| /* |
| * 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.CarbonRelation |
| import org.apache.spark.sql.secondaryindex.util.CarbonInternalScalaUtil |
| |
| import org.apache.carbondata.api.CarbonStore |
| import org.apache.carbondata.common.logging.LogServiceFactory |
| import org.apache.carbondata.events.{DeleteSegmentByDatePostEvent, Event, OperationContext, OperationEventListener} |
| |
| class DeleteSegmentByDateListener 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 deleteSegmentPostEvent: DeleteSegmentByDatePostEvent => |
| LOGGER.info("Delete segment By date post event listener called") |
| val carbonTable = deleteSegmentPostEvent.carbonTable |
| val loadDates = deleteSegmentPostEvent.loadDates |
| val sparkSession = deleteSegmentPostEvent.sparkSession |
| CarbonInternalScalaUtil.getIndexesTables(carbonTable).asScala.foreach { tableName => |
| val metastore = CarbonEnv.getInstance(sparkSession).carbonMetaStore |
| val table = metastore |
| .lookupRelation(Some(carbonTable.getDatabaseName), tableName)(sparkSession) |
| .asInstanceOf[CarbonRelation].carbonTable |
| CarbonStore |
| .deleteLoadByDate(loadDates, carbonTable.getDatabaseName, table.getTableName, table) |
| } |
| } |
| } |
| } |