org.apache.comet.shims.ShimSQLConf.scala Maven / Gradle / Ivy

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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.
 */

package org.apache.comet.shims

import org.apache.spark.sql.internal.SQLConf
import org.apache.spark.sql.internal.SQLConf.LegacyBehaviorPolicy

trait ShimSQLConf {

  /**
   * Spark 3.4 renamed parquetFilterPushDownStringStartWith to
   * parquetFilterPushDownStringPredicate
   *
   * TODO: delete after dropping Spark 3.3 support and simply use
   * parquetFilterPushDownStringPredicate
   */
  protected def getPushDownStringPredicate(sqlConf: SQLConf): Boolean =
    sqlConf.getClass.getMethods
      .flatMap(m =>
        m.getName match {
          case "parquetFilterPushDownStringStartWith" | "parquetFilterPushDownStringPredicate" =>
            Some(m.invoke(sqlConf).asInstanceOf[Boolean])
          case _ => None
        })
      .head

  protected val LEGACY = LegacyBehaviorPolicy.LEGACY
  protected val CORRECTED = LegacyBehaviorPolicy.CORRECTED
}