richardstartin commented on code in PR #8563: URL: https://github.com/apache/pinot/pull/8563#discussion_r854908612
########## pinot-common/src/main/java/org/apache/pinot/common/function/FunctionInvoker.java: ########## @@ -124,7 +140,16 @@ public Class<?> getResultClass() { */ public Object invoke(Object[] arguments) { try { - return _method.invoke(_instance, arguments); + if (_method.isVarArgs()) { + Class<?> parameterBaseClass = _parameterClasses[0].getComponentType(); + // Convert arguments to base class + Class<?> klass = Arrays.stream(_method.getParameterTypes()).findFirst().get().getComponentType(); Review Comment: Support for varargs will already impose overheads, but streaming the parameter types will be unacceptably slow. This operation should be performed once and cached in the `FunctionInvoker`. It's probably better to store a prototype array in a field too, which you can just clone at invocation time. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: commits-unsubscr...@pinot.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: commits-unsubscr...@pinot.apache.org For additional commands, e-mail: commits-h...@pinot.apache.org