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- <?php
-
- /*
- * This file is part of the Sonata package.
- *
- * (c) Thomas Rabaix <thomas.rabaix@sonata-project.org>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
-
- namespace Exporter\Source;
-
- use Exporter\Exception\InvalidMethodCallException;
-
- class PDOStatementSourceIterator implements SourceIteratorInterface
- {
- protected $statement;
-
- protected $current;
-
- protected $position;
-
- protected $rewinded;
-
- /**
- * @param \PDOStatement $statement
- */
- public function __construct(\PDOStatement $statement)
- {
- $this->statement = $statement;
- $this->position = 0;
- $this->rewinded = false;
- }
-
- /**
- * {@inheritdoc}
- */
- public function current()
- {
- return $this->current;
- }
-
- /**
- * {@inheritdoc}
- */
- public function next()
- {
- $this->current = $this->statement->fetch(\PDO::FETCH_ASSOC);
- $this->position++;
- }
-
- /**
- * {@inheritdoc}
- */
- public function key()
- {
- return $this->position;
- }
-
- /**
- * {@inheritdoc}
- */
- public function valid()
- {
- return is_array($this->current);
- }
-
- /**
- * {@inheritdoc}
- */
- public function rewind()
- {
- if ($this->rewinded) {
- throw new InvalidMethodCallException('Cannot rewind a PDOStatement');
- }
-
- $this->current = $this->statement->fetch(\PDO::FETCH_ASSOC);
- $this->rewinded = true;
- }
- }
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