Github user gvramana commented on a diff in the pull request:
https://github.com/apache/carbondata/pull/2328#discussion_r189606530
--- Diff:
integration/spark2/src/main/scala/org/apache/carbondata/stream/StreamJobManager.scala
---
@@ -0,0 +1,131 @@
+/*
+ * 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.carbondata.stream
+
+import java.util.concurrent.{CountDownLatch, TimeUnit}
+
+import scala.collection.mutable
+
+import org.apache.spark.sql.{DataFrame, SparkSession}
+import org.apache.spark.sql.streaming.StreamingQuery
+
+import org.apache.carbondata.common.logging.LogServiceFactory
+import org.apache.carbondata.core.metadata.schema.table.CarbonTable
+import org.apache.carbondata.spark.StreamingOption
+import org.apache.carbondata.streaming.CarbonStreamException
+
+object StreamJobManager {
+ private val LOGGER =
LogServiceFactory.getLogService(this.getClass.getCanonicalName)
+ private val jobs = mutable.Map[String, StreamJobDesc]()
--- End diff --
Need to use concurrent hash map
---
