Github user yssharma commented on a diff in the pull request: https://github.com/apache/spark/pull/19416#discussion_r142368186 --- Diff: sql/core/src/main/scala/org/apache/spark/sql/execution/streaming/state/FlatMapGroupsWithState_StateManager.scala --- @@ -0,0 +1,143 @@ +/* + * 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.streaming.state + +import org.apache.spark.sql.catalyst.encoders.ExpressionEncoder +import org.apache.spark.sql.catalyst.expressions.{Attribute, AttributeReference, BoundReference, CaseWhen, CreateNamedStruct, GetStructField, IsNull, Literal, UnsafeRow} +import org.apache.spark.sql.execution.ObjectOperator +import org.apache.spark.sql.execution.streaming.GroupStateImpl +import org.apache.spark.sql.execution.streaming.GroupStateImpl.NO_TIMESTAMP +import org.apache.spark.sql.types.{IntegerType, LongType, StructType} + + +class FlatMapGroupsWithState_StateManager( --- End diff -- Is the underscore in the file name for clarity ?
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