[GitHub] [spark] WeichenXu123 commented on a change in pull request #25235: [SPARK-28483][Core] Fix canceling a spark job using barrier mode but barrier tasks blocking on BarrierTaskContext.barrier()

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WeichenXu123 commented on a change in pull request #25235: [SPARK-28483][Core] Fix canceling a spark job using barrier mode but barrier tasks blocking on BarrierTaskContext.barrier()
URL: https://github.com/apache/spark/pull/25235#discussion_r308168712
 
 

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 File path: core/src/main/scala/org/apache/spark/TaskUtils.scala
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 @@ -0,0 +1,42 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.spark
+
+/**
+ * Util methods which only used in task function.
+ */
+object TaskUtils {
+  /**
+   * This sleep method will check whether task is killed. If yes, throw TaskKilledException
+   */
+  def sleep(durationMillis: Long): Unit = {
 
 Review comment:
   Ignore this. :) I update code.

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