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<?php
declare(strict_types=1);
namespace Doctrine\DBAL\Driver\OCI8;
use Doctrine\DBAL\Driver\Exception;
use Doctrine\DBAL\Driver\FetchUtils;
use Doctrine\DBAL\Driver\OCI8\Exception\Error;
use Doctrine\DBAL\Driver\Result as ResultInterface;
use function oci_cancel;
use function oci_error;
use function oci_fetch_all;
use function oci_fetch_array;
use function oci_num_fields;
use function oci_num_rows;
use const OCI_ASSOC;
use const OCI_FETCHSTATEMENT_BY_COLUMN;
use const OCI_FETCHSTATEMENT_BY_ROW;
use const OCI_NUM;
use const OCI_RETURN_LOBS;
use const OCI_RETURN_NULLS;
final class Result implements ResultInterface
{
/** @var resource */
private $statement;
/**
* @internal The result can be only instantiated by its driver connection or statement.
*
* @param resource $statement
*/
public function __construct($statement)
{
$this->statement = $statement;
}
/**
* {@inheritDoc}
*/
public function fetchNumeric()
{
return $this->fetch(OCI_NUM);
}
/**
* {@inheritDoc}
*/
public function fetchAssociative()
{
return $this->fetch(OCI_ASSOC);
}
/**
* {@inheritDoc}
*/
public function fetchOne()
{
return FetchUtils::fetchOne($this);
}
/**
* {@inheritDoc}
*/
public function fetchAllNumeric(): array
{
return $this->fetchAll(OCI_NUM, OCI_FETCHSTATEMENT_BY_ROW);
}
/**
* {@inheritDoc}
*/
public function fetchAllAssociative(): array
{
return $this->fetchAll(OCI_ASSOC, OCI_FETCHSTATEMENT_BY_ROW);
}
/**
* {@inheritDoc}
*/
public function fetchFirstColumn(): array
{
return $this->fetchAll(OCI_NUM, OCI_FETCHSTATEMENT_BY_COLUMN)[0];
}
public function rowCount(): int
{
$count = oci_num_rows($this->statement);
if ($count !== false) {
return $count;
}
return 0;
}
public function columnCount(): int
{
$count = oci_num_fields($this->statement);
if ($count !== false) {
return $count;
}
return 0;
}
public function free(): void
{
oci_cancel($this->statement);
}
/**
* @return mixed|false
*
* @throws Exception
*/
private function fetch(int $mode)
{
$result = oci_fetch_array($this->statement, $mode | OCI_RETURN_NULLS | OCI_RETURN_LOBS);
if ($result === false && oci_error($this->statement) !== false) {
throw Error::new($this->statement);
}
return $result;
}
/** @return array<mixed> */
private function fetchAll(int $mode, int $fetchStructure): array
{
oci_fetch_all(
$this->statement,
$result,
0,
-1,
$mode | OCI_RETURN_NULLS | $fetchStructure | OCI_RETURN_LOBS,
);
return $result;
}
}
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