xinrong-databricks commented on code in PR #36086:
URL: https://github.com/apache/spark/pull/36086#discussion_r844218251
##########
python/pyspark/sql/streaming/query.py:
##########
@@ -309,11 +309,22 @@ def addListener(self, listener: StreamingQueryListener)
-> None:
java_import(gw.jvm, "org.apache.spark.sql.streaming.*")
ensure_callback_server_started(gw)
- self._jsqm.addListener(
+ jlistener = (
SparkContext._jvm.PythonStreamingQueryListenerWrapper( # type:
ignore[union-attr]
JStreamingQueryListener(listener)
)
)
+ listener._set_jlistener(jlistener)
+ self._jsqm.addListener(jlistener)
+
+ def removeListener(self, listener: StreamingQueryListener) -> None:
+ """
+ Deregister a :class:`StreamingQueryListener`.
+
+ .. versionadded:: 3.4.0
+ """
+ if hasattr(listener, "_jlistener"):
Review Comment:
Out of curiosity, why don't we update the `_jlistener` attribute?
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