sijie commented on a change in pull request #2411: [functions] change instance
id from string to int and expose number of instances in context
URL: https://github.com/apache/incubator-pulsar/pull/2411#discussion_r211772934
##########
File path:
pulsar-functions/api-java/src/main/java/org/apache/pulsar/functions/api/Context.java
##########
@@ -86,7 +86,14 @@
*
* @return the instance id
*/
- String getInstanceId();
+ int getInstanceId();
+
+ /**
+ * Get the number of instances that invoke this function.
+ *
+ * @return the number of instances that invoke this function.
+ */
+ int getNumInstances();
Review comment:
how about adding a comment there, saying `getNumInstances` will return -1 if
the function is invoked from localrun?
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