panbingkun commented on code in PR #45813:
URL: https://github.com/apache/spark/pull/45813#discussion_r1547710993
##########
common/utils/src/main/scala/org/apache/spark/internal/Logging.scala:
##########
@@ -48,6 +48,19 @@ case class MessageWithContext(message: String, context:
java.util.HashMap[String
resultMap.putAll(mdc.context)
MessageWithContext(message + mdc.message, resultMap)
}
+
+ def ++(s: String): MessageWithContext = {
+ MessageWithContext(message + s, context)
+ }
+}
+
+object MDC {
+
+ implicit class StringImprovements(val s: String) {
+ def ++(mdc: MessageWithContext): MessageWithContext = {
Review Comment:
In addition, in `String ++ String`, `++` is an `alias` for `contact`, which
sounds reasonable.
<img width="784" alt="image"
src="https://github.com/apache/spark/assets/15246973/83b60402-e2f5-4a43-91b2-8d25148c514e";>
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