Github user JoshRosen commented on a diff in the pull request: https://github.com/apache/spark/pull/8785#discussion_r48715673 --- Diff: sql/core/src/test/scala/org/apache/spark/sql/jdbc/UnserializableDriverHelper.scala --- @@ -0,0 +1,53 @@ +/* + * 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.sql.jdbc + +import java.sql.{DriverManager, Connection} +import java.util.Properties +import java.util.logging.Logger + +object UnserializableDriverHelper { + + import scala.collection.JavaConverters._ --- End diff -- Please move this import to the top; the arguments RE: scope of implicits are different on a case-by-case basis, but JavaConverters is a case that should pretty much always be safe to put in a somewhat global scope.
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