heyihong commented on code in PR #42377:
URL: https://github.com/apache/spark/pull/42377#discussion_r1329300029
##########
connector/connect/server/src/main/scala/org/apache/spark/sql/connect/utils/ErrorUtils.scala:
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@@ -57,28 +69,105 @@ private[connect] object ErrorUtils extends Logging {
classes.toSeq
}
- private def buildStatusFromThrowable(st: Throwable, stackTraceEnabled:
Boolean): RPCStatus = {
+ private def serializeClasses(t: Throwable): String = {
+
JsonMethods.compact(JsonMethods.render(allClasses(t.getClass).map(_.getName)))
+ }
+
+ private[connect] val NUM_ERRORS_LIMIT = 5
+
+ // We can get full exception messages and optionally stacktrace by
+ // a separate RPC call if enrichErrorEnabled is true. So imposing a smaller
+ // limit to reduce the probability of hitting the 8KB header limit.
+ private val MAX_MESSAGE_SIZE = 512
+
+ // Convert Throwable to a protobuf message FetchErrorDetailsResponse.
+ // Truncate error messages by default.
+ private[connect] def throwableToFetchErrorDetailsResponse(
Review Comment:
I will remove it then...
The issue here is that unlike Python or other non-jvm client, they can
directly fallback to use message and classes in ErrorInfo . For scala client,
doing such fallback means losing cause exceptions
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