thriftserver/server/src/main/scala/org/apache/livy/thriftserver/types/DataType.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.livy.thriftserver.types

private[thriftserver] trait DataType {
  def name: String
}

private[thriftserver] case class BasicDataType(name: String) extends DataType

private[thriftserver] case class StructField(name: String, dataType: DataType)

private[thriftserver]case class StructType(fields: Array[StructField]) extends DataType {
  val name = "struct"
}

private[thriftserver] case class ArrayType(elementsType: DataType) extends DataType {
  val name = "array"
}

private[thriftserver] case class MapType(keyType: DataType, valueType: DataType) extends DataType {
  val name = "map"
}