EVENT_ID);