/usr/share/php/Doctrine/ORM/Internal/Hydration/SingleScalarHydrator.php is in php-doctrine-orm 2.5.14+dfsg-1.
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/*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This software consists of voluntary contributions made by many individuals
* and is licensed under the MIT license. For more information, see
* <http://www.doctrine-project.org>.
*/
namespace Doctrine\ORM\Internal\Hydration;
use Doctrine\ORM\NoResultException;
use Doctrine\ORM\NonUniqueResultException;
/**
* Hydrator that hydrates a single scalar value from the result set.
*
* @since 2.0
* @author Roman Borschel <roman@code-factory.org>
* @author Guilherme Blanco <guilhermeblanco@hotmail.com>
*/
class SingleScalarHydrator extends AbstractHydrator
{
/**
* {@inheritdoc}
*/
protected function hydrateAllData()
{
$data = $this->_stmt->fetchAll(\PDO::FETCH_ASSOC);
$numRows = count($data);
if ($numRows === 0) {
throw new NoResultException();
}
if ($numRows > 1) {
throw new NonUniqueResultException('The query returned multiple rows. Change the query or use a different result function like getScalarResult().');
}
if (count($data[key($data)]) > 1) {
throw new NonUniqueResultException('The query returned a row containing multiple columns. Change the query or use a different result function like getScalarResult().');
}
$result = $this->gatherScalarRowData($data[key($data)]);
return array_shift($result);
}
}
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