| /* |
| * 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.hive |
| |
| import org.apache.spark.sql.SparkSession |
| import org.apache.spark.sql.catalyst.plans.logical.{Command, LogicalPlan} |
| import org.apache.spark.sql.catalyst.rules.Rule |
| import org.apache.spark.util.CarbonReflectionUtils |
| |
| case class CarbonMVRules(sparkSession: SparkSession) extends Rule[LogicalPlan] { |
| |
| val mvPlan = try { |
| CarbonReflectionUtils.createObject( |
| "org.apache.carbondata.mv.extension.MVAnalyzerRule", |
| sparkSession)._1.asInstanceOf[Rule[LogicalPlan]] |
| } catch { |
| case e: Exception => |
| null |
| } |
| |
| override def apply(plan: LogicalPlan): LogicalPlan = { |
| plan match { |
| case _: Command => plan |
| case _ => |
| if (mvPlan != null) { |
| mvPlan.apply(plan) |
| } else { |
| plan |
| } |
| } |
| } |
| } |