[GitHub] 10110346 closed pull request #23295: [MINOR][SQL]Change `ThreadLocal.withInitial` to Scala lambda syntax

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10110346 closed pull request #23295: [MINOR][SQL]Change  `ThreadLocal.withInitial`  to Scala lambda syntax
URL: https://github.com/apache/spark/pull/23295
 
 
   

This is a PR merged from a forked repository.
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diff --git a/sql/core/src/main/scala/org/apache/spark/sql/execution/WholeStageCodegenExec.scala b/sql/core/src/main/scala/org/apache/spark/sql/execution/WholeStageCodegenExec.scala
index fbda0d87a175f..30c46975877f2 100644
--- a/sql/core/src/main/scala/org/apache/spark/sql/execution/WholeStageCodegenExec.scala
+++ b/sql/core/src/main/scala/org/apache/spark/sql/execution/WholeStageCodegenExec.scala
@@ -19,7 +19,6 @@ package org.apache.spark.sql.execution
 
 import java.io.Writer
 import java.util.Locale
-import java.util.function.Supplier
 
 import scala.collection.mutable
 import scala.util.control.NonFatal
@@ -557,9 +556,7 @@ object WholeStageCodegenId {
   // is created, e.g. for special fallback handling when an existing WholeStageCodegenExec
   // failed to generate/compile code.
 
-  private val codegenStageCounter = ThreadLocal.withInitial(new Supplier[Integer] {
-    override def get() = 1  // TODO: change to Scala lambda syntax when upgraded to Scala 2.12+
-  })
+  private val codegenStageCounter = ThreadLocal.withInitial[Int](() => 1)
 
   def resetPerQuery(): Unit = codegenStageCounter.set(1)
 


 

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