/*
 * 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.datasources.v2

import org.apache.spark.sql.connector.read.PartitionReader

class PartitionReaderFromIterator[InternalRow](
    iter: Iterator[InternalRow]) extends PartitionReader[InternalRow] {
  private var currentValue: InternalRow = _

  override def next(): Boolean = {
    if (iter.hasNext) {
      currentValue = iter.next()
      true
    } else {
      false
    }
  }

  override def get(): InternalRow = currentValue

  override def close(): Unit = {}
}