Github user lei-xia commented on a diff in the pull request:
https://github.com/apache/helix/pull/159#discussion_r177534964
--- Diff:
helix-core/src/main/java/org/apache/helix/manager/zk/CallbackHandler.java ---
@@ -153,7 +195,12 @@ private void parseListenerProperties() {
BatchMode batchMode =
_listener.getClass().getAnnotation(BatchMode.class);
PreFetch preFetch = _listener.getClass().getAnnotation(PreFetch.class);
- String asyncBatchModeEnabled =
System.getProperty("isAsyncBatchModeEnabled");
+ String asyncBatchModeEnabled =
System.getProperty("helix.callbackhandler.isAsyncBatchModeEnabled");
--- End diff --
it is backcompatible, the code reads
""helix.callbackhandler.isAsyncBatchModeEnabled"" first, if it is not set, it
reads "isAsyncBatchModeEnabled" instead (see the lines 199-202 following)
---
