<?php 

/*

 * 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 LGPL. For more information, see

 * <http://www.doctrine-project.org>.

 */

namespace Doctrine\ORM;

/**

 * Represents a native SQL query.

 *

 * @author Roman Borschel <roman@code-factory.org>

 * @since 2.0

 */

final class NativeQuery extends AbstractQuery

{

    private $_sql;

    /**

     * Sets the SQL of the query.

     *

     * @param string $sql

     * @return NativeQuery This query instance.

     */

    public function setSQL($sql)

    {

        $this->_sql = $sql;

        return $this;

    }

    /**

     * Gets the SQL query.

     *

     * @return mixed The built SQL query or an array of all SQL queries.

     * @override

     */

    public function getSQL()

    {

        return $this->_sql;

    }

    /**

     * {@inheritdoc}

     */

    protected function _doExecute()

    {

        $stmt = $this->_em->getConnection()->prepare($this->_sql);

        $params = $this->_params;

        foreach ($params as $key => $value) {

            if (isset($this->_paramTypes[$key])) {

                $stmt->bindValue($key, $value, $this->_paramTypes[$key]);

            } else {

                $stmt->bindValue($key, $value);

            }

        }

        $stmt->execute();

        return $stmt;

    }

}