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A table format for huge analytic datasets

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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.iceberg.spark.source;

import org.apache.iceberg.Table;
import org.apache.iceberg.spark.SparkReadConf;
import org.apache.spark.sql.SparkSession;
import org.apache.spark.sql.connector.read.Scan;
import org.apache.spark.sql.connector.read.ScanBuilder;
import org.apache.spark.sql.util.CaseInsensitiveStringMap;

class SparkFilesScanBuilder implements ScanBuilder {

  private final SparkSession spark;
  private final Table table;
  private final SparkReadConf readConf;
  private final boolean caseSensitive;
  private final CaseInsensitiveStringMap options;

  SparkFilesScanBuilder(SparkSession spark, Table table, CaseInsensitiveStringMap options) {
    this.spark = spark;
    this.table = table;
    this.readConf = new SparkReadConf(spark, table, options);
    this.caseSensitive = Boolean.parseBoolean(spark.conf().get("spark.sql.caseSensitive"));
    this.options = options;
  }

  @Override
  public Scan build() {
    return new SparkFilesScan(spark, table, readConf, caseSensitive, options);
  }
}