Github user zsxwing commented on a diff in the pull request:
https://github.com/apache/spark/pull/3073#discussion_r19993020
--- Diff: core/src/main/scala/org/apache/spark/util/Utils.scala ---
@@ -1598,10 +1598,21 @@ private[spark] object Utils extends Logging {
/** Return a nice string representation of the exception, including the
stack trace. */
def exceptionString(e: Throwable): String = {
- if (e == null) "" else exceptionString(getFormattedClassName(e),
e.getMessage, e.getStackTrace)
+ if (e == null) {
+ ""
+ } else {
+ val stringWriter = new StringWriter()
+ e.printStackTrace(new PrintWriter(stringWriter))
+ stringWriter.toString
+ }
}
- /** Return a nice string representation of the exception, including the
stack trace. */
+ /**
+ * Return a nice string representation of the exception, including the
stack trace.
+ * It's only used for backward compatibility.
+ * Note: deprecated because it does not include the exception's cause.
+ */
+ @deprecated("Use exceptionString(Throwable) instead", "1.2.0")
--- End diff --
I moved this one into `ExceptionFailure` because it's only used by
`ExceptionFailure`
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