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libraries/joomla/database/iterator/pdo.php

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+<?php
+/**
+ * @package     Joomla.Platform
+ * @subpackage  Database
+ *
+ * @copyright   Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
+ * @license     GNU General Public License version 2 or later; see LICENSE
+ */
+
+defined('JPATH_PLATFORM') or die;
+
+/**
+ * PDO database iterator.
+ *
+ * @package     Joomla.Platform
+ * @subpackage  Database
+ * @since       12.1
+ */
+class JDatabaseIteratorPdo extends JDatabaseIterator
+{
+	/**
+	 * Get the number of rows in the result set for the executed SQL given by the cursor.
+	 *
+	 * @return  integer  The number of rows in the result set.
+	 *
+	 * @since   12.1
+	 * @see     Countable::count()
+	 */
+	public function count()
+	{
+		if (!empty($this->cursor) && $this->cursor instanceof PDOStatement)
+		{
+			return $this->cursor->rowCount();
+		}
+		else
+		{
+			return 0;
+		}
+	}
+
+	/**
+	 * Method to fetch a row from the result set cursor as an object.
+	 *
+	 * @return  mixed   Either the next row from the result set or false if there are no more rows.
+	 *
+	 * @since   12.1
+	 */
+	protected function fetchObject()
+	{
+		if (!empty($this->cursor) && $this->cursor instanceof PDOStatement)
+		{
+			return $this->cursor->fetchObject($this->class);
+		}
+		else
+		{
+			return false;
+		}
+	}
+
+	/**
+	 * Method to free up the memory used for the result set.
+	 *
+	 * @return  void
+	 *
+	 * @since   12.1
+	 */
+	protected function freeResult()
+	{
+		if (!empty($this->cursor) && $this->cursor instanceof PDOStatement)
+		{
+			$this->cursor->closeCursor();
+		}
+	}
+}