| /* |
| * 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.secondaryindex.events |
| |
| import scala.collection.JavaConverters._ |
| |
| import org.apache.log4j.Logger |
| import org.apache.spark.internal.Logging |
| import org.apache.spark.sql.CarbonEnv |
| import org.apache.spark.sql.hive._ |
| import org.apache.spark.sql.secondaryindex.util.CarbonInternalScalaUtil |
| |
| import org.apache.carbondata.common.logging.LogServiceFactory |
| import org.apache.carbondata.core.metadata.schema.table.CarbonTable |
| import org.apache.carbondata.events.{AlterTableRenamePostEvent, Event, OperationContext, OperationEventListener} |
| |
| class AlterTableRenameEventListener extends OperationEventListener with Logging { |
| |
| val LOGGER: Logger = LogServiceFactory.getLogService(this.getClass.getCanonicalName) |
| |
| /** |
| * Called on a specified event occurrence |
| * |
| */ |
| override def onEvent(event: Event, operationContext: OperationContext): Unit = { |
| event match { |
| case alterTableRenamePreEvent: AlterTableRenamePostEvent => |
| LOGGER.info("alter table rename Pre event listener called") |
| val alterTableRenameModel = alterTableRenamePreEvent.alterTableRenameModel |
| val carbonTable = alterTableRenamePreEvent.carbonTable |
| val sparkSession = alterTableRenamePreEvent.sparkSession |
| val oldDatabaseName = carbonTable.getDatabaseName |
| val newTableName = alterTableRenameModel.newTableIdentifier.table |
| val metastore = CarbonEnv.getInstance(sparkSession).carbonMetaStore |
| val table: CarbonTable = metastore |
| .lookupRelation(Some(oldDatabaseName), newTableName)(sparkSession) |
| .asInstanceOf[CarbonRelation].carbonTable |
| CarbonInternalScalaUtil.getIndexesMap(table) |
| .asScala.map { |
| entry => |
| CarbonSessionCatalogUtil.getClient(sparkSession).runSqlHive( |
| s"ALTER TABLE $oldDatabaseName.${ |
| entry |
| ._1 |
| } SET SERDEPROPERTIES ('parentTableName'='$newTableName')") |
| } |
| } |
| } |
| } |