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Presto - Google Sheets Connector

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/*
 * Licensed 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 io.prestosql.plugin.google.sheets;

import io.prestosql.spi.connector.ColumnHandle;
import io.prestosql.spi.connector.ConnectorRecordSetProvider;
import io.prestosql.spi.connector.ConnectorSession;
import io.prestosql.spi.connector.ConnectorSplit;
import io.prestosql.spi.connector.ConnectorTableHandle;
import io.prestosql.spi.connector.ConnectorTransactionHandle;
import io.prestosql.spi.connector.RecordSet;

import java.util.List;
import java.util.stream.Collectors;

import static java.util.Objects.requireNonNull;

public class SheetsRecordSetProvider
        implements ConnectorRecordSetProvider
{
    @Override
    public RecordSet getRecordSet(ConnectorTransactionHandle transaction, ConnectorSession session, ConnectorSplit split, ConnectorTableHandle table, List columns)
    {
        requireNonNull(split, "split is null");
        SheetsSplit sheetsSplit = (SheetsSplit) split;

        List handles = columns.stream().map(c -> (SheetsColumnHandle) c).collect(Collectors.toList());
        return new SheetsRecordSet(sheetsSplit, handles);
    }
}