11977

Build # 11977

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<a href="https://github.com/apache/carbondata/commit/<a class=hub.com/apache/carbondata/commit/409fcb117402faf19d1864b545b5b9cb4fdad5e6">409fcb117<a href="https://github.com/apache/carbondata/commit/409fcb117402faf19d1864b545b5b9cb4fdad5e6">">Merge </a><a class="double-link" href="https://github.com/apache/carbondata/commit/<a class="double-link" href="https://github.com/apache/carbondata/commit/2f67095fadfd5b1bf2101383bfb21d0867890130">2f67095fa</a>">2f67095fa</a><a href="https://github.com/apache/carbondata/commit/409fcb117402faf19d1864b545b5b9cb4fdad5e6"> into e7c96abef">e7c96abef</a>

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78.43

/integration/spark2/src/main/scala/org/apache/spark/sql/execution/command/cache/DropCacheEventListeners.scala

/*
* 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.execution.command.cache

import scala.collection.JavaConverters._
import scala.collection.mutable

import org.apache.spark.sql.{CarbonEnv, SparkSession}
import org.apache.spark.sql.catalyst.TableIdentifier
import org.apache.spark.util.DataMapUtil

import org.apache.carbondata.common.logging.LogServiceFactory
import org.apache.carbondata.core.cache.CacheProvider
import org.apache.carbondata.core.datamap.DataMapStoreManager
import org.apache.carbondata.core.metadata.schema.datamap.DataMapClassProvider
import org.apache.carbondata.core.metadata.schema.table.DataMapSchema
import org.apache.carbondata.events.{DropTableCacheEvent, Event, OperationContext, OperationEventListener}
import org.apache.carbondata.processing.merger.CarbonDataMergerUtil

object DropCacheDataMapEventListener extends OperationEventListener {

  val LOGGER = LogServiceFactory.getLogService(this.getClass.getCanonicalName)

  /**
   * Called on a specified event occurrence
   *
   * @param event
   * @param operationContext
   */
  override protected def onEvent(event: Event, operationContext: OperationContext): Unit = {
    event match {
      case dropCacheEvent: DropTableCacheEvent =>
        val carbonTable = dropCacheEvent.carbonTable
        val sparkSession = dropCacheEvent.sparkSession
        val internalCall = dropCacheEvent.internalCall
        if ((carbonTable.isChildDataMap || carbonTable.isChildTable) && !internalCall) {
          throw new UnsupportedOperationException("Operation not allowed on child table.")
        }

        if (carbonTable.hasDataMapSchema) {
          val childrenSchemas = carbonTable.getTableInfo.getDataMapSchemaList.asScala
            .filter(_.getRelationIdentifier != null)
          dropCacheForChildTables(sparkSession, childrenSchemas)
        }
        if (DataMapUtil.hasMVDataMap(carbonTable)) {
          val childrenSchemas = DataMapStoreManager.getInstance
            .getDataMapSchemasOfTable(carbonTable).asScala
            .filter(dataMapSchema => null != dataMapSchema.getRelationIdentifier &&
                                     !dataMapSchema.isIndexDataMap)
          dropCacheForChildTables(sparkSession, childrenSchemas)
        }
    }
  }

  private def dropCacheForChildTables(sparkSession: SparkSession,
      childrenSchemas: mutable.Buffer[DataMapSchema]): Unit = {
    for (childSchema <- childrenSchemas) {
      val childTable =
        CarbonEnv.getCarbonTable(
          TableIdentifier(childSchema.getRelationIdentifier.getTableName,
            Some(childSchema.getRelationIdentifier.getDatabaseName)))(sparkSession)
      try {
        val dropCacheCommandForChildTable =
          CarbonDropCacheCommand(
            TableIdentifier(childTable.getTableName, Some(childTable.getDatabaseName)),
            internalCall = true)
        dropCacheCommandForChildTable.processMetadata(sparkSession)
      }
      catch {
        case e: Exception =>
          LOGGER.warn(
            s"Clean cache for child table ${ childTable.getTableName } failed.", e)
      }
    }
  }
}


object DropCacheBloomEventListener extends OperationEventListener {

  val LOGGER = LogServiceFactory.getLogService(this.getClass.getCanonicalName)

  /**
   * Called on a specified event occurrence
   *
   * @param event
   * @param operationContext
   */
  override protected def onEvent(event: Event, operationContext: OperationContext): Unit = {
    event match {
      case dropCacheEvent: DropTableCacheEvent =>
        val carbonTable = dropCacheEvent.carbonTable
        val cache = CacheProvider.getInstance().getCarbonCache
        val datamaps = DataMapStoreManager.getInstance().getDataMapSchemasOfTable(carbonTable)
          .asScala.toList
        val segments = CarbonDataMergerUtil
          .getValidSegmentList(carbonTable.getAbsoluteTableIdentifier).asScala.toList

        datamaps.foreach {
          case datamap if datamap.getProviderName
            .equalsIgnoreCase(DataMapClassProvider.BLOOMFILTER.getShortName) =>
            try {
              // Get datamap keys
              val datamapKeys = CacheUtil.getBloomCacheKeys(carbonTable, datamap)

              // remove datamap keys from cache
              cache.removeAll(datamapKeys.asJava)
            } catch {
              case e: Exception =>
                LOGGER.warn(
                  s"Clean cache for Bloom datamap ${datamap.getDataMapName} failed.", e)
            }
          case _ =>
        }
    }
  }
}

