rdar://134595408 Support Scala 2.12 in StandaloneRestServer

szehon-ho · Aug 23, 2024 · 32ad908 · 32ad908
1 parent fb087f7
commit 32ad908
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/core/src/main/scala/org/apache/spark/deploy/rest/StandaloneRestServer.scala b/core/src/main/scala/org/apache/spark/deploy/rest/StandaloneRestServer.scala
@@ -172,8 +172,10 @@ private[rest] class StandaloneSubmitRequestServlet(
     conf: SparkConf)
   extends SubmitRequestServlet {
 
+  private val envVariablePattern = "\\{\\{([A-Z_]+)\\}\\}".r
+
   private def replacePlaceHolder(variable: String) = variable match {
-    case s"{{$name}}" if System.getenv(name) != null => System.getenv(name)
+    case envVariablePattern(name) if System.getenv(name) != null => System.getenv(name)
     case _ => variable
   }