[GitHub] [spark] wangyum commented on a diff in pull request #40219: [SPARK-42622][CORE] Disable substitution in values

["wangyum (via GitHub)" <gi...@apache.org>]

wangyum commented on code in PR #40219:
URL: https://github.com/apache/spark/pull/40219#discussion_r1121033541


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core/src/main/scala/org/apache/spark/ErrorClassesJSONReader.scala:
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@@ -47,6 +47,7 @@ class ErrorClassesJsonReader(jsonFileURLs: Seq[URL]) {
     val messageTemplate = getMessageTemplate(errorClass)
     val sub = new StringSubstitutor(messageParameters.asJava)
     sub.setEnableUndefinedVariableException(true)
+    sub.setDisableSubstitutionInValues(true)

Review Comment:
   Could we add a test case?



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