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preserve spark properties on async subquery tasks (#579)
## Upstream SPARK-XXXXX ticket and PR link (if not applicable, explain) https://issues.apache.org/jira/browse/SPARK-27744 apache#24625 ## What changes were proposed in this pull request? preserve spark properties on subquery exec tasks ## How was this patch tested? unit tests
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/* | ||
* 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. | ||
*/ | ||
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package org.apache.spark.util | ||
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import scala.concurrent.{ExecutionContext, Future} | ||
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import org.apache.spark.SparkContext | ||
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private[spark] object Futures { | ||
def withLocalProperties[T]( | ||
sc: SparkContext)( | ||
body: => T)( | ||
implicit executor: ExecutionContext): Future[T] = { | ||
val properties = sc.getLocalProperties | ||
Future { | ||
val originalProperties = sc.getLocalProperties | ||
try { | ||
sc.setLocalProperties(properties) | ||
body | ||
} finally { | ||
sc.setLocalProperties(originalProperties) | ||
} | ||
} | ||
} | ||
} |
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