jerrypeng commented on a change in pull request #1758: Windowing for Pulsar
Functions
URL: https://github.com/apache/incubator-pulsar/pull/1758#discussion_r187530968
##########
File path:
pulsar-functions/instance/src/main/java/org/apache/pulsar/functions/instance/JavaInstance.java
##########
@@ -61,8 +67,21 @@ public JavaInstance(InstanceConfig config, Object
userClassObject,
// create the functions
if (userClassObject instanceof Function) {
this.function = (Function) userClassObject;
- } else {
- this.javaUtilFunction = (java.util.function.Function)
userClassObject;
+ } else if (userClassObject instanceof java.util.function.Function) {
+ Class<?>[] typeArgs = TypeResolver.resolveRawArguments(
+ java.util.function.Function.class,
userClassObject.getClass());
+ // check if window function
+ if (typeArgs[0].equals(Collection.class)) {
Review comment:
though its a bit difficult to get the check if the windowconfig set since
the windowconfig is client side and not on the server side
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