1	/*
2	* Licensed to the Apache Software Foundation (ASF) under one or more
3	* contributor license agreements. See the NOTICE file distributed with
4	* this work for additional information regarding copyright ownership.
5	* The ASF licenses this file to You under the Apache License, Version 2.0
6	* (the "License"); you may not use this file except in compliance with
7	* the License. You may obtain a copy of the License at
8	*
9	* http://www.apache.org/licenses/LICENSE-2.0
10	*
11	* Unless required by applicable law or agreed to in writing, software
12	* distributed under the License is distributed on an "AS IS" BASIS,
13	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14	* See the License for the specific language governing permissions and
15	* limitations under the License.
16	*/
17
18	package org.apache.spark.sql.execution.command.cache
19
20	import scala.collection.JavaConverters._
21	import scala.collection.mutable
22
23	import org.apache.spark.sql.{CarbonEnv, SparkSession}
24	import org.apache.spark.sql.catalyst.TableIdentifier
25	import org.apache.spark.util.DataMapUtil
26
27	import org.apache.carbondata.common.logging.LogServiceFactory
28	import org.apache.carbondata.core.cache.CacheProvider
29	import org.apache.carbondata.core.datamap.DataMapStoreManager
30	import org.apache.carbondata.core.metadata.schema.datamap.DataMapClassProvider
31	import org.apache.carbondata.core.metadata.schema.table.DataMapSchema
32	import org.apache.carbondata.events.{DropTableCacheEvent, Event, OperationContext, OperationEventListener}
33	import org.apache.carbondata.processing.merger.CarbonDataMergerUtil
34
35	object DropCacheDataMapEventListener extends OperationEventListener {	2✔
36
37	val LOGGER = LogServiceFactory.getLogService(this.getClass.getCanonicalName)	2✔
38
39	/**
40	* Called on a specified event occurrence
41	*
42	* @param event
43	* @param operationContext
44	*/
45	override protected def onEvent(event: Event, operationContext: OperationContext): Unit = {
46	event match {	1✔
47	case dropCacheEvent: DropTableCacheEvent =>	1✔
48	val carbonTable = dropCacheEvent.carbonTable	1✔
49	val sparkSession = dropCacheEvent.sparkSession	1✔
50	val internalCall = dropCacheEvent.internalCall	1✔
51	if ((carbonTable.isChildDataMap \|\| carbonTable.isChildTable) && !internalCall) {	1✔
52	throw new UnsupportedOperationException("Operation not allowed on child table.")	1✔
53	}
54
55	if (carbonTable.hasDataMapSchema) {	1✔
56	val childrenSchemas = carbonTable.getTableInfo.getDataMapSchemaList.asScala	1✔
57	.filter(_.getRelationIdentifier != null)	1✔
58	dropCacheForChildTables(sparkSession, childrenSchemas)	1✔
59	}
60	if (DataMapUtil.hasMVDataMap(carbonTable)) {	1✔
61	val childrenSchemas = DataMapStoreManager.getInstance	×
62	.getDataMapSchemasOfTable(carbonTable).asScala	×
63	.filter(dataMapSchema => null != dataMapSchema.getRelationIdentifier &&	×
64	!dataMapSchema.isIndexDataMap)	×
65	dropCacheForChildTables(sparkSession, childrenSchemas)	×
66	}
67	}
68	}
69
70	private def dropCacheForChildTables(sparkSession: SparkSession,
71	childrenSchemas: mutable.Buffer[DataMapSchema]): Unit = {
72	for (childSchema <- childrenSchemas) {	1✔
73	val childTable =	1✔
74	CarbonEnv.getCarbonTable(	1✔
75	TableIdentifier(childSchema.getRelationIdentifier.getTableName,	1✔
76	Some(childSchema.getRelationIdentifier.getDatabaseName)))(sparkSession)	1✔
77	try {	×
78	val dropCacheCommandForChildTable =	1✔
79	CarbonDropCacheCommand(	1✔
80	TableIdentifier(childTable.getTableName, Some(childTable.getDatabaseName)),	1✔
81	internalCall = true)	1✔
82	dropCacheCommandForChildTable.processMetadata(sparkSession)	1✔
83	}
84	catch {
85	case e: Exception =>
86	LOGGER.warn(	×
87	s"Clean cache for child table ${ childTable.getTableName } failed.", e)	×
88	}
89	}
90	}
91	}
92
93
94	object DropCacheBloomEventListener extends OperationEventListener {	2✔
95
96	val LOGGER = LogServiceFactory.getLogService(this.getClass.getCanonicalName)	2✔
97
98	/**
99	* Called on a specified event occurrence
100	*
101	* @param event
102	* @param operationContext
103	*/
104	override protected def onEvent(event: Event, operationContext: OperationContext): Unit = {
105	event match {	1✔
106	case dropCacheEvent: DropTableCacheEvent =>	1✔
107	val carbonTable = dropCacheEvent.carbonTable	1✔
108	val cache = CacheProvider.getInstance().getCarbonCache	1✔
109	val datamaps = DataMapStoreManager.getInstance().getDataMapSchemasOfTable(carbonTable)	1✔
110	.asScala.toList	1✔
111	val segments = CarbonDataMergerUtil	1✔
112	.getValidSegmentList(carbonTable.getAbsoluteTableIdentifier).asScala.toList	1✔
113
114	datamaps.foreach {	1✔
115	case datamap if datamap.getProviderName	1✔
116	.equalsIgnoreCase(DataMapClassProvider.BLOOMFILTER.getShortName) =>	1✔
117	try {	1✔
118	// Get datamap keys
119	val datamapKeys = CacheUtil.getBloomCacheKeys(carbonTable, datamap)	1✔
120
121	// remove datamap keys from cache
122	cache.removeAll(datamapKeys.asJava)	1✔
123	} catch {
124	case e: Exception =>
125	LOGGER.warn(	×
126	s"Clean cache for Bloom datamap ${datamap.getDataMapName} failed.", e)	×
127	}
128	case _ =>	×
129	}
130	}
131	}
132	}

apache / carbondata / 11977

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