HyukjinKwon commented on code in PR #42266:
URL: https://github.com/apache/spark/pull/42266#discussion_r1285770067
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connector/connect/client/jvm/src/main/scala/org/apache/spark/sql/connect/client/GrpcExceptionConverter.scala:
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@@ -53,11 +60,33 @@ private[client] object GrpcExceptionConverter {
}
}
- private def toSparkThrowable(ex: StatusRuntimeException): SparkThrowable
with Throwable = {
- val status = StatusProto.fromThrowable(ex)
- // TODO: Add finer grained error conversion
- new SparkException(status.getMessage, ex.getCause)
+ private val errorFactory = new ErrorFactoryBuilder()
+ .registerConstructor((message, _) => new ParseException(None, message,
Origin(), Origin()))
+ .registerConstructor((message, _) => new AnalysisException(message))
+ .build()
+
+ private def errorInfoToThrowable(info: ErrorInfo, message: String):
Option[Throwable] = {
+ val classes =
+ mapper.readValue(info.getMetadataOrDefault("classes", "[]"),
classOf[Array[String]])
+
+ classes
+ .find(errorFactory.contains(_))
+ .map { cls =>
+ errorFactory.get(cls).get(message, null)
+ }
}
-}
+ private def toThrowable(ex: StatusRuntimeException): Throwable = {
+ val status = StatusProto.fromThrowable(ex)
+ status
+ .getDetailsList
+ .asScala
+ .find(_.is(classOf[ErrorInfo]))
+ .flatMap { d =>
Review Comment:
I would cut this monadic chaining (see also
https://github.com/databricks/scala-style-guide#chaining).
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