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/*
 * 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.paimon.spark

import org.apache.paimon.spark.schema.PaimonMetadataColumn
import org.apache.paimon.table.source.ReadBuilder

import org.apache.spark.sql.connector.read.{Batch, InputPartition, PartitionReaderFactory}

import java.util.Objects

/** A Spark [[Batch]] for paimon. */
case class PaimonBatch(
    inputPartitions: Seq[PaimonInputPartition],
    readBuilder: ReadBuilder,
    metadataColumns: Seq[PaimonMetadataColumn] = Seq.empty)
  extends Batch {

  override def planInputPartitions(): Array[InputPartition] =
    inputPartitions.map(_.asInstanceOf[InputPartition]).toArray

  override def createReaderFactory(): PartitionReaderFactory =
    PaimonPartitionReaderFactory(readBuilder, metadataColumns)

}