| /* |
| * 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.ignite |
| |
| import org.apache.ignite.spark.IgniteContext |
| import org.apache.spark.SparkContext |
| import org.apache.spark.sql.catalyst.catalog.{ExternalCatalogEvent, ExternalCatalogEventListener, ExternalCatalogWithListener} |
| import org.apache.spark.sql.internal.SharedState |
| |
| /** |
| * Shared state to override link to IgniteExternalCatalog |
| */ |
| private[ignite] class IgniteSharedState ( |
| igniteContext: IgniteContext, |
| sparkContext: SparkContext) extends SharedState(sparkContext) { |
| /** @inheritdoc */ |
| override lazy val externalCatalog: ExternalCatalogWithListener = { |
| val externalCatalog = new IgniteExternalCatalog(igniteContext) |
| |
| val wrapped = new ExternalCatalogWithListener(externalCatalog) |
| |
| wrapped.addListener(new ExternalCatalogEventListener { |
| override def onEvent(event: ExternalCatalogEvent): Unit = { |
| sparkContext.listenerBus.post(event) |
| } |
| }) |
| |
| wrapped |
| } |
| } |