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<?php
declare(strict_types=1);
/**
* SPDX-FileCopyrightText: 2024 Nextcloud GmbH and Nextcloud contributors
* SPDX-License-Identifier: AGPL-3.0-only
*/
namespace OC\DB\QueryBuilder\Partitioned;
use OC\DB\ArrayResult;
use OCP\DB\IResult;
use PDO;
/**
* Combine the results of multiple join parts into a single result
*/
class PartitionedResult extends ArrayResult {
private bool $fetched = false;
/**
* @param PartitionQuery[] $splitOfParts
* @param IResult $result
*/
public function __construct(
private array $splitOfParts,
private IResult $result,
) {
parent::__construct([]);
}
public function closeCursor(): bool {
return $this->result->closeCursor();
}
public function fetch(int $fetchMode = PDO::FETCH_ASSOC) {
$this->fetchRows();
return parent::fetch($fetchMode);
}
public function fetchAll(int $fetchMode = PDO::FETCH_ASSOC): array {
$this->fetchRows();
return parent::fetchAll($fetchMode);
}
public function rowCount(): int {
$this->fetchRows();
return parent::rowCount();
}
private function fetchRows(): void {
if (!$this->fetched) {
$this->fetched = true;
$this->rows = $this->result->fetchAll();
foreach ($this->splitOfParts as $part) {
$this->rows = $part->mergeWith($this->rows);
}
$this->count = count($this->rows);
}
}
}
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